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OPERATION
AND SERVICE
Maintenance
TrueCLEAN™ Enhanced Air Cleaner 68-0308EFS—03
20
The Honeywell Enhanced Air Cleaner is designed to require minimal maintenance. Maintenance is limited to
the replacement of the lter and periodic inspection/brush cleaning of the ionization array. Frequency of air lter
cartridge replacement and cleaning of the ionization array may vary depending on ductwork design and local
environmental conditions.
To replace the air lter cartridge, complete the following steps:
1. Turn heating and cooling system power off.
WARNING: Electrocution 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
disconnect switch.
2. Turn the Honeywell Enhanced Air Cleaner switch to the off position.
3. Remove the Honeywell Enhanced Air Cleaner door.
4. Slide out the old lter and discard.
5. Install the new lter.
Fig. 18: Make sure that the arrows on the lter point in the same direction as the arrow on the enhancement
module. This will be in the same direction as airow.
NOTE: Replace lter at least annually; more often if needed.
6. Replace the Honeywell Enhanced Air Cleaner door.
7. Turn the Honeywell Enhanced Air Cleaner switch to the on position.
8. Turn heating and cooling system power on.