Troubleshooting - wsm BX1800 Workshop Manual

BX1800 · BX2200, WSM

1. TROUBLESHOOTING

Symptom
Implement Does Not
Rise (No Noise)
(Noise)
Implement Does Not
Reach Maximum
Height
Implement Does Not
Lower
Implement Drops by
Its Weight
Probable Cause
• Control valve broken
• Control valve improperly assembled
• Relief valve spring damaged
• Spool sticks
• Piston O-ring or cylinder damaged
• Oil filter cartridge clogged
• Suction pipe loosen or broken
• Suction pipe connecting hose loosen or
broken
• Suction pipe O-ring broken
• Insufficient transmission oil
• Relief valve setting pressure too low
• Hydraulic pump broken
• Feedback rod improperly adjusted
• Control valve malfunctioning
• Hydraulic cylinder worn or damaged
• Piston O-ring worn or damaged
• Control valve malfunctioning
Replace
Repair
Replace
Repair
Replace
Replace
Repair or replace
Repair or replace
Replace
Refill
Adjust or replace
Replace
Adjust
Repair or replace
Replace
Replace
Replace
5-S1
HYDRAULIC SYSTEM
Reference
Solution
Page
5-S10
5-S10
5-S10
5-S10
5-S12
G-13
–
–
–
G-13
5-S10
5-S11
5-S5
5-S10
–
5-S12
5-S10
W1014322
KiSC issued 07, 2006 A