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Question:

When using a system-dependent recovery system on an appliance that has an operating compressor, the technician should ____.

A Run the compressor and recover from the high side of the system only.
Explaination

An appliance with an operating compressor and a completely restricted capillary tube or metering device requires only one access valve on the high side of the system. (Page 17 & 18 ESCO EPA 9TH V2 Edition Prep Manual)