Cessna R172k 1980 Owner's manual

t

(_

I /

PILOT'S

OPERATING

HANDBOOK

and

FAA

APPROVED

AIRPLANE

FLIGHT

MANUAL

l06

THIS

DOCUMENT

MUST

BE

CARRIED

IN

THE

AIRPLANE

AT

ALL

TIMES.

-

2'22

-:j

< 114 -

)I

CESSNA

AIRCRAFT

COMPANY I

I 1980

MODEL

R172K

Serial

No

: R1723306

Registration

No

.

VH-VPM

THIS

HANDBOOK

INCLUDES

THE

MATERIAL

REQUIRED

lO

BE

FURNISHED

TO

THE

PILOT

BY

CAR

PART

3

AND

CONSTITUTES

THE

FAA

APPROVED

AIRPLANE

FLIGHT

MANUAL.

f)

Memloe, of GAMA

COPYRICHT • 19

79

CESSNA

AIRCRAFT

COMPANY

WICHITA,

KANSAS

,

USA

1

JULY

1979

THIS

MANUAL

WAS

PROVIDED

FORTHEAIRPLANE

IDENTIFIED

ON

THE

TITLE PAGE

ON

If

-

't-

' ~1

?-,

SUBSEQUENT

REVISIONS

SUPPLIED BY

CESSNA

AIRCRAFT

COMPANY

MUST

BE PROPERLY

IN

-

SERTED

.

CESSNA

AIRCRAFT

COMPANY,

PAWNEE

DIVISION

I.

( I l

(

( j

( .I

j

CESSNA

MODELR172K

CONGRATULATIONS

••••

Welcome

to

the ranks

of

Cess

na

owne

r

s!

Your

Cessna

has

been designed and

constructed to giveyou the mostin performance,economy,andcomfort.

It

is

ou

rdesirethat

you

will

f

ind

flying it, either

fo

r business

or

pleasure,apleasant and profitableexperience.

ThisPilot'sOperatingHand

book

has

been prepared

as

aguide

lo

helpyougetthemost

pleasure and

utility

from

your

airplane. It contains information about your

Cessna's

equip

ment, operating procedures, and performance; and suggestions

for

its servicingand

care. We urge you

to

read

it

from

cover

to

cover, and

to

refer to

it

frequently.

Our

in

terest in

your

flyi

ng

pleasure

has

not

ceased

with

your

pur

chase

of

a

Cessna.

World-wide, the

Cessna

Dealer Organization backed

by

the

Cessna

Customer Services

Department

stan

ds ready

to

serve you. The fo

llow

ing

servicesare offered

by

most

Cessna

Dealer

s:

• T

HE

CESSNA

WARRANTY,

wh

ich

pr

ovid

es

coverage

fo

rpartsand labor,isavailableat

Cessna

Dealers

worldwide

. Spec

ifi

c benefits and

pr

ovisions

of

warranty, plus

other

im

portant benefits for you,

are

contained in

yo

ur

Customer

Care

Program

book

,

supplied

with

your

airplane. Warranty service

is

available

to

youatauthorized

Cessna

Dealers

thr

ougho

ut

the

world

upon

pr

esentation

of

yourCustomerCareCard

which

es

tablishes

your

eligibility under

th

e warranty.

• FACTORY TRAIN

ED

PERSONNEL

to

provide

yo

u

with

courteous expert service.

• FACTORY

APPRO

VE

D

SERVICE

EQUIPMENT

to

provide you efficient and accurate

workmanship.

• A STOCK OF GENUINE

CESSN

A

SERV

I

CE

PARTS

on

hand when you need them.

•

THE

LATEST

AUTHORITATIVE INFORMATION FOR

SERV

ICING

CESSNA

AIR-

PLANES,

si

nce

Cess

na

D

ea

lers have all

of

the

Se

rviceManualsand

Parts

Catalogs,kept

c

urr

e

nt

by

Service Letters and Service News

lett

ers, published

by

Cessna

Aircraft

Company.

We urge all

Cessna

owne

rs

to

use

the

Cessna

Dealer Organization to the fulle

st.

A current

Cessna

Dealer Directory accompanies yo

ur

new airplane. The Directory is

revised frequently,and ac

urr

ent copycan beobtained

from

your

Cessna

Dealer.

Make

your

Directory one

of

ri°ur

cross-cou

ntr

y flight planning aids; a warm welcome awaits you at

every

Cessna

D

ea

er.

1

July

1979

PERFORMANCE-

SPECIFICATIONS

CESSNA

MODELR172K

PERFORMANCE SPECIFICATIONS

SPEED

:

Maximum

at

Sea.

Level

. . . . . . . . . . . . . . . 133

KNOTS

Cruise,

80%

Power

a.t 6000

Ft

. . . . . . . :, . . . • 130

KNOTS

CRUISE:

Recommended

lean

mixture

with

fuel

a.llowa.nce

for

engine

start,

taxi,

takeoff,

climb

and

45

minutes

reserve.

80%

Power

at

6000

Ft

. .

49

Gallons

Usable

Fuel

80%

Power

at

6000

Ft

. .

66

Gallons

Usable

Fuel

Maximum

Range

a.t 10,000

Ft

49 Ga.lions

Usable

Fuel

Maximum

Range

a.t 10,000

Ft

66

Gallons

Usable

Fuel

RATE

OF

CLIMB

AT

SEA

LEVEL

SERVICE

CEILING

. . . .

TAKEOFF

PERFORMANCE

:

Ground

Roll

. . . . . . . . .

Tota.I

Distance

Over

50-Ft

Obstacle

LANDING

PERFORMANCE:

Ground

Roll

. . . . . . . . . .

Total

Distance

Over

50-Ft

Obstacle

ST

ALL

SPEED

(CAS):

Flaps

Up,

Power

Off

Flaps

Down,

Power

Off

MAXIMUM

WEIGHT:

Ramp

.......

.

Takeoff

or

Landing

. .

STANDARD

EMPTY

WEIGHT:

HawkXP

......

.

HawkXPil

.....

.

MAXIMUM

USEFUL

LOAD:

HawkXP

...

. . .

HawkXPil

.....

.

BAGGAGE

ALLOWANCE

WING

LOADING

:

Pounds/Sq

Ft

POWER

LOADING:

Pounds/HP

FUEL

CAPACITY

:

Total

Standard

Tanks

Long

Range

Ta.n.lni

OIL

CAPACITY

ENGINE:

Teledyne

Continental,

Fuel

Injection

195

BHP

at

2600

RPM

PROPELLER:

Constant

Speed,

Diameter

. . .

ii

.

Range

Time

.

Range

Time

.

Range

Time

.

Range

Time

440NM

3.4

HRS

635NM

4.9

HRS

575NM

6.1HRS

815NM

8.

7HRS

870FPM

17,000

FT

SOOFT

1380FT

~OFT

1270

FT

53

KNOTS

46KNOTS

2558

LBS

2550

LBS

1538LBS

1565LBS

1020LBS

993LBS

200LBS

14.7

13.1

52

GAL.

68

GAL.

. 1

9QTS

iO'-360-KB

761N.

