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PRODUCT INFORMATION
- LP conversion
- Air-cooled standby using 992cc V-Twin engine
- Models Affected:
4456-1, 4390-1, 4759-0, 4760-0, 4674-0 & 4675-0
- Configure:
To reconfigure the fuel system from NG to LP
Steps For
Conversion:
Note:
The primary regulator for the propane supply is NOT INCLUDED with
the generator. You must supply a fuel pressure of 11 to 14 inches
of water column (0.6 psi) to the fuel inlet of the generator.
- Turn off
the main gas supply.
- Remove the
three carburetor fuel hoses from the outlet ports of the demand
regulator.
- Disconnect
wire #0 and wire #14 from the gas solenoid located on the top
of the demand regulator.
- Remove the
demand regulator from the enclosure by rotating counterclockwise.
- Remove the
small brass hose fitting from the idle circuit post of the regulator
housing.
- Remove the
small jet (0D5698A) located in the side of the regulator housing
and install it into the small threaded hole in the idle circuit
port on the regulator.
- Refit the
brass hose fitting to the idle circuit port of the regulator.
Use pipe thread sealant to reseal the threads on the hose fitting.
- Identify
both adjustment screws.
Note: One
adjustment screw can be accessed from the front of the unit and
the second can be accessed from the back of the unit, (Remove black
cap in lower part of enclosure panel).
- Reverse procedure
steps 1-4 to reinstall the demand regulator.
- To adjust
the system to run on LP fuel, simply turn both the adjuster screws
1/4 turn clockwise.
- The fuel
system will now allow the engine to run on LP fuel. It may
be necessary to make minor adjustments to the preset screw settings
to achieve maximum power. If there are problems with the
unit producing maximum power, follow the procedure in Section
2.6 of the Owner's Manual "Adjusting the Regulator".
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