Troubleshooting
38
PROBLEM
CORRECTIVE ACTION
POSSIBLE CAUSES
T
raction unit does not drive.
1.
Flow divider valve lever is in
9 o’clock position.
1.
Move lever to the 12 to 10
o’clock position.
2.
The parking brake is set.
2.
Move the parking brake lever
to the up position.
3.
Hydro fluid level low
. 3.
Add hydro fluid to reservoir
.
4. T
raction pump drive coupler
is loose or broken.
4.
Contact Service Dealer
.
5.
Pump and/or wheel motor is
defective or damaged.
5.
Contact Service Dealer
.
6.
Control valve is defective or
damaged.
6.
Contact Service Dealer
.
7.
Relief valve is defective or
damaged.
7.
Contact Service Dealer
.
When at rest, loader arms creep
downward more than 3” per hour
(less than 3” an hour is normal for
this traction unit).*
1. V
alve spool leakage
1.
Contact Service Dealer
.
When at rest, loader arms settle
downward 2” quickly and then
stop.*
1.
Cylinder seals are leaking
2.
Cylinder rephase valve is
leaking
1.
Replace seals.
2.
Contact Service Dealer
.
* Tested with warm oil and no more than 515 lbs in the bucket. Measure the downward drop at the attachment
lock pins on the back of the mount plate.
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