Piper PA-24-180 Comanche User manual

'PIPER
AIRPLANE
SERVICE
MANUAL
CARD
1
OF
3
COMANCHE
PA-24-180
PA-24-250
PA-24-260
PA-24-260
TURBO
PA-24-400
PIPER
AIRCRAFT
CORPORATION
PART
NUMBER
753
516 REVISED:
AUGUST
15,1998
lAl

0
Published
by
Technical
Publications
© TheNew Piper Aircraft, Inc.
2926
Piper
Drive
Vero
Beach,Florida 32960
U.S.A.
0
GAMA
Member
General
Aviation
Manufacturers
Association
0
1A2

PIPER COMANCHESERVICE MANUAL
AEROFICHE REVISIONSTATUS
Revisions
tothisservice
manual
753516,originally
published
(onpaper
only)in 1959,
reissued
(onpaper
only)August
18,1972andpublished
onmicrofiche
June25, 1976areasfollows:
Revisions Publication
Date Aerofiche
Card
Effectivity
ORIGINAL (Paper only)
COMPLETE REISSUE (Paper only)
1st (Paper only)
2nd
3rd
4th
5th
6th
7th
8th
9th*
1959
August18,1972
December
18,1973
June25,1976
October
3, 1977
April3,1978
September10,1979
April
10,1981
November
1, 1982
September21,1986
August15,1998
None
None
None
1,2, 3,and4
I
1,2, and3
1,2,and3
1,2, and3
1,2, and3
1
1,2, and
3
* Revisions appear in all three cards.
Accordingly,
discardyour existingcard set
andreplace
itwiththesecardsdatedAugust
15,1998.
A. Consult the latest PiperCustomer Service InformationCatalog No. 1753-755 (Aerofiche) for
current revision dates for this manual.
B. The General Aviation Manufacturers Association (GAMA) has developed specifications for
microfiche reproduction of aircraft publications. The information compiled in this Aerofiche
Service Manual will be kept current by revisions distributed periodically. These revisions will
supersede all previous revisions and will be complete Aerofiche card replacements and shall
supersede Aerofiche cards of the same number in the set.
C. Conversion of Aerofiche alpha/numericgrid code numbers:
First number is the Aerofiche card number.
Letter is the horizontalrow reference per card
Secondnumber is the verticalcolumn reference percard.
Example: 2J16 = Aerofichecard number two, rowJ, column 16.
D. To aid in locating information, a complete Preface containing the Section Index Guide, List of
Illustrations and List of Tablesfor all fiche in this set is provided at the beginning of Card 1.Each
subsequent aerofiche card contains a partial Preface, displaying only those elements on that card.
IDENTIFYING REVISED MATERIAL
A revision to a page is defined as any change to the text or illustrations that existed previously. Such
revisions, additions and deletions are identified by a vertical black line (change bar) along the left-
hand margin of the page oppositeonly the text or illustration that was changed.
Changes in capitalization, spelling, punctuation, indexing, the physical location of the material or
complete page additions are not identifiedby revisionlines.
Example.
Revised:
8/15/98
1A3
PREFACE

WARNINGS,
CAUTIONS
ANDNOTES
Theseareusedto highlight
oremphasize
important
information.
-WARNING-
OPERATING PROCEDURES,PRACTICES, ETC., WHICH MAY RESULT
IN PERSONAL INJURY OR LOSS OF LIFE IF NOT CAREFULLY
FOLLOWED.
- CAUTION-
OPERATING PROCEDURES, PRACTICES, ETC., WHICH IF NOT
STRICTLY
OBSERVED
MAY
RESULT
IN DAMAGE
TO EQUIPMENT.
-Note
-
An operating
procedure,
condition,
etc.,which
isessential
toemphasize.
