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Green "status" Led - American Standard AUY060R9V3W Service Facts

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IFC Error Flash Codes
Service Facts
INTEGRATED FURNACE CONTROL RED LED "ERROR" FLASH CODES
2 Flashes ---
3 Flashes ---
4 Flashes ---
5 Flashes ---
6 Flashes ---
7 Flashes ---
8 Flashes ---
9 Flashes ---
10 Flashes ---
Solid ---
Solid Red w/Solid

Green "STATUS" LED

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 ---
Flashing Fast ---
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 seconds.
18
System Lockout (Retries or Recycles exceeded)
Draft Pressure Error - Possible problems:
a) Venting problem
b) Pressure switch problem
c) Inducer problem
Open Temperature Limit Switch
Flame sensed when no flame should be present
115 volt AC power reversed, ignitor (Triac) fault, poor grounding or
system voltage too low
Gas valve circuit error
Low flame sense
Open Inducer Limit switch
Inducer communication error
Internal GV error or Low TH voltage
Continuous Reset caused by a blown fuse or internal error.
Normal - No call for Heat
Normal - Call for Heat
Red LitePort™ LED
Green Status LED
*UY / DY Integrated Furnace Control
Page B-651-438

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