Maintenance; Air Filter - Hitachi RAC-25WXA Bedienungsanleitung

MAINTENANCE

! CAUTION
Cleaning and maintenance must be carried out only by qualified service personal. Before cleaning, stop operation and
switch off the power supply.
1.

AIR FILTER

Clean the air filter, as it removes dust inside the room. In case the air filter is full of dust, the air flow will decrease and
the cooling capacity will be reduced. Further, noise may occur. Be sure to clean the filter following the procedure below.
PROCEDURE
1
Open the front panel and remove the filter
Gently lift and remove the air cleansing filter from the air filter frame.
2
Vacuum dust from the air filter and air cleansing filter using vacuum
cleaner. If there is too much dust, air filter only rinse under running tap
water and gently brush it with soft bristle brush. Allow filters to dry in
shade.
3
Re-insert the air cleansing filter to the filter frame. Set the filter with
"FRONT" mark facing front, and slot them into the original state.
After attaching the filters, push the front panel at three arrow portions
as shown in figure and close it.
! CAUTION
Do not wash with hot water at more than 40°C. The filter may shrink.
When washing it, shake off moisture completely and dry it in the shade; do not expose it directly to the sun. The filter
may shrink.
Do not use detergent on the air cleansing filter as some detergent may deteriorate the filter electrostatic performance.
Servicing the electrical dust collector's electrical terminals
1
Use the remote control to stop all operations and
remove the electrical power plug (or push the
circuit breaker to its "OFF" position)
3
Using a toothbrush, remove all dirt from the
electrical dust collector's electrical terminals.
Brushing the electrical terminals with a toothbrush will
remove the dirt (must use a dry toothbrush).
4
Re-install the front panel (For the front panel re-
installation instructions, refer to page 19) insert
the electrical plug (or push the circuit breaker to
its "ON" position)
! CAUTION
Before servicing, use the remote control to switch off all operations and pull out the electrical plug (or push the
circuit breaker to its "OFF" position)
Do not touch the electrical terminals when the electrical dust collector is operating. High tension electrical power
may cause serious electric shocks.
Caution should be taken to prevent the electrical dust collector's electrical terminals from coming into contact with
water, as it may cause serious electric shocks.
2
Remove the front panel (For the front panel
removal instructions, refer to page 19)
Electrical dust collector's
electrical terminals
– 36 –
Lift up to open the cover