ICP F9MVE1002120A2 - User Manual

Printed in U.S.A. 440 04 4801 00 7/3/2014
SERVICE AND TECHNICAL
SUPPORT MANUAL
Two−Stage, Variable Speed ECM Blower Motor
35” Tall, High Efficiency Condensing Gas Furnace
(F/G)9MVE ’A2’ 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...........
SETUP SWITCHES 4......................................
PRIME CONDENSATE TRAP WITH WATER 4.................
PURGE GAS LINES 5......................................
ADJUSTMENTS 5.........................................
ADJUST TEMPERATURE RISE 11............................
ADJUST BLOWER OFF DELAY (HEAT MODE) 12..............
ADJUST COOLING AIRFLOW 12.............................
ADJUST CONTINUOUS FAN AIRFLOW 12....................
ADJUST THERMOSTAT HEAT ANTICIPATOR 14...............
CHECK SAFETY CONTROLS 14.............................
CHECKLIST 14.............................................
COOLING AND HEATING AIR DELIVERY - CFM 15.............
SERVICE AND MAINTENANCE PROCEDURES 17.............
ELECTRICAL CONTROLS AND WIRING 17...................
CLEANING AND/OR REPLACING AIR FILTER 19..............
BLOWER MOTOR AND WHEEL MAINTENANCE 20............
CLEANING BURNERS AND FLAME SENSOR 21...............
SERVICING HOT SURFACE IGNITER 22......................
FLUSHING COLLECTOR BOX AND DRAINAGE SYSTEM 23....
CLEANING CONDENSATE DRAIN AND TRAP 23..............
CLEANING HEAT EXCHANGERS 23..........................
SERVICE LABEL 26.........................................
WIRING DIAGRAM 27.......................................
TROUBLESHOOTING GUIDE − FLOW CHART 28..............
SEQUENCE OF OPERATION 30.............................
PARTS REPLACEMENT INFORMATION GUIDE 35.............
PRODUCT NOMENCLATURE 36.............................
MODELS
(F/G)9MVE0401410A2
(F/G)9MVE0401712A2
(F/G)9MVE0601412A2
(F/G)9MVE0601714A2
(F/G)9MVE0801716A2
(F/G)9MVE0802120A2
(F/G)9MVE1002120A2
(F/G)9MVE1202422A2
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 .

Summary

Safety Labeling and Signal Words

SAFETY CONSIDERATIONS

Safety-Alert Symbol and Signal Word Definitions

Explains the safety-alert symbol and defines hazard signal words.

Specific Hazard Warnings

Details hazards like personal injury, electrical shock, CO poisoning, and cut hazards.

Start-Up, Adjustment, and Safety Check

Setup Switches Configuration

Details the function and configuration of SW1 and SW2 setup switches.

Prime Condensate Trap with Water

Carbon Monoxide Hazard

Warning about vent gases entering structure through drain.

Unit Operation Hazard

Caution on priming condensate trap for proper draining.

Purge Gas Lines

Adjustments

Fire Hazard

Warning about adjusting gas valve regulator to prevent overfire.

Altitude Derate and Gas Pressure Settings

Orifice and Manifold Pressure Settings

Guidance on selecting orifices and setting manifold pressure.

Adjust Manifold Pressure

Low Fire Input Rate Adjustment

Procedure to adjust manifold pressure for low fire input.

High Fire Input Rate Adjustment

Procedure to adjust manifold pressure for high fire input.

Furnace Control Wiring Diagram

Orifice Size and Manifold Pressure

Two-Stage Furnace Data

Table for orifice size and manifold pressure by altitude/heat value.

Adjust Temperature Rise

CAUTION FURNACE DAMAGE HAZARD

Caution on overheating heat exchangers or reducing furnace life.

Determining Air Temperature Rise

Procedure to measure and determine air temperature rise.

Adjust Blower Off Delay (Heat Mode)

Adjust Cooling Airflow - High-Speed and Low-Speed Cooling

Continuous Fan Airflow;Low Speed Cooling Airflow

How to set continuous fan or low-speed cooling airflow.

Furnace Setup Switch Description

SW1 Switch Descriptions

Details functions of SW1 switches (RCL, LHT, LHR, etc.).

SW2 Switch Descriptions

Details functions of SW2 switches (TWN, CFM, AC, CF).

Adjust Thermostat Heat Anticipator

Amp. Draw Check with Ammeter

Procedure for checking amp draw for heat anticipator adjustment.

Check Safety Controls

Check Main Limit Switch

Procedure to test the main limit switch function.

Check Pressure Switch(es)

Procedure to test the draft inducer blower pressure switch.

Cooling and Heating Air Delivery - CFM

Cooling Switch Settings

Service and Maintenance Procedures

Electrical Shock, Fire or Explosion Hazard

Cleaning and;or Replacing Air Filter

Heating and Cooling Application Wiring Diagram

Retrieving Stored Fault Codes

Component Self-Test

Care and Maintenance

Fire or Explosion Hazard

Warning about storing flammable materials near furnace.

Blower Motor and Wheel Maintenance

Blower Assembly

Blower Assembly Removal and Cleaning

Cleaning Burners and Flame Sensor

Burner Cleaning Procedure

Burner Assembly

Servicing Hot Surface Igniter

Flushing Collector Box and Drainage System

Flushing Procedure

Cleaning Condensate Drain and Trap

Re-install Condensate Drain and Trap

Cleaning Heat Exchangers

Primary Heat Exchangers

Winterization Procedures

CAUTION UNIT COMPONENT DAMAGE HAZARD

Service Label

LED CODE Status

Component Test

Wiring Diagram

Connection Diagram

Schematic Diagram

Troubleshooting Guide - Flow Chart

Initial Status Check

Thermostat Signal Check

Troubleshooting Guide - Flow Chart (Continued)

Pressure Switch and Flame Sensor Checks

Ignition Sequence Troubleshooting

Sequence of Operation

Two-Stage Heating with Single-Stage Thermostat

Igniter Warm-Up and Trial-For-Ignition

Sequence of Operation (Continued)

Two-Stage Thermostat and Two-Stage Heating

Heat Pump Operation

Cooling Mode

Product Nomenclature

Digit Position Breakdown

ICP F9MVE1002120A2 Specifications

General

Brand	ICP
Model	F9MVE1002120A2
Category	Furnace
Language	English