Northern Lights — Changing Engine Oil
Maintenance · Engine crankcase
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
Before you start
- Never use a flushing oil.
- Dispose of waste oil in an approved manner.
Procedure
- Change oil and filter after 50 hours of operation.
- Again at 100 hours, then every 250 hours.
- In cold weather change every 100 hours or six weeks.
- Change oil when engine is warm.
- Loosen clamp on oil change tube; remove cap; drain oil.
- Replace the cap and tube.
- Refill with recommended oil for the season.
Tools required
- Oil change tube Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- 844DW3 and 844LW3 capacity with new oil filter: 2.1 gallons (8.2 liters)
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.