Kohler — DRAIN OIL AND REMOVE OIL FILTER

A Kohler service procedure — check it applies to your exact model before use.

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Procedure

1. 1. Remove the oi fil cap, dipstick, and oil drain
2. Plug. Drain the oil from crankcase. Refer to
3. Figure 9-1.
4. 2. Remove and discard the ail filter.

Source: manual:Magnum_M18_and_M20_Service_Manual.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.