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9MAC/E series
ICP 9MAC/E series Manuals
Manuals and User Guides for ICP 9MAC/E series. We have
1
ICP 9MAC/E series manual available for free PDF download: Troubleshooting Manual
ICP 9MAC/E series Troubleshooting Manual (49 pages)
Variable Speed, Modulating Electronic Condensing Four-Way Multipoise Gas Furnace
Brand:
ICP
| Category:
Furnace
| Size: 2 MB
Table of Contents
Troubleshooting Guide
1
Sequence of Operation
2
Example
2
Single-Stage Thermostat and Modulating Heating (Adaptive Mode)
3
Two-Stage Thermostat and Two-Stage Minimum/Maximum Heating
4
Cooling Mode
5
Dehumidification Mode
5
Super-Dehumidify Mode
6
Heat Pump Defrost
6
Continuous Blower Mode
6
Service/Status Code Instructions
7
Component Test
8
Start here
9
Amber LED on Solid
10
Improper Cooling Air Flow
11
Minimum And/Or Maximum Heat Temperature Rise too Low
13
Status Code 2 - Pressure Switch DID Not Open
16
Status Code 3 - Low Pressure Switch DID Not Close or Reopened
17
Status Code 4 - Limit Circuit Fault
19
Status Code 5 - Abnormal Flame-Proving Signal
21
Status Code 7 - Limit Circuit Lockout
23
Status Code 8 - Gas Heating Lockout
24
Status Code 10 - Polarity
27
Status Code 1 + 2 - Blower on after Power up
28
Status Code 2 + 5 - Model Selection or Setup Error
29
Status Code 4 + 1 - Blower Motor Fault
32
Status Code 4 + 2 - Inducer Motor Fault
34
Status Code 4 + 3 - Low or Medium Pressure Switch Open While Medium or High Pressure Switch Is Closed
36
Cleanup and Start-Up Instructions
37
Status Code 6 + 1 - Ignition Lockout
37
APPENDIX B - ECM Blower Motor Description & Operation
40
APPENDIX C - Pressure Check Diagram
42
APPENDIX D - Static Pressure Reading Location Diagrams
43
APPENDIX E - Quick Reference Information
45
APPENDIX F - Furnace Staging Algorithm
46
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