Section 3 - Operation; Prestart Checklist; Manually Starting The Unit - Generac Power Systems MAGNUM MMG75D Operating Manual

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Owner's manual (48 pages)

Table Of Contents

Table of Contents

PRESTART CHECKLIST

Before starting the unit, all items in the prestart checklist must be completed. This checklist applies to both manual

and remote starting of the unit.

 Read and understand ALL safety sections at the beginning of this manual.

 Verify all maintenance procedures are up to date. For more information, see

and

Basic Maintenance

 The unit must be level.

 The unit must be dry. Verify there is no water inside, on, or near the unit; dry if needed.

 For grounding requirements, follow any local, state, or National Electrical Code (NEC) guidelines.

 Verify the Control Power switch is OFF (O).

 Verify all circuit breakers are OFF (O).

 Inspect all electrical cords; repair or replace any that are cut, worn, or bare.

 Verify oil, coolant, and fuel levels are correct, per the engine manufacturer manual.

 Verify battery connections are secure.

 Turn the battery disconnect switch on, if equipped.

 Check the engine fan belt tension and condition.

 Check the engine fan belt guard.

 Check the engine exhaust system for loose or rusted components.

 Verify all covers are in place and secure.

 Verify all electrical connections at the connection lugs, if equipped, are tight and wired correctly.

 Verify the voltage selector switch is set to the desired voltage and locked.

 Verify the emergency stop switch is pulled out.

 Verify the radiator and surrounding shroud are clear of debris.

MANUALLY STARTING THE UNIT

All units equipped with the Power Zone™ controller will initially start up in Stop mode. Use the following procedure

to start the generator in Manual mode:

1. Move the Control Power switch to ON (I).

CARBON MONOXIDE: USING A GENERATOR INDOORS CAN KILL YOU IN MINUTES.

The LCD window will show the prestart diagnosis and the controller will load the unit management software.

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