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Replacement parts for AMANA ABB2224DEW REF - BOTTOM MOUNTS | AppliancePartsPros.com
Sounds like a problem with the start/overload relay (Item 10 in Section 2)
Check that the condenser/compressor fan is running.
Compressor may not be getting any cooling.
Also a good idea to clean the condenser coils.
The problem can also be caused by a compressor going bad.
Below are a couple links on how to check the compressor and start relay.
Often though people just replace the start relay to see if it is the problem.
Appliance Repair Guide: How To Fix a Refrigerator - ACME HOW TO.com