PIPER COMANCHE SERVICE MANUAL
EFFECTIVITY
This
servicemanual
iseffective
forallPA-24
Comanche
airplanes
asfollows:
Model
Name Model
Number Serial
Numbers Model
Years
Comanche PA-24-180
PA-24-250
PA-24-260
PA-24-260
PA-24-260
PA-24-260
Turbo
24-1thru
24-3687*
24-1thru24-3687*
24-4000
thru24-4299
24-4300
thru24-4803
24-4804
thru24-5028*
24-4904
thru24-5028*
1958- 1964
1958- 1964
1964- 1965
ComancheB
Comanche
C
Turbo
Comanche
C
1965-
1969-
1969-
1968
1972
1972
and
Comanche
400 PA-24-400 26-1thru
26-148 1964
* Multiple
modelsassigned
serialnumbers
from
a singleserial
number
list.
No serialnumbers
duplicated.
PARTS
This manual generally
does not contain
hardware
calloutsfor installation.
Hardware
calloutsare only
indicated
where
a specialapplication
isrequired.
Toconfirm
thecorrecthardware
used,referto the PA-
24Comanche
Catalog
P/N 752464,andFAR
43forproper
utilization.
PREFACE Revised:
8/15/98
1A4

PIPER COMANCHE SERVICE MANUAL
SECTION
INDEX
GUIDE
SECTION SUBJECT GRIDNO.
AEROFICHE
CARDNO.1
I INTRODUCTION IA15
1I HANDLING
ANDSERVICING 1A20
HI INSPECTION ID14
IV STRUCTURE 1E6
V SURFACE
CONTROLS IF13
VI LANDING
GEARANDBRAKE
SYSTEM IH19
AEROFICHECARDNO.2
VII POWER
PLANT-PA-24-180 2A10
VIIA POWERPLANT
-PA-24-250AND
PA-24-260 2C2
VIIB POWERPLANT-PA-24-400 2E18
VIIC POWERPLANT-PA-24-260Turbo 2G7
VIII FUELSYSTEM 2112
AEROFICHE
CARD
NO.3
IX ELECTRICALSYSTEM 3A8
X HEATINGANDVENTILATING 3F6
XI INSTRUMENTS 3F16
XII ELECTRONICS 3H1
Revised: 8/15/98 PREFACE
1A5

2-1.
2-2.
2-3.
2-4.
2-5.
2-6.
2-7.
2-8.
2-8a.
2-9.
2-10.
2-11.
2-12.
2-13.
2-14.
2-15.
2-16.
2-17.
2-18.
2-19.
2-20.
2-21.
2-22.
2-23.
2-24.
2-25.
2-26.
2-27.
2-28.
2-29.
2-30.
2-31.
2-32.
3-1.
3-2.
3-3.
4-1.
4-2.
4-3.
PIPER COMANCHE SERVICE MANUAL
LIST
OF
ILLUSTRATIONS 0
Figure No. GridNo.
Three-View
ofComanche
-PA-24-180
and
PA-24-250
Three-View
ofComanche
- PA-24-260
(Serial
Nos.24-4000
to24-4246,
24-4248
to24-4299)
Three-View
ofComanche
B-PA-24-260
(SerialNos.
24-4247,
24-4300
to24-4782,
24-4784
to 244803 incl.)
Three-View
ofComanche
-PA-24400
Three-View
ofComanche
C -PA-24-260
(Serial
Nos.
24-4783,
24-4804
andup.)
AccessPanels
andPlates
-PA-24-180,
250,260
(SerialNos.
24-4000
to244246, 24-4248
to24-4299)
AccessPanels
andPlates
-PA-24-260
(Serial
Nos.24-4247,
244300 and
up)
Access
Panels
andPlates
-PA-24400
Torque
Wrench
Formula
Jacking
Arrangements
Weighing
Leveling
Airplane
-PA-24-180,
250,
260
(Serial
Nos.24-4000
to24-4246,
24-4248
to24-4299)
andPA-24-400
LevelingAirplane
-PA-24-260
(Serial
Nos.24-4247,
244300 and
up)
Landing
GearStrut
Exposure
BrakeReservoir
-PA-24-180,
250 (Serial
Nos.24-1
to 24-2298
incl)
BrakeReservoir
-
PA-24-180,
250 (Serial
Nos.
