Kubota wsm RCK54-24B-EC Workshop Manual
  1. Manuals
  2. Brands
  3. Kubota Manuals
  4. Lawn Mower
  5. wsm RCK54-24B-EC
  6. Workshop manual
Kubota wsm RCK54-24B-EC Workshop Manual

Kubota wsm RCK54-24B-EC Workshop Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

WORKSHOP MANUAL
ROTARY MOWER
RCK54-24B-EC,RCK60-24B-EC,
RCK60-27B-ECRC60-24BR,
RC60-27BR
KiSC issued 11, 2006 A
WWW.PlanDeGraissage.ORG

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the wsm RCK54-24B-EC and is the answer not in the manual?

Questions and answers

Related Manuals for Kubota wsm RCK54-24B-EC

Summary of Contents for Kubota wsm RCK54-24B-EC

  • Page 1 WORKSHOP MANUAL ROTARY MOWER RCK54-24B-EC,RCK60-24B-EC, RCK60-27B-ECRC60-24BR, RC60-27BR KiSC issued 11, 2006 A WWW.PlanDeGraissage.ORG...
  • Page 2 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 RCK54-24B-EC, RCK60-24B-EC, RCK60-27B-EC, RC60-24BR and RC60-27BR. It is divided into two parts, “Mechanism” and “Servicing”...
  • Page 3 SAFETY INSTRUCTIONS RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM SAFETY INSTRUCTIONS SAFETY FIRST This symbol, the industry’s “Safety Alert Symbol”, is used throughout this manual and on labels 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.
  • Page 4 SAFETY INSTRUCTIONS RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM SAFETY STARTING • Do not start the engine by shorting across starter terminals or bypassing the safety start switch. • Do not alter or remove any part of machine safety system. • Before starting the engine, make sure that all shift levers are in neutral positions or in disengaged positions.
  • Page 5 SAFETY INSTRUCTIONS RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM VENTILATE WORK AREA • If the engine must be running to do some work, make sure the area is well ventilated. Never run the engine in a closed area. The exhaust gas contains poisonous carbon monoxide.
  • Page 6 SAFETY INSTRUCTIONS RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM SAFETY DECALS The following safety decals are installed on the mower. If a decal becomes damaged, illegible or is not on the mower, replace it. The decal part number is listed in the parts list.
  • Page 7 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 KUBOTA Distributor.
  • Page 8 TERMINOLOGY RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM TERMINOLOGY (1) Front Gauge Wheel (5) Discharge Chute (9) Front Anti-scalp Roller (12) Rear Anti-scalp Roller (2) Belt Cover (Left) (6) Deck (10) Center Blade (13) Rear Gauge Wheel (3) Gear Box (7) Universal Joint (11) Outer Blade (14) Anti-scalp Wheel (4) Belt Cover (Right)
  • Page 9 TERMINOLOGY RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM (1) Front Gauge Wheel (4) Belt Cover (Right) (7) Outer Blade (10) Outer Blade (2) Belt Cover (Left) (5) Deck (8) Front Anti-scalp Roller (11) Skid (3) Gear Box (6) Universal Joint (9) Center Blade (12) Rear Gauge Wheel KiSC issued 11, 2006 A WWW.PlanDeGraissage.ORG...
  • Page 10 SPECIFICATIONS RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM SPECIFICATIONS Model RCK54-24B-EC RCK60-24B-EC RCK60-27B-EC Suitable tractor B1710, B2110, B2410 B2710 Type Side discharge rotary mower Mounting method Parallel linkage Adjustment of cutting height Gauge wheel Cutting width 1372 mm (54 in.) 1524 mm (60 in.) Cutting height 38 to 102 mm (1.5 to 4.0 in.) Weight (Approx.)

  • Page 11: Table Of Contents

    GENERAL CONTENTS 1. MOWER IDENTIFICATION................G-1 2. GENERAL PRECAUTION ................G-2 3. LUBRICANTS ....................G-3 4. TIGHTENING TORQUES (GENERAL USE SCREWS, BOLTS AND NUTS) ......................G-4 5. MAINTENANCE CHECK LIST ............... G-5 6. CHECK AND MAINTENANCE ............... G-6 [1] CHECK POINTS OF DAILY OR EACH USE ........G-6 [2] CHECK POINT OF INITIAL 50 HOURS ..........

  • Page 12: Mower Identification

    G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 1. MOWER IDENTIFICATION When contacting your local KUBOTA distributor, always specify mower serial number. (1) Mower Serial Number (A) RCK54-24B-EC, RCK60-24B-EC, RCK60-27B-EC (B) RC60-24BR, RC60-27BR W1020623 KiSC issued 11, 2006 A WWW.PlanDeGraissage.ORG...

