Problem(s) Possible Cause(s) Suggested Solution(s)
Engine will
not start.
1. Engine is cold.
2. Fuel valve in OFF position.
3. Engine switch is in OFF
position.
4. Engine oil is low.
5. Out of fuel.
6. Bad fuel, engine stored
without treating or draining
gasoline or refueled with
bad gasoline.
7. Spark plug is faulty or
improperly gapped.
8. Engine is flooded.
9. Spark plug fouled/fails to
produce a spark.
10. Fuel filter restricted,
carburetor malfunction,
ignition malfunction, valves
stuck, etc.
11. Battery dead.
1. Move choke to CLOSED
position until warm, then
move to the OPEN position.
2. Move to ON position.
3. Move to ON position
4. Fill with the recommended oil
to the proper level.
5. Refuel
6. Drain fuel tank and
carburetor. Refuel with fresh
gasoline.
7. Gap or replace spark plug
8. Move choke to OPEN/RUN
position and attempt to start
the engine.
9. Remove and clean spark
plug. Check electrode
spacing and set the gap
to the correct dimension.
Replace spark plug if
damaged. Ensure the spark
lead is installed and wire is
connected.
10. Replace or repair faulty
components as needed.
Contact Princess Auto Ltd or
take engine to an authorized
service center if necessary.
11. Recharge or replace battery.
Engine
lacks power.
1. Filter element(s) restricted.
2. Stale fuel, engine stored
without treating or draining
ethanol based gasoline.
3. Fuel filter restricted,
carburetor malfunction,
ignition malfunction, valves
stuck, etc.
1. Clean or replace filter
element(s).
2. Drain fuel tank and
carburetor. Refuel with fresh
gasoline.
3. Replace or repair faulty
components as needed.
Contact Princess Auto Ltd or
take engine to an authorized
service center if necessary.
V1.1 V-TWIN GAS ENGINE 8996977
Page 25 Assistance available at www.princessauto.com or 1-800-665-8685