LG MV1825SW - Manual (Page 36)

7-25
PROBLEM - G:
Ventilation fan does not operate when
FAN
HIGH/LOW
key is touched.
1
Check: 1. POWER SUPPLY
2. FUSE
Contact
OK NO
contact
Replace
magnetron thermal fuse
and oven thermostat
Poor contact
Replace
circuit board
Normal
circuit board
Contact OK
Normal contact
Correct seating
Check contact of connector S1 (see page 7-4)
Replace
ventilation
motor ASS
Y
NO runs
Normal
ventilation
motor ASS
Y
Check the contact of magnetron thermal fuse and oven thermostat
Runs Runs Runs Runs