Hydraulics Troubleshooting - New Holland T7030 Operator's Manual

PROBLEM
Hydraulic system
does not operate
Hydraulic oil over-
heats
Remote control valve
detent disengages
prematurely
Remote equipment
cylinder operates too
fast or too slowly
Remote equipment
does not operate
5--8
SECTION 5 - - FAULT FINDING
HYDRAULICS
POSSIBLE CAUSE
Error code will indicate source of
malfunction.
Hydraulics oil level very low.
Blocked hydraulic oil filter(s).
Hydraulics oil level too low or
too high.
Hydraulics oil cooler blocked.
Blocked hydraulic oil filter(s).
Flow control incorrectly adjusted.
Hydraulic load not matched to
tractor.
Detent release pressure set too low. Adjust detent pressure or see your
Flow control incorrectly set.
Hoses not correctly connected.
Load exceeds system capacity.
Remote control valve lever
movement restricted.
CORRECTION
See your authorised dealer.
Add oil, as required.
Replace oil filter(s).
Adjust oil level, as required.
Clean.
Replace oil filter(s).
Allow to cool, adjust flow control before
operating again.
See your authorised dealer.
authorised dealer.
Adjust flow control.
Attach hoses correctly.
Reduce load or use correct size cylinder
(see your authorised dealer).
Adjust cables or see your authorised
dealer.