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13.
LED FLASH CODES
Mode of Operation as displayed at Front Panel LED
The panel LED indicates the system-operating mode. The color and blink rate indicates the
current operating mode or condition.
Mode
Indication
Description
System Off
Red
Unit disabled but power still on at controller.
Auto Off
Green/Red
Alternate, unit is in standby mode. Power on at
controller.
Intermittent
Amber/Red
Alternate Amber then Red
Fan Low
Amber
Ventilation active.
Fan Med
Yellow
Ventilation active.
Fan High
Green
Ventilation active.
High Humidity
Green Blink
Displays when an external dehumidistat or crank
timer is responding to high humidity or a timed
cycle.
Defrost Cycle
Amber Blink
During the defrost cycle, reverts to selected mode
after defrost cycle is completed.
PTE Fault
Red Blink
Indication when 20 minute timer is connected
backwards, overrides other modes.
Defective Temperature
Sensor
Red/Amber/
Green
Colors alternate, Defective sensor, replace.
Summary of Contents for Proventor II Series
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