4
Figure 5 - Burner Flame Appearance
Figure 6 - Pilot Flame Appearance
No Blue Flame
Center
Soot at
Flame Tip
Dark Orange
Flame
IMPROPERLY
BURNING FLAME
Soot above
Flame Tip
No Soot at
Flame Tip
PROPERLY
BURNING FLAME
Semi-Transparent
Yellow Flame
Blue Flame
Center
THIS APPLIANCE HAS BEEN CONVERTED TO:
THIS APPLIANCE HAS BEEN CONVERTED TO:
INPUT BTU / HR - ##, ###
MANIFOLD PRESSURE - 10”
ORIFICE SIZE: ## (#.##”)
INPUT BTU / HR - ##, ###
MANIFOLD PRESSURE - 3.5”
ORIFICE SIZE: ## (#.##”)
PROPANE GAS
NATURAL GAS
Figure 8 - Affix Gas Conversion Sticker
Figure 9 - Fill Out and Affix Gas Conversion Form Sticker
Affix the supplied gas conversion sticker next to the rating
plate label stating this unit has been converted to another gas.
Fill out, then affix the supplied gas conversion form sticker
next to the rating plate.
Pilot
Hood
Sensor
Ignitor
Igniter
Pilot Hood
Thermocouple
Pilot Hood
Thermocouple
Igniter
Inlet Gas Supply Pressure
Fuel #
Minimum
Maximum
Natural Gas
5” WC (1.25 kPa)
10.5” WC (2.61 kPa)
Propane
11.0” WC (2.74 kPa)
13.0” WC (3.23 kPa)
Table 4
Manifold Gas Supply Pressure
Fuel #
Pressure
Natural Gas
3.5” WC (0.87 kPa)
Propane
10.0” WC (2.49 kPa)
Table 5
BTU Input
Millivolt Models
Natural Gas
Propane Gas
High
Rate
Low
Rate
High
Rate
Low
Rate
DRT4040-B, Altair 40-B
28,000
20,000
25,000
18,000
DRT4045-B, Altair 45-B
31,000
21,000
31,000
20,000
Table 7
REFERENCE INFORMATION
“
THIS APPLIANCE HAS BEEN CONVERTED ON (MM/DD/YY)
________________ TO _____________ GAS WITH KIT NO.
_______________ BY (NAME AND ADDRESS OF ____________
_______________________________________ ORIGANIZATION
MAKING THIS CONVERSION), WHICH ACCEPTS THE
RESPONSIBILITY THAT THIS CONVERSION HAS BEEN
PROPERLY MADE.”
“CET APPAREIL ELAIT CONVERT SUR LE (MM/DD/YY)
________________ A _______________ GAZ AVEC
L’EQUIPEMENT NO. ____________________ PAR (NOM ET
ADRESSE_____________________________________________
D’ORGANISATION FAISANT CETTE CONVERSION), QUI ACCEPTE
LA RESPONSABILITE QUE CETTE CONVERSION A ETE FAITE
CORRECTEMENT”.
LB-104682A
Burner Orifice Sizes
Fireplace Millivolt Models
Natural Gas - drill size
Propane - drill size
DRT4040-B, Altair 40-B
#42 (0.0935”) Rear,
#55 (0.052”) Front*
#55 (0.052”) Rear,
#70 (0.028”) Front *
DRT4045-B, Altair 45-B
#41 (0.096”) Rear,
#55 (0.052”) Front*
#53 (0.0595”) Rear,
#70 (0.028”) Front *
Table 6
* Standard size installed at factory
Printed in U.S.A. © 2016 Innovative Hearth Products
P/N 900792-00 Rev. NC 08/2016
IHP reserves the right to make changes at any time, without notice, in design, materials, specifications, prices and also to discontinue colors, styles and products. Consult your local distributor for
fireplace code information.
1508 Elm Hill Pike, Suite 108 • Nashville, TN 37210