  • Page 13: General Precaution

    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.

  • Page 14: Lubricants

    G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 3. LUBRICANTS Place Capacity Lubricants 0.36 L SAE 90 gear oil Gear Box 0.38 U.S.qts. (API Service GL-5 gear oil) 0.32 lmp.qts. Greasing Universal joint Spindle shafts (Bevel gear shaft and blade shafts) Belt tension pulley Belt tension pivot Life arms...

  • Page 15: Tightening Torques (General Use Screws, Bolts And Nuts

    G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 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 top of No-grade or 4T bolt SCr435,...

  • Page 16: Maintenance Check List

    G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 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. Reference Service interval Check points...

  • Page 17: Check And Maintenance

    G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 6. CHECK AND MAINTENANCE [1] CHECK POINTS OF DAILY OR EACH USE Retightening Mower Blade Screw CAUTION • To avoid injury, always handle the mower blade with care. 1. Dismount the mower and turn it over to expose the mower blades.
  • Page 18 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Checking Gear Box Oil Level 1. Place the mower on level ground. 2. Loosen the check plug (2), and check to see if oil seems from the opening. 3. If the oil level is low, remove the oil filler plug (1) and add new gear oil.
  • Page 19 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Greasing 1. Apply grease to the following points as figures. (1) Bevel Gear Shaft (A) RCK54-24B-EC, RCK60-24B-EC, (2) Blade Shaft RCK60-27B-EC (3) Belt Tension Pulley (B) RC60-24BR, RC60-27BR (4) Belt Tension Pivot (5) Lift Arm (6) Spline of Universal Joint (7) Universal Joint...

  • Page 20: Check Point Of Initial 50 Hours

    G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM [2] CHECK POINT OF INITIAL 50 HOURS Changing Gear Box Oil 1. Dismount the mower from the tractor, and place the mower on level ground. 2. Remove the oil filler plug (1). 3.

  • Page 21: Check Points Of Every 50 Hours

    G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM [3] CHECK POINTS OF EVERY 50 HOURS Greasing 1. Apply grease to the following position as figures. (1) Front Gauge Wheel Bracket (A) RCK54-24B-EC, RCK60-24B-EC, (2) Front Wheel RCK60-27B-EC (3) Rear Wheel (B) RC60-24BR, RC60-27BR (4) Middle Lift Arm (C) B1710, B2110, B2410 with Lift...

  • Page 22: Check Point Of Every 150 Hours

    G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM [4] CHECK POINT OF EVERY 150 HOURS Changing Gear Box Oil 1. See page G-9. W1029013 [5] CHECK POINT OF EVERY 2 YEARS Replacing Gear Box Oil Seal 1. Replace the gear box oil seals (1), (2) with new ones. (See page S-8, 13.) (1) Oil Seal (A) RCK54-24B-EC, RCK60-24B-EC,...

  • Page 23: Setting Up Mower

    G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 7. SETTING UP MOWER Assembling Mower CAUTION • Do not operate the rear gauge wheel adjusting lever (4) without support by block (3). 1. Take out all mower components from the case, and assemble the mower.
  • Page 24 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Mid Hanger Bracket 1. Screw M12 stud bolts (1) in the clutch housing. 2. Attach the mid hanger brackets (2) to the clutch housing with spring washers and nuts. 31.4 N·m Stud bolt 3.2 kgf·m 23.1 ft-lbs Tightening torque...
  • Page 25 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM B2710 1. Assemble the lift cylinder kit as shown in figure. 2. Apply grease to the cylinder joint pin (2) and (3). 3. Apply seal tape to the cylinder adaptor (4) and set the direction as shown in figure.
  • Page 26 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Rear Hanger Bracket (3-Point Hitch Lift Type) 1. Insert the rear hanger bracket (1) from left side of the frame holes, and set it with M8 bolt. (1) Rear Hanger Bracket (A) RCK54-24B-EC, RCK60-24B-EC (B) RCK60-27B-EC (C) RC60-24BR, RC60-27BR W1016620...
  • Page 27 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Lift Arm, Lift Link and Connecting Rod 1. Install the lift arms (2), lift links (3) and connecting rods (1) to the rear hanger bracket with plain washers and cotter pins. NOTE •...
  • Page 28 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Rear Link (When mounting the mower only) 1. Install the rear links (3) to the mid hanger brackets (1) with plain washers and cotter pins. 2. Attach the lift links (2) to the rear links (3) with clevis pins, plain washers and cotter pins.
  • Page 29 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Setting Mower 1. Turn the steering wheel fully left. 2. Install the mower from right side of the tractor. 3. Roll the mower under the tractor, and then return the steering wheel. W1030314 Mounting Universal Joint Rear Link 1.
  • Page 30 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Front Link [Side Discharge] 1. Hook the front link (3) with the clevis pin section to front end of the groove (2), and then turn the stopper (4) as shown in the figure.
  • Page 31 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Adjusting Front Link (Lift Cylinder Type) CAUTION • Before starting engine, make sure that all levers (including auxiliary hydraulic control lever) are in neutral position. • Shut off the engine and allow the mower blades to stop before making adjustment.
  • Page 32 G GENERAL RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Adjusting Front Link and Connecting Rod (3-Point Hitch Lift Type) CAUTION • Before starting the engine, change the mid-PTO and gear shift lever into neutral. • Shut off the engine and allow the mower blades to stop before making adjustments.
  • Page 33 MECHANISM CONTENTS 1. POWER TRANSMISSION ................M-1 2. LIFTING MECHANISM ................... M-3 [1] MOWER LIFT CYLINDER TYPE ............M-3 [2] 3-POINTS HITCH LIFT TYPE..............M-4 KiSC issued 11, 2006 A WWW.PlanDeGraissage.ORG...

