Kubota wsm RCK54-75B Instruction manual

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