Table of Contents
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NTC5/GNJ
NTN5/GNJ(NOx Models)
Upflow/Horizontal
Series
SAFETY
REQUIREMENTS
/X
Recognize safety information.
This is the safety-alert
symbol _.
When you see this symbol on the furnace and in instructions
manuals be alert to the potential for personal injury.
Understand the signal words DANGER,
WARNING, or CAUTION.
These words are used with the safety-alert
symbol.
DANGER
identifies the most serious hazards, those that will result in severe personal injury or death. WARNING signifies a hazard that could
result in personal injury or death. CAUTION is used to identify unsafe practices that could result in minor personal injury or prod uct and
property damage.
Installing and servicing heating equipment can be hazardous due to gas and electrical components.
Only trained and qualified person-
nel should install, repair, or service heating equipment.
Untrained service personnel can perform basic maintenance functions such as cleaning and replacing air filters. All other operations
must be performed by trained service personnel.
When working on heating equipment,
observe precautions in the literature, on tags,
and on labels attached to or shipped with the unit and other safety precautions that may apply.
Follow all safety codes. In the United States, follow all safety codes including the current edition National Fuel Gas Code (NFGC) NFPA
No. 54/ANStZ223.1.
In Canada, refer to the current edition of the National Standard Canada CAN/CGA-B149.1
- and .2-M91 Natural
Gas and Propane Installation Codes (NSCNGPI C). Wear safety glasses and work gloves. Have fire extinguisher available during start-
up and adjustment
procedures and service calls.
These instructions cover minimum requirements
and conform to existing national standards and safety codes.
In some instances,
these instructions exceed certain local codes and ordinances,
especially those that may not have kept up with changing residential
construction practices.
We require these instructions as a minimum for a safe installation.
Design Certified
byAGA
Manufactured
by:
International
Comfort
Products
Corporation
(USA)
Lewisburg,
TN USA 37091
Table of Contents
1. Installation...............................
2
2. Combustion & Ventilation Air .................
4
3. GasVent Installation .......................
6
4. Horizontal V enting .........................
8
5. MasonryChimney Venting ...................
8
6. Gas Supplyand Piping ...................
7. ElectricalWiring ........................
8. Ductworkand Filter ......................
9. Checksand Adjustments..................
10. FurnaceMaintenance ...................
9
12
13
14
16
This furnace is not designed for use in mobile
homes, trailers or recreational
vehicles. Such
use could result in property damage, bodily in-
jury and/or death.
LP1
2/10/98
441 01 2304 02
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Table of Contents
Related Manuals for ICP NTC5/GNJ Series
Summary of Contents for ICP NTC5/GNJ Series
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Page 1: Table Of Contents
NTC5/GNJ NTN5/GNJ(NOx Models) Upflow/Horizontal Series SAFETY REQUIREMENTS Recognize safety information. This is the safety-alert symbol _. When you see this symbol on the furnace and in instructions manuals be alert to the potential for personal injury. Understand the signal words DANGER, WARNING, or CAUTION. -
Page 2: Installation
1. Installation be gas-fired clothes dryers, gas cooking stoves, water heaters, furnaces, gas-fired fireplaces, wood fireplaces, Installation or repairs made unqualified and several other items. Carbon monoxide can cause seri- persons can result in hazards to you and others. ous bodily injury and/or death. Therefore, to help alert Installation MUST conform with local codes or, in people of potentially dangerous... - Page 3 Location and Clearances Poison carbon monoxide gas hazard. If furnace is a replacement, it is usually best to install the furnace this furnace replacing previously where the old one was. Choose the location or evaluate the exist- common-vented furnace, it may be necessary to ing location based upon the minimum clearance and furnace di- resize the existing vent line and chimney...
- Page 4 should be attached to the furnace with sheet metal screws and to Install the vent pipes as short as practical. (See Gas Vent Installation section). the rafters or joists with bolts. The preferred method is to use an angle iron frame bolted to the rafters or joists. De NOT install furnace directly on carpeting, tile or other If the furnace is to be installed in a crawl space, consult local combustible material other than wood flooring.
