Service & TroubleshootingCâu 89 / 110
A technician measuring compressor amp draw far above the rated load amps (RLA) should suspect what?
a.A perfectly healthy compressor
b.A mechanical or electrical problem such as high head pressure or failing windings
c.An oversized filter
d.Low thermostat voltage
Giải thích
Amp draw well above the nameplate RLA indicates the compressor is overloaded, which can stem from high head pressure, low voltage, or degrading windings. Continued operation risks overheating and failure. The technician investigates head pressure, voltage, and mechanical condition.
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