Northern Lights — Changing Secondary Fuel Filter

Maintenance

From a Northern Lights operator's manual covering: M20CRW3, M844DW3, M844LW3, M844LW3G Gem series, M844W3. Check it applies to your exact model before use.

Applies to: Northern Lights M20CRW3, Northern Lights M844DW3, Northern Lights M844LW3, Northern Lights M844W3, Northern Lights 844 / 844L engine

Procedure

1. Change secondary fuel filter every 500 hours.
2. Fill new cartridge with fuel and apply engine oil to gasket surface.
3. Screw on until gasket contacts sealing surface of filter base.
4. Tighten two-thirds of a turn by hand.

Full service-parts list: Northern Lights M20CRW3 →, Northern Lights M844DW3 →, Northern Lights M844LW3 →, Northern Lights M844W3 →

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.

More Northern Lights repair guides →