Perkins — Fuel Filter Base - Remove and Install (403D-11, 403D-15, 403D-15T, 403D-17, 404D-15, 404D-22, 404D-22T and 404D-22TA Engines)
Repair & overhaul
From a Perkins service manual covering: 402D-05, 403D-07, 403D-11, 403D-15, 404D-22, 404D-22T, 404D-22TA. Check it applies to your exact model before use.
Applies to: Perkins 402D-05, Perkins 403D-07, Perkins 403D-11, Perkins 403D-15, Perkins 404D-22, Perkins 404D-22T, Perkins 404D-22TA
Before you start
- Do not allow dirt to enter the fuel system.
- Keep all parts clean from contaminants.
Procedure
- Turn fuel supply to OFF position.
- Loosen hose clamps (4) and disconnect hoses (5).
- If necessary, remove fuel filter element (7) from fuel filter base (1).
- Remove fasteners (2) and remove fuel filter base (1) from mounting bracket.
- If necessary, remove plugs (6) and washers, tube assemblies (3) and rubber olives.
- Ensure fuel filter base is clean and free from damage.
- Install new rubber olives on tube assemblies (3) if needed; install to base and tighten nuts to 9 N·m (80 lb in).
- Install washers on plugs (6); install plugs to base and tighten to 23 N·m (17 lb ft).
- Align base with mounting bracket; install fasteners (2) and tighten to 50 N·m (37 lb ft).
- If necessary, install new fuel filter element (7).
- Connect hoses (5) and tighten hose clamps (4).
- Turn fuel supply to ON position.
- Remove air from fuel system.
Specs & values
- 9 N·m (80 lb in) tube assembly nuts
- 23 N·m (17 lb ft) plugs
- 50 N·m (37 lb ft) fasteners
Full service-parts list: Perkins 402D-05 →, Perkins 403D-07 →, Perkins 403D-11 →, Perkins 403D-15 →, Perkins 404D-22 →, Perkins 404D-22T →, Perkins 404D-22TA →
Source: Perkins 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.