Specification Sheet

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cumminsonan.com
©2015 Cummins Power Generation Inc. | A-1430l (8/15)
Standard features
 Electronic fuel injection (EFI) for clean, smooth running
under all conditions
 Maintenance-free electronic governor
 Cummins Onan OHV engine
 Pressurized Thru Flow cooling system
 4-point focalized mounting system with vibration
isolators
 Universal mounting tray with structural capability to
support the generator set in RV applications
 Integral USDA Forest Service-approved spark-arrestor
muffler
 Replaceable two-stage dry element air cleaner
 Integral control box
 Instant one-touch stop switch
 Enclosed muffler
 Sound-attenuated housing
 Remote waterproof connector
 Long-life fuel filter
 Spin-on, full-flow oil filter
 Low oil pressure protection
 Over/under speed protection
 Overcurrent protectors (see Models and ratings section)
 Low power factor field overcurrent protection
 120 in (3 m) generator set output leads
 Digital voltage regulation
 2 in exhaust tubes, straight with flanged end
Engine details
Model:
Cummins Onan OHV EH65V gasoline engine
Design:
4-cycle, OHV, 90-degree V-twin
Compression ratio:
8:1
Displacement:
39.8 in
3
(653 cm
3
)
Maximum power:
12.9 bhp (9.6 kW)
Cooling:
Centrifugal blower, generator set-mounted for
high effectiveness, pressurized system, vertical flow
Cooling air volume:
Air flow includes engine,
generator set control cooling air flow
60 Hz
at 500 ft
3
/min (14.2 m
3
/min)
Fuel System:
Digitally controlled, electronic fuel
injection
 Combustion air volume at rated load: 14.6 ft
3
/min
(0.41 m
3
/min)
 Electronically controlled throttle body governor
regulation
 Coach chassis-mounted, rotary roller vane pump
 Replaceable dry element air cleaner
Ignition system:
Electronic magneto type with resistor
plugs
Starting system:
Remote, 12 V, negative ground.
Automotive type starter with steel pinion and ring gear,
automatic start disconnect, connector for remote start
cable, start-stop rocker switch mounted on set control
Lubrication:
Full pressure positive displacement lube
oil pump, spin-on, full flow lube oil filter, low oil pressure
shutdown, dipstick
Oil capacity:
2.0 qt (1.9 L) including filter
Cylinder crankcase:
Alloy aluminum with iron cylinder
liners cast into the block, aluminum oil base
Cylinder head:
Aluminum, OHV, removable
Average fuel consumption
Gasoline, Gal/h (L/h) No load Half load Full load
60 Hz
0.3 (1.3) 0.6 (2.2) 0.9 (3.4)
Alternator details
Design:
Cummins Onan revolving field, AC, 2-pole self-
excited, two bearing design
Insulation system and temperature rise:
Meets
ANSI/RVIA EGS-1 and CSA TIL RV-06 requirements
Cooling:
Direct drive centrifugal blower, cast aluminum
housing for excellent heat transfer
Excitation:
Capped, digital voltage regulation
Rotor:
Laminated electrical steel assembly press-fitted
to shaft, balanced; heavy insulated copper wire windings;
optimized air gap for improved waveform and motor starting
Stator:
Laminated electrical steel assembly, skewed for
improved waveform; heavy insulated copper wire windings
DC brushes:
Electrographite; long life
Bearing:
Double-sealed, pre-lubricated ball bearing
Generator set performance
Air conditioner starting:
Two 13500 Btu air
conditioners with 2500 W base load at 100° F (38° C) at
500 ft (152.4 m) elevation
Frequency and voltage regulation:
No load to full
load, frequency <2%, voltage 0.6%