PRE-START
CHECKS
This RV generator set is completely assembled as
received except for spark arrester and any optional
accessory items shipped loose with each set for
installation later. Afterthe initial installation is com-
pleted the following steps are necessary before
actu-
ally starting the generator set for the first time.
1.
Install the exhaust system.
2.
Add oil to the engine.
3. Connect fuel line and return line to engine from
fuel supply tank.
4.
Connect AC load circuits.
5. Connect the start stop remote switches.
6. Connect battery leads between set and battery.
Connect ground lead last.
7. Fill radiator with coolant.
Vehicle chassis (frame) ground and the battery and generator
set ground should all be electrically connected to be at 0
ground potential. All Onan units are designed for negative
ground application.
WARNING
Do not smoke while servicing batteries.
Lead acid batteries give off explosive
gases while being charged.
FUEL
SYSTEM
With set running, check for leaks. Check around
injectorand fuel pump inletsforany leaks. Makesure
fuel lines are not rubbing against anything which
could cause breakage. Referto Fuel System Section.
ELECTRICAL
AC
Output
All AC leads (Tl, T2, T3, and T4) terminate atthe main
circuit breaker in generator set's junction box. Gen-
erator main circuit breaker load wiring should be
connected to distribution box with multistand wire
enclosed in a flexible conduit. Check all wires (to and
from the generator set) for fraying and loose connec-
tions.
For information on load connections refer to
ELECTRICAL LOADS AND CONNECTIONS sec-
tion.
Battery
Connections
Battery positive (+) connects to starter motor. Battery
negative (-) connects to location on rear of generator.
Check terminals on set for clean and tight connec-
tions.
WARNINGl
ENGINE
EXHAUST
GAS
(CARBON
MONOXIDE) IS
DEADLY!
Carbon monoxide is an odorless, colorless gas formed by Incomplete
combustion of hydrocarbon fuels. Carbon monoxide is a dangerous gas that
can cause unconsciousness and is potentially lethal. Some of the symptoms or
signs of carbon monoxide inhalation are:
• Dizziness
• Intense Headache
• Weakness and Sleepiness
Vomiting
Muscular Twitching
Throbbing in Temples
If you experience any of the above symptoms, get out into fresh air
immediately.
The best protection against carbon monoxide inhalation is a regular inspection
of the complete exhaust system. If you notice a change in the sound or
appearance of exhaust system, shut the unit down immediately and have it
inspected and repaired at once by a competent mechanic.