24-2299
and
up);
PA-24-260
and
PA-24-400
Fuel Strainer
and
Drain
-PA-24-180,
250 (Serial
Nos.24-2299
and
up);
and
PA-24-260
FuelSelector
andDrain
-PA-24400
OilSuctionScreen
OilPressureScreen
IA24
IBI
IB2
IB3
IB4
IB5
IB16
IB17
IB18
IB23
1B24
ICI
ICI
IC6
1C9
1C9
ICII
ICII
IC20
IC20
IDI
ID2
1D3
ID4
1D5
1D6
1D7
ID8
ID9
ID10
IDII
ID12
ID13
ID17
ID18
ID19
IE9
1E12
IE14
Revised:
8/15/98
Lubrication Chart -General -PA-24-180 and PA-24-250
Lubrication Chart -General - PA-24-260
Lubrication Chart - General -PA-24-400
Lubrication Chart - Control Column -PA-24-180,250, 260 and 400
Lubrication Chart - Step Lock Mechanism-PA-24-180,250. 260 and 400
Lubrication Chart -Flap Track - PA-24-180,250,260 and 400
Lubrication Chart -Nose Landing Gear -PA-24-400
Lubrication Chart -Nose Landing Gear - PA-24- 180,250 and 260
Lubrication Chart -Stabilator -PA-24-180,250, 260 and 400
Lubrication Chart -Rudder Control - PA-24-180,250, 260 and 400
Lubrication Chart -Bellcrank -PA-24-180,250, 260 and 400
Lubrication Chart -Propeller -PA-24-180,250, 260 and 400
Lubrication Chart -Main Landing Gear -PA-24-180, 250, 260 and 400
Typical Muffler Fatigue Areas
Exhaust System Inspection Points-PA-24-180,250 and 400
Exhaust System Inspection Points - PA-24-260
Landing Light Installation
Wing Attachment Fittings
Flap Roller Installation (ElectricallyOperated) I
PREFACE
1A6

PIPER COMANCHE SERVICEMANUAL
LIST OF ILLUSTRATIONS
(continued)
Figure
No. Subject GridNo.
4-4.
4-5.
4-6.
4-7.
4-7a.
4-7b.
4-7c.
4-8.
4-9.
4-10.
4-11.
4-12.
4-13.
4-14.
5-1.
5-la.
5-2.
5-3.
5-4.
5-5.
5-6.
5-7.
5-8.
5-9.
5-10.
5-11.
5-12.
5-13.
6-1.
6-2.
6-3.
6-4.
6-5.
6-6.
6-7.
6-8.
6-8a.
6-8b.
6-8c.
6-9.
Revised:8/15/
Aileron Bearing Installation
Door Installation
Door Locking Mechanism - PA-24-250 (Serial Nos. 24-2844 to 24-3284)
Door Locking Mechanism -PA-24-250 (Serial Nos.24-3285 and up);
PA-24-260and PA-24-400
Stabilator Balance Weight
Checking Stabilator Free Play
Checking and Balancing Rudder
Fuselage Skin Diagram- PA-24-180,PA-24-250and
PA-24-260 (Serial Nos. 24-4000 to 24-4246, 24-4248 to 24-4299)
Wing and Empennage Skin Diagram- PA-24-180,PA-24-250 and
PA-24-260 (Serial Nos. 24-4000 to 24-4246, 24-4248 to 24-4299)
Fuselage Skin Diagram- PA-24-260 (Serial Nos. 24-4247, 24-4300 and up)
Wing and Empennage Skin Diagram- PA-24-260
(Serial Nos. 24-4247, 24-4300 and up)
Fuselage Skin Diagram- PA-24-400
Wing and Empennage Skin Diagram- PA-24-400
Typical AccessHoles
Control Column Installation
Correct Methodof Installing RodEnd Bearings
Aileron Control Installation
Installation of Bellcrank CheckingTool
Aileron AdjustingPoints
Flap Control Installation
Determining Neutral Rudder Position
Checking Rudder Travel
Rudder and Rudder Trim Controls
Clamping Rudder Pedals in Neutral Position
Stabilator and StabilatorTrim Controls
Checking Stabilator Travel in Up Position
Stabilator AdjustmentPoints
Special Fabricated Tools
Nose Gear Oleo Strut (Serial Nos. 24-1 to 24-214 incl.)
