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SKU 65309 For technical questions, please call 1-800-444-3353. Page 15
Equipment Troubleshooting
Problem Possible Causes Probable Solutions
No output or low
output
Open or shorted rotor.1.
Open or shorted stator.2.
Generator operating below correct 3.
speed.
Generator overloaded.4.
Short circuit in load. 5.
Replace rotor.1.
Replace stator.2.
Operate generator at correct 3.
speed.
Reduce load to rated output.4.
Disconnect load. Check voltage at 5.
all receptacles. Repair short.
Output voltage is too
high.
Incorrect Adjustable Voltage 1.
Regulator (AVR) setting.
Engine speed is too high.2.
Readjust Adjustable Voltage 1.
Regulator (AVR) setting.
Reduce engine speed.2.
Generator is
overheating.
Generator is overloaded.1.
Rotor is rubbing stator. 2.
Poor ventilation. 3.
Short circuit in stator. 4.
Shorted turns in rotor.5.
Reduce load.1.
Check bearings (23 and 27). Repair 2.
or replace as needed.
Ensure generator air vents are 3.
clear.
Check stator, repair or replace as 4.
needed.
Repair or replace rotor.5.
Sparking at brushes. Generator is overloaded.1.
Brushes not seated properly.2.
Brushes sticking in holder. 3.
Brushes worn to less than 3/8”.4.
Reduce load.1.
Contour and re-seat brushes.2.
Remove brushes, clean holder and 3.
reinstall brushes.
Replace brushes. NOTE: Replace 4.
brushes in pairs.
Follow all safety precautions whenever diagnosing or servicing the
equipment or generator.
PLEASE READ THE FOLLOWING CAREFULLY
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY
DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER OR
DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT
HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT, OR THAT HE OR SHE IS
QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT. IN FACT, THE MANUFACTURER AND/
OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD
BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS, AND NOT BY THE BUYER. THE
BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE
ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING OUT OF HIS OR HER
INSTALLATION OF REPLACEMENT PARTS THERETO.