Chapter 9 Error Display and troubleshooting
9-1. Error Display
SERVICE MANUL
Model No.HLTD500ACW
Issue
Rev.
- 22 -
9-1-1. The Digital Tube display “F3”
Troubleshooting:
Connect the wire properly
N
Y
Error message:NTC1 is abnormity .
Check if the wire connecting of the
NTC1 and PCB is disconnection;
Cut off the power.
Cut
Check if the external exhaust system
is good?
off the power.
Check if the wire unit is good
Check if the Power PCB and Display PCB
is good.
Well
Well
Replace the Power PCB or Display PCB
Broken
Replace the wire unit
N
9-1-2. The Digital Tube display “E6”,the “Clean Lint” indicator light is twinkling
Error message:The lint filter need clean or the exhaust system is not good.
Check if the lint filter need cleaning?
Clean the lint filter.
Y
Troubleshooting:
Clean or repair the
exhaust system.
N
N
****
com
Replace the NTC1
Broken
Check if the NTC1 is good?You can
replace or use ohmmeter.
Well: the
resistence is R25=225K
;
Broken: the
resistence is 0
or
infinite
Y
Check if the inner exhaust system
is good?
Clean or repair the
exhaust system.
N
Y
Check if the Power PCB and Display PCB
is good ?
Well
Replace the Power PCB or Display PCB
Broken
****
com
Replace the NTC2
Broken
Check if the NTC2 is good?You can
replace or use ohmmeter.
Well: the
resistence is R25=225K
;
Broken: the
resistence is 0
or
infinite