Nose Gear Oleo Strut Assembly- PA-24-180,PA-24-250 (Serial Nos. 24-215 and up;
PA-24-260 and PA-24-400
Nose Landing GearInstallation
Clamping Rudder Pedals in NeutralPosition
Rudder Pedals at Neutral Angle
Installations ofPlumb Bob AttachmentTool and AlignmentJig
Nose Gear Door Installation - PA-24-260and PA-24-400
Main Gear Oleo StrutAssembly
Main Gear Side Brace Link Travel
Main Gear Side Brace Bearing Tolerance
Main Gear Side Brace Link Tolerance
Main Landing Gear Installation (Left)
IE14
IE17
IE18
IE19
1E24
IF2
IF5
IF6
1F7
IF8
1F9
IFIO
IFII
IF12
IF19
IF23
1G2
IG4
1G4
1G6
IG15
IG15
IG16
IG18
IG21
IHI
IH4
1H16
1H24
115
1110
1113
1113
1114
1116
1120
1122
1122
1123
IJ2
'REFACE
98 P
1A7

PIPER COMANCHE SERVICEMANUAL
LISTOFILLUSTRATIONS
(continued)
Figure
No. GridNo. 0
6-10.
6-11.
6-12.
6-13.
6-14.
6-15.
6-16.
6-19.
6-20.
6-21.
6-22.
6-23.
6-24.
6-25.
6-26.
6-27.
6-28.
6-29.
6-30.
6-31.
6-32.
6-33.
6-34.
6-34a.
6-35.
6-36.
6-37.
6-37a.
6-38.
6-39.
6-40.
6-41.
6-42.
6-43.
7-1.
7-2.
7-3.
7-4.
PREFACE
Adjustment
of Main
Landing
Gear
Drag
Link
Aligning
MainGear
Landing
Gear
Retraction
System
Landing
GearRetraction
Transmission
Assembly
Landing
GearRetraction
System
Installation
NoseGear
DragLinkClevis
Landing
GearUp Limit
Switch
Torque
Wrenchand
Adapter
Installation,
(Serial
Nos.24-1to 244782 incl.;
24-4784
to24-4803
incl.)
Torque
Wrench
andAdapter
Installation,
(Serial
Nos.
24-4783;
244804 andup)
Landing
GearDown
Safety
LockInstallation
Landing
GearWarning
Switch
Installation
Landing
GearWarning
Indicator
NoseWheel
Assembly
Main
WheelAssembly
(Cleveland)
-PA-24-180
andPA-24-250
MainWheel
Assembly
(Cleveland)
-PA-24-260
and
PA-24-400
Main
WheelAssembly
(Goodrich)
-PA-24-400
Brake
Assembly
(Cleveland)
-PA-24-180
and
PA-24-250
(Serial
Nos.24-1to 24-3295)
BrakeAssembly
(Cleveland)
-PA-24-180
andPA-24-250
(Serial
Nos.
24-3296
&
up);
PA-24-260
andPA-24-400
Brake Assembly (Goodrich) -PA-24-400
Replacing
BrakeDisc
Bleeding
Brakes
BrakeSystem
Installation
-PA-24-180
andPA-24-250
(Serial
Nos.24-1to 24-2174
incl.,24-2176
to 24-2298
incl.)
Brake
System
Installation
-PA-24-180
andPA-24-250
(SerialNos.24-2175,
24-2298
and
up);PA-24-260
andPA-24-400
Brake
CylinderInstallation
BrakeMaster
Cylinder
-PA-24-180
and
PA-24-250
(SerialNos.
