ComfortGuard Model DKHA Auxiliary Power Unit Manual Now Online
We are very excited to announce to QSOL users that the first Cummins Power Generation service manual is now available online.
This document is the Operation, Maintenance, Troubleshooting, Installation and Service Manual for the ComfortGuard Model DKHA
Auxiliary Power Unit (APU).
The APU is a diesel-powered generator set for supplying 120 volt AC power to the vehicle. It can be enabled to start automatically
to supply power for vehicle heating and air conditioning, main engine block heating and battery recharging. The APU can also
be programmed on a 7-day cycle to start and run for 1 to 4 hours to maintain battery charge and reliable starting.