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Heavy Repair Method of Refrigerator by Application of Refrigerant
1-4. Charging Tube Connection Step
Required equipment: Charging tube, simple welding machine
Remove a charging pipe to recharge R134a refrigerant after completing work, and then connect a charging tube with
welding
1-5. 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
Suction Pipe
Discharge Pipe
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