Pcb Diagram; Hydro Unit - Samsung AEX160EDEHA Service Manual

5. PCB Diagram

5-1 Hydro unit

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①
TB-A – POWER IN / HEATER
#1(L) : Phase L
#2(N) : Phase N
#3 : HEATER
#4 : HEATER
⑤
F/S – FLOW S/W
#1 : FLOW SWITCH sensor
#2 : GND
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RC160MHXGA_SM_E_34513A(1)_5~8.indd 69
1
②
TB-B – TERMINAL BLOCK
#1~26 : Check WIRING DIAGRAM
⑥
TB-C – COM1/COM2
Communication
F1 : Communication signal F1
F2 : Communication signal F2
V1 : DC12V
V2 : GND
F3 : Communication signal F3
F4 : Communication signal F4
2 3 4
③ ④
CN2 - DOWNLOAD
#1 : SMART GRID sensor
#2 : GND
⑦ ⑧
T4 : WATER TANK sensor
#1 : WATER TANK sensor #1 : HEATER OUT sensor
#2 : GND #2 : GND
#3~#6 : Not used
5 6 7 8
S/G – SMART GRID
T3 : HEATER sensor
69