Repairing Refrigerant Leaks; Preparation For Periods Of Non-Use - Pioneer CB009 Owner's Manual

4. Remove the air filter.
5. Clean the air filter by vacuuming the surface or
washing it in warm water with mild detergent.
If using a vacuum cleaner, the inlet side
should face the vacuum.
Fig. 4.3
If using water, the inlet side should face
down and away from the water stream.
Fig. 4.4
6. Rinse the filter with clean water, and allow it to
air-dry. DO NOT let the filter dry in direct
sunlight.
7. Reinstall the filter.
8. Reinstall the front grille, and reconnect the
display panel cable to the control box on the
main body.

Repairing Refrigerant Leaks

WARNING
If the refrigerant leaks, turn off the air
•
conditioner and any combustible heating
devices, ventilate the room and call your dealer
immediately. Refrigerant is both toxic and
flammable. DO NOT use the air conditioner
until the leak is repaired.
When the air conditioner is installed in a small
•
room, measures must be taken to prevent the
refrigerant concentration from exceeding the
safety limit in the event of refrigerant leakage.
Concentrated refrigerant causes a severe health
and safety threat.
Refrigerant Leak Detection System
(some models)
•
In the event of a refrigerant leak, the LCD screen
will display "EC", and the LED indicator light
will flash.

Preparation For Periods Of Non-Use

Maintenance after Extended Non-Use
1. Remove any obstacles blocking the vents of
both the indoor and outdoor units.
2. Clean the air filter and the front grille of the
indoor unit. Reinstall the cleaned, dried air filter
into its original position.
3. Turn on the main power switch at least 12
hours prior to operating the unit.
Storing the Unit While Not In Use
1. Run the appliance on FAN mode for 12 hours in
a warm room, to dry it and prevent mold.
2. Turn off the appliance and unplug it.
3. Clean the air filter according to the instructions in
the previous section. Reinstall the cleaned, dried
filter before storing.
4. Remove the batteries from the remote control.
 
Page 9