8-S1
M8540, M9540, WSM
HYDRAULIC SYSTEM
1. TROUBLESHOOTING
W1014322
Symptom
Probable Cause
Solution
Reference
Page
Implement Does Not
Raise (Not Noise)
Control linkage improperly assembled or
damaged
Repair or replace
8-S24
Control valve malfunctioning (unload valve,
spool, check valve, poppet valve)
Repair or replace
8-S28
Control valve broken
Replace
8-S28
Control valve improperly adjusted
Adjust
8-S28
Relief valve spring damaged
Replace
8-S31
Cylinder damaged
Replace
8-S30
Safety valve damaged
Replace
8-S32
Implement Does Not
Raise (Noise)
Transmission fluid improper or insufficient
Change or replenish
G-9
Oil filter clogged
Replace
G-19
Relief valve setting pressure too low
Adjust
8-S8
Relief valve spring weak or damaged
Replace
8-S31
Hydraulic pump malfunctioning
Repair or replace
8-S20
Implement Does Not
Reach Maximum
Height
Position rod and feedback rod improperly
adjusted
Adjust
8-S9
Draft rod and feedback rod improperly adjusted
Adjust
8-S9
Implement Does Not
Lower
Control valve malfunctioning
Repair or replace
8-S28
Spool damaged
Replace
8-S28
Lowering speed adjusting valve closed
Open
8-S33
Implement Drops by
Weight
Hydraulic cylinder worn or damaged
Replace
8-S30
Safety valve damaged
Replace
8-S32
Lowering speed adjusting valve damaged
Replace
8-S33
Control valve malfunctioning (check valve seat
surface, check valve O-ring, poppet valve seat
surface and poppet valve O-ring damaged)
Replace
8-S28
Implement Hunts
(Moves Up and
Down)
Poppet valve, poppet seat surface damaged
Replace
8-S28
Check valve, check valve seat surface damaged
Replace
8-S28
Control valve O-ring worn or damaged
Replace
8-S28
Draft Control
Malfunctioning
Draft control linkage improperly adjusted
Adjust
8-S9, 13
Torsion bar weak or broken
Replace
8-S32
KiSC issued 09, 2008 A
Summary of Contents for M9540
Page 1: ...M8540 M9540 WORKSHOP MANUAL TRACTOR KiSC issued 09 2008 A...
Page 8: ...6 M8540 M9540 WSM SAFETY INSTRUCTIONS KiSC issued 09 2008 A...
Page 9: ...7 M8540 M9540 WSM SAFETY INSTRUCTIONS KiSC issued 09 2008 A...
Page 10: ...8 M8540 M9540 WSM SAFETY INSTRUCTIONS Q CABIN Model KiSC issued 09 2008 A...
Page 11: ...9 M8540 M9540 WSM SAFETY INSTRUCTIONS KiSC issued 09 2008 A...
Page 12: ...10 M8540 M9540 WSM SAFETY INSTRUCTIONS KiSC issued 09 2008 A...
Page 16: ...14 M8540 M9540 WSM DIMENSIONS DIMENSIONS ROPS Model KiSC issued 09 2008 A...
Page 17: ...15 M8540 M9540 WSM DIMENSIONS CABIN Model KiSC issued 09 2008 A...
Page 18: ...G GENERAL KiSC issued 09 2008 A...
Page 103: ...1 ENGINE KiSC issued 09 2008 A...
Page 203: ...2 CLUTCH KiSC issued 09 2008 A...
Page 219: ...3 TRANSMISSION KiSC issued 09 2008 A...
Page 322: ...4 REAR AXLE KiSC issued 09 2008 A...
Page 323: ...CONTENTS MECHANISM 1 FEATURES 4 M1 KiSC issued 09 2008 A...
Page 336: ...5 BRAKES KiSC issued 09 2008 A...
Page 374: ...6 FRONT AXLE KiSC issued 09 2008 A...
Page 401: ...7 STEERING KiSC issued 09 2008 A...
Page 402: ...CONTENTS MECHANISM 1 STEERING MECHANISM 7 M1 2 STEERING CYLINDER 7 M2 KiSC issued 09 2008 A...
Page 420: ...8 HYDRAULIC SYSTEM KiSC issued 09 2008 A...
Page 473: ...9 ELECTRICAL SYSTEM KiSC issued 09 2008 A...
Page 554: ...10 CABIN KiSC issued 09 2008 A...