8
SPECIFICATIONS
Hussong Mfg. Co., Inc. Kozy Heat Fireplaces
#NDK-34-i R.1 July 2022
2.0
SPECIFICATIONS
2.1
Heating Specifications
Natural Gas
Propane
Maximum Input Rating
40,000 Btu/h
11.72 kW
40,000 Btu/h
11.72 kW
Orifice Size (DMS)
LEFT: #47
RIGHT: #47
REAR: #54
LEFT: #1.20mm
RIGHT:
#1.20mm
REAR: #68
Minimum Input Rating
20,000 Btu/h (5.9 kW)
21,000 Btu/h (6.15 kW)
Minimum Inlet Pressure
5”WC (1.25kPa)
12”WC (2.99 kPa)
Maximum Pressure
10”WC (2.49 kPa)
13”WC (3.24 kPa)
Manifold Pressure (High)
3.5” WC
(0.875 kPa)
10” WC
(2.49 kPa)
Manifold Pressure (Low)
1” WC
(0.24 kPa)
2.7” WC
(0.67 kPa)
Venturi Opening Settings
LEFT: 1/8” (3mm)
RIGHT: 1/8” (3mm)
REAR: 5/8” (16mm)
LEFT: 5/16” (8mm)
RIGHT: 5/16” (8mm)
REAR: 5/8” (16mm)
2.1.1
Altitude Adjustment
This appliance may be installed at higher altitudes. Please refer to
National Fuel Gas Code ANSI Z223.1/NFPA 54, CSA-B149.1 Natural
Gas and Propane Installation Code, local authorities, or codes having
jurisdiction in your area regarding derate guidelines.
2.1.1.1
US Installations
Refer to the American Gas Association guidelines for the gas designed
appliances derating method. For elevations above 2,000’ (610m),
input ratings are to be reduced by 4% for each 1,000’ (305m) above
sea level.
2.1.1.2
Canadian Installations
When the appliance is installed at elevations above 4,500’ (1,372m),
the certified high-altitude rating shall be reduced at the rate of 4% for
each additional 1,000’ (305m).
2.2
Electrical Specifications
•
The junction box in this appliance requires 120VAC, 60Hz, and 6
Amps.
•
Verify the household breaker is shut off prior to working on any
electrical lines.
•
The AC power supply to this appliance must be hot at all times
and shall not have a switch installed in it.
