Dometic DOTR12CSIV - Page 36

7-24
PROBLEM - G: Ventilation fan does not operate when “FAN HIGH/LOW” key is touched.
1
Check: 1. POWER SUPPLY
2. FUSE
Runs
Runs
Runs
Contact
OK
NO
contact
Replace
magnetron thermostat
Poor contact
Replace
circuit board
Normal
circuit board
Contact OK
Normal
contact
Correct
seating
Check contact
of connector S1
(see page 7-4)
Runs
Replace
ventilation
motor ASS’Y
NO runs
Normal
ventilation
motor ASS’Y
Check the contact of magnetron thermostat