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licensed to chill

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Discussion starter · #1 ·
Customer has a walk in cooler used to store seafood that is put in plastic tubs and packed with ice.
Walk in had 3 gravity coils that maintained box temperature of 35-40 degrees

Due to age of coils( 30+years) and reoccurring leaks the gravity coils were removed and replaced with 1 air over evaporator coil of compatible btu rating.
Box temperature maintains just fine with new evaporator coil but now customer is complaining that the ice in tubs is melting faster with new evaporator coil.

This was kind of a rush job so we went with a standard velocity evaporator vs a low velocity evaporator.
The customer is an old timer set in his ways and is not happy.

Any suggestions on modifications to the new coil or am I regretfully gonna have to find new gravity coils?
I know gravity coils maintain a higher humidity in cooler but is it that big of a deal?
 
Discussion starter · #8 ·
When I selected the evaporator coil I picked a low temp coil with a medium temp valve so I could have electric defrost
2 defrost at night for 20 minutes each just to knock off any ice that may have accumulated during the day
 
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