Hydraulic Systems - Troubleshooting - New Holland Workmaster 50 Operator's Manual

Hydraulic systems - Troubleshooting

Problem
3–point does not raise
when the control valve
lever is actuated.
3–point linkage does not
lift fully.
Hydraulic fluid is
overheating.
3–point linkage lowers
slowly.
Auxiliary hydraulic
functions do not function
properly.
8 - TROUBLESHOOTING
Possible Cause
Low hydraulic oil level.
Hydraulic oil filter clogged.
Faulty hydraulic pump.
Control valve linkage misadjusted.
Low hydraulic oil level.
Hydraulic oil filter clogged.
Control valve linkage misadjusted.
Control valve internally linkage misadjusted Contact you authorized dealer.
Hydraulic control valve not returning to neu-
tral position.
Hydraulic fluid level is to low.
Hydraulic filter clogged.
Drop rate speed control misadjusted.
3–point linkage binding
Hose to coupler connections not correct.
Auxiliary system overloaded.
Check hydraulic oil level, add oil as
needed.
Replace hydraulic oil filter.
Contact you authorized dealer.
Contact you authorized dealer.
Check hydraulic oil level, add oil as
needed.
Replace hydraulic oil filter.
Contact you authorized dealer.
Return all control valve levers to the neutral
position.
Check hydraulic fluid level, add oil as
needed.
Replace hydraulic filter.
Adjust drop rate control for faster drop
speed.
Check for damaged parts or corrosion.
Check hose and valve couplers for damage
or contamination.
Reduce load on system.
8-5
Correction