Kohler KD 441 — Preparing the engine for operation after protective treatment
Maintenance
For the Kohler KD 441, from the Kohler service manual.
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Before you start
- A number of engine components and lubricants lose their properties over time; consider whether they need replacing based on age.
Procedure
- Remove the protective sheet.
- Remove any sealing devices from the exhaust and intake ducts.
- Use a cloth soaked in degreasing product to remove the protective treatment from external parts.
- Inject lubricating oil (not more than 2 cm3) into the intake ducts.
- Turn the engine manually to check the correct movement and smoothness of the mechanical parts.
- Refill the tank with fresh fuel.
- Make sure that the oil is up to the maximum level.
- Start the engine and after some minutes bring it to ¾ of the maximum speed for 5÷10 minutes.
- Turn off the engine.
- Remove the oil drain plug and discharge the AGIP RUSTIA NT protective oil while the engine is hot.
- Pour new oil up to the maximum level.
- Replace the filters (air, oil, fuel) with original spare parts.
Source: Kohler 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.