Cummins/Onan — Installation Checks and Startup
Installation · Genset installation
From a Cummins/Onan service manual — check it applies to your exact model before use.
Applies to: Cummins/Onan MDKAD, Cummins/Onan MDKAE, Cummins/Onan MDKAF, Kubota V1903B engine, Kubota V2203B engine, Kubota V2803B engine
Procedure
- Conduct sea trials to establish the load water line if a wet exhaust system is employed.
- Install a siphon break securely, upright, at least 12 inches above the load water line if the exhaust outlet is less than 6 inches above it.
- Verify by sea trials that the sea water inlet causes no excessive restriction or ram pressure.
- Verify by sea trials that there is no backflow through the sea water exit port.
- Securely and adequately mount the genset.
- Provide adequate clearance for all maintenance specified in the Operator's Manual.
- Mount the coolant recovery tank properly and keep it accessible for inspection and filling.
- Fill the engine with the proper levels of oil and coolant.
- Prime the sea water pump and open the sea cock.
- Confirm the entire exhaust system is accessible for inspection and replacement.
- For dry exhaust, use approved methods and materials to protect combustible construction and operators from hot mufflers and piping.
- Use approved flexible fuel lines at the engine and confirm fuel tanks and piping comply with regulations.
- Confirm generator room ventilation meets regulations and the genset is bonded to the vessel grounding bus.
- Confirm the transfer switch (if required) and AC wiring methods, materials and bonding for grounding meet regulations.
- Install a properly sized, serviced, charged battery; verify the remote control panel, acceptable exhaust back pressure, and leak-free fuel, coolant and sea water systems.
Full service-parts list: Cummins/Onan MDKAD →, Cummins/Onan MDKAE →, Cummins/Onan MDKAF →, Kubota V1903B engine →
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.