Carrier CS311-U, Owner'S Manual

Page: 11 / 15

5. Remove the Electrostatic Filter from its support frame
as shown in the Figure on the left.
Do not touch this Electrostatic Filter within 10
minutes after opening the inlet grille, it may
cause an electric shock.
Clean the Electrostatic Filter with mild detergent or
water and dry in the sunlight for two hours.
Before re-install the Electrostatic Filter, check whether
the corona line or support frame is damaged or not.
6. Install the air freshening filter back into position.
7. Insert the upper portion of air filter back into the unit
taking care that the left and right edges line up
correctly and place filter into position.
9
Electrostatic
Filter
Maintenance
Checks before operation
If you plan to idle the unit for a long time, perform the
following:
(1) Operate the fan for about half a day to dry the
inside of the unit.
(2) Stop the air conditioner and disconnect power.
Remove the batteries from the remote controller.
(3) The outdoor unit requires periodic maintenance
and cleaning. Do not attempt to do this yourself.
Contact your dealer or servicer.
Check that the wiring is not broken off or disconnected.
Check that the air filter is installed.
Check if the air outlet or inlet is blocked after the
air conditioner has not been used for a long time.
CAUTIONS
Do not touch the metal parts of the unit when
removing the filter. Injuries can occur when
handling sharp metal edges.
Do not use water to clean inside the air conditioner.
Exposure to water can destroy the insulation,
leading to possible electric shock.
When cleaning the unit, first make sure that the
power and circuit breaker are turned off.
Air freshening filter