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Navistar MAXXFORCE 7.2 — Engine Cleaning Procedure

For the Navistar MAXXFORCE 7.2.

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Before you start

  • Do not use high pressure or excessive hot water temperature as it may damage the engine components.
  • Do not use solvent, thinner or any product that derivates from petrol as these products may damage the wiring harness and other plastics made components.

Procedure

  1. Cap all turbocharger and manifold openings to prevent water and degreased agents from entering any engine components internally.
  2. Use an appropriate detergent mixed in the correct ratio of water and applies to engine using a warm water and moderate pressure washer or similar cleaning equipment.

Tools required

  • Warm water pressure washer or similar cleaning equipment

Specs & torque values

  • Appropriate detergent

Source: manual:JCB-Engines-Navistar-Mahindra-Acteon-Workshop-Manual-1.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.