
27
Heavy Repair Method of Refrigerator by Application of Refrigerant
2-4. Charging Tube Connection Step
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
Charging Tube
Suction Pipe
Discharge Pipe
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.)