Door Locking Motor; Micro Switch (Normally Open Type); Oven Sensor; Door Switch - LG LDG4315ST Service Manual

Components

Door locking Motor

Micro Switch
(normally open type)

Oven Sensor

Door switch

Test procedures
1. Refer to pages 3-16, 3-17 for the servicing procedure
2. Measure the resistance
(Multiple meter scale: R x 1000)
1. Refer to pages 3-16, 3-17 for the servicing
procedure
2. Measure the resistance
(Multiple meter scale: R x 1000)
NO
COM
NOTE: After checking for the continuity of switch, make sure that they are
connected correctly
1. Refer to page 3-18 for the servicing procedure
2. Measure the resistance after cooling down
(Multiple meter scale: R x 1000)
NOTE: Oven sensor is so sensitive to temperature
Do test after cooling down sufficiently
1. Refer to pages 3-8, 3-10 for the servicing
procedure
2. Measure the resistance after cooling down
(Multiple meter scale: R x 1)
4-2
Results
Normal: Approximately
2.6 kΩ ± 10%
If not replace
Abnormal: Infinite(open)
below 5Ω (shorted)
Door latch Door latch
open locked
Continuity Infinite
Normal: Approximately
1.09 kΩ ± 10%
If not replace
NOTE: Ω Value was tested
at room temperature
(77F/25˚C)
Door open Door closed
Continuity Infinite