Arctic Air 22 cu. ft. Commercial Freezer F22CWF "lost manual put timer" Questions

...manual lost UL2494ECW3 is the model number. The commercial freezer is about 10 years old and we lost the manual. We need to defrost and arent sure how exactly to do this. Should we open the drainage ...

...manual and not automatic.Give it a turn in the direction and watch to see what happens. It may go into defrost again and come back out on its own and freeze properly. If it continues to stay in ...