wsm RC72-27B Instruction manual

WORKSHOP
MANUAL
ROTARY
MOWER
RCK54-75B,RCK54-248
RCK60-24B,RCK60-278
RC72-27B

TO THE READER
This Workshop Manual has been prepared to provide servIcing personnel with
information
on
the mechanism, service and maintenance of KUBOTA rotary mower
RCK54-75B, RCK54-24B, RCK60-24B, RCK60-27B, RC72-27B.
It
is
divided into two
parts, "Mechanism" and "Servicing" for each section.
•Mechanism
Information
on
the construction and function are included. This part should be
understood before proceeding with troubleshooting, disassembling
and
servicing.
•Servicing
Under the heading "General" section comes general precautions, check and
maintenance and special tools. Other section, there are troubleshooting, servicing
specification lists, checking and adjusting, disassembling and assembling, and servicing
which cover procedures, precautions, factory specifications and allowable limits.
All information, illustrations and specifications contained
in
this manual are based
on
the latest production information available at the time
of
publication.
The right
is
reserved
to
make changes in all information at any time without notice.
Due to covering many models of this manual, illustration being used have not been
specificated
as
one model.
February 2000
©KUBOTA Corporation 2000
17031Z00010

SAFETY INSTRUCTIONS
RCK54-75B·
RCK54/60-24B· RCK60/RC72-27B W8M, 17031
~///U/////////////////U/U///////.m"//UU///UHH///UU//U/UH/////////U/////U/////U//U//////UH//////U////U///U///~
~
ASAFETY FIRST
~
o
~
~
This symbol, the industry's "Safety Alert Symbol",
is
used throughout this manual and decals
on
~
~
the machine itself
to
warn of the possibility
of
personal injury. Read these instructions carefully.
~
~
It
is
essential that
you
read the instructions and safety regulations before
you
attempt to repair or
~
~
use this unit.
~
~UU/.HU'.m".H////HH.m".m".m".m".m".m".m".m""//H//H/.m"UUUHH//H//U////U//U/H///////.m"/U//UHH.HU'.m"".HU'.H///U/~
ADANGER :Indicates
an
imminently hazardous situation which, if not avoided, will result
in
death
or serious injury.
AWARNING:Indicates apotentially hazardous situation which, if not avoided, could result
in
death
or serious injury.
ACAUTION :Indicates apotentially hazardous situation which, if not avoided, may result
in
minor
or moderate injury. .
•IMPORTANT :Indicates that equipment or property damage could result if instructions are not
followed.
1~
.•
_.N.O.T.E
.:.G.iv.e.s.h.e.l.p.fu.l.i.n.fo.r.m.a
.t.io.n.·
1
00000200010
00000F00010
BEFORE SERVICING AND REPAIRING
(1)
Read all instructions and safety instructions
in
this
manual and
on
your machine safety decals.
(2)
Clean the work area and machine.
(3)
Park the machine
on
afirm and level ground, and set
the parking brake.
(4)
Lower the implement to the ground.
(5)
Stop the engine, and remove the key.
(6)
Disconnect the battery negative cable.
(7)
Hang a"DO NOT OPERATE" tag
in
operator
station.
00000200020
1

