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Generac — Connecting the Battery

Installation

From a Generac service manual — check it applies to your exact model before use.

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Before you start

  • Batteries emit explosive gases while charging
  • Always connect positive battery cable first to avoid spark

Procedure

  1. Connect red positive (+) battery cable (from starter contactor) to positive battery terminal; tighten to 45-50 in-lbs (5-6 Nm)
  2. Connect black negative (-) battery cable (from frame ground) to negative battery terminal; tighten to 45-50 in-lbs (5-6 Nm)
  3. Install red battery terminal cover
  4. Install intake side and front panels
  5. Press SERVICE button on control panel; verify blue SERVICE light is off
  6. Close and lock lid

Specs & values

  • 45-50 in-lbs (5-6 Nm)

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.

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