Installed both fan motor and control. Unit working as designed.

Installed parts listed, all checks okay

"Unit needs defrost sensor. Unit not going into defrost as should and building lots of frost which is restricting airflow and blocking fan. Also fan hitting build up frost causing loud noise. We were sent out for second opinion."

"Needs parts listed; rqstng P&A on 1 5304523741 (Motor), ordrng 1 5304529281 (Board), states that autho needed"

Cleared ice from drain tube in vent chute. Door sealing okay. Advised customer to give 24 hours to reach temp.