41
18.3.2 For the super-slim cassette with up-down panel
18.3.2.1 Communication error between indoor unit and up-down panel
F0 Displayed
F0 Displayed
Communication failure between
indoor unit and up-down panel
Communication failure between
indoor unit and up-down panel
Check the wire connection
between up-down panel and
indoor unit, is it right?
Check the wire connection
between up-down panel and
indoor unit, is it right?
Correct the connection
Correct the connection
No
Yes
Replace the indoor main PCB
Replace the indoor main PCB
No
Replace the up-down panel
Replace the up-down panel
18.3.2.2 Up-down panel is defective
F1 Displayed
F1 Displayed
Up-down panel is defective
Up-down panel is defective
Retry if panel can up and
down normally?
Retry if panel can up and
down normally?
Check the wiring of
left and right sensors
Check the wiring of
left and right sensors
No
No
The up-down panel is defective.
replace it
The up-down panel is defective.
replace it
Yes
No
If panel can move slightly, power
off, then restart the unit 2 minutes
later.
If the error still exists?
If panel can move slightly, power
off, then restart the unit 2 minutes
later.
If the error still exists?
No
If panel can not move
slightly, check the wiring
of louver motors
If panel can not move
slightly, check the wiring
of louver motors
Yes
Reconnect
Reconnect
Replace the louver
motors
Replace the louver
motors
Reconnect
Reconnect
No
No
No
F7
F8
Summary of Contents for 38QUS014D8S2 Series
Page 1: ...SUPER INVERTER SERIES MULTI TYPE Service Manual 2018...
Page 9: ...1...
Page 21: ...13 3 3 Console 16 Drain pipe 195 Hanging arm 700 600 210...
Page 24: ...16 4 3 Console 4 4 Hi wall...
Page 25: ...17 5 Wiring diagram 38QUS018D8S2...
Page 27: ...19 38QUS036D8S4 38QUS042D8S5...
Page 29: ...21 42QSS009D8S 42QSS012D8S 42QZA012D8S...
Page 42: ...11...