Troubleshooting by Remote Controller Display / LED Display
SiBE28-804
216
Troubleshooting
5.39 “
U4
”, “
UF
” Malfunction of Transmission between Indoor
and Outdoor Unit
Remote
Controller
Display
U4
or
UF
Applicable
Models
RZQ(S)71~140
Error generation
The error is generated when the microprocessor detects that the transmission between the
indoor and the outdoor unit is not normal over a certain amount of time.
Supposed
Causes
The possible causes are:
Wiring indoor-outdoor transmission wire is incorrect
Malfunctioning indoor unit PC board
Malfunctioning outdoor unit PC board
burning out fuse
Faulty fan motor
Outside cause (noise...).
Содержание FHQ100BUV1B x 2
Страница 1: ...SiBE28 804 SkyAir RZQ71C7V1B RZQ100 140C7V1B RZQS71 100C7V1B RZQS125 140C7V1B R 410A Heat Pump 50Hz ...
Страница 13: ...SiBE28 804 2 ...
Страница 19: ...Model Name and Power Supply SiBE28 804 8 General Information ...
Страница 29: ...Specifications SiBE28 804 18 Specifications ...
Страница 33: ...Wired Remote Controller SiBE28 804 22 Remote Controller 1 2 Installation ...
Страница 34: ...SiBE28 804 Wired Remote Controller Remote Controller 23 ...
Страница 43: ...SiBE28 804 32 Functional Description 6 Outdoor Unit Fan Speed Control 81 6 1 Outdoor Unit Fan Speed Control 81 ...
Страница 93: ...Outdoor Unit Fan Speed Control SiBE28 804 82 Functional Description ...
Страница 131: ...Test Run and Operation Data SiBE28 804 120 Test Operation ...
Страница 251: ...Troubleshooting by Remote Controller Display LED Display SiBE28 804 240 Troubleshooting ...
Страница 277: ...PCB Layout SiBE28 804 266 Appendix ...
Страница 297: ...RZQ100 140C7 RZQS125 140C7V1B SiBE28 804 286 Removal Procedure ...
Страница 311: ...SiBE28 804 iv Index ...