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Generac Impact-36G / NP-36G — Initial Start after Installation

Installation · Generator set

For the Generac Impact-36G / NP-36G, from the Generac owner's manual.

Applies to: Generac GN-220 engine

Before you start

  • Correct any leakage immediately before proceeding

Procedure

  1. Check engine crankcase oil level and fill to FULL mark with recommended oil.
  2. Check fuel supply; purge and leak test fuel lines and open all shutoff valves.
  3. Turn off all electrical loads at generator main circuit breaker.
  4. Prime fuel lines using the Primer Switch, then start the engine.
  5. Let engine warm up about five minutes.
  6. Inspect for fuel, oil and exhaust system leaks; correct any leakage immediately.
  7. Apply electrical loads and run at least 30 minutes with load applied.
  8. Turn off loads, let unit run at no-load briefly, then shut down.

Specs & values

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.

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