Engine Refrigeration (Supplementary) USCG Question #77 (Set 2)

What is a quick method used to test a water cooled condenser for the presence of a refrigerant leak without actually pinpointing the actual location?

Official USCG Answer & Rule Citation

Correct Answer: Option C — check the drains on the condenser heads with a halide torch

Checking the cooling water discharge drains or condenser water box vents with a halide torch or electronic leak detector detects refrigerant leaking through failed, porous condenser tubes without teardown.

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