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Home›Engines›Cummins/Onan Marquis Platinum

Cummins/Onan Marquis Platinum Engine

The Cummins/Onan Marquis Platinum is an engine rated at 2400 rpm. It powers generator sets from Cummins/Onan, including the Marquis Platinum 5500 and Marquis Platinum 7000.

Also known as: Onan Marquis Platinum

2400 rpm
Rated speed
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Engine specifications

Rated speed2400 rpm

Generator sets powered by this engine

2
Cummins/Onan Marquis Platinum 5500Cummins/Onan Marquis Platinum 7000

How to read your Cummins/Onan engine serial & model number →

Common problems

3
  • Unit runs then surges
    Cause: Loose or worn spark plug leads
    Fix: Check spark plug leads at spark plug & ignition coil
  • Unit starts and runs, then stops when the start switch is released
    Cause: Low fluid levels
    Fix: Check & bring all fluids up to the appropriate levels
  • Circuit breaker trips
    Cause: Overloaded circuit
    Fix: Turn-off some of the electrical load, and reset the circuit breaker

Compiled from service & troubleshooting documentation across every generator set that uses the Cummins/Onan Marquis Platinum.

Common questions

Which generators use the Cummins/Onan Marquis Platinum engine?

The Cummins/Onan Marquis Platinum powers 2 generator set(s), including Cummins/Onan Marquis Platinum 5500, Cummins/Onan Marquis Platinum 7000.

What is a common problem with the Cummins/Onan Marquis Platinum engine?

A commonly reported issue on generators using the Cummins/Onan Marquis Platinum is: Unit runs then surges. Cause: Loose or worn spark plug leads. Fix: Check spark plug leads at spark plug & ignition coil.