If, while troubleshooting an R-22 residential air conditioning system at near design conditions, the operating pressures are found to be 80 psig on the low side and 200 psig on the high side, it is most likely that the system is opperating
A. with a compressor that has leaking valves
B. with a rerigerant overcharge
C. with an overfeeding metering device
D. properly
Answer: C
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