7
Step 1—Turn the heating and cooling system off.
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal
injury or death.
Before installing or servicing system, always turn off
main power to system. There may be more than one (1)
disconnect switch.
!
WARNING
Step 2—Turn the Perfect Airt Purifier switch to the off
position.
Step 3—Remove the Perfect Airt Purifier door.
Step 4—Slide out the old air purifier cartridge and discard.
Step 5—Install the new air purifier cartridge.
NOTE: Make sure that the arrows on the air purifier cartridge
point toward the furnace. This should be in the same direction as
airflow.
Step 6—Replace the Perfect Airt Purifier door.
Step 7—Turn the Perfect Airt Purifier switch to the on
position.
Step 8—Turn on the heating and cooling system.
Door Switch Magnet
A06066
Fig. 9 -- Door Switch Magnet
TROUBLESHOOTING
SAFETY HAZARD
Failure to follow this caution may result in personal
injury or equipment damage.
The following instructions are for use by qualified
personnel only.
CAUTION
!
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal injury
or death.
The following procedures will expose electrical
components. Disconnect power between checks and then
proceed carefully.
!
WARNING
The Perfect Airt Purifier is equipped with a power indicator
light located on the door (see Fig. 8). This power indicator light
will illuminate when the Perfect Airt Purifier door is installed,
the power switch is in the on position, AND the furnace blower
is running. If the power indicator light is not illuminated, follow
the troubleshooting steps below.
Step 1—Check that the Perfect Airt Purifier door is installed.
NOTE: A magnet in the door (see Fig. 9) is used to activate a safety
switch in the power supply when the door is installed. The power
supply will not energize the a ir purifier unless the safety switch is
activated.
Step 2—Check that the Perfect Airt Purifier power switch is in
the on (closed) position.
Step 3—Confirm that the furnace blower is operating.
NOTE: Power will not be supplied to the Perfect Airt Purifier
from the furnace controls EAC terminals unless the blower is
running.
Step 4—Confirm that power provided from the furnace control
EAC terminals is being conducted through the wiring to the
Perfect Airt Purifier power supply.
Step 5—If all of the above steps are completed and the power
indicator light is still not illuminating, replace the power supply
on the enhancement module. Note that there are no serviceable
parts within the power supply.
GAPA
(8 pages)
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