1

Juiy

1979

(

( I

CESSNA

MODELR172K

COVERAGE

/

REVISIONS/

LOG

OF

EFFECTIVE

PAGES

COVERAGE

The Pilot's

Operating

Handbook

in

the

airplane at

the

l

ime

of

delivery from Cessna Aircraft

Company

co

ntai~s i

nfo

rmationapplicable

to

t

he

1980

Mode

l

R172K

airplane designat

ed

by

the

serial

number

and

reg1

str

at1on

number

sh

own

on

the

Title Page

of

this h

andbook.

REVISIONS

. Changes an

d/or

additions

to

this

handbook

will

be

covered

by revisions

published

by Cessna

Aircraft Company. Th

ese

revisions

are

distributed

to

all Cessna Dealers

and

to

owners

or

u.

s.

Registered aircraft

according

to

FAA

rec

ords

at

the

time of revision

iss

uance.

Revisions

sho

uld be

examined

immediacely

upon

r

eceip

1

and

in

cor

po

raced in

th

is

handbook

.

NOTE

It is

th

e responsibility

of

the owner

lo

maint

ai

n this handbookina current

status

when

it

is being used

for

operational purposes.

Owners

shou

ld

contact

t

heir

Cessna

Dealer

whenever

the

revision status

of

lheir

handb

ook

is

in

question.

A revision

bar

will

ex

t

end

the

full length

of

new

or

revi

se

d text

and/or

illustrations

added

on

new

or

presenlly existing pages. This

bar

will

be

located

adjacent

to

the

applicable revised area

on

th

e

outer

margin

of

the

page.

All r

ev

is

ed

pages will carry

the

revisi

on

number

and

dace

on

the

applicable

page.

The following Log

of

EffectivePagesprovidesthe

da

t

es

of issuefor original

and

revi

se

d pages,

and

a listing

of

a

ll

pages

in

the

handbook

. Pages affected by

the

curren

t revision

are

indi

ca

ted

by an

asterisk (•)

preceding

th

e pages listed.

LOG

OF

EFFECTIVE PAGES

Dates

of

issue for original

and

revised

pag

es

are

:

Original

...............

1 July 1979

Revision 1

......

15

Novembe

r 1979

h~

~re

Pa~

Date

TIiie

.....................

1 July 1979

Assignmen1 Re

co

rd

......

. 1 July 1979

i

thru

ii

..................

1 July1979

•iii

................

15

November

1979

iv

........................

1 July 1979

1-1 thru 1-9

..............

1

Ju

ly 1979

1-10

Bl

ank

....

.

......

.

....

1 July

19

79

2-1

......................

1 July 1979

2-2 Blank

.................

1 July 1979

2-3 thru 2-13

.............

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19

79

2-14 Blank

................

1 July 1979

3-1 thru 3-9

..

.

...........

1 July 1979

3-10

Blan

k-:

...............

1 July 1979

3-11

thr

t.i

3-

18

....

..

......

1 July 1979

4-1

thru 4-

11

.............

1

Ju

ly 1979

4-12 Blank

..............

..

1 July 1979

4-13

thru

4-25

.........

..

. 1 July 1979

4-26 Blank

................

1 July 1979

5-1

......................

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5-2 Blank

.........

........

1 July1979

1

July

1979

5-3 t

hru

5-27

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1 July 1979

5-28 Blank

................

1 July 1979

6-1

..............

..

......

1 July 1979

6-2 Bl

ank

..........

..

...

1 July 1979

6-3

thru

6-23

.....

.

...

....

1 July 1979

6-24

Bl

ank

................

1 July 1979

7-1

thru

7-43

..........

..

. 1 July 1979

7-44 Blank

..........

...

1 July 1979

8-1

......................

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8-2 Blank

.................

1 July 1979

8-3

thru

8-17

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8-18 Blank

....

............

1 July 1979

*9-1

...

..

..........

15

November

1979

9-2

......................

1 July 1979

NOTE

Refer

to

Section 9 Table

of

Con

te

nts

for

supple

m

en

ts applicable

10

optional

sys-

tems.

Revision

1 -

15

November

1979

D1173-l-lJPH

iii

T

ABL

E

OF

CON

TENT

S

CESSNA

MODEL

R172K

TABLE

OF

CONTENTS

SECTION

GENERAL...

..

.....

. . .

..

. .

....

. .

..

1

LIMITATIONS

..

...

. .

...

.

....

...

....

..

. 2

EMERGENCY PROCEDURES

..

...

. . . . .

..

3 .

,-

NORMAL

PROCEDURES . . .

.....

.

......

4

PERFORMANCE. . .

..

.

...

.....

..

. .

.....

5

WEIGHT

& BALANCE/

EQUIPMENT

LIST

..

. .

....

. . . .

...

..

6

AIRPLANE & SYSTEMS

DESCRIPTIONS

..

.......

..

........

7

AIRPLANE

HANDLING

,

SERVICE &

MAINTENANCE

...

..

8

SUPPLEMENTS

(Optional

Systems Desc

ription

&

Operating

Procedures) . .

...

..

.

..

9

(

CESSNA

MODELR172K

SECTION

1

GENERAL

TABLE OF

CONTENTS

Three

View

Introduction

Descriptive

Data

Engin

e

Propeller

Fuel

..

.

Oil

Maximum

Certificated

Weights

Sta.nda.rd

Airplane

Weights

. .

Ca.bin

And

Entry

Dimensions

.

Baggage

Space

And

Entry

Dimensions

Specific

Loa.dings

. . . . . . . . . .

Symbols

,

Abbreviations

And

Terminology

.

General

Airspeed

Terminology

And

Symbols

Meteorological

Terminology

. . . . . . . .

Engine

Power

Terminology

. . . . . . . . .

SECTION

1

GENERAL

Airplane

Performance

And

Flight

Planning

Terminology

Page

1-2

1-3

1-4

1-5

1-6

1-7

1-8

Weight

And

Ba.lance

Terminology

...

. . .

....

.

1

July

1979

1-1

'



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

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  

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     

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*

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 

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(

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

INTRODUCTION







       





DESCRIPTIVE DATA



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  

 

 

      



     



 

  

 

 

 

       

° 







   



   

  

   





 

(

3ECTION

1

lENERAL

"uel

Capacity:

Standard

Tanks:

Total

Ca.pa.city:

52

ga.llons

.

Total

Ca.pa.city Ea.ch

Tanlc

26

ga.llons.

Total

Usable:

49

gallons.

Long

Range

Tanks:

Total

Ca.pa.city: 68 ga.llons.

Total

Ca.pa.city Ea.ch

Tank:

34

gallons

.

Total

Usable:

66

ga.llons

.

NOTE

CESSNA

MODELR172K

To

ensure

maximum

fuel

capacity

when

refueling

and

minimize

cross-feeding

when

parked

on

a

sloping

surface

,

place

the

fuel

selector

valve

in

either

LEFT

or

RIGHT

position.

)IL

)il

Grade

(Specification):

MIL-L-6082

Aviation

Grade

Straight

Mineral

Oil

:

Use

to

replenish

supply

during

first

25

hours

and

at

the

first

25-hour

oil

change

.

Continue

to

use

until

a

total

of

50

hours

has

accumulated

or

oil

1

cousumption

has

stabilized.

