Home›Repair guides›Generac›Starting and Running Engine

Generac — Starting and Running Engine

Operation

From a Generac owner's manual covering: XG03245, XG04045, XG04845. Check it applies to your exact model before use.

Applies to: Generac Model, Generac Number, Generac XG03245, Generac XG04045, Generac XG04845

Before you start

  • Automatic start-up. Disconnect utility power and render unit inoperable before working on unit. Failure to do so will result in death or serious injury. (D000191)

Procedure

  1. Pull up rubber flap covering fuse holder; verify 7.5 amp fuse.
  2. Set generator MLCB to OFF (OPEN), if equipped.
  3. Verify both emergency shutdown switches are ON (I).
  4. Press MANUAL on controller to start engine; blue LED illuminates.
  5. Allow engine to reach normal operating temperature.
  6. Press OFF on controller to stop engine; red LED illuminates.

Full service-parts list: Generac Model →, Generac Number →, Generac XG03245 →, Generac XG04045 →, Generac XG04845 →

Source: Generac owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

More Generac repair guides →