Northern Lights 984K / M984 — Starting the engine
Operation · Series 4 control panel
For the Northern Lights 984K / M984, from the Northern Lights operator's manual.
Applies to: Northern Lights M984, Northern Lights 984K engine
Before you start
- Excessive cranking on marine sets with a water lift muffler can cause engine damage by filling the muffler with water and backfilling the exhaust line and engine.
Procedure
- Hold the Shutdown Bypass switch in the ON position.
- While holding the bypass switch ON, push the Engine Control switch to START.
- Release both switches as soon as the engine starts.
- Do not crank the starter for more than 20 seconds consecutively.
- If it fails to start, be sure the engine has stopped completely before re-engaging the starter.
- After 3 consecutive 20-second cranks, remove the impeller from the seawater pump.
- Once the engine starts, shut it off immediately and reinstall the impeller; restart and check the exhaust overboard outlet for gushes of water.
Full service-parts list: Northern Lights M984 →
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.