Checks Before Test Run; Test Run Procedure; Operation Test Of Water Pipe - LG AHNW166T0 Installation Manual

Test Run
Caution before Operation Test
• Check whether water flow is smoothly supplied.
• Check whether the flow switch properly operates.
• Check whether the connection status is good.
• Check whether the power cable and communication cable are completely connected.
• Check whether it is 2.0MΩ or above, when insulation resistance between the terminal block
and ground is measured with DC mega tester (DC 500V).
• Never check insulation resistance for the connector of the control board.

Operation Test of Water Pipe

Category Status
Flow
Switch CH14
Error
68
Check whether operation of water pipe is normal.
Check for the block inside water pipe.
(Strainer cleaning, valve locked, valve malfunction, air remain-
ing, etc.)
Check problem with flow switch.
(Flow switch disorder, untold operation, disconnection, etc.)
Checkpoint