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Northern Lights M38CR2 / M944 — Bleed Fuel System

Maintenance

For the Northern Lights M38CR2 / M944, from the Northern Lights operator's manual.

Applies to: Northern Lights M38CR2, Northern Lights M944

Before you start

  • Escaping diesel fuel under pressure can penetrate skin.

Procedure

  1. Loosen air vent plug on fuel filter about 1-1/2 turns.
  2. Turn priming pump cap counterclockwise to unlatch, then move plunger up and down.
  3. Close air vent plug when no more air bubbles appear.
  4. To bleed injection pump, loosen its air vent plug about 1-1/2 turns and pump feed pump.
  5. Lock priming pump cap in place, then close air vent plug.
  6. If engine still will not start, loosen injector fuel lines one at a time while cranking.

Tools required

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

Full service-parts list: Northern Lights M38CR2 →, Northern Lights M944 →

Source: Northern Lights 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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