  • Page 34: Power Transmission

    ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 1. POWER TRANSMISSION [RCK54-24B-EC, RCK60-24B-EC, RCK60-27B-EC] (1) 19T Bevel Gear (RCK60-24B- (2) 16T Bevel Gear (6) Center Blade (10) Blade Shaft EC, RCK60-27B-EC) (3) Pinion Shaft (7) Center Pulley (11) Outer Pulley 21T Bevel Gear (4) Universal Joint (8) Bevel Gear Shaft...
  • Page 35 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM [RC60-24BR, RC60-27BR] (1) 16T Bevel Gear (4) Universal Joint (7) Bevel Gear Shaft (10) Outer Pulley (2) Pinion Shaft (5) Center Blade (8) Mower Belt (11) Outer Blade (3) 19T Bevel Gear (6) Center Pulley (9) Blade Shaft The power is transmitted from mid-PTO to blades as follows :...

  • Page 36: Lifting Mechanism

    ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 2. LIFTING MECHANISM [1] MOWER LIFT CYLINDER TYPE (1) Front Link (3) Lift Link (4) Lift Arm (5) Mower Lift Cylinder (2) Rear Link The lifting of mower is performed by the hydraulic system installed on the tractor. For avoiding danger, the mower should be kept lifting when traveling.

  • Page 37: 3-Points Hitch Lift Type

    ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM [2] 3-POINTS HITCH LIFT TYPE (1) Front Link (3) Lift Link (5) Connecting Rod (6) Lower Link (2) Rear Link (4) Lift Arm The lifting of mower is performed by the hydraulic system installed on the tractor. For avoiding danger, the mower should be kept lifting when traveling.
  • Page 38 SERVICING CONTENTS 1. TROUBLESHOOTING ..................S-1 2. SERVICING SPECIFICATIONS ..............S-2 3. TIGHTENING TORQUES ................S-3 4. CHECKING, DISASSEMBLING AND SERVICING........S-4 [1] CHECKING AND ADJUSTING ..............S-4 [2] DISASSEMBLING AND ASSEMBLING............S-7 (1) RCK54-24B-EC, RCK60-24B-EC, RCK60-27B-EC (Side Discharge Mower) ...............S-7 (2) RC60-24BR, RC60-27BR (Rear Discharge Mower) ......S-11 [3] SERVICING ....................S-16 KiSC issued 11, 2006 A WWW.PlanDeGraissage.ORG...

  • Page 39: Troubleshooting

    ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 1. TROUBLESHOOTING Reference Symptom Probable Cause Solution Page Blade Does Not Turn • Mid-PTO system malfunctioning Check transmission – • Broken mower belt Replace mower belt Blade Speed Is Slow • Loosen mower belt Replace mower belt or tension spring •...

  • Page 40: Servicing Specifications

    ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 2. SERVICING SPECIFICATIONS Item Factory Specification Allowable Limit Pinion Shaft (without Mower Belt) Turning Force Less than 117.7 N – 12.0 kgf 26.5 lbs Turning Torque Less than 1.47 N·m – 0.15 kgf·m 1.08 ft-lbs Bevel Gears in Gear Box Backlash...
  • Page 41 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 3. TIGHTENING TORQUES Tightening torques of screws, bolts and nuts on the table below are especially specified. (For general use screws, bolts and nuts: See page G-4.) Item N·m kgf·m ft-lbs Mower blade screw 98.1 to 117.7 10.0 to 12.0 72.3 to 86.8...

