Troubleshooting - Toro 74268 Operator's Manual

Troubleshooting

Problem
Starter does not crank
Engine will not start, starts hard, or g ,
fails to keep running. f il t k i
Engine loses power. g
Engine overheats. g
Possible Causes
1. Blade control (PTO) is
engaged.
2. Parking brake is not on.
3. Operator is not seated.
4. Battery is dead.
5. Electrical connections are
corroded or loose.
6. Fuse is blown.
7. Relay or switch is defective.
,
1. Fuel tank is empty.
2. Air cleaner is dirty.
3. Dirt in fuel filter.
4. Blown ignition fuse.
5. Dirt, water, or stale fuel is in
fuel system.
1. Engine load is excessive.
2. Air cleaner is dirty.
3. Oil level in crankcase is low.
4. Cooling fins and air passages
under engine blower housing
are plugged.
5. Dirt in fuel filter.
6. Dirt, water, or stale fuel is in
fuel system.
1. More coolant is needed.
2. (3) air intake screens are dirty.
3. Restricted air flow into the
engine.
4. Radiator fins are dirty.
5. The crankcase oil level is
incorrect.
6. Cooling fan belt is worn, loose
or broken.
7. Excessive loading.
58
Corrective Action
1. Move blade control (PTO) to
disengaged.
2. Set parking brake.
3. Sit on the seat.
4. Charge the battery.
5. Check electrical connections
for good contact.
6. Replace fuse.
7. Contact Authorized Service
Dealer.
1. Fill fuel tank with fuel.
2. Clean or replace air cleaner
element.
3. Replace fuel filter.
4. Replace fuse.
5. Contact Authorized Service
Dealer.
1. Reduce ground speed.
2. Clean air cleaner element.
3. Add oil to crankcase.
4. Remove obstruction from
cooling fins and air passages.
5. Replace fuel filter.
6. Contact Authorized Service
Dealer.
1. Check and add coolant.
2. Clean with every use.
3. Inspect and clean the radiator
screen with every use.
4. Clean the radiator fins.
5. Fill or drain to the full mark.
6. Replace the belt.
7. Reduce load; use lower ground
speed.