Caterpillar 3406E — Fuel Filter Base - Disassemble
Repair & overhaul · Fuel system
For the Caterpillar 3406E, from the Caterpillar service manual.
Applies to: Caterpillar 3406E, Caterpillar 3406E / 3456 engine
Parts for this job
- 1R0749 Fuel filter — Caterpillar 3406E Amazon Amazon eBay $135.88 eBay $135.88 NAPA $28.51 NAPA $28.51 KuduParts $17.00 FridayParts $47.50
- 1165436 Fuel filter — Caterpillar 3406E / 3456 engine Amazon eBay
Part numbers from the service-parts lists for Caterpillar 3406E, Caterpillar 3406E / 3456 engine. Verify against your serial number before ordering; some links are affiliate links.
Procedure
- Remove check valve from fuel filter base
- Remove O-ring seals from check valve
- Remove bypass valve from fuel filter base
- Remove O-ring seals from bypass valve
Full service-parts list: Caterpillar 3406E →, Caterpillar 3406E / 3456 engine →
Source: Caterpillar 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.