Water System In The Fridge Room; Electrically Operated Valve - Hisense BCD-740WPCZR/HC1(H) Service Manual

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6.12.3 Water system in the fridge room

1—Water tube (white, flow into the water tank in fridge room)
2—Water tank
3—Electrically operated valve (DC12V)
4—Water pipe (white, flow from water tank to the dispenser on fridge door)

6.12.4 Electrically operated valve

6.12.4.1 Basic parameters
Rated voltage: DC12V
6.12.4.2 Checking method
1. Check the connecting wiring between Electrically operated valve and mainboard is well
or not. Repair if it is broken.
2. Electrically operated valve corresponding pin No.10 and No.11 on CN10 connector of
the mainboard. Use a multimeter to measure coil resistance，the resistance value is
32Ω±5Ω(at 20℃)
3. Check output voltage corresponding Electrically operated valve of the mainboard, if it is
12V when working conditions are met, it means the mainboard is OK, change the water
pump; If not, it means the mainboard is not OK, change it.
Hisense Refrigerator