Rear Three-Point Hitch - Troubleshooting Hydraulic Lift And 3−Point Linkage - New Holland T4.75F Operator's Manual

Rear three-point hitch - Troubleshooting HYDRAULIC LIFT AND
3−POINT LINKAGE
Problem
The linkage does not
move when the control
lever is actuated
Implement does not raise
to full height
The implement hitch
lowers slowly
The hydraulic lift operates
slowly in draft control
The hydraulic lift operates
too fast in draft control
Electronically controlled
hydraulic lift fault code
signal
8 - TROUBLESHOOTING
Possible Cause
Linkage cylinder tubes not connected cor-
rectly
Linkage overload
Arm lift upper limit control not set correctly Adjust height limit control
Lowering speed control incorrectly set
Combined draft/position control incorrectly
set
Lowering speed too slow
Implement not working properly
Combined draft/position control incorrectly
set
Connect linkage cylinder tubes correctly
Reduce load
Have control valve checked
Adjust combined draft/position control
Have control valve checked
Adjust implement settings
Have control valve checked
Call your Dealer
8-7
Correction