\

NOTE

The

airplane

was

delivered

from

the

factory

with

a.

corrosion

preventive

aircraft

engine

oil

.

This

oil

should

be

drained

after

the

first

25

hours

of

operation.

Continental

Motors

Specification

MHS-24

(and

a.11

revisions

thereto)

,

Ashless

Dispersant

Oil:

Thia

oil

must

be

u

■

ed

after

first

50

hours

or

oil

consumption

has

stabilized.

tecommended

Viscosity

for

Temperature

Range:

SAE

20W-50

or

SAE

50

above

40°F

(4°C).

SAE

20W-50

or

SAE

30

below

40°F

(4°C).

NOTE

Multi-viscosity

oil

with

a

range

of

SAE

20W-

50

is

recom-

mended

for

improved

starting

in

cold

weather.

)il

Capacity:

-4

Sump:

8

Quarts.

Total

: 9

Quarts

.

1

July

1979

(

CESSNA

MODELR172K

SECTION

1

GENERAL

MAXIMUM

CERTIFICATED

WEIGHTS

Ramp,

Norma.I

Category:

2558

lbs

.

Utility

Category:

2208

lbs.

Takeoff,

Normal

Category:

2550

lbs

.

Utility

Category

: 2200

lbs

.

Landing,

Normal

Category:

2550

lbs

.

Utility

Category

: 2200

lbs.

Weight

in

Baggage

Compartment,

Normal

Cat

egory:

B

aggage

Area. 1

or

Passeng

er

on

Child

's

Seat-

(Bagg

age,

Stati

on

82

to

108, 200

lbs.

maximum;

Passen

ger

on

Child

's

Seat

, 120

lbs

. ma.xi-

mum)

.

See

note

below

.

Baggage

Area. 2 -

Station

108

to

142:

50

lbs.

Se

e

note

below

.

NOTE

The

maximum

com

bined

weight

ca.pa.city

for

bag

gage

areas

1

and

2

is

200

lb

s.

Weight

in

Baggage

Compartment

,

Utility

Category:

In

this

category,

the

baggage

compartment

and

rear

seat

must

not

be

occupied.

STANDARD

AIRPLANE

WEIGHTS

Standard

Em

pty

Weight,

Ha.wk

XP

: 1538

lbs

.

Maximum

Useful

Load

:

Ha.wk

XP:

Ha.wk

XP

Il

:

Hawk

XP

II

: 1565

lbs.

Norma.I

Category

1020

lbs

.

993

lb

s.

CABIN

AND

ENTRY

DIMENSIONS

Utility

Category

670

lbs.

643

lbs.

Detailed

dimensions

of

the

ca.bin

interior

and

entry

door

openings

a.re

illustrated

in

Section

6.

BAGGAGE

SPACE

AND

ENTRY

DIMENSIONS

Dimensions

of

the

baggage

area.

and

baggag

e

do

or

opening

are

illustrated

in

detail

in

Se

ction

6.

SPECIFIC

LOADINGS

Wing

Loading:

14.7

lbs./sq

.

ft

.

Power

Loading:

13.1

lbs./hp

.

1

July

1979 1

-5

SECTION

1

GENERAL

CESSNA

MODELRl72K

SYMBOLS,

ABBREVIATIONS

AND

TERMINOLOGY

GENERAL

AIRSPEED

TERMINOLOGY

AND

SYMBOLS

KCAS

KIAS

KTAS

Knots

Calibrated

Airspeed

is

indicated

airspeed

corrected

f

or

position

and

instrument

error

and

expressed

in

knots

.

Knots

calibrated

airspeed

is

equal

to

KT

AS

in

standard

atmosphere

at

sea

level

.

Knots

Indicated

Airspeed

is

the

speed

shown

on

the

airs

p

eed

indicator

and

expresse

d

in

knots.

Knots

True

Airspeed

is

the

airspeed

expressed

in

knots

relative

to

undisturbed

air

which

is

KCAS

corrected

for

altitude

and

temperature

.

Manuevering

Speed

is

the

maximum

speed

at

whi

ch

you

may

us

e

abrupt

control

travel.

Maximum

Flap

Extended

Speed

is

the

highest

speed

permissible

with

wing

flaps

in

a

prescribed

extended

(

position

. (

Maximum

Structural

Cru.i.

sing

Speed

is

the

speed

that

should

not

be

exceeded

except

in

smooth

air,

then

only

with

caution.

Never

Exceed

Speed

is

the

speed

limit

that

may

not

be

exceeded

at

any

time.

Stalling

Speed

or

the

minimum

steady

night

speed

at

which

the

airplane

is

controllable.

Stalling

Speed

or

the

minimum

steady

night

speed

at

which

the

airplane

is

controllable

in

the

landin

g

configu

-

ration

at

the

most

forward

center

of

gravity.

Best

Angle

-

of

-

Climb

Speed

is

the

speed

which

results

in

the

greatest

gain

of

altitude

in

a

given

horizontal

distance.

Best

Rate-of-Climb

Speed

is

the

speed

which

results

in

the

greatest

gain

in

altitude

in

a

given

time.

(

METEOROLOGICAL

TERMINOLOGY

OAT

Outside

Air

Temperature

is

the

free

air

static

temperature.

1-6 1

July

1979

CESSNA

MODELR172K

Standard

Tempera-

ture

Pressure

Altitude

SECTION

1

GENERAL

It

is

expressed

in

either

degrees

Celsius

or

degrees

Fah-

renheit

.

Standard

Temperature

is

15°C

at

sea

level

pressure

altitude

and

decreases

by

2°C

for

each

1000

feet

of

altitude

.

Pressure

Altitude

is

the

altitude

read

from

an

altimeter

when

the

altimeter's

barometric

scale

has

been

set

to2.9.92

inches

of

mercury

(1013

mb)

.

ENGINE

POWER

TERMINOLOGY

BHP

RPM

MP

Brake

Horsepower

is

the

power

developed

by

the

engine.

Revolutions

Per

Minute

is

engine

speed.

Manifold

Pressure

is

a

pressure

measured

in

the

engine

's

induction

system

and

is

expressed

in

inches

of

mercury

(Hg).

AIRPLANE

PERFORMANCE

AND

FLIGHT

PLANNING

TERMINOLOGY

Demon-

strated

Crosswind

Velocity

Usable

Fuel

Unusable

Fuel

GPH

NMPG

g

1

July

1979

Demonstrated

Crosswind

Velocity

is

the

velocity

of

the

crosswind

component

for

which

adequate

control

of

the

airplane

during

takeoff

and

landing

wa.s

actually

demon-

strated

during

certification

tests

.

The

value

shown

is

not

considered

to

be

limiting.

Usable

Fuel

is

the

fuel

available

for

flight

planning.

Unusable

Fuel

is

the

quantity

of

fuel

that

can

not

be

safely

used

in

flight

.

Gallons

Per

Hour

is

the

amount

of

fuel

(in

gallons)

consumed

per

hour

.

Nautical

Miles

Per

Gallon

is

the

distance

(in

nautical

miles)

which

can

be

expected

per

gallon

of

fuel

consumed

at

a

specific

engine

power

setting

a.nd/

or

flight

configura-

tion.

g

is

acceleration

due

to

gravity.

