Troubleshooting - Toro Topdresser 2500 Operator's Manual

Troubleshooting

Problem
The control wires are difficult to connect or
disconnect.
The topdresser is hard to pull with the
traction unit.
The machine leaks hydraulic fluid.
The conveyer belt and/or brush does not
function.
The conveyer belt is misaligned or moves
off track.
Possible Cause
1. The traction unit has the wrong
connector.
2. The on/off connections are switched
with brake wiring.
1. The wheel motors/pumps are not
turning.
2. The brake solenoid is activated.
3. The hydraulic oil is hot.
1. The fittings are loose.
2. The oil filter is loose.
3. A fitting is missing an O-ring.
4. The hydraulic reservoir overfilled with
fluid.
1. The solenoid wiring is not providing 12
V.
2. The hand control switch is worn or
damaged.
3. The hydraulic motors/pumps are not
turning.
4. The conveyer belt slips.
1. The rollers do not have equal center
distance.
2. The belt tension is incorrect.
3. The bearing lock collars securing roller
are not tight.
4. The belt rib is not aligned the groove
in rollers.
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Corrective Action
1. Purchase an additional harness from
your authorized Toro distributor.
2. Correct the connections.
1. The hydraulic plumbing is reversed.
2. Check the wiring.
3. Correct the condition.
1. Tighten the fittings.
2. Tighten the oil filter.
3. Install the missing O-ring.
4. Remove some hydraulic fluid from the
reservoir.
1. Check the fuse and electrical
connections.
2. Check for continuity through the switch
and check diode in electrical solenoid
connector.
3. Check the wheel-drive chain.
4. Check the conveyer belt tension.
1. Adjust the side-to-side distance.
2. Make sure that the springs are
compressed equally at each side of
the machine.
3. Tighten the bearing lock collars.
4. Align the belt rib with the groove in
rollers.