90 Quattro 20V (Canada) L5-2309cc 2.3L DOHC (7A) (1989)
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High Pressure Sensor / Switch: Description and Operation
Compressor Clutch High Pressure Cutout Switch (-F118-)
A/C Refrigerant High Pressure Cut-Out Switch (5 Cylinder)
A/C High Pressure Cut-out Switch (-F118-) turns A/C compressor clutch OFF when refrigerant pressure goes too high. The switch opens when A/C
pressure exceeds approximately 435 PSI (30 bar). Switch can be removed without discharging refrigerant system.
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Switch identified by red housing.
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Opens: 28.2 bar - 31.0 bar (408.9 psi - 449.5 psi).
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Closes: 10.3 bar - 17.3 bar (149.3 psi - 253.7 psi).
