ICP N9MSE0801716A - User Manual

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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)

Save this manual for future reference.

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 .

Questions and Answers

D
Donna HuntAug 2, 2025
How to view ICP N9MSE0801716A Furnace status codes?
- D
  Diane WelchAug 3, 2025
  To view the status codes, refer to the service label located on the blower door or Figure 14, and consult the troubleshooting guide available from your distributor.