Gas pressure btu/hr. input – Hearth and Home Technologies FI42SL User Manual
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These gas log sets are available with different valve systems. The Fi36S, Fi36SL, Fi42S and Fi42SL sets use a separate
regulator and valve system, and the Fi36M, Fi36ML, Fi42M and Fi42ML sets use a combination control with an intermit-
tent pilot. Both valve systems are available in natural or propane gas. Only the “M” Series can be used with an optional
remote control (RC-BATT-HTL).
Conversion kits to convert from natural gas to propane or from propane to natural gas are available.
• The conversion kits for all “M” series log sets are:
-
DCKP to convert from natural gas to propane
-
DCKN to convert from propane to natural gas.
• The conversion kits for all “S” series log sets are:
-
CKMP to convert from natural to propane gas
-
CKMN to convert from propane to natural gas.
These HEATILATOR® gas log sets and components have been tested and will operate safely when installed in accor-
dance with this installation manual. This decorative appliance is a highly engineered system. Unless you use HEATILA-
TOR® components which have been designed for the system, you may create a fi re hazard.
Gas pressure
BTU/hr. Input
Model No. BTU/Hr. Input
Orifi ce
Fi36M
60,000
.152
Fi36ML
.093
Fi36S
.169
Fi36SL
.093
Fi42M
80,000
.182
Fi42ML
.110
Fi42S
.228
Fi42SL
.110
Gas Pressure
Inlet gas supply pressure (NG)
4.5 (min) - 7.0 (max) in. w.c.
Optimal manifold pressure (NG) 3.5 in. w.c.
Inlet gas supply pressure (LP)
11.0 (min) - 14.0 (max) in. w.c.
Optimum manifold pressure (LP) 10 in. w.c.