36
User manual/
Installation manual
Air Evacuation
Preparations and Precautions
Air and foreign matter in the refrigerant
circuit can cause abnormal rises in pressure,
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non-condensable gas and moisture from the
system.
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connected properly.
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connected properly.
Evacuation Instructions
1. Connect the charge hose of the manifold
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2. Connect another charge hose from the
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3.
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manifold gauge. Keep the High Pressure
side closed.
4.
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the system.
5.
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or until the Compound Meter reads
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Compound gauge
-76cmHg
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Pressure hose/
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Charge hose
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Charge hose
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6.
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pump.
7. Wait for 5 minutes, then check that there
has been no change in system pressure.
8. If there is a change in system pressure,
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there is no change in system pressure,
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9.
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after 5 seconds.
10.
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minute to make sure that there is no
change in pressure. The Pressure
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atmospheric pressure.
11.
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Flare nut
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Cap
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13.
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further.
Summary of Contents for AR TXHQA Series
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