RCK54-75B·
RCK54/60-24B·
RCK60/RC72-27B W8M, 17031
00000F00020
SAFETY INSTRUCTIONS
SAFETY STARTING
(1)
Do
not start the engine by shorting across starter
terminals or bypassing the safety start switch.
(2)
Do
not alter or remove any part
of
machine safety
system.
(3) Before starting the engine, make sure that all shift
levers are
in
neutral positions or
in
disengaged
positions.
(4)
Never start the engine while standing
on
ground.
Start the engine only from operator's seat.
OOOOOZ00030
00000F00030
C~
,
SAFETY WORKING
(1)
Do
not work
on
the machine while under the
influence
of
alcohol, medication,
or
other substances
or
while fatigued.
(2)
Wear close fitting clothing and safety equipment
appropriate to the job.
(3)
Use
tools appropriate to the work. Makeshift tools,
parts, and procedures are not recommended.
(4)
When servicing
is
performed together by two or more
persons, take care to perform all work safely.
(5)
Do
not work under the machine that
is
supported
solely by ajack. Always support the machine by
safety stands.
(6)
Do
nottouch the rotating or hot parts while the engine
is
running.
(7)
Never remove the radiator cap while the engine
is
running, or immediately after stopping. Otherwise,
hot water will spout out from radiator. Only remove
radiator cap when cool enough to touch with bare
hands. Slowly loosen the cap to first stop to relieve
pressure before removing completely.
(8)
Escaping fluid (fuel
or
hydraulic oil) under pressure
can
penetrate the skin causing serious injury.
Relieve pressure before disconnecting hydraulic or
fuel lines. Tighten all connections before applying
pressure.
OOOOOZ00040
00000F00050
+
•
-
2
AVOID FIRES
(1)
Fuel
is
extremely flammable and explosive under
certain conditions. Do not smoke or allow flames or
sparks
in
your working area.
(2)
To
avoid sparks from
an
accidental short circuit,
always disconnect the battery negative cable first
and connect it last.
(3)
Battery gas can explode. Keep sparks and open
flame away from the top of battery, especially when
charging the battery.
(4)
Make sure that
no
fuel has been spilled
on
the
engine.
OOOOOZ00050

SAFETY INSTRUCTIONS
RCK54-758'
RCK54/60-248'
RCK60/RC72-278 WSM, 17031
00000F00060
VENTILATE WORK AREA
(1)
If
the engine must be running to do some work, make
sure the area
is
well ventilated. Never
run
the engine
in
aclosed area. The exhaust gas contains
poisonous carbon monoxide.
00000200060
00000200070
PREVENT ACID BURNS
(1)
Sulfuric acid
in
battery electrolyte
is
poisonous.
It
is
strong enough to burn skin, clothing and cause
blindness
if
splashed into eyes. Keep electrolyte
away from eyes, hands and clothing.
If
you spill
electrolyte
on
yourself, flush with water, and get
medical attention immediately.
~.
~~
,
......
_
...
~~.I
0
••
~o
••
o~
..
e
00000F00070
DISPOSE OF FLUIDS PROPERLY
(1)
Do not pour fluids into the ground, down adrain, or
into astream, pond, or lake. Observe relevant
environmental protection regulations when disposing
of oil, fuel, coolant, electrolyte and other harmful
waste.
00000200080
PREPARE FOR EMERGENCIES
(1)
Keep afirst aid kit and fire extinguisher handy at all
times.
(2)
Keep emergency numbers for doctors, ambulance
service, hospital and fire department near your
telephone.
00000F00090 00000200090
3

