Fuel Conversion Procedures, Early Models - Lennox RGEN30 Installation Instructions Manual

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1. Fuel solenoid valves (qty. 2)
2. Fuel supply connection, 3/4 NPT
Figure 2-9 Fuel Supply Connection with Two Fuel
Valves
1. Remove the enclosure door on the service side of
the unit.
2. Connect the fuel supply:
a. Apply pipe sealant that is approved for fuel
connections to the threaded fuel connections.
b. Use a section of flexible fuel line to connect the
fuel supply to the fuel inlet connection on the
generator set. See Figure 2-7 or Figure 2-9 for
the fuel inlet connection location.
c. Open the manual fuel valves and leak test all
fuel connections using soapy water. If a leak is
detected, close the fuel valves, disconnect the
lines at the location of the leak, clean the
fittings, and
Reconnect the lines and recheck for leaks.
Note: After the system installation is complete,
you will be instructed to check for fuel
leaks with the generator set running.
See Section 2.2.11, Operation Tests.
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apply fresh pipe sealant.
2.2.7 Fuel Type Check and Conversion
Procedures, Early Models
Note: This procedure applies to models equipped with
the fuel regulator shown in Figure 2-7. For later
models equipped
Section 2.2.8.
Check that the fuel system is set up for the fuel being
used (natural gas or LP).
1. Check the orientation of the fuel regulator and
check the hang tag attached to the regulator. The
fuel regulator is installed pointing up for natural gas
or down for LP gas. See Figure 2-7.
2. Check fuel select leads 65 and 70A in the wiring
harness. See Figure 2-10.
connected for natural gas and disconnected for LP.
3. Use one of the following procedures to convert the
fuel system, if necessary.
4. After checking the fuel type and converting the fuel
system if necessary, proceed to Section 2.2.9, Add
Coolant.
1. Fuel select leads
Figure 2-10 Fuel Select Leads, Early Models (shown
connected for natural gas)
Section 2 Installation Instructions
with the IEPR, see
The leads are
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