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Handling R600a Refrigerant During Major Repairs
9-2-4. Charging Tube Connection
Required equipment: Charging tube, simple welding machine
• Remove a charging pipe to recharge R600a refrigerant after completing work, and then connect a charging tube with
welding
9-2-5. Vacuum Air Removal
Required equipment: Vacuum pump
• Connect a vacuum pump to a charging tube to perform vacuum cycle.
• Vacuum work should be performed for an hour. (If vacuum time is short, normal cooling performance may not be exerted
due to failure of cooling cycle.)
Charging
Tube
※ The position of the Suction Pipe, Charging Tube and Discharge
Pipe needs to be checked since the their positions may vary
depending on the shape of the Comp
Suction Pipe
Discharge Pipe
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