Kohler — Oil pressure check
Testing & diagnosis · Lubrication system
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
Procedure
- Once the engine is fitted, fill with oil and fuel.
- Connect a 10 bar pressure gauge to the oil filter fitting.
- Start the engine and check pressure as a function of the oil temperature.
Tools required
- 10 bar pressure gauge Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- See oil pressure curves at idling (1200 r.p.m.) and full speed (3000 r.p.m.)
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.