1-7

SECTION

1

GENERAL

CESSNA

MODELR172K

WEIGHT

AND

BALANCE

TERMINOLOGY

Reference

Datum

Station

Arm

Moment

Center

of

Gravity

(C.G.)

C.G.

Arm

C.G.

Limits

Standard

Empty

Weight

Basic

Empty

Weight

Useful

Load

Maximum

Ramp

Weight

MMCimum

Takeoff

Weight

1-8

Reference

Datum

is

an

imaginary

vertical

plane

from

which

all

horizontal

distances

a.re

measured

for

balance

purposes.

Station

is

a

location

along

the

airplane

fuselage

giV'en

in

terms

of

the

distance

from

the

reference

datum.

Arm

is

the

horizontal

distance

from

the

reference

datum

to

the

center

of

gravity

(C.G.)

of

an

item.

Moment

is

the

product

of

the

weight

of

an

item

multiplied

by

its

arm.

(Moment

divided

by

the

constant

1000

is

used

in

this

handbook

to

simplify

balance

calculations

by

reduc-

ing

the

number

of

digits

.)

Center

of

Gravity

is

the

point

at

which

an

airplane,

or

equipment,

would

balance

if

suspended.

Its

distance

from

the

reference

datum

is

found

by

dividing

the

total

moment

by

the

total

weight

of

the

airplane.

Center

of

Gravity

Arm

is

the

arm

obtained

by

adding

the

airplane's

individual

moments

and

dividing

the

sum

by

the

total

weight.

Center

of

Gravity

Limits

are

the

extreme

center

of

gravity

locations

within

which

the

airplane

must

be

operated

at

a

given

weight.

Standard

Empty

Weight

is

the

weight

of

a.

standard

airplane,

including

unusable

fuel,

full

opera.ting

fluids

and

full

engine

oil.

Basic

Empty

Weight

is

the

standard

empty

weight

plus

the

weight

of

optional

equipment.

Useful

Load

is

the

difference

between

ramp

weight

and

the

basic

empty

weight.

Ma.xi.mum

Ramp

Weight

is

the

maximum

weight

approved

for

ground

maneuver

.

(It

includes

the

weight

of

start,

ta.xi

and

runup

fuel.)

(

Ma.xi.mum

Takeoff

Weight

is

the

maximum

weight

ap-

proved

for

the

start

of

the

takeoff

run.

1

July

1979

(

CESSNA

MODELR172K

Maximum

Landing

Weight

Ta.re

1

July

1979

SECTION

1

GENERAL

M.

aximum

Landing

Weight

is

the

maximum

weight

approved

for

the

landing

touchdown.

Tare

is

the

weight

of

chocks,

blocks

,

stands,

etc

.

used

when

weighing

an

airplane,

and

is

included

in

the

scale

readings.

Ta.re

is

deducted

from

the

sea.le

reading

to

obtain

the

actual

(net)

airplane

weight.

1-9/(1-10

blank)

I

\

,

/

CESSNA

MODELR172K

SECTION 2

LIMITATIONS

TABLE OF

CONTENTS

Introduction

. . . . . . . .

Airspeed

Limitations

Airspeed

Indicator

Markings

Power

Plant

Limitations

Power

Plant

Instrument

Markings

Weight

Limits

. . . . .

Normal

Category

. .

Utility

Category

Center

Of

Gravity

Limits

Normal

Category

Utility

Category

Maneuver

Limits

Normal

Category

Utility

Category

Flight

Load

Factor

Limits

Normal

Category

. . .

Utility

Category

Kinds

Of

Operation

Limits

Fuel

Limitations

. .

Other

Limitations

Flap

Limitations

Placards

..

. . .

1

July

1979

SECTION

2

LIMITATIONS

Page

2-3

2-4

2-5

2-6

2-7

2-8

2-9

2-10

2-

1/

(2-2

blank)

(

CESSNA

MODELR172K

SECTION

2

LIMITATIONS

INTRODUCTION

Section

2

includes

operating

limitations,

instrument

markings

,

and

ba.sic

placards

necessary

for

the

safe

operation

of

the

airplane,

its

engine

,

standard

systems

and

standard

equipment.

The

limitations

included

in

this

section

and

in

Section

9

have

b

een

approved

by

the

Federal

Av

iation

Administration

.

Observance

of

these

operating

limitations

is

re

quired

by

Federal

Aviation

Regulations.

NOTE

Refer

to

Section

9

of

this

Pilot's

Operating

Handbook

for

a.mended

operating

limitations

,

operating

procedures

,

performance

data

and

other

necessary

information

for

airplanes

equipped

with

specific

options

.

NOTE

The

airspeeds

listed

in

the

Airspeed

Limitations

chart

(figure

2-1)

and

the

Airspeed

Indicator

Markings

cha.rt

(figure

2-

2)

are

b

ased

on

Airspee

d

Calibration

data

shown

in

Section

5

with

the

normal

static

source.

If

the

alternate

static

source

is

being

used

,

ample

margins

should

be

observed

to

allow

for

the

airspeed

calibration

variations

between

the

normal

and

alternate

static

sources

as

shown

in

Section

5.

Your

Cessna

is

certificated

under

FAA

Type

Certificate

No. 3A17 as

Cessna

Model

No

.

R172K

.

1

July

1979 2

-3

SECTION

2

LIMITATIONS

AIRSPEED

LIMITATIONS

CESSNA

MODEL

R172K

Airspeed

limitations

and

their

operational

significance

are

shown

in

figure

2-1.

Maneuvering

speeds

shown

apply

to

normal

category

opera-

tions.

The

utility

category

maneuvering

speed

is

105

KIAS

at

2200

pounds

.

SPEED

KCAS

KIAS REMARKS

VNE Never Exceed Speed 161 163 Do

not

exceed this speed in

any operation.

VNO

Maximum Structural 127 129 Do

not

exceed this speed

Cruising Speed except

in

smooth air,

and

then

only with caution.

VA Maneuvering Speed:

2550

Pounds

103

104 Do

not

make full

or

abrupt

2150

Pounds

94 95

control movementsabove

17

50 Pounds

85 85

thisspeed.

VFE Maximum Flap Extended

Speed:

10°

Flaps

108

110 Do

not

exceed this speed

100

-

400

Flaps 84

85

with flaps down.

Maximum Window Open 161

163

Do

not

exceed this speed with

Speed windows open.

Figure

2-1.

Airspeed

Limitations

-4

1

July

1979

(

( (

CESSNA

MODELR172K

AIRSPEED

INDICATOR

MARKINGS

SECTION

2

LIMITATIONS

Airspeed

indicator

markings

and

their

color

code

significance

are

shown

in

figure

2-2.

MARKING KIAS VALUE SIGNIFICANCE

OR RANGE

White Arc 38 -

85

Full Flap Operating Range. Lower

limit is maximum weight

Vs

in

landing configuration.

Uppe}>

limit

is

maximum speed permissible with

flaps extended.

Green Arc

48

- 1

29

Normal Operating Range. Lower limit

is

maximum weight

Vs

at

most

forward

C.G

. with flaps retracted. Upper limit

is

maximum structural cruising speed.

