Lennox Hearth Elite Series RDV-CK-LP TO NG User Manual
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Step 7. Slide the pilot orifice into the NG position by pushing it toward
the opposite side of the pilot stem. The top side of the orifice
slider should appear silver and read NG. The gas supply is now
lined up with the NG orifice. See Figure 6.
Step 8. Tighten the pilot stem by turning it clockwise, making sure the
orifice slider stays pushed into the NG position.
STEP 9.
40,000 BTu
Using a 1/2” open-end wrench, remove burner orifice. Replace
with 1/8” NG orifice that is supplied in this kit. Make sure to use
pipe sealing compound on threads of new orifice (see Figure 7).
IMPORTANT NOTE: When this appliance is installed with the 1/8”
orifice (40,000 BTU’s), increased mantel clearances are required.
See Page 8 of the Installation and Operation Manual.
33,000 BTu
Using a 1/2” open-end wrench, remove burner orifice. Replace
with #36 NG orifice that is supplied in this kit. Make sure to use
pipe sealing compound on threads of new orifice (see Figure 7).
Figure 8 - Adjust Air Shutter
Air Venturi Open
Air Shutter
Figure 7 - Replace Burner Orifice
1/2” End wrench
Burner Orifice
Step 10. Install burner and log rack, and make sure air shutter is 1/8”
open.
Figure 6 - Adjust Orifice Slider to the NG Position
Orifice Slider
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NOTE: DIAGRAMS AND ILLUSTRATIONS ARE NOT TO SCALE.