General Information - Onan 3.0 AJ Operator's Manual

GENERAL INFORMATION
YOUR MANUAL
This manual contains operation and other informa¬
tion to properly maintain, service, and make ad¬
justments on your AJ generator set. Study and follow
the instructions carefully. A well-planned service and
maintenance program will result in longer unit life and
better performance. Because the most important part
of repair is diagnosis, a troubleshooting chart is
included.
Throughout the manual, engine end of the generator
set is the front. Left and right sides are determined
when facing the engine (front) end.
When contacting your Onan dealer, distributor, orthe
factory about the generator set, always supply the
complete model number and serial number as shown
on the nameplate (see Model Designation following).
This information is necessary to identify your
generator set among the many types manufactured
by Onan.
MODEL DESIGNATION
The following typical model number is broken down
into code segments used by Onan.
3.0 AJ - 1 R 16017 S
—I
-
r-
-r -
\- T~
1 2 3 4 5 6
1. Indicates kilowatt rating.
2. Series identification.
3. Voltage code of the generator, 1 = 120 volts.
4. Method of starting:
R—Remote electric starting.
5. Factory code for designating optional equipment,
if any.
6. Specification letter which advances when the
factory makes production modifications.
FUEL REMOTE CONTROL
PUMP PLUG
GOVERNOR
ADJUSTMENT
VIBRATION ISOLATOR
FUEL SOLENOID
SHUTOFF VALVE
FUEL
INLET
GENERATOR
OIL DRAIN
OIL FILL
VACU'FLO
SCROLL
START-STOP
SWITCH
CARBURETOR-
AIR CLEANER
EXHAUST
OUTLET
CIRCUIT BREAKER
GENERATOR
COOLING AIR
IN
BREAKER
BOX
ENGINE
/
DRIP PAN
TYPICAL AJ RECREATIONAL VEHICLE GENERATOR SET
2