GE ZIC36ON Series Technical Service Manual page 42

Check control settings and temperatures.
Food at a setting of 37 ˚F and 0 ˚F with no
door openings for 12 hours should be:
Fresh food 34 ˚F to 42 ˚F.
Freezer -8 ˚F to +6 ˚F.
Control settings OK.
Basic refrigerator checks:
Door gasket seal OK?
Door switch - light turning off with drawer closed?
YES
Is the evaporator fan running?
YES
Is the condenser fan running?
YES
Is the airflow within the
freezer normal?
YES
Verify thermistors are within proper
range using thermistor values chart.
Is the resistance within range?
YES
Check sealed system.
Does sealed system check OK?
YES
Unit tests OK.
Run checks again.
Reset electronics by unplugging
refrigerator for 15 seconds.
Look for usage problem.
Freezer Warm - Fresh Food Normal
Control settings
require adjustment.
NO
NO
Evaporator Fan Not Running flowchart.
NO
Condenser Fan Not Running flowchart.
Look for blockage at vents
NO or heavy frost on
evaporator cover.
Heavy Frost
Check wiring
connections.
NO
If OK, replace
thermistor.
Repair
NO
sealed system.
– 40 –
Adjust settings and allow
24 hours to stabilize.
Repair as
necessary.
Go to
Go to
Blockage
Go to Heavy Frost on Evaporator
Remove blockage
from vent area.
flowchart.