Reference Model: WRF736S
Problem: Frost covering back wall of freezer, evaporator fan motor not running, display panel powering on and off every 3 seconds, causing the diagnostics to be unavailable.
Diagnosis:
Remove the frost to allow the evaporator fan motor to move, then remove power from the unit, re-powering a few minutes later. Evaporator fan motor should begin to operate correctly if it is undamaged. Refer to Whirlpool tech sheet below and service bulletin below for information regarding possible causes for the frost.
Whirlpool Refrigerator Tech Sheet
Whirlpool Refrigerator Service Bulletin
Item Number EDR2RXD1EveryDrop Ice & Water Refrigerator Filter
Item Number WP1117510T-20 Torx (star) key tool used for some door handle set screws
Item Number W10841140White silicone adhesive caulk
Item Number W10539769Affresh Stainless Steel Cleaning Wipes