Cummins/Onan PCC 3100 — Day Tank (Fuel Transfer Pump) Control Operation
Operation
For the Cummins/Onan PCC 3100, from the Cummins/Onan operator's manual.
Applies to: Cummins/Onan DFHA, Cummins/Onan DFHB, Cummins/Onan DFHC, Cummins/Onan DFHD, Cummins/Onan PCC 3100, Cummins/Onan QST30 engine
Procedure
- Activate the control ON switch for automatic operation. The PUMP light comes on and the pump fills the tank.
- The fuel level in the tank is automatically kept between a set of pump-on and pump-off float gauge switches.
- The PUMP light indicates when the pump is running; it goes on and off as fuel is pumped to maintain the proper level in the tank.
Full service-parts list: Cummins/Onan DFHA →, Cummins/Onan DFHB →, Cummins/Onan DFHC →, Cummins/Onan DFHD →, Cummins/Onan PCC 3100 →
Source: Cummins/Onan operator's 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.