RCK54-75B·
RCK54/60-24B· RCK60/RC72-27B W8M, 17031 SAFETY INSTRUCTIONS
1
S_A_F_ET_y_D_E_C_A_L_S
1
•The following safety decals are installed on the mower.
If adecal becomes damaged, illegible or is not on the mower, replace it. The decal part number
is
listed
in
the parts list.
[RCK54-758 .RCK54-248 .RCK60-248 .RCK60-278]
SIGNeD
Part
No.
K5763-4715-1
ACAUTION
1.
KEEP
ALL
SHIELDS
IN
PLACE.
2.
STOP
ENGINE
AND
WAIT
UNTIL
BLADES
STOP
BEFORE
LEAVING
OPERATOR
POSITION.
3.
KEEP
HANDS,
FEET
AND
CLOTHING
AWAY
FROM
ALL
MOVING
OR
ROTATING
PARTS.
4.
MAKE
SURE
AREA
OF
OPERATION
IS
CLEAR
OF
ALL
PERSONS
AND
FOREIGN
OBJECTS.
5.
STOP
MOWER
BLADES
WHEN
CROSSING
GRAVEL
DRIVES,
WALKS
OR
ROADS.
SIGN®
Part No. K5720-4120-2
Do not put hands under the LIFT ARMS.
SIGN@ Part
No.
K5112-7312-1
DO
NOT
PUT
HANDS
OR
FEET
INTO
MOWER
WHEN
ENGINE
IS
RUNNING.
[RCK54-24B .RCK60-24B .RCK60-27B]
®
•
[RCK54-75B]
(A) Forward
[RCK54-75B]
SIGN@PartNo. K5112-7311-1
CARE OF DANGER, WARNING AND CAUTION LABELS
1.
Keep
danger, warning and caution labels clean and free from obstructing material.
2.
Clean danger, warning and caution labels with soap and water, dry with asoft cloth.
3.
Replace damaged or missing danger, warning and caution labels with new labels from your local
KUBOTA
dealer.
4.
If
acomponent with danger, warning or caution label (s) affixed is replace with new part, make sure new
label (s) is (are) attached
in
the same locations
(s)
as the replaced component.
5.
Mount new danger, warning
and
caution labels
by
applying
on
aclean dry surface and pressing any bubbles
to
outside edge.
17031F00010 17031
Z00020
4

SAFETY INSTRUCTIONS
[RC72-27B]
SIGNQ)
Part
No.70720-4715-4
1.
Keep
all
shields
in
place.
2.
Stop
engine
and
wait
untill
blade
stops
bel
ore
leaving
operator
position.
3.
Keep
hands,Ieet
and
clothing
away
from
all
moving
or
rotating
parts.
4.
Make
sure
area
01
operation
is
clear
01
all
persons
and
foreign
objects.
5.Stop
mower
blades
when
crossing
gravel
drives
walks
or
roads.
SIGN@
Part
No. 66071-6178-1
1.
STAY CLEAR OF DISCHARGE OPENING
AT
ALL
TIMES.
2.
DO
NOT PUT HANDS
OR
FEET INTO
MOWER
WHEN
ENGiNE
IS
RUNNING.
3.
DO
NOT OPERATE
MOWER
WITHOUT DIS·
CHARGE DEFLECTOR.
RCK54-75B'
RCK54/60-24B'
RCK60/RC72-27B WSM, 17031
G-5403
(A) Forward
SIGN@
Part
No.66071-6179-1
DO
NOT
PUT HANDS OR FEET
INTO MOWER WHEN ENGINE
IS
RUNNING.
CARE
OF
DANGER, WARNING
AND
CAUTION LABELS
1. Keep danger,
warning
and caution labels clean and free from,
obstructing
material.
2. Clean danger,
warning
and caution labels
with
soap and water,
dry
with
a
soft
cloth.
3. Replace
damaged
or
missing
danger,
warning
and caution labels
with
new
labels
from
your
local
KUBOTA
dealer.
4. If a
component
with
danger,
warning
or
caution
label
(s)
affixed is replaced
with
new
part, make sure
new
label
(s)
is (are) attached in the same location
(s)
as
the replaced
component.
5.
Mount
new
danger,
warning
and caution labels
by
applying on aclean
dry
surface and pressing any
bubbles
to
outside edge.
17030F00020
17030Z00030
5

RCK54-75B· RCK54/60-24B· RCK60/RC72-27B WSM,
17031
TERMINOLOGY
[RCK54-75B]
TERMINOLOGY
13
17031
F00020
(1)
Front Anti-scalp Roller
(2)
Belt Cover (Left)
(3)
Gear Box
(4)
Belt Cover (Right)
(5)
Rear Anti-scalp Roller
(6)
Deck
(7)
Universal Joint
(8)
Discharge Chute (11) Center Blade
(9)
Outer Blade (12) Outer Blade
(10) Front Center Anti-scalp Roller (13) Rear Center Anti-scalp Roller
17031Z00030
6

