18
18
Speci
fi
cations
Approval & Codes
This appliance is certi
fi
ed to ANSI Z21.88-2014/
CSA 2.33-2014 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 direct vent
installations.
Conversion between fuels may only be done using
the approved conversion kits listed on page 14. This
appliance complies with CSA P4.1-09
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
or the
Natural Gas and Propane
Installation Code CAN/CGA-B149
. Only quali
fi
ed
licensed or trained personnel should install this
appliance.
This appliance, when installed with the optional
circulating fan kit (blower), 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
*High Altitude Installations
I
nput ratings are shown in BTU per hour and are
certi
fi
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 con
fi
rm.
Model
(Field convertible Top
or Rear Vent Outlet)
MF28JLN MF28JLP
Gas
Natural
Propane
Altitude (Ft)*
0-4,500 feet*
Input Maximum (Btu/h)
26,000
26,000
Input Minimum (Btu/h)
6,500
14,500
Manifold Pressure (in w.c.)
3.75
9.0
Minimum Supply Pressure
(in w.c.)
5.0
11.0
Maximum Supply Pressure
(in w.c.)
11.0
14.0
Main Burner Injector
Marking
82-750
92-300
Pilot Injector Marking
35
27
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 MF28JLN is used with natural gas.
Heater engine MF28JLP 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.
Electrical
The Madrona stove does not require an electrical
power source unless it is
fi
tted with an optional
circulating fan—see page 14.
Hearth Requirements
This unit is approved for mounting directly on combus-
tible wood
fl
ooring. If installed directly on carpeting,
vinyl or soft combustible
fl
oor other than wood, it must
be installed on a metal or wood panel covering a mini-
mum surface of 15 inches deep by
28 inches width.
Madrona Stoves
There are two types of stove casing for the Madrona
MF28J engine, a traditional style available in two colors
and a contemporary style. The stove casings are sold
separately.
MFCS01—Traditional Stove Black
MFCS02—Traditional Stove Majolica Brown
MFCS04—Contemporary Stove
3/8” N.P.T.
Female
3/8” N.P.T.
5/16” O.D.
tubing
5/16”
fl
are
Traditional Stove
MFCS01 or MFCS02
Contemporary Stove
MFCS04
QUALIFIED
INSTALLER
