Troubleshooting - Gravely Promaster 300 Owner's/Operator's Manual

PROBLEM
No sound when
ignition switch is
turned to "Start"
position
When ignition
switch is turned
to "Start",
solenoid "clicks"
and the starter
does not operate.
When ignition
switch is turned
to "Start", starter
operates but
engine does not
start.
Battery
discharged
Engine continues
to run when the
ignition is in "Off"
position.
Electric clutch
won't engage.
Engine runs
rough or stops
after it gets hot.
Fuse blows when
starting engine.

TROUBLESHOOTING

PROBABLE CAUSE
1. PTO control in the "On" position.
2. Direction control pedal no in
neutral.
3. One or both neutral switches out
of adjustment.
4. Blown fuse.
5. Discharged Battery.
6. Bad relay.
7. Loose battery cable(s).
1. Discharged battery.
2. Battery cable connector corroded.
3. Starter damaged.
1. Bad relay or relay connection.
2. Fuel tank empty.
3. Fuel valve turned off.
4. Engine spark plug(s) fouled.
5. Engine failure.
1. Regulator-rectifier failure.
2. Fuse holder failure.
3. Engine alternator failure.
4. Battery failure.
1. Ground wire not connected.
2. Ignition switch failure.
1. PTO switch failure.
1. Engine needs service.
1. Dead short in system.
.
CORRECTION
1. Disengage PTO.
2. Place direction control pedal in
neutral.
3. Adjust as necessary.
4. Replace fuse.
5. Charge or replace battery.
6. Replace relay (contact Dealer).
7. Tighten battery cable clamp.
1. Charge or replace battery.
2. Clean cable connectors.
3. Replace starter (contact Dealer).
1. Replace relay or connections (contact
Dealer).
2. Fill tank with fuel.
3. Turn fuel valve on.
4. Clean or replace plugs.
5. See Engine Manual.
1. Replace regulator or rectifier.
2. Check and replace as necessary.
3. Replace alternator.
4. Charge or replace battery.
1. Connect ground wire firmly to clean,
metal surface.
2. Replace ignition switch (contact
Dealer).
1. Replace PTO switch.
1. See Engine Manual.
1. Look for worn, damaged or broken
wires. Contact Dealer.
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