Toro 22303 Dingo 320-D Operator's Manual page 38

Problem
The engine will not idle.
The engine overheats.
Possible Cause
1. The fuel tank vent is
restricted.
2. Dirt, water, stale fuel, or
incorrect fuel is in the
fuel system.
3. The air cleaner lters are
dirty.
4. The fuel lter is clogged.
5. There is air in the fuel.
6. The fuel pump is
damaged.
7. Low compression
1. More coolant is needed.
2. Restricted air ow to the
radiator.
3. The crankcase oil level is
incorrect.
4. Excessive loading.
5. Incorrect fuel is in the
fuel system.
6. The thermostat is
damaged.
7. The fan belt is loose or
broken.
8. Injection timing is
incorrect.
9. Coolant pump is
damaged.
38
Corrective Action
1. Loosen the cap. If the
engine runs with the cap
loosened, replace the
cap.
2. Drain and ush the fuel
system; add fresh fuel.
3. Service the air lters.
4. Replace the fuel lter.
5. Bleed the nozzles and
check for air leaks at fuel
hose connections and
ttings between the fuel
tank and engine.
6. Contact your Authorized
Service Dealer.
7. Contact your Authorized
Service Dealer.
1. Check and add coolant.
2. Inspect and clean the
radiator screen with
every use.
3. Fill or drain to the full
mark.
4. Reduce load; use lower
ground speed.
5. Drain and ush the fuel
system; add fresh fuel.
6. Contact your Authorized
Service Dealer.
7. Contact your Authorized
Service Dealer.
8. Contact your Authorized
Service Dealer.
9. Contact your Authorized
Service Dealer.