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920-010-06 (5-05)
Activated
Carbon
P0st-filter
The activated carbon filter must be replaced when it is no longer effective in eliminating
odors, The life d the carbon filter will depend on the concentration of odors and fumes in
the air passing through the air cleaner. Under normal operating conditions, the carbon filter
should last from three to six months. The carbon filter must be in place for the air cleaner
to operate.
Consumer
Troubleshooting
Guide
If you experience problems with the operation of your air cleaner, please:
• Make sure electronic cell is clean, dry, and properly installed,
• Make sure pre-filter and carbon filter are both properly installed,
• Make sure the top cover is properly snapped in place,
• Check fan motor and indicator lamp on all speed settings starting with low,
If your air cleaner still has any d the following problems, proceed step by step as shown
below until no further action needs to be taken.
PROBLEM 1 - Fan Off, Lamp Off
• Make sure the supply cord is plugged into a standard household receptacle,
• Make sure there is voltage to the receptacle by using any other electric device,
• Make sure the carbon filter is in place,
• Make sure the top access cover is properly in place inorder toactuate the interlock switch.
The interlock switch is provided for consumer safety and should never be bypassed,
• No further corrective actions should be taken by the consumer. Return unit to Regional
Authorized Warranty Station for repair (see page 10.)
PROBLEM 2 - Fan On, Lamp Off
• Allow the electronic cell to dry completely before reinstalling it into the unit,
• Unplug the unit and check electronic cell to see ifany of the collector plates are touching,
Gently straighten and evenly space the plates.
• Check electronic cell to see if any ofthe ionizerwires are broken, See page 8for location. If
broken wires are observed, no further corrective actions should be taken bythe consumer.
Return unit to Regional C-90B Authorized Warranty Station for repair.
PROBLEM 3 - Fan Off, Lamp On
• This condition represents an unserviceable failure of the air cleaner. Return to Regional
Authorized Warranty Station for repair.
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