
Liquid Propane Conversion Kit
Supplemental Installation Instructions
for LP/NG Pilot Kit (CVS303)
For use with Dual and Infrared Burner Systems
(Used on Vented Gas log sets only)
NOTE: SAFETY PILOT SYSTEM MODEL CVS-303 MUST BE USED
WHEN INSTALLING THIS CONVERSION KIT.
IMPORTANT
Please read and follow all instructions carefully. These instructions are to be used in conjunction with
the General Installation Instructions supplied with all Vented Natural Gas sets. These instructions are
also used in conjunction with the Safety Pilot Kit instructions (Model CVS-303) included with this kit.
National Code requirements mandate the use of a Safety Pilot Valve on all Liquid Propane
Gas log installations. These regulations must be followed on all installations of this type.
A
B
C
D
E
F
Pilot Orice Location
CONVERSION KIT PARTS LIST:
PART
NO. DESCRIPTION
A 18” L.P. AIr Shutter Orice - small hole size
B 24” & 30” L.P. Air Shutter Orice - large hole size
C 3/8 NPT x 1/8” Flare
D Pilot Burner Orice
E 18” L.P. Infrared Orice (#56 drill size) - smaller size
F 24” L.P. Infrared Orice (#53 drill size)
NOTE: Be sure to use pipe compound on all male threads to seal joints.
Sure Heat Manufacturing • 1861 West Oak Parkway • Marietta, GA • 30062• 1-800-229-5647

DUAL BURNER LOG SETS
A. Replace the Natural Gas Orice (Part #20) included in the Safety Pilot Kit (Model CVS-303) with
the L.P. Air Shutter Orice. This kit contains (2) L.P Air Shutter Orices, Part A and Part B. The
orice with the small inner hole is used on the 18” Log Sets. The orice with the larger hole is
used on 24” and 30” log sets. Be sure to attach the short stem on the appropriate L.P. Air Shutter
Orice directly to the Burner System for proper operation. (See Figure 1)
NOTE: Refer to the Safety Pilot Valve instructions supplied with the Model CVS-303 for
detailed instructions on pilot installation.
B. Replace the Natural Gas Pilot Burner Orice with the L.P./ Propane Orice (Part D) supplied with
this kit.
1. Remove Pilot Supply Line Nut (Part #14) from the Pilot Burner (Part #7). Replace Natural
Gas Orice with the L.P. Gas Orice (Part D) included with this conversion kit.
NOTE: Refer to the detailed Safety Pilot Illustration on front cover for placement
of the L.P. Pilot Orice.
C. Replace Heavy Media (Granules) supplied with the Natural Gas Log set with Vermiculite
Granules, sold separately. DO NOT USE Heavy Media Granules as improper combustion will
occur. After the Vermiculite Bed has been put in place, spread the Glowing Embers (insulation
type material) supplied with the Gas Log Set over the Vermiculite Bed.
3/8” Locknut is
included with the
gas log sets
Figure 1
Sure Heat Manufacturing • 1861 West Oak Parkway • Marietta, GA • 30062• 1-800-229-5647

INFRARED BURNER LOG SETS
A. Remove the Natural Gas Orice pre-installed in the Main Burner
and replace with the L.P. Air Shutter Orice. This kit contains (2)
L.P Air Shutter Orices, Part A and Part B. The orice with the
small inner hole is used on the 18” Log Sets. The orice with the
larger hole is used on 24” and 30” log sets. (See Figure 2)
B. Attach 3/8” Female Elbow (Part #19) to the L.P. Air Shutter Orice.
Make sure the Elbow is angled in the same direction as the rear
grate leg. Next attach the 3/8 NPT x 1/8” Flare Adapter (Part C)
to the Elbow. (See Fig. 3, 4 & 5)
C. VERY CAREFULLY bend the aluminum tubing and connect to the
3/8” Flared Fitting. (See Fig. 6)
D. From the right hand back side of the Infrared Burner, Replace the
Natural gas Infrared Orice with the L.P. Infrared Orice.
(See Figure 7)
E. Replace the Natural Gas Pilot Burner Orice with the
L.P./ Propane Orice (Part D) supplied with this kit.
1. Remove Pilot Supply Line Nut (Part #14) from the Pilot Burner
(Part #7). Replace Natural Gas Orice with the L.P. Gas Orice
(Part D) included with this conversion kit.
Remove NG
Orice
Elbow
at same
angle as
rear grate
leg
Fig. 2
Fig. 3
Fig. 4
NOTE: Refer to the detailed Safety Pilot Illustration on front
cover for placement of the L.P. Pilot Orice.
F. Replace Heavy Media (Granules) supplied with the Natural Gas
Log set with Vermiculite Granules, sold separately. DO NOT USE
Heavy Media Granules as improper combustion will occur. After
the Vermiculite Bed has been put in place, spread the Glowing
Embers (insulation type material) supplied with the Gas Log Set
over the Vermiculite Bed.
Fig. 7
Infrared
Burner
Orice
Fig. 5
Fig. 6
RMH-130-00596B_Rev 1
08/08
Sure Heat Manufacturing • 1861 West Oak Parkway • Marietta, GA • 30062• 1-800-229-5647

Sure Heat Manufacturing • 1861 West Oak Parkway • Marietta, GA • 30062• 1-800-229-5647