Detroit Diesel — Replace Spin-On Type Fuel Filter
Maintenance · Spin-on fuel strainer/filter
From a Detroit Diesel service manual — check it applies to your exact model before use.
Procedure
- Unscrew the filter (or strainer) and discard it.
- Fill a new replacement cartridge about two-thirds full with clean fuel oil.
- Coat the seal gasket lightly with clean fuel oil.
- Install the new filter assembly and tighten it to two-thirds of a turn beyond gasket contact.
- Start the engine and check for leaks.
Source: Detroit Diesel service 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.