Toro 22303 Operator's Manual page 43

PROBLEM
Excessive black smoke from
exhaust.
Excessive white smoke from
exhaust.
Traction unit does not drive.
POSSIBLE CAUSES
1. The air cleaner element is
dirty.
2. The injection pump timing is
incorrect.
3. Incorrect fuel is in the fuel
system.
4. The injection nozzles are
damaged.
5. The injection pump is
damaged.
6. Excessive loading.
1. The key was turned to the
start position before the glow
plug light turned off.
2. The engine temperature is
low.
3. The glow plugs are
inoperative.
4. The fuel injection nozzles are
damaged.
5. The injection pump timing is
incorrect.
6. Low compression.
1. Traction pump drive coupler
is loose or broken.
2. Hydro fluid level low.
3. Pump and/or wheel motor is
damaged.
4. Control valve is damaged.
5. Relief valve is damaged.
6. Flow divider valve lever is in
9 o'clock position.
Troubleshooting
CORRECTIVE ACTION
1. Clean or replace.
2. Contact your Authorized
Service Dealer.
3. Drain the fuel system and
refill with specified fuel.
4. Contact your Authorized
Service Dealer.
5. Contact your Authorized
Service Dealer.
6. Reduce load; use lower
ground speed.
1. Turn the key to the run
position and allow the glow
plug light to turn off before
starting the engine.
2. Check the thermostat.
3. Check the fuse, glow plugs
and wiring.
4. Contact your Authorized
Service Dealer.
5. Contact your Authorized
Service Dealer.
6. Contact your Authorized
Service Dealer.
1. Contact Authorized Service
Dealer.
2. Add hydro fluid to reservoir.
3. Contact your Authorized
Service Dealer.
4. Contact your Authorized
Service Dealer.
5. Contact your Authorized
Service Dealer.
6. Move lever to 12 o'clock to
10 o'clock position.
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