TERMINOLOGY
[RCK54-248 .RCK60-248 .RCK60-278]
RCK54-75B· RCK54/60-24B· RCK60/RC72-27B WSM, 17031
17030F00030
(1)
Front Gauge Wheel
(2)
Belt Cover (Left)
(3)
Gear Box
(4)
Belt Cover (Right)
(5)
Discharge Chute
(6)
Deck
(7)
Universal Joint
(8)
Outer Blade
(9)
Front Anti-scalp Roller
(10) Center Blade
(11) Outer Blade
7
(12) Rear Anti-scalp Roller
(13) Rear Gauge Wheel
(14) Anti-scalp Wheel
17031Z00040

RCK54-75B· RCK54/60-24B· RCK60/RC72-27B WSM,
17031
[RC72-27B]
17030F00040
TERMINOLOGY
(1)
Gauge Wheel
(2)
Belt Cover (Left)
(3)
Gear Box
(4)
Belt Cover (Right)
(5)
Discharge Chute
(6)
Deck
(7)
Universal Joint
(8)
Outer Blade
(9)
Front Anti-scalp Roller
(10)
Center Blade
8
(11) Outer Blade
(12) Rear Anti-scalp Roller
(13) Gauge Wheel Stay
17030Z00050

SPECIFICATIONS
SPECIFICATIONS
RCK54-758'
RCK54/60-248'
RCK60/RC72-278 WSM, 17031
Model RCK54-75B RCK54-24B RCK60-24B IRCK60-27B RC72-27B
Suitable tractor 87400, 87500
81700,82100,82400,82410,87300
I
82710,82910
Mounting method Suspended Parallel linkage
linkage
Adjustment of cutting height Lever Gauge wheel
Cutting width 1372
mm
(54 in.) 1524
mm
(60 in.) 1826
mm
(72 in.)
Cutting height 38 to 102 mm (1.5
to
4.0 in.)
Weight (Approx.) 150
kg
(331
Ibs) 156
kg
(344 Ibs) 158
kg
(348Ibs) 217
kg
(478Ibs)
81ade
spindle speed 50.0 rls (3000
rpm)
44.7 rls (2680 rpm) 40.0 rls (2400 rpm)
81ade
tip velocity 74.6 m/s (14680 fpm) 73.4 m/s (14439 fpm) 78.4 m/s
(14680 fpm)
81ade
length 475
mm
(18.7 in.) 523 mm (20.6 in.) 625
mm
(24.6 in.)
Number of blades 3
Total length 1072
mm
(42.2 in.) 1100 mm (43.3 in.) I1060 mm (41.7 in.) 1243 mm (43.9 in.)
Dimensions Total width 1695
mm
(66.7 in.)
1881
mm (74 in.) 2247 mm (88.5 in.)
Total height 345
mm
(13.6 in.) 345 mm (13.6 in.) 370
mm
(14.6 in.)
17031200050
9

GENERAL
,
I
I
CONTENTS
GENERAL
G-1
[1] MOWER IDENTIFICATION
G-1
[2] GENERAL PRECAUTION
G-1
[3] LUBRICANTS G-2
[4] TIGHTENING TORQUES (General Use Screws, Bolts and Nuts) G-3
[5] MAINTENANCE CHECK LIST G-4
[6] CHECK AND MAINTENANCE G-4
(1)
Check Points of Daily or Each Use G-4
(2)
Check Point
of
Initial 50 Hours G-6
(3)
Check Points of Every 50 Hours G-7
(4)
Check Point of Every 150 Hours G-7
(5)
Check Point
of
Every 2
years
;G-8
[7] SETTING UP MOWER G-8


