
Not for
Reproduction
30
Troubleshooting
WARNING
To avoid serious injury, perform maintenance
on the tractor or mower only when the engine is stopped and
the parking brake engaged.
Always remove the ignition key, disconnect the spark plug
wire and fasten it away from the plug before beginning the
maintenance, to prevent accidental starting of the engine.
Troubleshooting the Tractor
PROBLEM
CAUSE
REMEDY
Engine will not turnover
or start.
1. Brake pedal not depressed.
Fully depress brake pedal.
2. PTO (electric clutch) switch in ON position.
Place in OFF position.
3. Cruise control engaged.
Move lever to Neutral position.
4. Out of fuel.
If engine is hot, allow it to cool, then refill the fuel tank.
5. Engine flooded.
Disengage choke.
6. Circuit breaker tripped.
Wait one minute for automatic reset.
Replace if defective.
7. Battery terminals require cleaning.
See
Battery Maintenance
.
8. Battery discharged or dead.
Recharge or replace.
9. Wiring loose or broken.
Visually check wiring and replace broken or frayed
wires. Tighten loose connections.
10. Spark plug(s) faulty, fouled or incorrectly gapped. Clean spark plug(s) and check gap.
See Engine Manual.
11. Water in fuel.
Fill with fresh fuel. Replace fuel filter.
12. Gas is old or stale.
Fill with fresh fuel. Replace fuel filter.
Engine starts hard or
runs poorly.
1. Fuel mixture too rich.
Clean air filter. See Engine Manual.
2. Spark plug(s) faulty, fouled, or incorrectly gapped. Clean spark plug(s) and check gap.
See Engine Manual.
Engine knocks.
1. Low oil level.
Check/add oil as required.
2. Using wrong grade oil.
See Engine Manual.
Excessive oil
consumption.
1. Engine running too hot.
Clean: engine fins, blower screen, oil cooler, and
radiator screen.
2. Using wrong weight oil.
See Engine Manual.
3. Too much oil in crankcase.
Drain excess oil.
Engine exhaust is black.
1. Dirty air filter.
Replace air filter. See Engine Manual.
2. Choke closed.
Open choke.
Engine runs, but tractor
will not drive.
1. Ground speed control pedals not depressed.
Depress pedals.
2. Transmission release lever in “push” position.
Move into drive position.
3. Drive belt is broken.
See
Drive Belt Replacemen
t.
4. Drive belt slips.
See cause and remedy below.
5. Parking brake is engaged.
Disengage parking brake.
Brake will not hold.
1. Brake is incorrectly adjusted.
See
Brake Adjustment
.
Tractor steers hard or
handles poorly.
1. Hydraulic system filter clogged.
Replace the transmission filter.
See
Change Transmission Oil and Filter.
2. Improper tire inflation.
Check and correct. See
Check Tire Pressure
.