ERROR AND STATUS CODES
6
5
For the following three tables, the indicator light mentioned in the first
column is the green LED on the front cover, under the power switch.
Indicator Light Code
Explanation
Possible Cause
Recommended Action
OFF
No incoming
AC power to air
purifier control
electronics
Normal operation when airflow is
not present for models without flow
sensor due to AC power to purifier
being off at furnace control board
(EAC terminals)
ON/OFF power switch
turned to OFF
Turn purifier power switch
to ON position
Power to entire system is off
(furnace and air purifier)
Check that the HVAC system
is switched on
Blown fuse or tripped circuit
breaker for HVAC system
Replace fuse or reset circuit
breaker, call for service if
problem reoccurs
Misaligned or damaged
purifier door
Insure that door is undamaged
and properly installed on
purifier cabinet
Damaged or disconnected
incoming power wiring
Call for service
ON (continuously)
Air purifier on
Normal operation when
airflow is present
Flashing
(one flash every
four seconds)
Standby mode
Normal operation when airflow
is not present for models with
flow sensor
Ions detected in airflow
due to missing replaceable
filter element
Place filter in air purifier
Debris is covering airflow sensor
(for models including an
airflow sensor)
Make sure flow sensor is
clean and unobstructed
Flow sensor is damaged
(for models including an
airflow sensor)
Replace flow sensor,
available as replacement kit
(KIT160000)
Flow sensor bypass assembly is
damaged (for models without an
airflow sensor)
Replace flow sensor bypass
assembly, available as
replacement kit (KIT161000)
One or more of the three airflow
sensor contact springs on purifier
cabinet downstream rail are bent
of damaged
Replace flow sensor contact
spring assembly, included as part
of the flow sensor kits
(KIT160000) and flow sensor
bypass kit (KIT161000)
Table 1: Operating Status Codes
When the rapid flashing code occurs on the green light, the controls for the high voltage need to be reset.
To reset the controls, the power switch needs to be turned on and off for three cycles.
1.
Turn off power by depressing the power switch.
2.
Wait approximately two seconds before turning
the power back on.
3.
Wait approximately two seconds before turning
the power off.
4.
Repeat Steps 2 and 3 for two more on/off cycles.
5.
After the three on/off cycles are completed, turn
on power by depressing the power switch on. The
rapid flashing code on the green light should no
longer be displayed. If the rapid flashing code on
the green light is still displayed, repeat Steps 1
through 5.
Note:
By resetting the air purifier controls the issue
with air purifier will need to be addressed by
cleaning or servicing the air purifier.
Reset Procedure
