44 18-CD26D1-10
Installer’s Guide
Fault Code Recovery
On power up, last 4 faults, if any, will be flashed on the red
LED. The newest fault detected will flash first and the oldest
last. There will be a 2 second delay between fault code
flashes. Solid red LED error codes will not be displayed.
The Green LED will be on solid during last fault recovery.
At any other time the control is powered, the Green LED
indicator light will operate as shown in Table 14 and the red
LED will flash LitePort data (one flash) every 20 seconds.
INTEGRATED FURNACE CONTROL
GREEN "STATUS" LED FLASH CODES
Flashing Slow --- Normal - No call for Heat
Flashing Fast --- Normal - Call for Heat
Table 25
Fault Code Reset
The last 4 fault codes can be erased from memory by power-
ing up the control with “G” energized and then applying “R” to
the “W1” terminal 3 times within 6 seconds. The control will
acknowledge the reset by turning on the red LED for 2 sec-
onds.
IFC Error Flash Codes
Table 23
Red LitePort
TM
LED
Green Status LED
Figure 67
INTEGRATED FURNACE CONTROL LED FLASH CODES
RED LED - LitePort
TM
DATA - 1 FLASH EVERY 20 SECONDS
2 Flashes --- RETRIES OR RECYCLES EXCEEDED
3 Flashes --- INDUCER OR PRESSURE SWITCH ERROR
4 Flashes --- OPEN LIMIT OR ROLLOUT SWITCH
5 Flashes --- FLAME SENSED WHEN NO FLAME SHOULD BE PRESENT
6 Flashes --- LINE REVERSE POLARITY
7 Flashes --- GAS VALVE CIRCUIT ERROR
8 Flashes --- WEAK FLAME
9 Flashes --- OPEN INDUCER LIMIT ERROR
GREEN LED - STATUS
Slow Flash NORMAL, NO CALL FOR HEAT
Fast Flash NORMAL, CALL FOR HEAT PRESENT
GREEN and RED
LED's on Continuously
FUSE OPEN OR INTERNAL CONTROL FAILURE
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