Operation
40 MGG100M Operating Manual 36833 C
WARNING
Before any connections are made to the generator, make sure that the main circuit breaker
and the controller switch are in the OFF (O) position and that the negative (-) battery cable
is disconnected. Potentially lethal voltages may be present at the generator cam lock
receptacles.
WARNING
Never attempt to disable or modify the switch box door safety interlock. Equipment
damage, personal injury or death may result.
Figure 22 - Cam Locks
A ground connection is located on the far left of the cam lock set. The set MUST be connected to a good earthen
ground for proper operating safety. The generator neutral is bonded to ground when it is shipped from the factory.
The bonding plate will need to be removed when the generator is used as a standby power source. INSTALLATION
SHOULD BE IN COMPLIANCE WITH NATIONAL ELECTRIC CODE (NEC), AS WELL AS ANY STATE AND LOCAL
CODES OR REGULATIONS.
FRAME GROUND CONNECTION
Follow all NEC, state, and local regulations regarding frame ground connections.
Determine ground stud location and connect the ground wire to the ground connection lug, located inside the customer
disconnect switch box. This ground is the local reference ground to ground the unit frame only.
TRANSFER SWITCH
If the unit is connected to an emergency power system, a transfer switch must be used. A transfer switch must be
used in AUTO mode to deflect the load upon start-up.
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