Samsung Electronics
12-2-5 Total current Trip error
1. Checklist :
1) Is the input power voltage proper?
2) Is the refrigerant charged properly?
3) Does the compressor rotate normally? (Reverse rotation, Locking etc.)
4) Dose the outdoor fan operate normally? (Fan propeller loss, Motor error etc.)
5) Is the installation condition of outdoor unit good? (Piping, Space etc.)
6) Is there no ventilation obstruction at the surrounding of outdoor? (Outdoor unit cover, Fan front obstruction etc.)
2. Troubleshooting procedure
No
Exchange the PCB.
No
Exchange the PCB.
No
Exchange the compressor.
No
Reinstall and remove the obstruction.
Yes
Yes
Yes
Yes
Is the installation of outdoor unit good?
Dose the compressor rotate normally?
Is the assembly of R418, R413, IC41, C437
and the peripheral part good?
Pull out the power cord and exchange
the PCB from the case after 30 seconds.
Is the assembly of Micom and
peripheral circuit part good?
Check again after assembly of PCB.
Troubleshooting
12-6
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...