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Problem
Engine overheats
Machine pulls left or right (with lever fully
forward).
Machine does not drive.
Abnormal vibration
Impeller does not rotate.
Uneven spread/spray pattern.
No front spray or poor output.
No material dispensed from hopper.
Possible Cause
1. Engine load is excessive
2. Oil level in the crankcase is low.
3. Cooling fins and air passages for the
engine are plugged.
1. Tire pressure in drive tires is not
correct.
2. Damaged steering linkage rod.
3. Motion control linkage or tracking is
not correct.
4. Front wheel axles are bent or
damaged.
5. Steering control is bent or damaged.
1. Bypass valve is not closed tight.
2. Belt is broken.
1. Engine mounting bolts are loose.
2. Loose drive shaft.
1. Debris buildup.
2. Hopper screen is plugged.
3. Spreader motor is loose or damaged.
4. Spreader motor hydraulic failure.
5. Spreader controller turned off or down.
6. Shaft pin is missing.
7. Impeller motor bearing failure.
1. Impeller is dirty or damaged.
2. Gate not adjusted properly.
3. Nozzles are clogged.
4. Hopper screen is plugged.
5. Material clumps over gate.
6. Diffuser ramp setting incorrect.
1. Tank is empty.
2. Strainer is clogged or damaged.
3. Pump is clogged or damaged.
4. Nozzles are clogged.
5. Hoses are clogged, kinked, or
damaged.
6. Agitation is on.
7. Spray control not on.
8. Spray pressure and speed incorrect.
9. Spray mixture is incorrect.
10. Spray system is leaking.
1. Hopper screen is plugged.
2. Gate not adjusted properly.
58
Corrective Action
1. Reduce the ground speed.
2. Add oil to the crankcase.
3. Remove the obstructions from the
cooling fins and air passages.
1. Adjust tire pressure in the drive tires.
2. Replace steering rods.
3. Adjust motion control linkage or
tracking. See Motion Control
Linkage Adjustment and Motion
Control Tracking Adjustment
sections in Adjustments.
4. Repair or replace front wheel axles.
5. Repair or replace steering control.
1. Tighten the bypass valve.
2. Replace belt.
1. Tighten the engine mounting bolts.
2. Tighten the appropriate fasteners.
1. Clean impeller.
2. Clean hopper screen.
3. Repair or replace motor.
4. Check connections, hoses, and seals.
5. Check controller knob positions.
6. Replace shaft pin.
7. Replace bearing or entire motor.
1. Clean, repair, or replace impeller.
2. Adjust the gate. See Spreader Pattern
Adjustment section in Operation.
3. Unclog or replace nozzles.
4. Clean hopper screen.
5. Check motor shaft agitator pin
presence.
6. Adjust control cable position.
1. Fill tank.
2. Clean, repair, or replace strainer.
3. Clean, repair, or replace pump.
4. Unclog or replace nozzles.
5. Clean, repair, or replace hoses.
6. Shut off agitation.
7. Turn on spray.
8. Adjust pressure and speed.
9. Follow chemical manufacturer's
recommendation.
10. Inspect system and clean, repair, or
replace components as needed.
1. Clean hopper screen.
2. Adjust the gate. See Spreader Pattern
Adjustment section in Operation.
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