Prior to making non-major repairs (such as replacing a main liquid line dehydrator dessicant cartridge) of a large, multi- box refrigeration system, w...

Question

Prior to making non-major repairs (such as replacing a main liquid line dehydrator dessicant cartridge) of a large, multi- box refrigeration system, what should be done before opening the system?

Accepted Answer

pump down the low side and liquid line to 0 psig by closing the king valve, then isolate the dehydrator

Engine 2014: General Subjects

Prior to making non-major repairs (such as replacing a main liquid line dehydrator dessicant cartridge) of a large, multi- box refrigeration system, what should be done before opening the system?

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