Generac — Battery Installation
Installation
From a Generac service manual — check it applies to your exact model before use.
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Before you start
- Damage will result if battery connections are made in reverse
- Do not touch positive terminal to bracket during installation
Procedure
- Verify generator turned OFF
- Turn off utility power supply to transfer switch
- Remove 7.5 Amp ATO fuse from generator control panel
- Remove top lid, front access panel, battery access panel
- Pull battery cables through battery access panel
- Connect red cable to positive post
- Connect black cable to negative post
- Install red battery post cover
- Slide battery through access window, seat in base
- Install battery bracket with M6 screw
- Reinstall 7.5 Amp fuse
- Reassemble battery access panel, front door, top lid
Tools required
- Allen screwdrivers Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Battery: Group U1, 12V, minimum 300 CCA
Source: Generac service 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.