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Page 5: Combustion& Ventilationair
2. Combustion& VentilationAir • Carbon tetrachloride. • Halogen type refrigerants. • Cleaning solvents (such as perchloroethylene). Poison carbon monoxide gas hazard. • Printing inks, paint removers, varnishes, etc.. Use methods described here to provide combus- • Hydrochloric acid. tion and ventilation air. •... - Page 6 Figure Outside Air (This is ONLY a guide. Subject to codes of country having jurisdiction.) Gas Vent This installation NOT approved in Canada Ga_s Vent _GableVent It11111 out,e, _'ent Air (1) ,o,e, Air (1 Air (2 Vent Gas Vent ._Gnble _"...
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Page 7: Gasvent Installation
ofbeing closed o ff.Ventilation openings tooutdoors MUST be at Doors and openable windows are weather stripped and least 1 square inch (25mm 2) of free area per 4,000 BTUH of total input rating for all gas appliances in area. Other openings are caulked or sealed. These include joints around window and door frames, between sole plates and floors, between wall-ceiling joints, between wall panels, at... -
Page 8: Horizontalventing
Dedicated venting of one fan assisted furnace into any ma- sonry chimney is prohibited. The chimney rnust first be lined Figure 5 Vent Check with either type B vent sized in accordance with tables 1 or 2 or a listed single wall, metal lining system, sized in accordance with the following: (Venting as outlined... -
Page 9: Gas Supplyand Piping
6. Remove f ourscrews h olding t oppanel tocasing. Remove Locate furnace's main limit. Detach wire with insulated termi- toppanel. Discard toppanel. Setscrews a side. nal from one side of main limit. 7. Install draft h ood assy. tocasing u sing f our s crews previously Route wire harness assy. - Page 10 These units may be used at full input rating when installed at alti- Example tudes up to 2000'. When installed above 2000', the input must be Natural Gas No. of Seconds Time Per Cubic BTU Per decreased 4% for each 1000' above sea level. This may be ac- BTU Content Per Hour Foot in Seconds...
- Page 11 NOTE: NATURAL GAS DATA BASED O N 0.60SPECIFIC Gas Piping Requirements GRAVITY. PROPANE DATA B ASED O N1.53 SPECIFIC GRAVITY. FOR FUELS W ITH DIFFERENT Install gas piping in accordance with local codes, or in the ab- SPECIFIC GRAVITY CONSULT THE LATEST EDITION sence of local codes, the applicable national codes.
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Page 12: Electricalwiring
• Ifcopper tubing i sused, it MUST comply with limitation set in • Do not use an open flame to test for gas leaks. Fire or explo- sion could occur. Local Codes, or in the absence of local codes, the gas codes of the country having jurisdiction. -
Page 13: Ductworkand Filter
8. Ductworkand Filter If separate evaporator and blower unit is used, install good sealing dampers for air flow control. Chilled air going through the furnace could cause condensation and shorten furnace Poison carbon monoxide gas hazard. life. Dampers (purchased locally) can be either automatic or Do NOT draw return air from inside a closet or util- manual. -
Page 14: Checksand Adjustments
CAUTION Figure 14 Filters Installed on Two Sides If filters are only suitable for heating application, vise homeowner that filter size may need to be in- creased if air conditioning is added. Figure 12 [ Side Return Filter Rack Filter Filler Bottom Return When installing a bottom mounted filter rack, slide the two side... - Page 15 Operate furnace continuously for 15 minutes with all regis- Adjust Pilot Burner ters and duct dampers open. The furnace has a pilot flame to light the main burner. The flarne should surround 3/8" to 1/2" of the thermocouple. See Figure 16. Take reading and compare with range specified on rating To adjust, remove cap from pilot adjusting screw on gas valve.
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Page 16: Furnacemaintenance
Separate speed selections for Heat, Cool, and Continuous Continuous Fan Operation Connect low speed lead from circulating motor to the "Cont." ter- A terminal is provided on the electronic fan control located in the minal at the electronic fan control. The appropriate motor leads circulating blower compartment...