Toro Dingo 322 - Traction Unit Does Not Drive; Loader Arms Creep Downward; Loader Arms Settle Downward Quickly

Troubleshooting
37
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. Hydro fluid level low .
3. T raction pump drive coupler
is loose or broken.
4. Pump and/or wheel motor is
defective or damaged.
5. Control valve is defective or
damaged.
6. Relief valve is defective or
damaged.
2. Add hydro fluid to reservoir .
3. Contact Service Dealer .
4. Contact Service Dealer .
5. Contact Service Dealer .
6. 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.