Yellow Arc

129

- 1

63

Operations must be conducted with

caution

and

only in smooth air.

R

ed

Line 1

63

Maximum speed for all operations.

Figure

2-2.

Airspeed

Indicator

Markings

POWER PLANT

LIMITATIONS

Engine

Manufacturer:

Teledyne

Continental.

Engine

Model

Number:

10-360-KB

.

Engine

Operating

Limits

for

Takeoff

and

Continuous

Operations:

Maximum

Power:

195

BHP

rating.

Maximum

Engine

Sp

eed:

2600

RPM.

Ma.xi.mum

Cylinder

Head

Temperature

:

460°F

(238°C).

Maximum

Oil

Temperature:

240°F

(116°

C)

.

Oil

Pressure,

Minimum:

10

psi.

Ma.ximum:

100

psi.

Fuel

Pressure,

Minimum:

3

psi.

Ma.xi.mum: 17

psi

(17

gal/hr).

Propeller

Manufacturer:

McCauley

Accessory

Division.

Propeller

Model

Number:

2A34C203/90DCA-14

.

Propeller

Dia.meter,

Maximum:

76

inches.

Minimum:

74.5

inches

.

Propeller

Blade

Angle

at

30

Inch

Station

,

Low

: 1

2.0

°.

High:

25.1°.

1

July

1979

SECTION

2

LIMITATIONS

GESSNA

MODEL

R172K

POWER PLANT

INSTRUMENT

MARKINGS

Power

plant

instrument

markings

a.nd

their

color

code

significance

(

are

shown

in

figure

2-3.

RED LINE GREEN ARC

INSTRUMENT

MINIMUM

NORMAL

LIMIT

OPERATING

Tachometer ---2200 -

2600

RPM

Manifold

Pressure

-- -

15

-

25

in.

Hg

Oil Temperature ---

100°

-

240°F

Cylinder Head -- - 2000 -

4600

F

Temperature

Fuel Fl

ow

(Pressure) (3 psi) 4.5 -

11

.5 gal/hr

Oil

Pressure

10

ps

i 30 -

60

psi

Fuel

Quantity

E - --

(Standard (1.5 Gal. Unusable

Tanks)

Each

Tank)

Fuel Quantity E ---

(Long

Range

(1.0 Gal. Unusable

Tanks)

Each

Tank)

Suction - --4.5 - 6.4

in

. Hg.

Figure

2-3.

Power

Plant

Instrument

Markings

WEIGHT LIMITS

NORMAL

CA

TEGORY

Maximum

Ra.mp

Weight:

2558

lbs

.

Maximum

Takeoff

Weight: 2550

lbs.

Maximum

Landing

Weight:

2550

lbs

.

RED

LINE

MAXIMUM

LIMIT

2600

RPM

-- -

2400F

460°F

17

gal/hr

(17 psi) (

100

psi

---

-- -

---

1

July

1979

CESSNA

MODELR172K

SECTION

2

LIMITATIONS

Maximum

Weight

in

Baggage

Compartment:

Baggage

Area

1

or

Passenger

on

Child

's

Seat

-

(Baggage

,

Station

82

to

108, 200

lbs.

mu:imum;

Passenger

on

Child's

Sea.t 120

lbs

.

max-

imum).

See

note

below.

Baggage

Area. 2 -

Station

108

to

142: 50

lbs.

See

note

below

.

NOTE

The

maximum

combined

weight

ca.pa.city

for

baggage

areas

1

and

2

is

200

lbs

.

UTILITY CATEGORY

Maximum

Ra.mp

Weight:

2208

lbs

.

Maximum

Takeoff

Weight:

2200

lbs.

Maximum

Landing

Weight:

2200

lbs.

Maximum

Weight

in

Baggage

Compartment:

In

the

utility

category

,

the

b

aggage

compartment

and

rea.r sea.t

must

not

be

occupied

.

CENTER OF

GRAVITY

LIMITS

NORMAL

category

.

The

normal

category

is

applicable

to

aircraft

intended

for

non-aerobatic

operations.

These

include

any

maneuvers

incidenta.l

to

normal

flying,

stalls

(except

whip

stalls),

lazy

eights,

cha.ndelles

,

and

turns

in

which

the

angle

of

bank

is

not

more

than

60°.

Aerobatic

maneuvers,

including

spins,

a.re

not

approved.

1

July

1979 2-7

r

SECTION2

LIMITATIONS

CESSNA

MODELR172K

UTILITY CATEGORY

This

a.irplane

is

not

designed

for

purely

aeroba.tic

flight.

However,

in

the

acquisition

of

va.rious

certificates

such

as

commercia.l

pilot

and

flight

instructor,

oerta.in

maneuvers

a.re

required

by

the

FAA.

All

of

these

maneuvers

a.re

permitted

in

this

airplane

when

operated

in

the

utility

category

.

In

the

utility

category

,

the

baggage

compartment

and

rear

seat

must

not

be

occupied.

No

aerobatic

maneuvers

a.re

approved

except

those

listed

below:

MANEUVER

Chandelles

.

Lazy

Eights

.

Steep

Turns

- .

RECOMMENDED

ENTRY

SPEED*

. .

...

110

knots

.

..

110

knots

.

....

104

knots

v

Spins

..

.

Slow

Deceleration

.

Slow

Deceleration

Sta.lls

(Except

Whip

Stalls)

•

Abrupt

use

of

the

controls

is

prohibited

above

104

knots.

Aerobatics

tha.t

ma.y

impose

high

loads

should

not

be

attempted.

The

important

thing

to

bea.r

in

mind

in

flight

maneuvers

is

tha.t

the

airplane

is

clean

in

aerodynamic

design

and

will

build

up

speed

quickly

with

the

nose

down.

Proper

speed

control

is

a.n

essential

requirement

for

execution

of

a.ny

ma.neuver,

and

ca.re

should

always

be

exercised

to

avoid

excessive

speed

which

in

turn

ca.n

impose

excessive

loads

.

In

the

execution

of

a.ll

maneuvers,

avoid

abrupt

u.

se

of

controls.

Intentional

spins

with

flaps

extended

are

prohibited.

FLIGHT LOAD FACTOR LIMITS

NORMAL

category

or

in

the

Utility

Category

are

contained

in

the

Pilot

's

Operating

Handbook

and

FAA

Approved

Airplane

Flight

Manual.

Normal

Category

-

No

acrobatic

maneuvers,

including

spins,

approved.

Utility

Category

-

No

acrobatic

maneuvers

approved

,

Spin

Recovery

except

those

listed

in

the

Pilot's

Opera.ting

Handbook.

Baggage

compartment

and

rear

seat

must

not

be

occupied

.

-

Opposite

rudder

-

forward

elevator

-

neutralize

controls.

Flight

into

known

icing

conditions

prohibited.

This

airplane

is

certified

for

the

following

flight

operations

as

of

date

of

original

airworthiness

certificate:

DAY-NIGHT-VFR-IFR

2.

Near

wing

fi.ap

switch:

AVOID

SLIPS

WITH

FLAPS

EXTENDED

2-10 1

July

1979

{

(

CESSNA

MODELR172K

SECTION

2

LIMITATIONS

3.

