Operating Instructions and Installation
Samsung Electronics
12-13
Troubleshooting
12-2-11 Communication error
1. Checklist :
1) Is the communication cable between the indoor unit and outdoor unit connected correctly?
2) Isn’t the power cable and communication cable wiring error?
2. Troubleshooting procedure
Yes
Restart after power off.
Is the communication error
occurred again?
Isn't the power cable and
communication cable wiring error?
Is it the outdoor
2 Micom(In Main) model?
Exchange the outdoor unit PCB.
Terminate the service.
Correct the wrong wiring.
Is the connection of
communication cable normal?
Correct the connection of
communication cable.
Exchange the indoor/outdoor unit PCB.
Yes
Yes
Yes
No
No
No
No
25890A(1)_1.indd 13
2006-04-14 ソタネト 2:23:57
Содержание UH052EAV
Страница 36: ...MEMO Samsung Electronics 5 4 ...
Страница 68: ...Samsung Electronics 7 3 This Document can not be used without Samsung s authorization UH070EAV Wiring Diagram ...
Страница 70: ...Samsung Electronics 8 2 Outdoor Unit This Document can not be used without Samsung s authorization 8 2 ...
Страница 104: ...Samsung Electronics OUTDOOR FAN B D DIODE IPM DC_LINK CAP SMPS IGBT 13 3 UH052EAV Block Diagram ...
Страница 105: ...13 4 Samsung Electronics UH070EAV OUTDOOR FAN IGBT DIODE IPM DC_LINK CAP SMPS B D Block Diagram ...
Страница 115: ...14 10 Samsung Electronics MEMO ...