Start-up checklist – LG 30kW User Manual

Page 14

background image

• Battery charger connection to 120 VAC.
• Communication wires connected between transfer

switch and generator (HTS only).

• Unit secured to pad.


Before working on the generator, ensure the fol-


• The AUTO/OFF/MANUAL switch is in the OFF


• The 120VAC supply to the battery charger is

switched OFF.


• Ensure that the 120VAC circuit breaker to the bat-

tery charger is open.

• Remove the fuse from the the control panel. Open

the front door of the control box and remove the
15 Amp ATO fuse in the lower left-hand corner of
the control box.

• Connect the battery cables to the battery. Attach

negative battery cable last.

• Close the 120VAC circuit breaker to the battery


• Measure the voltage at the battery before and after

the charger is turned on.

• Verify all AC electrical connections are tight at the

circuit breaker and transfer switch.

• Visually inspect entire area looking for loose paper,

plastic wrappings, leaves, etc.

• Check all hoses clamps fittings for leaks or dam-


• Check all electrical plugs throughout the genera-

tor. Ensure each plug is seated correctly and fully
inserted into its receptacle.

• Verify the AUTO/OFF/MANUAL switch is in OFF



• Open the valve to the engine fuel line.
• Bleed the fuel system of air. (necessary for long fuel


• Open the generator main line circuit breaker.
• Connect a manometer to the gas line and record

the static pressure. It must be as listed in the

• Insert the fuse into the control panel.
• Move the AUTO/OFF/MANUAL switch to the man-

ual position. The engine should now crank and

• Check voltage at the generator terminals.
• For 3-phase units, check phase rotation at the

transfer switch terminals. The generator phase
rotation must match the utility phase rotation.

• Check for coolant, fuel, oil, and exhaust leaks.
• Close the generators main line circuit breaker.
• Turn the generator set off.
• Connect the UTILITY supply to the transfer


• Set the AUTO/OFF/MANUAL switch to AUTO.
• Disconnect utility power before the transfer


Engine should start, transfer to load.
Run at least 15 minutes on generator power.

Make certain all 3-phase loads are functioning
correctly (correct phase rotation).

• Reconnect Utility power

Transfer switch will transfer back to Utility and

engine will shut down within the given time
parameters set up for the specific transfer switch
and controller.

• Install all covers, access plates and door panels.
• Put the Owners Manual in a safe and accessible


• Make certain the AUTO/OFF/MANUAL switch is in

the AUTO position.


Standby Generator Sets


Install002 Rev.

C 01/07

This manual is related to the following products: