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7.
Faulty Flowmeter
Possible problems:
1-Flowmeter can be out of order.
2-
Cable connection of flowmeter can be faulty.
3-
Electronic card can be out of order.
8.
Door is open
Possible problems:
1-Door lock mechanism can be out of order.
2-
There can be a problem with the cable connection of door lock
.
3- Electronic card can be out of order.