ICM Controls ICM2805A - User Manual

DANGER: -
-

CAUTION: 

 

 
ICM2805A

 



 ICM2805A

NOTE: Do not flex the ICM2805A circuit board. Apply pressure only at
the standos.
 



 





 
ICM2805A
 
 

 
ICM2805A





 




 ICM2805A

NOTE: Do not flex the ICM2805A circuit board. Apply pressure only at
the standos.
 
ICM2805A
 
 

 
ICM2805A
 
ICM2805A

NOTE: Do not flex the ICM2805A circuit board. Apply pressure only at
the standos.
 
INSTALLATION, OPERATION & APPLICATION GUIDE

www.icmcontrols.com
ICM2805A
Furnace Control Board
G3RC AND G4 FURNACE MODELS (SEE FIG. 1)
G5 FURNACE MODELS (NO MODIFICATIONS REQ.)
G6, M2 & M3 FURNACE MODELS (NO MODIFICATIONS REQ.)
















MODIFICATION
IS REQUIRED FOR
G3RC AND G4
MODELS ONLY.
If the P2 plug has
4 black wires
in positions
1 and 4, 3 and 6;
the modication
is not required.














Figure 1

ICM Controls ICM2805A Specifications

General

Input Voltage	24 VAC
Ignition Type	Direct Spark Ignition
Voltage	24 VAC
Display	LED
Type	Universal
Compatibility	Furnaces, Boilers, Air Handlers
Power Source	Transformer

Summary

G3 RC and G4 Furnace Models Installation

G3 RC;G4 Model Modification

Details the required wiring modification for G3RC and G4 models, including a diagram and specific instructions.

G5 Furnace Models Installation

G6, M2 & M3 Furnace Models Installation

ICM2805 A Fault Codes and Diagnostics

Diagnostic LED Fault Codes

Lists LED indicators and corresponding fault conditions for system diagnostics.

One-Year Limited Warranty