ATS 3210 - Over-Temperature

Series 31XX, 32XX Furnaces | I. Troubleshooting 23
I.2 Over-Temperature
Overtemperature
Display reads
above set point.
Display reads
below set point.
Remove
temperature
controller leads.
Check power.
Remove
temperature
controller leads.
Check power.
Defective
controller:
Return for
repair.
Defective
controller:
Return for
repair.
Defective
temperature
controller:
Return for
repair.
Defective
temperature
controller:
Return for
repair.
Current stops.
OUTPUT #1:
Lamp is off.
OUTPUT #1:
Lamp is off.
Current
continues.
NO: Check
supply voltage.
Incorrect
voltage: use
correct supply
voltage.
Correct
voltage: return
controller for
repair.
YES: Repair or
replace.
OUTPUT #1:
Lamp is on.
OUTPUT #1:
Lamp is on.