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Allis-Chalmers 3500 MK II / SOOMKII 1.5 — Coolant Filter/Conditioner Element Replacement

Maintenance · Cooling system conditioner

For the Allis-Chalmers 3500 MK II / SOOMKII 1.5, from the Allis-Chalmers owner's manual.

Applies to: Allis-Chalmers 3500 MKII engine

Before you start

  • Do not use soluble oil or other conditioners in a system equipped with a coolant filter.

Parts for this job

  • 4734562 Coolant filter buy

Part numbers from the service-parts list for Allis-Chalmers 3500 MKII engine. Verify against your serial number before ordering; some links are affiliate links.

Procedure

  1. Thoroughly clean base and surrounding area.
  2. Close coolant inlet and outlet shutoff valves.
  3. Remove exhausted spin-on element and discard.
  4. Lubricate gasket with a thin film of oil.
  5. Install element until gasket contacts base of mounting housing.
  6. Hand tighten 1/2 turn more.
  7. Open inlet and outlet shutoff valves.
  8. Operate engine and check for leaks.

Specs & values

  • Initial element change at 100 hours; then each 600 hours

Full service-parts list: Allis-Chalmers 3500 MKII engine →

Source: Allis-Chalmers 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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