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Cummins/Onan — PRESTART CHECKS

For these Cummins/Onan models: MCGBA, MCGCA, MCGDA, MCGDB, MCGGA, MDGDA, MDGDB, MDGDC, MDGDD.

Applies to: Cummins Onan Mcgba, Cummins Onan Mcgca, Cummins Onan Mcgda, Cummins Onan Mcgdb, Cummins Onan Mcgga, Cummins Onan Mdgda, Cummins Onan Mdgdb, Cummins Onan Mdgdc, Cummins Onan Mdgdd

Procedure

  1. 1. Check to see that an approved fuel / water sep- arator has been installed upstream of the en- gine-mounted fuel lift pump. A fuel / water sep- arator kit that mounts on the flywheel housing is available from your distributor (Figure 1-1).
  2. 2. Check the Fuel Supply. Prime the engine fuel system, if necessary, as described in Mainte- nance.
  3. 3. Always check engine Oil and Coolant levels before starting the set. See Maintenance.
  4. 4. Make sure the Sea Water Cock is open when operating a heat exchanger-cooled set. Prime the sea water pump if prime has been lost. See Maintenance.

Source: manual:960-0151B Onan MCGBA CA GA DA DB DA DB DC DD Operators Manual (6-2000) .pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.