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A/C Sec. High Pres. Switch

(Open/Closed)
The Secondary High Press. Switch closes when the A/C systems high pressure limit is approached. The VCM monitors the stale of this switch for compressor and auto recirculation operation. The switch closes at a high pressure value which is calibrated for specific platforms. The VCM continuously monitors the secondary high pressure switch when A/C has been selected by the operator.
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