Installer's Guide
INTEGRATED FURNACE CONTROL ERROR FLASH CODES
Flashing Slow ---
Flashing Fast ---
Continuous ON ---
Continuous OFF ---
2 Flashes ---
3 Flashes ---
4 Flashes ---
5 Flashes ---
6 Flashes ---
7 Flashes ---
8 Flashes ---
9 Flashes ---
Trane
6200 Troup Highway
Tyler, TX 75707
For more information contact
your local dealer (distributor)
Normal - No call for Heat
Normal - Call for Heat
Replace IFC
Check Power
System Lockout (Retries or Recycles exceeded)
Draft Pressure Error - Possible problems:
a) Venting problem
b) Pressure switch problem
c) Inducer problem
Open Temperature Limit Circuit
Flame sensed when no flame should be present
115 volt AC power reversed, poor grounding or system voltage too low
Gas valve circuit error
Low flame sense signal
Check Ignitor Circuit and Line "N" to 24VAC "Common" voltage (≤ 2 volts)
[possible grounding problem]
Since the manufacturer has a policy of continuous product and product data improvement, it reserves the right to
change design and specifications without notice.