RCK54-75B'
RCK54/60-24B' RCK60/RC72-27B WSM, 17031
GENERAL
[1] MOWER IDENTIFICATION
GENERAL
When contacting your local KUBOTA distributor, always specify
mower serial number.
(1) Mower Serial Number
17030F00070 17030G0001O
[2] GENERAL PRECAUTION
[A]
11900F00940
[8]
CD
[C)
3
•During disassembly, carefully arrange removed parts
in
aclean
area to prevent confusion later. Screws, bolts and nuts should
be
installed
in
their original position to prevent reassembly
errors.
•When special tools are required, use KUBOTA genuine special
tools. Special tools which are not frequently used should be
made according to the drawings provided.
•Use KUBOTA genuine parts or KUBOTA-recommended parts
and lubricants or their equivalents.
•Gaskets and o-rings must be replaced during reassembly.
•Apply grease to new o-rings or oil seals before assembling. See
the figure.
•When reassembling external snap rings or internal snap rings,
they must
be
positioned so that sharp edge faces against the
direction from which aforce
is
applied. See the figure.
•Metric screws, bolts and nuts are not interchangeable with
nonmetric fasteners.
•Remove oil and dirt from parts before measuring.
(1) Grease (A) Oil Seal
(2) Force (B) External Snap Ring
(3) Sharp Edge (C) Internal Snap Ring
11900800790
G-1

GENERAL
[3]
LUBRICANTS
RCK54-75B·
RCK54/60-24B· RCK60/RC72-27B WSM,
17031
No. Place Capacity Lubricants
0.36 LSAE
90
gear oil
1Gear box 0.38 U.S.qts. (API Service GL-5 gear oil)
0.32 lmp.qts
Greasing
2Universal joint
3Spindle shafts
(Bevel gear shaft and blade shafts)
4Belt tension pulley
5Belt tension pivot Until grease overflows SAE multi-purpose type grease
6Lift arms
7Front gauge wheels
8Rear gauge wheels
9Front center anti-scalp roller
17031G00010
G-2

RCK54-75B'
RCK54/60-24B'
RCK60/RC72-27B WSM, 17031 GENERAL
[4]
TIGHTENING TORQUES (General Use Screws, Bolts and Nuts)
Screws, bolts and nuts whose tightening torques are not specified
in
this Workshop Manual should be tightened
according to the table below.
Indication
on
00No-grade
or
4T
(j)
7T ®9T
top
of
bolt
Material
of
bolt
SS400,S20C S43C,S48C SCr435,
SCM435
Material
of
Ordinariness Aluminum Ordinariness Aluminum Ordinariness
opponent
part
~
N·m kg/·m ft-Ibs N·m kg/·m ft-Ibs N·m kg/·m ft-Ibs N·m kg/·m ft-Ibs N·m kg/·m ft-Ibs
Diameter
M6 7.85 0.80
5.79
7.85 0.80
5.79
9.81 1.00 7.24 7.85 0.80
5.79
12.3
1.25 9.05
(6
mm, 0.24 in.) to
to
to to to to to to to to to to to
to
to
9.31 0.95 6.87 8.82 0.90
6.50
11.2
1.15 8.31
8.82
0.90 6.50 14.2 1.45 10.4
M8 17.7 1.8 13.1 16.7 1.7
12.3
23.6
2.4 17.4 17.7 1.8 13.1
29.5
3.0 21.7
(8
mm, 0.31 in.) to to to
to
to
to
to to to to to to to to to
20.5
2.1
15.1 19.6
2.0
14.4
27.4
2.8 20.2 20.5
2.1
15.1
34.3
3.5 25.3
M10 39.3 4.0 29.0 31.4
3.2
23.2
48.1 4.9 35.5 39.3 4.0 29.0
60.9
6.2 44.9
(10 mm, 0.39 in.) to to to to to to to to to to to to to to to
45.1 4.6
33.2
34.3
3.5
25.3
55.8
5.7 41.2 44.1 4.5 32.5 70.6 7.2 52.0
M12 62.8
6.4
46.3
77.5
7.9 57.2 62.8 6.4
46.3
103
10.5 76.0
to to to IIIto to to to to to to to to
(12 mm, 0.47 in.) 72.5
7.4
53.5
90.2
9.2 66.5 72.5 7.4
53.5
117
12.0 86.7
M14 108 11.0 79.6 III
124
12.6 91.2
167
17.0 123
to to to to to to I I Ito to to
(14 mm, 0.55 in.) 125 12.8 92.5
147
15.0 108
196
20.0 144
M16 167 17.0
123
III197 20.0 145 III
260
26.5
192
(16 mm, 0.63 in.)
to
to
to
to
to to
to to to
191 19.5 141
225
23.0 166
304
31.0 224
M18 246 25.0 181 I I I
275
28.0 203 III
344
35.0 254
(18 mm, 0.71 in.) to to to to to
to
to to to
284 29.0 209
318
32.5
235
402
41.0 296
M20
334
34.0
246
II
I
II
368
37.5
272 I
II
II
491 50.0 362
(20 mm, 0.79 in.) to to to to to to to to to
392 40.0
289
431 44.0
318
568
58.0 419
11790G00761
American standard cap screw with UNC or UNF threads.
\Grade
SAE GR.5 SAE GR.8
Unit
\0@
Nominal\
Diameter
N·m kgf·m
ft-Ibs
N·m kgf·m ft-Ibs
5/16
23.1
to 27.8 2.35 to 2.84 17.0 to 20.5 32.5 to 39.3 3.31 to
4.01
24.0 to 29.0
3/8 47.5 to 57.0 4.84 to 5.82 35.0 to 42.0 61.0 to 73.2 6.22 to 7.47 45.0 to 54.0
1/2 108.5 to 130.2 11.07 to 13.29 80.0 to 96.0 149.2 to 179.0 15.22 to 18.27 110.0 to 132.0
9/16 149.2 to 179.0 15.22 to 18.27 110.0 to 132.0 217.0 to 260.4 22.14 to 26.57 160.0 to 192.0
5/8 203.4 to 244.1 20.75 to 24.91 150.0 to 180.0 298.3 to 358.0 30.44 to 36.53 220.0 to 264.0
17060G00260
G-3

