Kohler — Oil-bath air cleaner cleaning
Maintenance
From a Kohler service manual covering: KD 626-3, KD 626-3 B2 NR, KD 626-3 EPA, KD 626-3 NR. Check it applies to your exact model before use.
Applies to: Kohler KD 626-3, Kohler KD 626/3 engine
Before you start
- Do not blow the paper filter element with compressed air to clean
- Check gaskets and replace as necessary
- The cyclone pre-filter cup must not be filled with oil
Procedure
- Thoroughly clean the lower tank and the metal filter element using diesel fuel, then blow compressed air into them.
- Clean the upper polyurethane foam filter element by washing it in soapy water.
- Dry completely using compressed air.
- After cleaning refill the engine oil tank up to the indicated level.
Tools required
- Compressed air Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Full service-parts list: Kohler KD 626-3 →
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.