39
10.3.2 For the super-slim cassette with up-down panel
10.3.2.1 Communication error between indoor unit and up-down panel
10.3.2.2 Up-down panel is defective
F8 Displayed
Up-down panel is defective
Retry. Can the panel move
up and down normally?
Check the wiring of
left and right
sensors. Are they
correctly wired?
Yes
No
The main control PCB of up-down
panel is defective. Replace it
Yes
No
If panel can move, power off, then
restart the unit 2 minutes later.
Has the problem been solved
?
No
If panel can not move,
check the wiring of the
louver motors. Are they
wired incorrectly?
Yes
Reconnect
Replace the louver
motors
Reconnect
No
No
No
Summary of Contents for YU2E14YEEBMHO-X
Page 8: ...7 5 Wiring diagram YU2E14YEEBMHO X YU2E18YEEBMHO X...
Page 10: ...9...
Page 11: ...10 YU4E28YEEBMHO X YU4E36YEEBMHO X...
Page 12: ...11 YU5E42YEEBMHO X...
Page 34: ...33 10 3 1 2 Indoor outdoor units communication error...
Page 39: ...38 10 3 1 4 Open or short circuit of temperature sensor 10 3 1 5 Full water malfunction...
Page 42: ...41 10 3 3 2 Communication malfunction between IPM board and outdoor main board ODU E3...
Page 45: ...44 10 3 3 5 High pressure protection ODU P1 ForYU4E28YEEBMHO X YU4E36YEEBMHO X YU5E42YEEBMHO X...
Page 47: ...46 10 3 3 7 Current protection of compressor ODU P3...
Page 48: ...47 10 3 3 8 Temperature protection of compressor discharge ODU P4...
