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Cummins/Onan — Preparation for Storage

Maintenance · generator

From a Cummins/Onan operator's manual covering: EGMBM / PX6100, PX6100/e, RGV2800, RGV4100. Check it applies to your exact model before use.

Applies to: Cummins/Onan RGV2800, Cummins/Onan RGV4100, Mitsubishi EH17-2D engine, Mitsubishi EH25-2D engine

Before you start

  • NEVER USE WATER TO CLEAN GENERATOR!

Procedure

  1. Drain fuel from fuel tank carefully by disconnecting the fuel line.
  2. Remove the carburetor float chamber and also drain the carburetor.
  3. Change engine oil.
  4. Check for loose bolts and screws, tighten them if necessary.
  5. Clean generator thoroughly with oiled cloth. Spray with preservative if available. NEVER USE WATER TO CLEAN GENERATOR!
  6. Pull starter handle until resistance is felt, leaving handle in that position.
  7. Store generator in a well ventilated, low humidity area.

Source: Cummins/Onan operator'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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