Service manual

4 Service
WARNING
Some Generator Set service procedures present hazards that can result in severe personal injury
or death. Only trained and experienced service personnel with knowledge of fuels, electricity,
and machinery hazards should perform Generator Set service.
WARNING
Accidental or remote starting of the generator set can cause severe personal injury or death.
Disconnect the negative (–) battery cable and place the control switch in its OFF position before
starting work. Hazardous Voltage. Before starting work disconnect the source that supplies 120 V
for the generator set accessory heaters and GFCI outlet
WARNING
Gaseous fuels are flammable and explosive and can cause severe personal injury or death. Do
not smoke if you smell gas or are near fuel tanks or fuel-burning equipment or are in an area
sharing ventilation with such equipment. Keep flames, sparks, pilot lights, electrical arcs and
arc-producing equipment and all other sources of ignition well away. Keep a type ABC fire
extinguisher handy.
4.1 Placing the Generator Set Back in Service
Before leaving the site, if the generator set is ready to be placed in service, set the control
switch to the REMOTE position to provide automatic standby power.
NOTICE
If the generator set is not in Remote mode, the generator set control goes to sleep and
needs to be reconfigured each time it wakes up.
If the control board is replaced, it will be necessary to configure the replacement control board.
NOTICE
Before placing the genset back in service, review the Startup and Configuration chapter of this
manual.
4.2 Transfer Switch
WARNING
Interconnecting the generator set and the public utility can lead to the electrocution of
personnel working on the utility lines, damage to equipment and fire. An approved
switching device must be used to prevent interconnections.
For information regarding servicing the transfer switch, see the manual that was shipped with
your transfer switch.
A030A239 (Issue 10) 19