Trouble Shooting Charts - Haier HLP24E Service Manual

Service Manual
Order No. TL1001S003V1.1
6-2 Trouble-shooting charts
If you replace the computer sequencer without checking the other components carefully ,
the computer sequencer may be damaged again .Therefore,please first check if the other
components working normally before replacing the computer sequencer in maintenance .
6-2-1 No acting (The indicator is off )
Confirm that there is no power failure ,
and the power plug is inserted reliably.
The power switch is at ON mode.
Measure the voltage
of the two ends of the power input
of the sequencer
Pull off
the power
plug
Measure the resistance
between the light blue wire
terminal in the white plug on
top of the wire unit and the N pin
on the power receptacle .
The resistance
is 0.
Measure the resistance
between the brown wire terminal
in the white plug on top of the wire
unit and the brown wire of
the lower part
Check if the fuse is burnt?
Check if the connection
between the fuse and the wires
of the two ends are well
Connect the fuse and the
wires of the two ends.
No
exist
between the light blue wire terminal
in the end plug on top of the wire
unit and the light blue wire of
The resistance
is 0.
Infinite
No
Exist
Replace the sequencer
Infinite
Measure the resistance
the lower part .
The resistance
is 0.
Replace the
power cord
Yes
Replace the fuse
Yes
Replace the computer
sequencer.
16
Issue
Rev.
Infinite
Replace the wire unit .
At this time please check if the other
electric components work normally .