START-UP CHECKLIST
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Before working on the Stationary Emergency
Generator, ensure the following:
• The AUTO/OFF/MANUAL switch is in the OFF position.
• The 120VAC supply to the battery charger is switched OFF.
PREPARATION FOR START-UP
• Ensure that the 120VAC circuit breaker to the battery charger is
open.
• Remove the fuse from the the control panel. For the H-100 and
R-series: 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 bat-
tery cable last.
• Close the 120VAC circuit breaker to the battery charger.
• 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 damage.
• Check all electrical plugs throughout the generator. Ensure each
plug is seated correctly and fully inserted into its receptacle.
• Verify the AUTO/OFF/MANUAL switch is in OFF position.
• Open the valve to the engine fuel line.
• Bleed the fuel system of air. (necessary for long fuel lines).
• Open the generator main line circuit breaker.
• Connect a manometer to the gas line and record the static pres-
sure. It must be as listed in the Specifications.
• Insert the fuse into the control panel.
• Move the AUTO/OFF/MANUAL switch to the MANUAL position.
The engine should now crank and start.
• 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 switch.
• Set the AUTO/OFF/MANUAL switch to AUTO.
• Disconnect utility power before the transfer switch.
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 rota-
tion).
• 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 place.
• Make certain the AUTO/OFF/MANUAL switch is in the AUTO
position.
START-UP INSPECTION
When a start-up is performed by an Authorized Service Dealer, a
standard three-part form titled “Start-up Inspection for Standby
Power Systems” (part no. 067377), should be completed by the
installation technician or engineer. See page 1-3 for information on
locating the nearest Authorized Service Dealer. The installer should
complete the form and disseminate copies as follows:
• White copy: Mail to Generac Warranty Department, P.O. Box
340, 211 Murphy Dr., Eagle, WI 53119-2062.
• Pink Copy: For service file of installing dealer.
• Yellow Copy: For the customer’s records.
8-2
Install001 Rev. F 06/10
Installation
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