24-1to 24-2174
incl.,
24-2176
to 24-2298
incl.)
Parking
BrakeValve
Brake
Master
Cylinder
-PA-24-180
andPA-24-250
(Serial
Nos.24-2175,
24-2299
and
up);PA-24-260
andPA-24400
BrakeCylinder
Installation
Fabricated
Plumb-bob
Tool
Fabricated
Nose
Wheel
Alignment
Jig
Fabricated
Spanner
Wrench
Inspection
ofRodEndBearing
Main
Gear
WearLimits
Nose
GearWear
Limits
Propeller
Installation
(McCauley)
Typical
NicksandRemoval
Method
Propeller
Installation
(Hartzell)
Woodward
Propeller
Governor
Adjustment
Points Revise
IJ6
1J7
IJ10
1J12
IJ12
IJ17
IJ18
IJ19
IJ24
IKI
1K2
IK3
IK5
1K6
IK8
IK9
IK10
IK12
IK14
IK15
IK16
IK17 0
IK18
IKI8
1K19
IK21
1K23
ILI
IL3
ILA
IL7
IL8
IL9
1LI1
IL14
IL16
2A14
2A15
2A18
2A21
8/15/98
1A8

PIPER COMANCHESERVICE MANUAL
LIST
OF
ILLUSTRATIONS
(continued)
Figure
No.
7-5. Hartzell
Propeller
Governor
Adjustment
Points
7-6. Engine
Installation
-PA-24-180
7-6a. Cockpit
Control
Spring
Back
7-7. Carburetor
7-8. Magneto
Inspection
7-9. Lead
Positioning
7-10. Impulse
Coupling
7-11. Magneto
Timing
Marks
7-12. Tuning
Pointer
7-13. Timing
PlateInstalled
onBreaker
Compartment
7-14. Breaker
Compartment
WithCastTiming
Marks
7-15. Engine
Timing
Marks
7-16. Ignition
System
Retard
Breaker
Magneto
Installation
7-17. Removing
Seized
Spark
Plug
7A-1. Propeller
Installation
(McCauley)
-PA-24-250
7A-2. Typical
Nicks
andRemoval
Method
7A-3. Propeller
Installation
(Hartzell)
-PA-24-250
7A-4. Propeller
Installation
(Hartzell)
-PA-24-260
7A-5. Woodward
Propeller
Governor
Adjustment
Points
7A-6. Hartzell
Propeller
Governor
Adjustment
Points
7A-7. Engine
Installation
-PA-24-250
7A-8. Engine
Installation
-PA-24-260
(Serial
Nos.244000thru244803, less24-4783)
7A-9. Engine
Installation
-PA-24-260
(Serial
Nos.24-4783
and24-4804
andup)
7A-10. Carburetor
7A-11. Schematic
Diagram
ofRSA
FuelInjector
System
-PA-24-250
&PA-24-260
7A-12. Idleand
Mixture
Adjustment
(Fuel
Injector)
7A-13. Fuel
AirBleed
Nozzle
7A-14. Magneto
Inspection
7A-15. Lead
Positioning
7A-16. Impulse
Coupling
7A-17. Magneto
Timing
Marks
7A-18. Timing
Pointer
7A-19 Timing
PlateInstalled
onBreaker
Compartment
7A-20. Breaker
Compartment
withCastTiming
Marks
7A-21. Engine
Timing
Marks
7A-22. Ignition
SystemRetard
Breaker
Magneto
Installation
7A-23. Removing
Seized
Spark
Plugs
7B-1. Propeller
Installation
7B-2. Typical
Nicks
andRemoval
Methods
7B-3. Propeller
Governor
Adjustment
Points
7B-4. Engine
Installation
-PA-24-400
7B-5. Schematic
Diagram
ofRSA
FuelInjector
System
- PA-24-400
7B-6. IdleSpeed
and
Mixture
Adjustment
(Fuel
Injector)
7B-7. Fuel
AirBleed
Nozzle
7B-8. Magneto
Timing
Marks
Revised:
8/15/98
2A22
2BI
-2B5
2B6
2B8
2B9
2B9
2B10
2B10
2BII
2BII
2B12
2B15
2B17
2C7
2C8
2C10
2C12
2C16
2C17
2C21
2DI
2D7
2DII
2D14
2D16
2D17
2D19
2D20
2D20
2D21
2D21
2D22
2D22
2D24
2E2
2E4
2E22
2E23
2F2
2F3
2F8
2F10
2F12
2F14
PREFACE
1A9

PIPER COMANCHE SERVICEMANUAL
LIST
OFILLUSTRATIONS
(continued)
Fige No. Subjec Grid
No.
