Kohler — Injection pump delivery setting

Adjustments

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

1. Perform setting at the torque dynamometer; otherwise it is only approximate.
2. Loosen delivery limiting device C by 5 turns.
3. Bring engine to full speed in no-load conditions, i.e. 3200 r.p.m.
4. Tighten limiting device until the engine shows a drop in r.p.m.
5. Unscrew limiting device C by 1½ turn.
6. Tighten lock nut.

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.

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