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Volvo
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1988
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780 V6-2849cc 2.8L SOHC B280F
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Repair and Diagnosis
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Specifications
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Pressure, Vacuum and Temperature Specifications
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Low Pressure Sensor / Switch, HVAC
Low Pressure Sensor / Switch, HVAC
Low-pressure Switch (Pressostat):
Closes at
R12
3.2 bar (46 psi)
R134a
3.1 bar (45 psi)
Opens at
R12
1.8 bar (26 psi)
R134a
1.6 bar (23 psi)