Walk In Freezer Warm Since Yesterday!?
Channel: HVACR Survival
Date: 2022-08-22

Walk-in freezer had gone into an alarm yesterday and I was there to find out why. Let's look for what could have caused it and fix it! 

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Warning Notice Disclaimer - Video content listed on the channel HVAC*R Survival is for entertainment purposes only and not meant to be a substitute for not contacting a competent HVAC/R PROFESSIONAL.  Do not attempt anything said or seen on my videos, The tasks that are shown are dangerous and deadly without proper training. 

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#hvacrsurvival #hvaclife #hvacservice #hvacr #refrigeration #troubleshooting
00:00 Tru Tech Tools
00:13 Todays Call is a warm freezer
01:04 refrigerant leak search with the Inficon stratus 
01:36 Emerson e2 controller history
02:33 first large refrigerant leak
04:02 finding residual leaks up high
04:51 still leaking after tightening the refrigerant cap
05:20 changing the refrigerate Schrader core
05:58 Knipex plyers wrench
07:01 testo digital wireless refrigerant scale 
09:20 remove from defrost 
10:31 found another refrigerant leak
12:42 navac NEF6LM automatic flare tool
13:50 how to properly flare a fitting
15:56 no valves to use a vacuum pump this is the only choice
20:03 final leak checking
21:23 looking high and low for additional refrigerant leaks
21:34 change the refrigerant drier anyway
23:48 final checks on the E2 controller