Kohler 12RES Installation Manual - Page 17

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Kohler 12RES Installation Manual
Conversion from LPG to Natural Gas
To convert from LPG to natural gas, repeat the steps
above, removing the LPG fuel orifice and installing the
NG fitting. Connect ignition timing leads 65 and N5
together for natural gas.
3
1
2
1. Fuel orifice fitting
2. Hose fitting
3. Orifice tied to regulator for shipping
Figure 1-11 Fuel Orifice Fitting Installation
TP-6967 2/21
1.7.2
Fuel Conversion, Revised Fuel
System
The revised fuel system uses a knob that controls a
valve on the regulator to select the fuel type. See
Figure 1-12 and Figure 1-13.
1. Fuel selector
GM29253
2. Fuel inlet
3. Integral fuel solenoid valve
4. Place a wrench here to hold this coupling when connecting
the fuel line.
Figure 1-12 Revised Fuel System
2
1. Fuel selector
2. Pressure port
Figure 1-13 Fuel Selection (NG Position Shown)
1
3
2
4
GM114161
1
GM110973- CMP
Section 1 Installation
17