ICP NTC5075BFD1 User Manual

NTC5/GNJ
NTN5/GNJ(NOxModels)
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 injuryor 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. Inthe United States, follow all safety codes includingthe 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&VentilationAir ................. 4
3.GasVent Installation ....................... 6
4.HorizontalVenting ......................... 8
5.MasonryChimneyVenting ................... 8
6.GasSupplyand Piping ...................
7.ElectricalWiring ........................
8.DuctworkandFilter ......................
9.ChecksandAdjustments..................
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

ICP NTC5075BFD1 Specifications

General

Brand	ICP
Model	NTC5075BFD1
Category	Furnace
Language	English

Summary

Installation

Safety Rules

Essential rules for safe operation and maintenance of the furnace.

Freezing Temperatures and Your Structure

Precautions to prevent pipe freezing and water damage during cold weather.

Combustion & Ventilation Air

Contaminated Combustion Air

Identifies substances and areas that may require outside air for combustion.

Confined Space Installation

Defines confined space and requirements for air openings.

Air Openings and Connecting Ducts

Specifies requirements for air openings and duct sizing for combustion.

Unconfined Space Installation

Discusses requirements for unconfined spaces and tight construction.

Gas Vent Installation

Category I Safe Venting Requirements

Outlines safe venting practices for Category I furnaces according to US codes.

Venting and Combustion Air Check

Procedure to check venting and combustion air for safety after installation.

Horizontal Venting

Vent Termination

Guidelines for terminating horizontal vents to ensure safety and prevent damage.

Venting Through a Non-Combustible and Combustible Wall

Specific requirements for venting through different wall types.

Masonry Chimney Venting with Optional Kit

Chimney Inspection

Procedures for inspecting masonry chimneys before installation.

Connector Type

Recommends double wall Type B vent connector for reduced heat loss.

Venting Restrictions for Chimney Types

Details restrictions for interior and exterior masonry chimneys.

Optional Masonry Vent Kit Draft Hood Assy. Installation

Step-by-step instructions for installing the optional masonry vent kit.

Gas Supply and Piping

Gas Supply Requirements

Guidelines for proper gas supply connection and input rating.

Natural Gas Input Rating Check

Method to check input rating using the gas meter.

Operation Above 2000' Altitude

Procedures for adjusting furnace for high altitude operation.

Changing Orifices

Steps for changing main burner orifices for proper gas input.

Gas Piping Requirements

Local and national code requirements for gas piping installation.

Electrical Wiring

Power Supply Wiring

Requirements for safe and code-compliant electrical wiring and grounding.

Thermostat

Instructions for thermostat mounting, wiring, and heat anticipator settings.

Optional Equipment

Wiring guidelines for optional equipment like humidifiers or air cleaners.

Ductwork and Filter

Duct Connections

Specifies approved return air applications and sealing requirements.

Duct Design

Guidance on designing air distribution systems for optimal airflow and noise reduction.

Duct Installation Requirements

Requirements for duct insulation and sealing for various installation environments.

Inspection Panel

Importance of an access panel for checking heat exchanger leaks.

Filters

Information on filter types, sizes, and mounting options.

Filters Rack Installation

Instructions for installing filter racks for side and bottom return applications.

Checks and Adjustments

Startup

Reference to startup procedures and immediate safety checks.

Gas Supply Pressure

Requirements for gas supply pressure and manifold pressure settings.

Manifold Gas Pressure Adjustment

Procedure for adjusting manifold gas pressure for optimal burner performance.

Adjust Pilot Burner

Steps for adjusting the pilot flame for proper main burner ignition.

Main Burner Flame Check

How to visually inspect main burner flames for correct color and pattern.

Temperature Rise Check

Procedure to measure air temperature rise for correct blower speed setting.

Changing Blower Speed

Instructions on how to adjust blower speed for optimal heating performance.

Furnace Maintenance

Continuous Fan Operation

Wiring the fan control for continuous blower operation.

Separate speed selections for Heat, Cool, and Continuous Fan

How to select different blower speeds for various modes.

Heating and Continuous Blower Speed the Same

Setting the same blower speed for heating and continuous fan modes.

Pressure Switch

Annual maintenance check for cracks in pressure switch tubes.