On

the

fuel

selector

plate

(standard

tanks):

BOTH

-49

GAL.

LEFT

-

24.5

GAL.

RIGHT

-24.5

GAL

.

WHEN

SWITCHING

FROM

DRY

TANK

TURN

PUMP

ON

"HI

"

MOMENTARILY

On

the

fuel

selector

plate

(long

range

tanks):

BOTH

-66

GAL.

LEFT

-33

GAL

.

RIGHT

-33

GAL.

WHEN

SWITCHING

FROM

DRY

TANK

TURN

PUMP

ON

"HI"

MOMENTARILY

4.

Near

fuel

tank

filler

cap

(standard

tanks):

5.

FUEL

100LL/100

MIN.

GRADE

AVIATION

GASOLINE

CAP.

26

U.S.

GAL

.

Near

fuel

tank

filler

cap

(long

range

tanks)

:

FUEL

100LL/100

MIN.

GRADE

AVIATION

GASOLINE

CAP

. 34.0

U.S

.

GAL

.

CAP.

26.0

U.S

.

GAL.

TO

BOTTOM

OF

FILLER

COLLAR

On

control

lock:

CONTROL

LOCK

REMOVE

BEFORE

STARTING

ENGINE

.

1

July

1979 2-11

SECTION

2

LIMITATIONS

CESSNA

MODEL

R172K

6.

In

baggage

compartment:

200

POUNDS

MAXIMUM

BAGGAGE

OR

120

LBS

AUX

SEAT

PASSENGER

FORWARD

OF

BAGGAGE

DOOR

LATCH

50

POUNDS

MAXIMUM

BAGGAGE

A.FT

OF

BAGGAGE

DOOR

LATCH

MAXIMUM

200

POUNDS

COMBINED

FOR

ADDITIONAL

LOADING

INSTRU

CTIONS

SEE

WEIGHT

AND

BALANCE

DATA

7.

Near

manifold

pressure/fuel

flow

gage:

FUEL

FLOW

AT

FULL

THROTTLE

2600

RPM

SL

...

..

..........

.

.......

16

GPH

4000

FT

...........

....

.

..

14

GPH

8000

FT

................

. .

12

GPH

12000

FT

....

. . .

......

.

..

10

GPH

8. A

calibration

card

is

provided

to

indicate

the

accuracy

of

the

magnetic

compass

in

30

°

increments

.

9.

On

the

flap

control

indicator

:

0°

to

10°

to

40°

2-12

(Partial

flap

range

with

blue

color

code

and

110

kt

callout;

also,

mechanical

detent

at

10°.)

(Indices

at

these

positions

with

white

color

code

and

85

kt

callout;

also,

mechanical

detent

at

20

°.)

1

July

1979

(

CESSNA

MODEL

R172K

10.

Near

the

airspeed

indicator:

MANEUVER

SPEED

104

KIAS

11.

On

the

oil

filler

cap:

1

July

1979

OIL

8QTS

SECTION2

LIMITATIONS

2-13/(2-14

blank)

CESSNA

MODELR172K

SECTION

3

EMERGENCY

PROCEDURES

SECTION 3

EMERGENCY PROCEDURES

TABLE OF CONTENTS

Intr

o

duction

. . . . . . . . . . . . . . . . . . .

Airsp

e

eds

For

Em

e

rg

e

ncy

Oper

a

tion

. . . . . . .

OPERATIONAL

CHECKLISTS

P

age

3-3

. 3

-3

Engin

e

Failures

. . . . . . . . . . . . . . 3-3

Engine

Failure

During

Takeoff

Run

. . . 3-3

Engine

Failure

Immediately

After

Takeoff

3-

4

Engine

Failure

During

Flight

. . . . . . 3-4

Forced

Landings

. . . . . . . . . . . . . . 3-4

Emerg

e

ncy

Landing

Without

Engine

Power

3-4

P

re

cautionary

Landing

With

Engine

Power

3-4

Ditching

. . . . . . . . 3-5

Fires

. . . . . . . . . . . 3-5

During

Start

On

Ground

3-5

Engine

Fire

In

Flight

. . 3-6

Electrical

Fire

In

Flight

3-6

Cabin

Fire

3

-7

Wing

Fire

. . . . . . . 3-7 _

Icing

. . . . . . . 3-7

Inadvertent

Icing

Encounter

. . . . . . . . . . . 3-7

Static

Sourc

e

Blockage

(Erroneous

Instrum

e

nt

Readi

ng

Suspected)

. . . . . . . . . . . . . . 3-8

Landing

With A

Flat

Main

Tire

. . . . . . . 3-8

Ele

c

trical

Power

Supply

System

Malfun

c

tions

3-8

Ammeter

Shows

Excessive

Rate

of

Charge

(Full

Scale

De

flection)

. . . . . . . 3-8

Low

-

Voltage

Light

Illuminates

During

Flight

(Ammeter

Indicates

Discharg

e)

. 3-9

AMPLIFIED

PROCEDURES

Engine

Failure

. . . . . . .

Forced

Landings

. . . . . . .

Landing

Wi

thout

El

e

vator

Control

Fires

.

..

.

...

....

. .

1

July

1979

3-11

3-

12

3-

12

3-

12

3-1

SECTION

3

EMERGENCY

PROCEDURES

TABLE

OF

CONTENTS

(Continued)

CESSNA

MODELR172K

Emergency

Operation

In

Clouds

(Vacuum

System

Failure)

Executing

A 180°

Turn

In

Clouds

Page

3-13 (

3-13

3-14

3-15

3-16

3-17

3-18

Emergency

Descent

Through

Clouds

Recovery

From

A

Spiral

D

ive

...

Inadvertent

Flight

Into

Icing

Conditions

Sta.tic

Source

Blocked

. . . . . .

Spin

.a

...

.

.....

. .

..

.

Rough

Engine

Operation

Or

Loss

Of

Power

Spark

Plug

Fouling

. . . . . .

Magneto

Malfunction

. . . . . . . . .

Engine-Driven

Fuel

Pump

Failure

. . .

Low

Oil

Pressure

. . . . . . . . . . .

Electrical

Power

Supply

System

Malfunctions

Elxces

s

ive

Rate

Of

Charge

Insufficient

Rate

Of

Charge

. . . . . . .

3-2

1

July

1979

. (

( (

-

( (

CESSNA

MODEL

R172K

SECTION

3

EMERGENCY

PROCEDURES

INTRODUCTION

Section

3

provides

checklist

and

amplified

procedures

for

c

oping

with

emergencies

that

may

occur

.

Emergencies

ca.used

by

airplane

or

engine

malfunctions

a.re

extremely

re.re

if

proper

preflight

inspections

and

maintenance

a.re

practiced

.

Enroute

weather

emergencies

ca.n

be

minim

-

ized

or

eliminated

by

careful

flight

planning

and

good

jud

gme

nt

wh

en

unexpected

weather

is

encountered

.

However

,

should

an

emergency

a.rise

,

the

basic

guidelines

described

in

this

section

should

be

considered

and

applied

as

necessary

to

correct

the

problem

.

