ICP N9MSE0601714A User Manual

Printed in U.S.A. 440 04 4402 03 12/5/2013
SERVICE AND TECHNICAL
SUPPORT MANUAL
Single Stage, PSC Blower Motor
35” Tall, High Efficiency Condensing Gas Furnace
N9MSE (A Series)
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Safety Labeling and Signal Words
DANGER, WARNING, CAUTION, and NOTE
The signal words DANGER, WARNING,
CAUTION, and NOTE are used to identify levels of
hazard seriousness. The signal word DANGER is
only used on product labels to signify an immediate
hazard. The signal words WARNING, CAUTION,
and NOTE will be used on product labels and
throughout this manual and other manual that may
apply to the product.
DANGER − Immediate hazards which will result in
severe personal injury or death.
WARNING − Hazards or unsafe practices which
could result in severe personal injury or death.
CAUTION − Hazards or unsafe practices which
may result in minor personal injury or product or
property damage.
NOTE − Used to highlight suggestions which will
result in enhanced installation, reliability, or
operation.
!
WARNING
Signal Words in Manuals
The signal word CAUTION is used throughout
this manual in the following manner:
!
CAUTION
Signal Words on Product Labeling
Signal words are used in combination with
colors and/or pictures or product labels.
The signal word WARNING is used throughout
this manual in the following manner:
Safety−alert symbol
When you see this symbol on the unit and in
instructions or manuals, be alert to the
potential for personal injury.
TABLE OF CONTENTS
START−UP, ADJUSTMENT, AND SAFETY CHECK 4...........
PRIME CONDENSATE TRAP WITH WATER 4.................
PURGE GAS LINES 4......................................
ADJUST TEMPERATURE RISE 10............................
ADJUST BLOWER OFF DELAY (HEAT MODE) 11..............
ADJUST COOLING AIRFLOW 11.............................
ADJUST THERMOSTAT HEAT ANTICIPATOR 11...............
CHECK SAFETY CONTROLS 11.............................
CHECKLIST 12.............................................
SERVICE AND MAINTENANCE PROCEDURES 13.............
RETRIEVING STORED FAULT CODES 14.....................
COMPONENT SELF−TEST 14...............................
CARE AND MAINTENANCE 15...............................
CLEANING AND/OR REPLACING AIR FILTER 15..............
BLOWER MOTOR AND WHEEL MAINTENANCE 15............
CLEANING BURNERS AND FLAME SENSOR 17...............
SERVICING HOT SURFACE IGNITER 18......................
FLUSHING COLLECTOR BOX AND DRAINAGE SYSTEM 18....
CLEANING CONDENSATE DRAIN AND TRAP 19..............
CLEANING HEAT EXCHANGERS 19..........................
WINTERIZATION 20........................................
SERVICE LABEL 21.........................................
WIRING DIAGRAM 22.......................................
TROUBLESHOOTING − FLOW CHART 23....................
SEQUENCE OF OPERATION 25.............................
PARTS REPLACEMENT INFORMATION GUIDE 26............
PRODUCT NOMENCLATURE 27.............................
MODELS
N9MSE0401410A
N9MSE0401712A
N9MSE0601410A
N9MSE0601714A
N9MSE0801716A
N9MSE0802120A
N9MSE1002114A
N9MSE1002120A
N9MSE1202420A
N9MSE1402420A
Use of the AHRI Certified TM Mark indicates a
manufacturer’s participation in the program.
For verification of certification for individual
products, go to www.ahridirectory.org .

ICP N9MSE0601714A Specifications

General

Brand	ICP
Model	N9MSE0601714A
Category	Furnace
Language	English

Summary

Safety Considerations

General Safety Guidelines

Outlines essential safety practices and precautions for furnace installation and service.

Hazard Warnings and Cautions

Details specific warnings for personal injury, electrical shock, CO poisoning, fire, and cuts.

Start-Up, Adjustment, and Safety Procedures

Unit Operation Hazards

Manifold Pressure and Orifice Adjustments

Procedures for adjusting manifold pressure for proper input rate.

Manifold Pressure and Orifice Adjustments

General Adjustment Procedures

Steps to determine correct orifice and manifold pressure based on altitude and gas properties.

Check Inlet Gas Pressure

Inlet Gas Pressure Check

Procedure to verify the furnace's inlet gas pressure during maximum heat operation.

Adjust Manifold Pressure

Detailed steps to adjust manifold pressure using a manometer.

Adjust Temperature Rise

Temperature Rise Measurement

Instructions on how to measure temperature rise and what to check if it's out of range.

Adjusting Temperature Rise

Check Safety Controls

Main Limit Switch Check

Procedure to test the main limit switch for proper operation.

Pressure Switch Checks

How to test the pressure switches that prove inducer blower operation.

Retrieving Stored Fault Codes

Fault Code Retrieval Process

Steps to retrieve stored fault codes from the furnace control module.

Component Self-Test

Initiating Component Self-Test

Procedure to start the component self-test for diagnosing issues.

Care and Maintenance

Fire, Explosion, and Hazard Warnings

Critical warnings regarding flammable materials and furnace safety.

Electrical Shock and Fire Hazard

Safety precautions for electrical systems and lockout/tagout procedures.

Carbon Monoxide Poisoning and Fire Hazard

Warnings about operating furnace without filters or with doors removed.

Air Filter Cleaning/Replacement

Blower Motor and Wheel Maintenance

Checking for Gas Leaks

Gas Leak Detection

Procedure for checking gas connections for leaks using soap solution.

Cleaning Heat Exchangers

Primary Heat Exchanger Cleaning

Service Label Information

LED Status Codes

Explanation of LED status codes for diagnosing furnace control issues.

Component Test Function

How to perform the component test sequence for diagnosing failures.

Troubleshooting Guide

Flow Chart Navigation

Instructions on how to use the troubleshooting flow chart for problem diagnosis.

Status Code Interpretation

How to interpret status codes and perform component tests for troubleshooting.

Sequence of Operation

Heating Sequence

Detailed steps of the furnace's heating cycle operation.

Cooling Mode