  • Page 42: Tightening Torques

    ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM 4. CHECKING, DISASSEMBLING AND SERVICING [1] CHECKING AND ADJUSTING Checking Mower Blade 1. Check the cutting edge of mower blade. 2. Sharpen the cutting edges, if the mower blades are as shown in figure (2).
  • Page 43 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Adjusting Cutting Height (Side Discharge Mower) 1. The cutting height can be adjusted from 38 mm to 102 mm (from 1.5 in. to 4.0 in.). 2. To adjust the cutting height, lift the mower slightly and close the 3-point lowering speed knob (1).
  • Page 44 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Adjusting Cutting Height (Rear Discharge Mower) 1. The cutting height can be adjusted from 25 mm to 89 mm (from 1.0 in. to 3.5 in.). 2. To adjust the cutting height, lift the mower slightly and close the 3-point lowering speed knob.

  • Page 45: Disassembling And Assembling

    ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM [2] DISASSEMBLING AND ASSEMBLING (1) RCK54-24B-EC, RCK60-24B-EC, RCK60-27B-EC (Side Discharge Mower) Universal Joint and Belt Covers 1. Remove the universal joint (1). 2. Remove the left and right belt covers (2), (3). (1) Universal Joint (3) Belt Cover (Right) (2) Belt Cover (Left)
  • Page 46 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Gear Box and Mower Belt 1. Turn over the mower. 2. Remove the mower belt (1) from the tension pulley (5). 3. Unscrew the left and right gear box mounting screws (3), (4) and remove the gear box (2) from the mower deck.
  • Page 47 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Center Pulley Holder 1. Unscrew the center pulley holder screws (5) and reamer screws (10). 2. Remove the upper oil seal (11) and lower oil seal (4). 3. Remove the internal snap ring (3) and ball bearing (2). (When reassembling) •...
  • Page 48 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Outer Pulley and Blade Shaft 1. Unscrew the outer pulley mounting nut (22), and remove the outer pulley (25) and feather key (20). 2. Unscrew the pulley holder mounting screws (18), and separate the left pulley holder (30) and plate (26) from the mower deck.

  • Page 49: Rc60-24Br, Rc60-27Br (Rear Discharge Mower

    ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM (2) RC60-24BR, RC60-27BR (Rear Discharge Mower) Universal Joint and Belt Covers 1. Remove the universal joint (2) from the pinion shaft. 2. Remove the left and right belt covers (1), (3). (1) Belt Cover (Left) (3) Belt Cover (Right) (2) Universal Joint W1015130...
  • Page 50 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Blade Boss 1. Remove the external snap ring (2). 2. Remove the blade boss (1). (1) Blade Boss (A) RC60-24BR (2) External Snap Ring (B) RC60-27BR W1015526 KiSC issued 11, 2006 A S-12 WWW.PlanDeGraissage.ORG...
  • Page 51 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Gear Box and Mower Belt 1. Loosen the belt tension adjusting nuts (5), and remove the tension spring (4). 2. Unscrew the gear box mounting screws (2), and remove the mower belt (3). 3.
  • Page 52 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Center Pulley Holder 1. Unscrew the center pulley holder screws (1), and remove the center pulley holder from the mower deck. 2. Remove the upper oil seal (10) and lower oil seal (8). 3.
  • Page 53 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Outer Pulley and Blade Shaft 1. Unscrew the outer pulley mounting nut (18), and remove the outer pulley (21) and feather key (26). 2. Unscrew the pulley holder mounting screws (22), and separate the left pulley holder (24) from the mower deck.

  • Page 54: Servicing

    ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM [3] SERVICING Turning Torque of Pinion Shaft 1. Remove the mower belt, and reassemble the gear box to the mower deck. 2. Wind a string around the pinion shaft and set a spring balance (or push-pull gauge) to the tip of the string, and then slowly pull the spring balance horizontally to measure the turning force.
  • Page 55 ROTARY MOWER RCK54/60-24B-EC · RCK60-27B-EC · RC60-24/27BR, WSM Backlash between Bevel Gears 1. Remove the gear box cap (3). 2. Place fuses the 19T bevel gear (2) on the pinion shaft (5). 3. Turn the pinion shaft. 4. Take out the fuses, and measure the thickness of fuses with an outside micrometer.
  • Page 56 EDITOR : KUBOTA FARM & INDUSTRIAL MACHINERY SERVICE, LTD. 64, ISHIZU-KITAMACHI, SAKAI-KU, SAKAI-CITY, OSAKA, 590-0823, JAPAN PHONE : ( 81 ) 72-241-1129 : ( 81 ) 72-245-2484 E-mail : ksos-pub@kubota.co.jp Printed in Japan 2006. 11, S, EI, EI, e Code No.9Y011-17110 KUBOTA Corporation 2001.

This manual is also suitable for:

Wsm rck60-24b-ecWsm rck60-27b-ecrc60-24brWsm rc60-27br

Table of Contents

Save PDF