Emergenc

y

pro

c

edures

associated

with

ELT

a.nd

other

optional

systems

can

be

found

in

Section

9.

AIRSPEEDS

FOR

EMERGENCY

OPERATION

Engine

Failure

After

Takeoff:

Wing

Fla.pa

Up

. .

Wing

Flaps

Down

Maneuvering

Speed:

2550

Lbs

. .

2150

Lbs

. .

1750

Lbs

..

Ma.ximum

Glide:

2550

Lbs

..

2150

Lbs

..

1750

Lbs

...

.....

....

. .

Precautionary

Landing

With

Engine

Power

Landing

Without

Engine

Power:

Wing

Flaps

Up

. .

Wing

Flaps

Down

. . . .

OPERATIONAL

CHECKLISTS

ENGINE

FAILURES

ENGINE

FAILURE

DURING

TAKEOFF RUN

1.

Throttle

--

IDLE

.

2.

Brakes

--

APPLY.

3.

Wing

Flaps

--

RETRACT.

4.

Mixture

--

IDLE

CUT-OFF.

1

July

1979

70

KIAS

65

KIAS

104

KIAS

.95

KIAS

.8

5

KIAS

75

KIAS

69

KIAS

62

KIAS

65

KIAS

70

KIAS

65

KIAS

3-3

SECTION

3

EMERGENCY

PROCEDURES

CESSNA

MODEL

R172K

5.

Ignition

Switch

--

OFF.

6.

Master

Switch

--

OFF.

ENGINE

FAILURE

IMMEDIATELY

AFTER TAKEOFF

1.

Airspeed

--

70

KIAS

(flaps

UP).

65

KIAS

(flaps

DOWN).

2.

Mixture

--

IDLE

CUT-OFF.

3.

Fuel

Shut9ff

Va.Ive

--

OFF

(pull

out).

4.

Ignition

Switch

--

OFF.

5.

Wing

Flaps

--

AS

REQUIRED

(full

down

recommended).

6.

Master

Switch

--

OFF.

ENGINE

FAILURE

DURING

FLIGHT

1.

Airspeed

--

75

KIAS.

2.

Primer

--

IN

and

LOCKED.

3.

Fuel

Shutoff

Valve

--

ON

(push

full

in).

4.

Fuel

Selector

Va.Ive --

BOTH.

5.

Mixture

--

RICH.

6.

Throttle

--

1/2

OPEN.

7.

Auxiliary

Fuel

Pump

--

LOW

for

3-5

seconds

then

OFF.

8.

Ignition

Switch

--

BOTH

(or

START

if

propeller

is

stopped).

FORCED

LANDINGS

EMERGENCY

LANDING

WITHOUT

ENGINE

POWER

1.

Airspeed

--

70

KIAS

(flaps

UP).

65

KIAS

(flaps

DOWN).

2.

Seat

Belts

and

Shoulder

Harnesses

--

SECURE.

3.

Mixture

--

IDLE

CUT-OFF.

4.

Fuel

Shutoff

Va.Ive

--

OFF.

5.

All

Switches

(except

master

switch)

--

OFF.

6.

Wing

Flaps

--AS

REQUIRED

(full

down

recommended).

7.

Master

Switch

--

OFF.

8.

Doors

--

UNLATCH

PRIOR

TO

TOUCHDOWN.

9.

Touchdown

--

SLIGHTLY

TAIL

LOW.

10.

Brakes

--

APPLY

HEAVILY.

PRECAUTIONARY

LANDING

WITH

ENGINE

POWER

1.

Seat

Belts

and

Shoulder

Harnesses

--

SECURE.

2.

Wing

Flaps

--

20°.

3.

Airspeed

--

65

KIAS.

3-4 1

July

1979

I

\

(

( (

CESSNA

MODELR172K

SECTION3

EMERGENCY

PROCEDURES

4.

Selected

Field

--

FLY

OVER

,

noting

terrain

and

obstructions,

then

retract

flaps

upon

rea<:hing

a

safe

altitude

and

airspeed.

5.

Avionics

Power

Switch

and

Electrical

Switches

--

OFF.

6.

Wing

Flaps

--

FULL

DOWN

(on

final

approach).

7.

Airspeed

--

65

KIAS.

8. Master

Switch

--

OFF.

9.

Doors

--

UNLATCH

PRIOR

TO

TOUCHDOWN.

10.

Touchdown

--

SLIGHTLY

TAIL

LOW.

11. .

Ignition

Switch

--

OFF.

12.

Brakes

--APPLY

HEAVILY.

DITCHING

1.

Radio

--

TRANSMIT

MAYDAY

on

121.5

MHz,

giving

location

and

intentions

and

SQUAWK

7700

if

transponder

is

installed

.

2.

Heavy

Objects

(in

baggage

area)

--

SECURE

OR

JETTISON

.

3.

Seat

Belts

and

Shoulder

Harnesses

--

SECURE.

4.

Wing

Flaps

--

20° -40

°.

5.

Power

--

ESTABLISH

300

FT/MIN

DESCENT

AT

55

KIAS.

6.

Approach

--

High

Winds,

Heavy

Seas

--

INTO

THE

WIND.

Light

Winds,

Heavy

Sw

ells

--

PARALLEL

TO

SWELLS.

NOTE

U

no

power

is

available,

approach

at

65

KIAS

with

flaps

up

or

at

60

KIAS

with

10°

flaps.

7.

Cabin

Doors

--

UNLATCH.

8. Fa-ce --

CUSHION

at

touchdown

with

folded

coat.

9.

Touchdown

--

LEVEL

ATTITUDE

AT

ESTABLISHED

RATE

OF

DESCENT

.

10.

Airplane

--

EVACUATE

through

cabin

doors.

U

necessary,

open

window

and

flood

ca.bin

to

equalize

pressure

so

doors

can

be

opened.

11.

Life

Vests

and

Raft

--

INFLATE.

FIRES

DURING

START

ON

GROUND

1.

Auxiliary

Fuel

Pump

--

OFF

.

2.

Mixture

--

IDLE

CUT-OFF.

3.

Parking

Brake

--

RELEASE.

1

July

1979 3-5

SECTION

3

EMERGENCY

PROCEDURES

CESSNA

MODELR172K

4.

~ire

Extinguisher··

OBTAIN

(have

ground

attendants

obtain

if

not

msta.lled).

5.

Airpla.ne

·•

EVACUATE.

6.

Fire

••

EXTINGUISH.

(

7.

NOTE

If

suffici

e

nt

ground

pe

rsonnel

a.re

a.

vaila.bl

e

(and

f

ire

is

on

grou?-d

a.nd

not

~o

dangerous

) m

ov

e

airplan

e

away

from

the

fire

by

pushmg

rearw

a

rd

on

th

e

lea.ding

edg

e

of

the

horizontal

stabilizer

.

Fire

Damage

••

I~SPECT,

repair

damage

or

replace

damaged

components

or

wirmg

before

conducting

another

flight.

ENGINE

FIRE

IN

FLIGHT

1.

Throttle

--

CLOSE

.

2. .

Mixture

·-

IDLE

CUT-OFF.

3.

Fuel

Shutoff

Valve

·-

OFF

.

4.

Master

Switch

-·

OFF.

