Firman H08053 - Engine runs good at no-load but bogs down when loads are connected.; Engine will not start; starts and runs rough or shuts down when running.; Engine lacks power.; Engine huntsor falters.

English Customer
Service: 1-844-FIRMAN1Page 27
Engine runs good at no-
load but “bogs down”
when loads are connected.
1. Short circuit in a connected load.
2. Engine speed is too slow.
3. Generator is overloaded.
4. Shorted generator circuit.
1. Disconnect shorted electrical load.
2. Contact authorized service facility.
3. See Don't Overload Generator
4. Contact authorized service facility.
5. Clogged or dirty fuel filter.
5. Clean or replace fuel filter.
Engine will not start;
starts and runs rough or
shuts down when
running.
1. Fuel selector switch set to OFF (O)
position.
2. The indicator light is OFF or
flashing red.
3. Low oil level.
4. Dirty air cleaner.
5. Out of gasoline.
6. Stale gasoline.
7. Spark plug wire not connected to
spark plug.
8. Bad spark plug.
9. Water in gasoline.
10. Flooded.
11. Excessively rich fuel mixture.
12. Intake valve stuck open or closed.
13. Engine has lost compression.
14. Clogged or dirty fuel filter.
15. Starting battery may have in sufficient
charge.
16. Out of LPG.
17. LPG cylinder knob is not open.
18. Out of battery Power.
1. Set fuel selector switch to
“GAS” or “LPG” position.
2. Must have solid red indicator
light to be able to start the engine.
3. Fill crankcase to proper level or
place generator on level surface.
4. Clean or replace air cleaner.
5. Fill fuel tank with gasoline.
6. Drain fuel tank and carburetor;
fill with fresh gasoline.
7. Connect wire to spark plug.
8. Replace spark plug.
9. Drain gas tank and carburetor;
fill with fresh gasoline.
10. Wait 5 minutes and re-crank
engine.
11. Contact authorized service
facility.
12. Contact authorized service
facility.
13. Contact authorized service
facility.
14. Clean or replace fuel filter.
15. Check battery output and
charge battery as necessary.
16. Replace LPG tank.
17. Fully open LPG cylinder knob.
18. Start Engine in “GAS” position.
Charge or replace battery.
Engine lacks power.
1. Load is too high.
2. Dirty air filter.
3. Clogged or dirty fuel filter.
4. Clogged spark arrester.
1. Don't Overload Generator 2.
Replace air filter.
3. Clean or replace fuel filter.
4. Clean or replace spark arrester.
Engine“hunts”or falters.
1. Carburetor is running too rich or too
lean.
1. Contact authorized service facility.
2. Clean or replace fuel filter.