Cummins/Onan 2100 Series — Magnetic Speed Pickup Unit (MPU) Installation
Installation · MPU sensor
For the Cummins/Onan 2100 Series, from the Cummins/Onan service manual.
Applies to: Cummins/Onan DFAB, Cummins/Onan DFAC, Cummins/Onan DFBF, Cummins/Onan DFCB, Cummins/Onan DFCC, Cummins/Onan DFCE, Cummins/Onan DFGB, Cummins/Onan DFGE, Cummins/Onan DFLB, Cummins/Onan DFLC, Cummins/Onan DFLE
Before you start
- Do not use fan blade to bar over engine.
Procedure
- Bar engine until a flywheel gear tooth centers in the mounting hole.
- Thread sensor in gently by hand until it just touches the gear tooth.
- Back it out one quarter turn.
- Set the locknut.
Specs & values
- Back out one quarter turn
Full service-parts list: Cummins/Onan DFBF →, Cummins/Onan DFCC →, Cummins/Onan DFCE →, Cummins/Onan DFGB →, Cummins/Onan DFGE →, Cummins/Onan DFLB →, Cummins/Onan DFLC →, Cummins/Onan DFLE →
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.