Cummins/Onan C2750 D5 / QSK60 — Immobilizing for Safe Working
Maintenance · Generator set
For the Cummins/Onan C2750 D5 / QSK60, from the Cummins/Onan operator's manual.
Applies to: Cummins/Onan C2750 D5, Cummins/Onan DQKAN, Cummins/Onan QSK60, Cummins/Onan QSK60 engine, Cummins/Onan QSK60-G19 engine, Cummins/Onan QSK60-G22 engine
Before you start
- Accidental or remote starting can cause severe personal injury or death.
Procedure
- Press the Off mode switch on the operator panel to shut down the generator set.
- Press the Emergency Stop button to prevent starting from any source.
- Thoroughly ventilate the plant room before disconnecting any leads.
- Isolate and lock off the supply to the heater, where fitted.
- Isolate and lock off the supply to the battery charger, where fitted.
- Isolate the fuel supply to the engine.
- Using an insulated wrench, disconnect the negative (–) battery cable first.
- Fit warning notices to indicate Maintenance in Progress – Plant Immobilized.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Full service-parts list: Cummins/Onan C2750 D5 →, Cummins/Onan DQKAN →, Cummins/Onan QSK60 →
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.