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Generac MMG50ITM — Jack Maintenance

Maintenance · Trailer leveling jack

For the Generac MMG50ITM, from the Generac operator's manual.

Applies to: Generac MMG50ITM, Isuzu 4LE2XAGV01 engine

Before you start

  • Perform these procedures at least annually.

Procedure

  1. Side-wind models: apply a small amount of automotive grease to the internal gearing via the jack cover or lubrication point.
  2. Side-wind models: apply lightweight oil to the handle unit at both sides of the tube.
  3. Side-wind models: lubricate the caster wheel axle bolt and nut assembly with the same lightweight oil.
  4. Top-wind models: apply a lightweight oil to the screw stem.

Tools required

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Full service-parts list: Generac MMG50ITM →, Isuzu 4LE2XAGV01 engine →

Source: Generac 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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