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OWNER'S
INFORMATION
Approval & Codes
This appliance is certifi ed to ANSI Z21.88-2017 / CSA
2.33-2017 American National Standard / CSA Standard
for Vented Gas Fireplace Heaters for use in Canada
and USA, and to CGA 2.17-91 High Altitude Standard
in Canada. This appliance is for gravity vent insert
installations.
This appliance complies with CSA P.4.1-15 Testing
method for measuring annual fi replace effi ciencies.
The installation must conform to local codes or, in the
absence of local codes, with the National Fuel Gas
Code, ANSI Z223.1/NFPA 54 or the Natural Gas and
Propane Installation Code CAN/CGA-B149.1. Only
qualifi ed licensed or trained personnel should install
this appliance.
This appliance must be electrically grounded in
accordance with local codes, or, in the absence of local
codes, with the National Electrical Code, ANSI/NFPA
70 or the Canadian Electrical Code, CSA C22.1.
Ratings
Model
Gas
Altitude (Ft.)*
Input Maximum (Btu/h)
Input Minimum (Btu/h)
Manifold Pressure (in
w.c.)
Minimum Supply
Pressure (in w.c.)
Maximum Supply
Pressure (in w.c.)
Main Burner Injector
Marking
Pilot Injector Marking
Min. Rate By-Pass
Screw
20
Specifi cations
KN
KP
Natural
Propane
0-4,500 feet*
24,000
24,000
6,500
13,000
3.95
9.5
5.0
11.0
10.5
14.0
82-650
92-260
35
27
125
125
*High Altitude Installations
I nput ratings are shown in BTU per hour and are
certifi ed without deration for elevations up to 4,500 feet
(1,370 m) above sea level.
For elevations above 4,500 feet (1,370 m) in USA,
installations must be in accordance with the current
ANSI Z223.1 and/or local codes having jurisdiction.
Heating value of gas in some areas is reduced to
compensate for elevation—consult your local gas utility
to confi rm.
For installations at elevations above 4,500 feet
(1,370 m) in Canada, please consult provincial
and/or local authorities having jurisdiction.
Supply Gas
Heater engine 738KN is used with natural gas.
Heater engine 738KP is used with propane gas.
The supply pressure must be between the limits shown
in the Ratings section above.
The supply connection is 3/8" NPT female and located
on the left hand side of the control valve. The gas line
entry point is on the left hand side on the fi replace.
X
X
Conversion Kits
The 738 G3 is supplied as natural gas or propane gas
and is fi eld convertible between fuels.
See instructions packaged with the conversion kit
for further information.
Electrical
The 738 does not require an electrical power source
to operate as a heater.
Floor/Hearth
This appliance is approved for installation into existing
solid-fuel burning fi replaces only. Combustible material
such as plywood and so on may be used for leveling
and shiming beneath the unit. This appliance does not
require a hearth other than to support the weight of
certain fronts.
This appliance is designed and approved as a
supplemental heater and provides the potential
for most energy conservation when used while
attended. The use of an alternate primary heat
source is advisable.
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