freezer will not cycle compressor to off.

Refrigerator & Freezer Repair
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1

HI Verdana
Freezer will not cycle to off.
Replaced T STAT from Appliancepartspros.com.
Temperature drops to -20 Thats 20 below zero.
I unplug freezer to stop. T Stat is set AT 1 setting.
Freezer cannot be set at any number lower.
What do I need to fix.

3

What is the part number of the thermostat you already replaced?

4

— Begin quote from ApplianceJunk;758956

What is the part number of the thermostat you already replaced?

— End quote

            Part#WPF24B-L

        Recieved from 2W3468