Troubleshooting; Engine Troubleshooting - Kubota ZG222A-AU Operator's Manual

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TROUBLESHOOTING

TROUBLESHOOTING

ENGINE TROUBLESHOOTING

If something is wrong with the engine, refer to the table below for the cause and its corrective measure.
Symptom (If)
Engine is difficult to start or
will not start.
Insufficient engine power.
Cause
A No operator on the seat.
A Parking brake pedal not in the proper
position.
A PTO lever not in the proper position.
A Motion control levers not in the proper
position.
A Key switch is not in the proper position. A Make sure key switch is in "ON"
A Carburetor fuel drain valve in the
"STOP" (CLOSE) position.
A No fuel.
A Improper or stale fuel.
(Fuel quality is poor.)
A Water or dirt in the fuel system.
A Fuel hose or fuel filter clogged or
damaged.
A Air cleaner is clogged.
A Spark plug defective.
A Fuse is blown.
A Engine oil viscosity is wrong.
A Battery becomes weak and the engine
does not turn over quick enough.
A Over choking or choke is adjusted
incorrectly.
A Insufficient or dirty fuel.
A Fuel filter is clogged.
A Air cleaner is clogged.
A Spark plug defective.
Remedy
A Sit on the operator's seat.
A Apply the parking brake.
A Make sure PTO
"DISENGAGED" (OFF) position.
A Make sure motion control levers are in
"NEUTRAL LOCK" position.
position.
A Open the carburetor fuel valve.
"RUN" (OPEN) position.
A Replenish fuel.
A Replace fuel and the fuel filter.
A Replace fuel and see your Kubota
dealer.
A Clean or replace fuel lines, and see
your Kubota dealer.
A Clean or replace the air cleaner.
A Adjust the spark plug gap or replace
the spark plug.
A Check the spark plug wire connection.
A Replace the fuse.
A Use oils of different
depending on ambient temperature.
A Clean battery cables and terminals.
A Charge the battery.
A In cold weather, always remove the
battery from the engine, charge and
store it indoors. Install it on the machine
only when the machine is going to be
used.
A Check and see your Kubota dealer.
A Check the fuel system.
A Replace the fuel filter.
A Clean or replace the air cleaner.
A Adjust the spark plug gap or replace it.
lever is in
viscosities,