A4 Quattro Sedan V6-3.0L (AVK) (2002)
Refrigerant: Service and Repair
A/C Refrigerant System (R-134A), Evacuating and Recharging
A/C Refrigerant System (R-134a), Evacuating And Recharging
WARNING:
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Always use an Underwriter's Laboratory (UL) approved refrigerant recovery/ recycling/recharging unit such as Kent-Moore ACR4, or
equivalent, when evacuating and recharging an R-134a A/C system.
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Any person who services a motor vehicle air conditioner MUST, by law, be properly trained and certified and use approved refrigerant
recycling equipment. Technicians must complete an EPA approved recycling course to be certified.
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State and local governments may have additional requirements regarding air conditioning servicing. Always comply with state and local
laws.
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Always wear safety goggles when discharging, evacuating and recharging an A/C system.
CAUTION: Always follow manufacturer's instructions when using a refrigerant/recovery/recycling/recharging unit.
NOTE: Only the high pressure service valve is used for A/C system servicing. Perform all A/C system service operations (i.e. discharging, evacuating
and recharging) through the high pressure service valve only.
Evacuating and recharging
Follow all safety measures starting on, when evacuating and recharging the A/C refrigerant system.
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Follow refrigerant recovery/recycling/recharging unit manufacturer's instructions for evacuating and recharging A/C system.
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Evacuate refrigerant system for a minimum of 30 minutes.
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When recharging A/C system, add correct amount of refrigerant and PAG oil to system A/C refrigerant oil capacities.
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After system recharge, manually rotate A/C compressor approx. 10 turns before starting engine. Start engine with A/C OFF. After idle speed has
stabilized, switch A/C ON and let engine idle (compressor running) for minimum of two minutes before raising engine speed.