Cleaning Engine Cooling Fins (Kohler)

CAUTION: Compressed air can cause debris to fly a long distance.

  • Clear work area of bystanders.
  • Wear eye protection when using compressed air for cleaning purposes.
  • Reduce compressed air pressure to 210 kPa (30 psi).

IMPORTANT: An obstructed air intake screen can cause engine damage due to overheating. Keep air intake screen and other external surfaces of the engine, including cooling fins, clean at all times to allow adequate air intake.

  1. Park machine safely. (See Parking Safely in the Safety section.)

  2. Disconnect spark plug wires from both spark plugs.

  3. TCAL47859
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    Remove cap screws (A) and inspection cover (B).


  4. TCAL47860
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    With compressed air, thoroughly clean grass buildup and debris from the following areas:

    • Engine cooling fins (C).
    • Area at the rear of the engine.
    • Area between engine and machine frame.
    • Area behind each spark plug wire access hole.


  5. Install spark plug wires.

  6. Install inspection cover and cap screws.

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