Kubota WSM L3560 User Manual

HYDRAULIC SYSTEM
L3560, L4060, L4760, L5060, L5460, L6060, WSM
8-S1
1. TROUBLESHOOTING
9Y1210824HYS0001US0
Symptom Probable Cause Solution
Reference
Page
Implement Does Not
Rise (Not Noise)
Control linkage improperly adjusted Adjust 8-S13
Control linkage improperly assembled or
damaged
Repair or replace –
Position control valve malfunctioning Repair or replace 8-S19
Relief valve spring weaken or broken Replace 8-S27
Hydraulic piston O-ring, cylinder damaged Replace 8-S22
(Noise) Transmission fluid improper or insufficient Change or fill G-9
Oil filter clogged Replace G-31
Suction pipe loosen or broken Repair or replace –
Relief valve setting pressure too low Adjust 8-S11
Relief valve spring weaken or damaged Replace 8-S27
Hydraulic pump malfunctioning Repair pr replace 8-S14
Implement Does Not
Reach Maximum
Height
Position control feedback rod improperly
adjusted
Adjust 8-S13
Top link length improperly adjusted Adjust –
Hydraulic arm shaft, lift arm improperly
assembled
Adjust 8-S23
3 point link improperly set Adjust –
Implement Does Not
Lower
Position control valve malfunctioning
• Spool damaged Replace 8-S20
• Poppet 2, push rod improperly adjusted Adjust 8-S20
Implement Drops by
Weight
Hydraulic cylinder worn or damaged Replace 8-S21
Safety valve damaged Replace 8-S28
Hydraulic piston and O-ring worn or damaged Replace 8-S22
Lowering speed adjusting valve damaged Replace 8-S19
Position control valve malfunctioning
• Poppet 2 seat surface damaged Replace 8-S20
• Poppet 2 seat sleeve O-ring damaged Replace 8-S20
Implement Hunts
(Moves Up and
Down)
Position control valve malfunctioning
• Poppet 2 seat surface damaged Replace 8-S20
• Poppet 2 seat sleeve O-ring damaged Replace 8-S20
Poppet 2, push rod improperly adjusted Adjust 8-S20
Oil Temperature
Increases Rapidly
Relief valve operating
• Relief valve malfunctioning Adjust or replace 8-S11
• Hydraulic line is clogged Clean or replace –
Hydraulic pump leak or damaged Repair or replace 8-S14
Oil leaks from valves Repair or replace –
KiSC issued 03, 2016 A

Kubota WSM L3560 Specifications

General

Type	Compact Utility Tractor
Engine Model	Kubota V1505-T
Horsepower	37 hp (27.6 kW)
Fuel Type	Diesel
Drive	4WD
Hydraulic System	Open center
3-Point Hitch	Category I
PTO Horsepower	30.5 hp (22.7 kW)
Transmission	Hydrostatic
Number of Gears	3-range
Height	91.3 in (232 cm)
Tire Size (Front)	7-16
Tire Size (Rear)	15-19.5
Displacement	91.4 cu. in. (1, 499 cc)