Generac Power Systems 006873 User Manual

Section 3: Installation, Tests and Troubleshooting
10 Owner’s/Installation Manual for SMM
Troubleshooting
See Table 4 for troubleshooting problems, causes and corrections.
Table 4. 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 sec-
ond interval.
Generator power just applied to unit.
Utility power just applied to unit.
Generator was overloaded and shed
occurred.
Wait 5 minutes plus the priority time delay
(see Table 1) for unit to enable output.
Load not powered, LED flashing 3 sec-
ond 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 generator may end up in another
overload condition when this load is
enabled. Disable some loads to prevent
generator overload from recurring.
Load not powered, LED flashing 6 sec-
ond 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 Independent Authorized Service
Dealer for details.
SMM module is humming.
NOTE: A normal 60 Hz hum is
expected from the normally open
contactor. Excessive hum may be
caused by one of the following:
1. Improper mounting.
2. Contactor error or
connections not correct.
1. Mount to wall or vertical
surface with arrows pointing up
only.
2. Contact Independent
Authorized Service Dealer.

Generac Power Systems 006873 Specifications

General

Brand	Generac Power Systems
Model	006873
Category	Controller
Language	English