How much 134A?? Empty system - Ford Powerstroke Diesel Forum
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post #1 of 3 Old 06-20-2011, 10:44 AM Thread Starter
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How much 134A?? Empty system

Had to replace the a/c hoses how much refrigerant do I need thanks? How long should I pull vacuum?

2004 FX4 CC w/zf6 ! <><

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post #2 of 3 Old 06-20-2011, 11:52 AM
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2.63lbs is the system charge w/o auxillary air
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post #3 of 3 Old 06-20-2011, 12:33 PM

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Pull vacuum for at least an hour to allow all the moisture to escape the system. Then let it sit for at least 30 minutes under vacuum to ensure the system isn't leaking.

Shawn Carlson

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