Dual Surface Unit - LG LDE4415ST Service Manual

Components

Dual surface unit:

Left Front(LF)
Element
Test procedures
1. Refer to page 3-4 for the servicing procedure
2. Set the Multiple meter scale to the R x1
3. Disconnect wires from cook-top elements
4. Touch the ohmmeter test leads to the (4 & 2A) and
(3 & 2A) the meter should indicate :
- (4&2A) -> 38 Ω ± 10%
- (3&2A) -> 30 Ω ± 10%
4
2A
5. Touch the ohmmeter test leads to limiter terminals
1B and 2B.
With the temperature below 150˚F, the meter
should indicate an open circuit(infinite).
With the temperature above 150˚F, the meter
should indicate continuity (0 Ω).
1B
2B
3
4-6
Results
Normal : Approximately 38 Ω
Normal : Approximately 30 Ω
Below 150˚F
 open circuit(infinite).
Above 150˚F
 continuity (0 Ω)