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Kohler KDI 1903 TCR / KDI 2504 TCR — Fuel filter cartridge replacement

Maintenance

For the Kohler KDI 1903 TCR / KDI 2504 TCR, from the Kohler owner's manual.

Applies to: Kohler KDI 1903 TCR, Kohler KDI 2504 TCR

Before you start

  • Do not fill the new cartridge B with fuel.

Parts for this job

Part numbers from the service-parts lists for Kohler KDI 1903 TCR, Kohler KDI 2504 TCR. Verify against your serial number before ordering; some links are affiliate links.

Procedure

  1. Disconnect cable A of water presence sensor C.
  2. Remove water presence sensor C from cartridge B.
  3. Loosen cartridge B using appropriate wrench F.
  4. Lubricate gasket D of new cartridge B.
  5. Do not fill new cartridge B with fuel.
  6. Tighten new empty cartridge B on fuel filter support E to 17 Nm.
  7. Tighten water presence sensor C on new cartridge B to 5 Nm.
  8. Reconnect cable A of water presence sensor C.
  9. Push button G repeatedly to fill circuit and bleed.

Tools required

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Specs & values

  • 17 Nm
  • 5 Nm

Full service-parts list: Kohler KDI 1903 TCR →, Kohler KDI 2504 TCR →

Source: Kohler owner'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.

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