Haier HW-C1270TVE-U Service Manual page 18

Front Load Washing Machine
Cut off the power and choose spin program to
start, then check the import voltage of drain
pump, is it between AC 220-240 V?
N
Cut off power and pull out water level
pressure switch wire connection. Set spin
program to start. Check the export voltage
to drain pump, is it between AC
220-240V?between blue wire and green
wire
N
Replace computer board
Error message:Temperature sensor is not properly connected or damaged (display at the end of a
program).
Troubleshooting:
Cut off power and measure the resistance
of temperature sensor by multimeter, is
it between 5-14kΩ?
Y
Check if NTC is connected properly
Y
Check the blue wire and black wire of NTC, are
they connected well?
Y
Disconnect the white wire and black wire
from computer board, and measure if the
resistance between blue wire and black wire of
PCB is it infinite?
N
Replace computer board
Model:HW-C70TVE SERIES
Y
Replace drain pump
(Fig1)
N
N
N
Y
17
The wire between
computer board
and drain pump
is not connected
Y
properly.
Replace the wire.
NTC exist open circuit .Replace it
Connect NTC well
Connect all wires well
Replace wire