Cummins/Onan — Linkage Adjustments (Type A)
Adjustments · electric governor linkage (Type A)
From a Cummins/Onan service manual — check it applies to your exact model before use.
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Procedure
- Loosen the locknut on both throttle speed adjusting screws.
- Adjust both screws to obtain 2010 RPM (67 Hertz) for 60 Hertz sets or 1680 RPM (56 Hertz) for 50 Hertz sets.
- Set the locknuts and stop the set.
- Thread the locknut onto the male swivel-end link, thread the female link five turns onto the male link and set the locknut.
- Secure the male end of the link to the injection pump lever on the engine side of the pump.
- Loosely thread the locknut and clevis onto the actuator shaft.
- Rotate the injection pump lever toward the front of the engine, connect the clevis and link, and tighten the clevis locknut.
Tools required
- wrenches Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- 2010 RPM (67 Hertz)
- 1680 RPM (56 Hertz)
- five turns
Source: Cummins/Onan 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.