12
ERROR AND STATUS CODES
The error codes and status codes are shown in the following tables.
NOTE
: The green indicator light on door cover shown in Fig. 19, Power Indication (Green LED).
Table 1 – Operating Status Codes
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
(1 flash every 4 seconds)
Standby Mode
Normal operation when airflow is
not present for models with flow
sensor.
Ions detected in airflow due to miss-
ing 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 (KIT---160---000).
Flow sensor bypass assembly is
damaged (for models without an
airflow sensor).
Replace flow sensor bypass
assembly, available as
replacement kit (KIT---161---000).
One or more of the three airflow
sensor contact springs on purifier
cabinet downstream rail are bent or
damaged.
Replace flow sensor contact spring
assembly, included as part of the
flow sensor kits (KIT---160---000 and
flow sensor bypass kit
KIT---161---000).
Summary of Contents for PGAPAXX1620
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