Test 5 Door Switch Test - LG DLE1501W Service Manual

Test 5
Door switch test
Caution
Trouble Symptom
Measurement Condition
BK2 BL2
1 2 1
efore measuring resistance, be sure to turn power off, and do voltage discharge.
(When discharging, contact the metal plug of power cord with earth line.)
Door opening is not sensed. (During operation, when opening door, drum motor and
Heater run continuously) door close is not sensed.
(Drum motor will not operate. Display will flash at 0.5 second intervals.)
After turning Dryer Power Off, measure resistance.
Measure while door is closed. Check it resistance is
below 2500 between L2- (White wire) and
K2- Connector
L2,WH4 after taking L2,WH4 out from controller.
Measure while door is open. Check it resistance is
300~60 between L2- (White wire) and K2-
( lack wire). Connector L2,WH4 after taking
L2,WH4 out from controller
Measure while door is open. Check it resistance is
below 1 between WH4- (Yellow wire) and
L2- (White wire) after taking connector L2,WH4
out from controller.
Measure while door is closed. Check it resistance is
below 1 between WH4- (Yellow wire) and
L2- (White wire) after taking connector L2,WH4
out from controller.
Check controller.
Check Harness-linking connector.
NO
ES
NO
ES
25
• Door switch
check (Refer to
ES
component
testing.)
• Check lamp.
(When opening
lamp, replace then
measure again.)
NO
• Door switch
check (Refer to
component
testing.)
• Door switch
check (Refer to
ES
component
testing.)
• Door switch
check (Refer to
NO
component
testing.)