7B-9.
7B-10.
7B-11.
7B-12.
7B-13.
7B-14.
7B-15.
7C-1.
7C-2.
7C-3.
7C-4.
7C-5.
7C-5a.
7C-5b.
7C-6.
7C-7.
7C-8.
7C-9.
7C-10.
7C-11.
7C-12.
7C-13.
7C-14.
7C-15.
7C-16.
7C-17.
8-1.
8-2.
8-3.
8-4.
8-5.
8-6.
8-7.
8-8.
8-9.
8-10.
8-11.
8-12.
8-13.
8-14.
8-15.
8-16.
8-17.
8-18.
8-19.
PREFACE
Reworked
PlainWasher 2F14
FiledNotch
onCam 2F15
Installation
ofRotor
Holding
Tool
and
Timing
Pointer 2F15
Alignment
ofCam inInspection
Hole 2F16
Engine
Timing
Marks 2F17
Ignition
System
RetardBreaker
Magneto
Installation 2F20
Removal
ofSeizedSpark
Plug 2F22
Propeller
Installation 2G12
Typical
Nicksand Removal
Methods 2G13
Propeller
Governor 2G15
Engine
Installation
-PA-24-260
Turbo 2G22
Schematic
Diagram
ofTurbocharger
System 2G23
Lockwiring
V-Band
Couplings 2G24
Indicator
ProbeInstallation 2H3
Schematic
Diagram
ofRSA
Fuel
Injector
System
- PA-24-260
Turbo 2H7
FuelInjector 2H9
FuelAirBleedNozzle 2H10
Contact
Points 2H12
RotorHolding
Tool
Installed 2H14
Timing
KitInstalled 2H14
Aligning
Timing
Marks
Single
Contact
Assembly
Magneto 2H15
Forming
LeadsinBreaker
Compartment 2H15
Engine
Timing
Marks 2H16
Magneto
Timing
Marks 2H16
Removing
Frozen
SparkPlug 2H19
Turbo
OilFlowCheck 2H122
FuelCellInstallation
(Main/Inboard) 2114
FuelSystem
Schematic
-PA-24-180 2115
Fuel
System
Schematic
-PA-24-250
(Serial
Nos.
24-105
to24-2298) 2116
FuelSystem
Schematic
-PA-24-250
(Serial
Nos.
24-2299
&up)and
PA-24-260 2117
FuelSystem
Schematic
-PA-24-260
Turbo 2118
FuelSystem
Schematic
-PA-24-400 2120
Bayonet
Fasteners 2121
Button
Fasteners 2121
Checking
Sender
Unit 2124
Checking
FuelGauge 2124
ThreePosition
FuelValve -PA-24-180
and
PA-24-250 2J3
Five
Position
Fuel
Valve -PA-24250
and
PA-24-260 215
Fuel
Valve
andFilter-PA-24-400 2J5
Fuel
Strainer
Disassembled
-PA-24-400 2J7
Bendix
Plunger
Fuel
Pump(Early) 2J9
Bendix
Plunger
FuelPump
(Late) 2J9
Exploded
ViewBendix
Rotary
Fuel
Pump 2112
Primer
Pump(Carburetor
Induction
System) 2J15
Fabricated
FuelQuantity
Transmitter
Checking
Jig 2J18
Revised:
8/15/98
1A10