Carrier XCT7 40VH A-7G Series Installation And Owner's Manual page 22

Maintenance
1. Removing Service Lid
Remove metal hook on service lid fixed
onto ceiling through service port and then
dismantle service lid.
2. Pull out air screen and then two heat
exchange devices. Air screen and heat
exchange devices shall be separately
cleaned as follows:
• Cleaning Heat Exchange Device
Clean dust and impurities off devices
with vacuum cleaner. Brush shall be
available for the suction port of the
vacuum cleaner. Lightly and carefully
brush heat exchange devices; rough
contact may cause damages. (Do not
clean devices with water. In case of
seriously dirty air screen, please ask for
professional cleaning from concerned
distributors).
• Cleaning Air Screen
Clean air screen with vacuum cleaner or
water. In case of extremely dirty screen,
clean with soft hairbrush and neutral
detergent. After cleaning, air-dry air
screen.
3. Installing Air Screen
After cleaning, swing water out of air screen, and then, air-dry it in cool places for 20-30 minutes. When it is
thoroughly dry, put it back. Fix air screen tight in the right place.
4. Push heat exchange devices back into bracket and insert them tight in the bracket.
5. Mount service lid tight in the right place. As for control displaying a sign of screen, connect the control to
power after service and press Screen Cleanup button to restart the device.
Please contact concerned distributors when you want to change the time for sending screen cleaning signals.
Fixture
Slide Groove
14
Service Lid
Metal Hook
Heat Exchange Device
Handle
Air Screen