Kohler 14RESA Manual page 121

Procedure to Convert from NG to LPG,
14RESA/RESAL with Fuel Orifice Fittings
1. Press the OFF button on the generator set
controller.
2. Disconnect the utility power to the generator.
3. Disconnect the generator set engine starting
battery, negative (--) lead first.
4. Turn off and disconnect the fuel supply.
5. Remove the hose clamp and fuel hose from the
hose fitting. See Figure 6-35.
6. Use a straight-blade screwdriver to remove the NG
orifice from the hose fitting. See Figure 6-36.
7. Insert the LPG orifice into the hose fitting. Use a
straight-blade screwdriver to tighten the fitting until
it is snug.
8. Slide the hose onto the hose fitting and secure it
with the clamp.
9. Disconnect ignition timing leads 65 and N3 for
LPG. The ignition timing leads are located near the
fuel solenoid valve. See Figure 6-35.
1
2
1. Orifice fitting (see detail)
2. Hose barb fitting
Figure 6-36 14RESA/RESAL Fuel System Showing Orifice Fittings (generators built after June 26, 2014)
TP-6805 8/15
10. Connect and turn on the new fuel supply.
11. Reconnect the generator set engine starting
battery leads, negative (--) lead last.
12. Reconnect the utility power to the generator.
13. Start the generator set by pressing the RUN button
on the generator set controller.
14. Check for leaks using a gas leak detector.
15. Run the generator set and check the operation.
16. Press the OFF button to shut down the generator
set.
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 N3
together for natural gas.
ORIFICE FITTING DETAIL
Section 6 Component Testing and Adjustment
GM84143
121