1 Listing and Code Approvals
A. Appliance Certification
MODELS: NDV3630, NDV3933, NDV4236, NDV4842, NDV3630I, NDV3933I, NDV4236I, NDV4842I, NDV3630L, NDV3933L, NDV4236L, NDV4842L, NDV3630IL, NDV3933IL, NDV4236IL, NDV4842IL
LABORATORY: Underwriters Laboratories, Inc. (UL)
TYPE: Direct Vent Gas Appliance
STANDARD: ANSI
CGA
This product is listed to ANSI standards for “Vented Gas Appliance Heaters” and applicable sections of “Gas Burn- ing Heating Appliances for Manufactured Homes and Rec- reational Vehicles”, and “Gas Fired Appliances for Use at High Altitudes”.
NOTICE: This installation must conform with local codes. In the absence of local codes you must comply with the National Fuel Gas Code, ANSI
NOT INTENDED FOR USE AS A PRIMARY HEAT SOURCE. This appliance is tested and approved as either supplemental room heat or as a decorative appliance. It should not be fac- tored as primary heat in residential heating calculations.
B. Tempered Glass Specifications
Hearth & Home Technologies appliances manufactured with tempered glass may be installed in hazardous loca- tions such as bathtub enclosures as defined by the Con- sumer Product Safety Commission (CPSC). The tempered glass has been tested and certified to the requirements of ANSI Z97.1 and CPSC 16 CFR 1202 (Safety Glazing Certi- fication Council SGCC# 1595 and 1597. Architectural Test- ing, Inc. Reports
This statement is in compliance with CPSC 16 CFR Sec- tion 1201.5 “Certification and labeling requirements” which refers to 15 U.S. Code (USC) 2063 stating “…Such cer- tificate shall accompany the product or shall otherwise be furnished to any distributor or retailer to whom the product is delivered.”
Some local building codes require the use of tempered glass with permanent marking in such locations. Glass meeting this requirement is available from the factory. Please contact your dealer or distributor to order.
C. BTU Specifications
Novus NDV | NDV3630 | NDV3933 |
Standing Pilot or IPI |
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Max/Min Input Rate (NG) | 20,000/14,000 | 22,000/15,000 |
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Orifice Size (NG) | 0.083 | 0.089/#43 |
Max/Min Input Rate (LP) | 20,000/15,000 | 22,000/15,000 |
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Orifice Size (LP) | 0.053 | 0.055/#54 |
Novus NDV | NDV4236 | NDV4842 |
Standing Pilot or IPI |
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Max/Min Input Rate (NG) | 25,000/17,000 | 30,000/20,500 |
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Orifice Size (NG) | 0.093/#42 | 0.104/#37 |
Max/Min Input Rate (LP) | 25,000/17,000 | 30,000/20,500 |
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Orifice Size (LP) | 0.058 | 0.063/#52 |
D. High Altitude Installations
NOTICE: If the heating value of the gas has been reduced, these rules do not apply. Check with your local gas utility or authorities having jurisdiction.
When installing above 2000 feet elevation:
•In the USA: Reduce burner orifice 4% for each 1000 feet above 2000 feet.
•In CANADA: Reduce burner orifice 10% for elevations between 2000 feet and 4500 feet. Above 4500 feet, consult local gas utility.
E. Non-Combustible Materials Specification
Material which will not ignite and burn. Such materials are those consisting entirely of steel, iron, brick, tile, concrete, slate, glass or plasters, or any combination thereof.
Materials that are reported as passing ASTM E 136, Stan- dard Test Method for Behavior of Materials in a Vertical Tube Furnace at 750 ºC and UL763 shall be considered
F. Combustible Materials Specification
Materials made of or surfaced with wood, compressed pa- per, plant fibers, plastics, or other material that can ignite and burn, whether flame proofed or not, or plastered or un- plastered shall be considered combustible materials.
6 | Heatilator • Novus NDV Series • |
