70
Corrections
1.1 Disconnect pipe from the pump, let water
flow to remove air accumulation and
reconnect pipe.
1.2 Clean pipe.
1.3 Clean strainer according to instructions.
2.1.1. Replace fuse of fix wiring.
2.1.2 Replace AC-T1 board.
2.2.1 Fix wiring and connections.
2.2.2 replace faulty ANL-T2 V3
board
Possible cause check-up and tests
Check pipes connecting the water reservoir,
strainer and pump.
1.1 Air accumulates at the pump inlet.
1.2 Pipe is clogged.
1.3 Strainer is clogged
Voltage exists at the pump.
Check AC-T1 board
2.1 If there is a command “0” (logic level) on
connector JP1/3 check AC voltage
output (230V) on connector JP7/2.
2.1.1 If there is voltage on the
connector, the pump’s fuse is
blown or wiring is faulty.
2.1.2 If there is no voltage on the
connector, AC-T1 is faulty.
2.2 If there is no command (“1” logic level)
on connector JP1/3 check wiring between
AC-T1 and ANL-T2 V3 board.
2.2.1 Wiring is faulty.
2.2.2 ANL-T2 V3 board is faulty.
11.5 Water pump malfunction
Symptom
1. Pump is operating but no
or low water flow.
2. Pump does not work.
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