1)YOU STATED THE DEFROST HEATER AND THE DEFROSTTIMER ARE #4,
2)so if I do any of these, one way or another a part needs to be replaced?
PART NUMBER: 2183400
$43.73 this is the defrost timer and this was from sears parts direct
PART NUMBER: 2192096
$38.80 this part contains the thermostat
PART NUMBER: 2263749
$38.10 this is the heater