Samsung Electronics
12-2-13 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 error?
2. Troubleshooting procedure
Yes
Restart after power off.
Is the communication error
occurred again?
Isn't the power cable
and communication cable 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
Troubleshooting
12-15
Содержание SH18BW6 Series
Страница 12: ...Samsung Electronics 5 2 Outdoor Unit 5 3...
Страница 15: ...MEMO Samsung Electronics 5 6...
Страница 16: ...Samsung Electronics 5 7 5 4 Ass y Control Out AQV18FAX DB93 04268B AQV24FAX DB93 04268A...
Страница 19: ...8 2 Outdoor Unit This Document can not be used without Samsung s authorization Samsung Electronics 8 2...
Страница 20: ...Samsung Electronics 4 1 4 Disassembly and Reassembly Necessary Tools Item Remark SCREW DRIVER MONKEY SPANNER...
Страница 28: ...MEMO Samsung Electronics 4 9...
Страница 58: ...Samsung Electronics SMPS AC COMMUNICATION SUB PCB INDOOR FAN CONTROL BUZZER CONTROL Block Diagram 13 2...
Страница 60: ...Samsung Electronics OUTDOOR FAN B D IGBT Block Diagram 13 4 DIODE IPM SMPS DC_LINK CAP...
Страница 64: ...This Document can not be used without Samsung s authorization 7 2 Outdoor Unit Samsung Electronics 7 2...
Страница 65: ...7 3 Samsung Electronics MEMO...
Страница 86: ...Samsung Electronics Electrical Parts List MEMO 6 21...
Страница 91: ...Samsung Electronics 11 1 2 Outdoor Unit Operating Instructions 11 2 Air Outlet Air Inlet Rear Connection Valve...