Generac Power Systems G007006-0, Owners & Installation Manual

Installation, Tests, and Troubleshooting

12

Owner’s/Installation Manual for SMM

Troubleshooting

See 

Table 3-2

 for troubleshooting problems, causes, and corrections.

Table 3-2. Troubleshooting

Problem

Cause

Correction

Load not powered; LED is OFF

Circuit breaker disabled.

Enable circuit breaker.

Load not powered; LED is OFF

MLCB disabled and generator OFF.

Enable MLCB if utility is present or verify generator 
operation if outage.

Load not powered; LED flashing 
1 second interval
 

Generator power just applied to unit.
Utility power just applied to unit.
Generator was overloaded and shed 
occurred.

Wait five minutes plus the priority time delay (see 

Table 2-1

) for unit to enable output.

Load not powered; LED flashing 
3 second interval

This load overloaded the generator 
while attempting recovery from a shed. 
It is in a 30 minute lockout wait period.

Wait 30 minutes from lockout for unit to attempt to re-
apply load.
Review all loads enabled in household. The genera-
tor may experience another overload condition when 
this load is enabled. Disable some loads to prevent 
generator overload from recurring.

Load not powered; LED flashing 
6 second interval

The lockout switch is enabled and the 
unit is on generator power.

During installation, it was determined that this load 
will be disabled during generator operation to prevent 
generator overload. Contact IASD for details.