Lennox Hearth L20 BF-2 manual Propane Conversion, Reference Information, Burner Flame Appearance

Models: L20 DVF-2 L20 BF-2

1 32
Download 32 pages 15.78 Kb
Page 19
Image 19
REFERENCE INFORMATION

PROPANE CONVERSION

7.High / Low Pressure Regulator Installation Procedure:

a.Remove regulator cap and conversion screw (see follow- ing illustration).

b.Install the new conversion screw (Red = Propane LP gas, Blue = Natural Gas). Ensure that the conversion screw is finger tight. Install the new regulator cap.

c.Affix conversion label on gas control valve body where it can easily be seen.

 

Conversion

Color Code

 

 

Screw

 

 

 

 

 

Propane

Natural

 

 

 

 

Gas

 

 

 

Red

Blue

 

 

 

 

 

 

8.Reinstall burner cover, logs, ember wool / ceramic rocks and glass front.

9.Purging Air from Supply Line:

This should only be done by a qualified (& licensed where applicable) professional. Check with your local building official for qualifications required to perform this proce- dure.

10.Purge air from the gas line (see #9 above), then connect propane gas line to the appliance. Connect the fuel line to the insert inlet (1/2” NPT fitting) using the fitting required.

11.Perform leak Test.

CAUTION : After this procedure is complete with appli- ance installed and connected to gas line, recheck the pilot connection and manifold fittings for leaks, using soapy water or a gas leak detector.

4.Lighting Procedure-See page 15.

NOTE: If the gas control knob is turned to the “off” posi- tion after pilot has been lit, the appliance must be allowed to cool for at least five minutes before pilot flame can be relit.

13. Apply the propane conversion label to the rating label.

The Appliance is ready for use with propane fuel as its only fuel.

REFERENCE INFORMATION

See pages 4, 27 and 28 of this manual for the following refer- ence information:

Manifold Gas Pressure

Inlet Gas Pressure

Input Ratings

BURNER FLAME APPEARANCE

A periodic visual check of burner flames should be performed. The burner flame should appear as indicated on page 21 - Burner Flame Appearance.

PAGE 19

Page 19
Image 19
Lennox Hearth L20 BF-2, L20 DVF-2 manual Propane Conversion, Reference Information, Burner Flame Appearance