GENERAL RCK54-75B· RCK54/60-24B· RCK60/RC72-27B WSM,
17031
[5]
MAINTENANCE CHECK LIST
To keep the mower working
in
good condition as well
as
to avoid any accident and trouble, carry out periodic
inspection and maintenance. Check the following points before use.
Service Interval Check Points Reference
Page
Daily (Each use) •Anything unusual
in
previous day's operation -
•Make sure mower blade screws are tighten G-4
•Check mower blades for wear or damage 8-2
•Check gear box oil level G-5
•Check oil leaks -
•Check all hardware -
•Make sure all pins are
in
place -
•Clean mower deck -
•Apply grease to universal joint G-5
•Apply grease to spindle shafts (Bevel gear shaft and blade shafts) G-5
•Apply grease to belt tension pUlley G-6
•Apply grease to belt tension pivot G-6
•Apply grease to lift arms G-6
Initial 50 hours •Change gear box oil G-6
Every 50 hours •Apply grease to front gauge wheels (RCK54-24B, RCK60-24B, G-7
RCK60-27B, RC72-27B)
•Apply grease to rear gauge wheels (RCK54-24B, RCK60-24B, G-7
RCK60-27B, RC72-27B)
•Apply grease to front center anti-scalp roller G-7
•Check mower belt 8-2
Every 150 hours •Change gear box oil G-6
Every 2years •Replace gear box oil seal G-8
(After purchase)
17031G00020
[6]
CHECK AND MAINTENANCE
(1) Check Points of Daily or Each Use
17030F00080
Retightening Mower Blade Screw
ACAUTION
•To avoid injury, always handle the mower blade with care.
1.
Dismount the mower and turn
it
over to expose the mower
blades.
2.
Wedge ablock of wood securely between the mower blade and
mower deck.
3.
Retighten the mower blade screw to the specified torque.
4.
If the mower blade screw
is
worn or broken, replace
it.
98.1
to 117.7
N·m
Tightening torque Mower blade screw 10.0
to
12.0 kgf·m
72.3 to 86.8 ft-Ibs
(1) Mower Blade Screw 17030G00040
Checking Mower Blade
1.
8ee page 8-2. 17030G00050
G-4

