24
TROUBLESHOOTING
Problem Cause Solution
Generator is running, but does not 
supply power.
1. DC Circuit Breaker is “OFF”
2. Green AC Pilot Light Indicator is off.
3. Poor connection
4. Defective cord set
5. Connected device is faulty
6. Fault in generator
1. Turn DC Circuit Breaker “ON”
2. Stop engine and restart.
3. Check and repair
4. Check and repair
5. Connect a device that is working
    properly
6. Contact service department
Engine runs good without load but 
bogs down when loads are connected
1. Short circuit in connected device
2. Generator is overloaded
4. Engine speed is too slow
5. Short circuit in generator
1. Disconnect device
2. See pg 17 “Don’t overload 
    generator”
4. Contact service department
5. Contact service department
Engine will not start, shuts down during 
operation, or starts and runs rough.
1. 3 in 1 switch set to “OFF”
2. Dirty Air filter
3. Clogged fuel filter
4. Out of fuel or Stale fuel
5. Spark plug wire disconnected from
     spark plug
6. Bad spark plug
7. Water in fuel
8. Overchocking
9. Low oil level
Engine lacks power
1. Generator is overloaded
2.Clogged fuel filter
3.Dirty Air filter
4. Engine needs servicing
1. See pg 17 “Don’t overload generator”
2.Clean or replace fuel filter
3.Replace Air filter
4. Contact service department
Engine “hunts” or falters
1. Choke was removed too soon
3. Carburetor is running too rich or too
    lean
1. Move to choke until engine runs 
evenly
3. Contact service department
10. Engine has flooded
11. Faulty ignition
 1. Turn switch to “CHOKE” then pull 
      recoil starter.
2.Clean or replace Air filter
3.Clean or replace fuel filter
4. Replace fuel
5. Reconnect spark plug wire
6. Clean or replace spark plug
7. Drain fuel tank and replace fuel
8. Turn off choke
9. Add oil level.
10. Wait 5 minutes and recrank engine
11. Contact PULSAR dealer