Poor Refrigeration Temperatures

[AJ]

Model/Serial Numbers:
Frigidaire 12 Cubic Foot Top Mount FRT124 With Serial Numbers Beginning With RA

Problem:
Frost build-up on Evaporator causing poor refrigeration temperatures

Cause:
Defrost Thermostat short cycling.

Solution:
Replace and relocate the defrost thermostat, install air deflector and raise the heating element.  Position the defrost thermostat at the location shown below.
 
For Canadian Market Only:
1. The replacement thermostat is part # 401769-1010. 
Follow Steps 2 and 3 below.

For All Other Markets:

1. The replacement thermostat is part # 5303917954 .
2. Install Styrofoam deflector part # 240518402 (Cut to Fit) in order to deflect more heat from the defrost heater to the upper portion of the evaporator coil.
3. Raise-up the defrost heater closer to the evaporator to ensure a more direct heat source. Please review the illustration for the defrost thermostat and Styrofoam block locations.