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U-shaped curve
Note:
Drain hose
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8.7 Vacuum Pumping and Leak
Detection
1. Use Vacuum Pump
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Liquid valve
Gas valve
Refrigerant charging
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Piezometer
Lo Hi
Valve cap
Vacuum pump
Inner hexagon
spanner
Close
Open
2. Leakage Detection
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8.8 Check after Installation and Test
Operation
1. Check after Installation
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2. Test Operation
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conditioner cant start cooling.
Service Manual
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Installation and Maintenance