5.

C~bin

Heat

and

Air

--

OFF

(except

overhead

vents)

.

6.

All'speed

·-

105

KIAS

(If

fire

is

not

extinguished

,

increase

glide

speed

to

find

an

airspeed

which

will

provide

an

incombustible

mixture)

.

7.

Forced

Landing--

EXECUTE

(as

described

in

Emergency

Landing

Without

Engine

Power).

ELECTRICAL FIRE

IN

FLIGHT

1.

Ma.star

Switch

--

OFF.

2.

Avionics

Power

Switch

••

OFF.

3.

All

Other

Switches

(except

ignition

switch)

--

OFF

.

4.

Vents/Cabin

Air/Heat-

·

CLOSED

.

5,

Fire

Extinguisher

--

ACTIVATE

(if

ava.ilable)

.

I

WARNING

I

After

discha.rging

an

extinguisher

within

a

closed

cabin,

ventilate

the

ca.bin.

If

fire

appears

out

and

electrical

power

is

necessary

for

continuance

of

li

ght:

6.

Master

Switch

•·

ON

.

3-6 1

Jul

y 1979

'·

CESSNA

MODELR172K

SECTION

3

EMERGENCY

PROC

E

DURES

7.

Circuit

Breakers

•·

CHECK

for

faulty

circuit

,

do

not

reset

.

8.

Radio

Switches··

OFF

.

9.

Avionics

Power

Switch•·

ON

.

10.

Radio/Electrical

Switches

-·

ON

one

at

a

time,

with

del

a.

y

after

each

until

short

circuit

is

localized.

11

.

Vents/Cabin

Air/Hea.t

•-

OPEN

when

it

is

ascertained

tha

t

fir

e

is

completely

extinguished.

CABIN

FIRE

1.

Master

Switch

--

OFF

.

2.

Vents/Cabin

Air/Heat

--

CLOSED

(

to

avoid

drafts)

.

3.

Fire

Ext

i

nguish

er

--

ACTIVATE

(if

ava

ilabl

e).

I

WARNING

I

After

discharging

an

extinguisher

within

a

cl

osed

ca

bin

,

ventilat

e

the

cabin

.

4.

Land

th

e

airplane

as

soon

as

possible

to

insp

e

ct

for

dama.ge. '

WING

FIRE

1.

Na

vig

a

tion

Light

Switch

-·

OFF

.

2.

Strobe

Light

Switch

(if

installed)

-·

OFF

.

3.

Pitot

He

at

Switch

(if

install

ed)

·-

OFF

.

NOTE

Perform

a

sideslip

to

keep

the

Ila.mes a.way

from

the

fuel

ta.nk

and

cabin,

and

land

as

soon

as

possible

using

fla.ps

only

as

required

for

final

approach

and

touchdown

.

ICING

INADVERTENT

ICING

ENCOUNTER

1.

Turn

pitot

heat

switch

ON

(if

installed).

2.

Turn

back

or

change

altitude

to

obtain

an

outside

air

temperatur

e

that

is

less

conducive

to

icing.

3.

Pull

ca.bin

heat

control

full

out

to

obtain

maximum

windshield

defroster

airflow.

4.

Increase

engine

speed

to

minimize

ice

build-up

on

propeller

blades

.

1

July

1979

3-7

SECTION3

EMERGENCY

PROCEDURES

CESSNA

MODELR172K

5.

Watch

for

signs

of

induction

air

filter

ice

and

regain

manifold

pressure

by

increasing

the

throttle

sett

ing.

6.

Plan

a

landing

at

the

nearest

airport.

With

an

extremely

rapid

ice

(

build

-up,

sele

ct

a

suitable

"o

ff

airport"

landing

site.

7.

With

an

ice

accumulation

of

1/4

inch

or

mo

re

on

the

wing

leading

edges,

be

prepared

for

significanUy

higher

stall

sp

ee

d.

8.

Leave

wing

flaps

retracted.

With

a

severe

ice

build

-

up

on

the

horizon

tal

tail,

the

change

in

wing

wake

airflow

d

irection

caused

by

wing

flap

extension

could

result

in

a

loss

of

elevator

effective-

ness.

9.

Open

left

window

and,

if

pr

act

ic

al,

scrape

ice

from

a

portion

of

the

windshield

for

v

isi

bility

in

the

landing

approach.

10.

Perform

a

landing

approach

using

a

forw

ard

slip,

if

necessary,

for

impr

oved

visibility.

11

.

Approach

at

80

to

90

KIAS

depending

upon

the

amount

of

the

acc

u

mulation.

12.

Perform

a

landing

in

level

attit

ude.

STA

T

IC

SOURCE

BLOCKAGE

(Erroneous

Instrument

Reading

Suspected)

i.

Alternate

Static

Source

Valve

--

PULL

ON.

2.

Airspeed

--

Consult

a

ppropriate

calibration

tables

in

Section

5

or

clim

b

an

d a

ppro

ach

3

knots

faster

'than

normal.

(

3.

Altitude-

.-

Cruise

a

nd

approach

25

feet

higher

than

normal.

LANDING

WITH A

FLAT

MAIN

TIRE

1.

Approach

--

NORMAL.

2.

Wing

Flaps-·

FULL

DOWN.

3.

Touchdown-·

GOOD

TIRE

FIRST,

hold

airp

l

ane

off

flat

tire

as

long

as

possibl

e

with

aileron

control.

ELECTRICAL POWER SUPPLY

SYSTEM

MALFUNCTIONS

AMMETER

SHOWS

EXCESSIVE RATE

OF

CHARGE

(Full Scale Deflection)

1.

Alternator

--

OFF.

2.

Alternator

Circuit

Breaker

--

PULL.

3.

Nonessential

Electrical

Equipment

--

OFF.

4.

Flight

--

TERMINATE

as

soon

as

practical

.

3-8 1

July

1979

(

CESSNA

MODELR172K

SECTION

3

EMERGENCY

PROCEDURES

LOW-VOLTAGE LIGHT

ILLUMINATES

DURING

FLIGHT

(Ammeter

Indicates Discharge)

NOTE

Illumination

of

the

low-voltage

light

may

occur

during

low

RPM

conditions

with

an

electrical

load

on

the

system

such

as

during

a.

low

RPM

ta.,ci.

Under

these

conditions,

the

light

will

go

out

at

higher

RPM.

The

master

switch

need

not

be

recycled

since

a.n

over-voltage

condition

ha.snot

occurred

to

de-activate

the

alternator

system.

1.

Avionics

Power

Switch

--

OFF.

2.

Alternator

Circuit

Breaker

--

CHECK

IN.

3.

Master

Switch

--

OFF

(both

sides).

4.

Master

Switch

--

ON

.

5.

Low-Vo

l

tage

Light··

CHECK

OFF.

6. A

vionics

Power

Swit

ch

--

ON.

If

low-voltage

light

illuminates

again:

7.

Alternator

--

OFF.

8.

Nonessential

Radio

and

Electrical

Equipment

--

OFF.

9.

Flight

--

TERMINATE

as

soon

as

pra

ctical.

1

July

1979 3

-9/(

3-

10

blank)

Cessna R172K 1980 Owner's manual

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