RCK54-75B'
RCK54/60-24B'
RCK60/RC72-27B WSM, 17031 GENERAL
Checking Gear Box Oil Level
1.
Place the mower
on
level ground.
2.
Loosen the check plug
(1),
and check to see
if
oil seep from the
opening.
3.
If
the oil level
is
low, remove the oil filler plug
(2)
and add new
gear oil.
•IMPORTANT
•Use the specified gear oil.
Refer to "LUBRICANTS". (See page G-2).
17031F00050
(1)
Check Plug
(2)
Oil Filler Plug 17031G00030
17031F00060
17030F00100
17030F00110
Greasing Universal Joint
1.
Grease the internal splines
(1)
and grease nipples
(2)
of
the
universal joint
if
the amount of grease
is
insufficient.
(1)
Spline
(2)
Grease Nipple
17030G00070
Greasing Spindle Shafts
1.
Grease the grease nipples (1),
(2)
of
the spindle shafts if the
amount of grease
is
insufficient.
(1)
Grease Nipple (Bevel Gear Shaft)
(2)
Grease Nipple (Blade Shaft)
17031G00040
G-5

17031F00060
GENERAL
17030F00120
(2) Check Point of Initial 50 Hours
17031F00050
RCK54-75B'
RCK54/60-24B'
RCK60/RC72-27B WSM, 17031
Greasing Belt Tension Pulley
1.
Grease the grease nipple (1) of the belt tension pulley
if
the
amount of grease is insufficient.
(1)
Grease Nipple
17031G00050
Greasing Belt Tension Pivot
1.
Grease the grease nipple (1) of the belt tension pivot
if
the
amount of grease is insufficient.
(1)
Grease Nipple
17030G00100
Greasing Lift Arms
1.
Grease the grease nipples (1) of the lift arms
if
the amount of
grease
is
insufficient.
(1)
Grease Nipple
17030GOO
11
0
Changing
Gear
Box Oil
1.
Dismount the mower from the tractor, and place the mower on
level ground.
2.
Remove the oil filler plug (2).
3.
Remove the drain plug (1), and drain the used oil completely.
4.
After draining the used oil, reinstall the drain plug.
5.
Fill with new oil up to the specified level.
•IMPORTANT
•Use the specified gear oil.
Refer to "LUBRICANTS". (See page G-2)
(1)
Drain Plug
G-6
(2)
Oil Filler Plug 17031G00060

RCK54-75B·
RCK54/60-24B· RCK60/RC72-27B W8M, 17031
(3) Check Points of Every
50
Hours
GENERAL
[RCK54-24B, RCK60-24B, RCK60-27B]
1~
~Ll
17030F00140
Greasing Front and Rear Gauge Wheels
1.
Grease the grease nipples (1), (2) of the front gauge wheels
if
the amount
of
grease
is
insufficient.
(1) Grease Nipple (4) Grease Nipple
(Front Gauge Wheel Bracket) (Gauge Wheel Bracket)
(2) Grease Nipple (Front Wheels) (5) Grease Nipple (Gauge Wheel)
(3) Grease Nipple (Rear Wheels)
[RC72-27B]
5
17030F00150
4
17031G00070
17031 F00070
(4) Check Point of Every 150 Hours
Greasing Front Center Anti-scalp Roller
1.
Grease the roller pin (1) of the front center anti-scalp roller if the
amount of grease
is
insufficient.
(1) Roller Pin
17031
GOOOBO
Checking Mower Belt
1.
See page S-2.
17030G00140
Changing Gear Box Oil
1.
See page G-6.
17030G00150
G-?
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