Surprise! Cooler And Freezer ARE Going Down
Channel: HVACR Survival
Date: 25/02/2022

Service call was for a reach in cooler than was not reaching temperature but I found unreported problems while testing the cooler. The walk-in freezers compressor had a unusual amount of ice build up on the compressor that needed further investigation...So it begins 

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#hvacrsurvival #hvaclife #hvacservice #hvacr #refrigeration #troubleshooting
0:00 Why I'm here - Lets Look it over
0:37 Frozen evaporator in the walk-in freezer
1:05 The doorjamm Check it out in action
2:15 Looking closer - we have a fried defrost clock
3:08 Locating the correct terminals to rewire a new defrost clock
5:45 Fried crispy defrost clock - loose connection vs dead short
7:22 Verify defrost amps and setup for full defrost
8:15 Defrost elements are working! 
8:45 History of the reach in True cooler
9:25 How I come to the conclusion that the cooler is low on refrigerant prior to opening the system
10:54 Inficon D-tek 3 finds the leak fast!
12:40 How I like to tap a refrigeration system
13:48 TD vs Delta Tee how to double check the pressures to the PT charts - Rule of thumb for diagnostic usage
15:36 Rechecking the freezer but were not finished yet - water is faster then direct heat
16:40 Don't lock yourself in the freezer!
17:08 I love the doorjamm! 


#hvacrsurvival #hvaclife #hvacservice #hvacr #refrigeration #troubleshooting