Hose/Line HVAC: Service and Repair
REFRIGERANT LINEREPLACEMENT
1. Discharge refrigerant from refrigeration system.
2. Replace faulty tube or hose.
CAUTION: Cap the open fittings immediately to keep moisture or dirt out of the system.
3. Tighten joint of bolt or nut to specified torque
CAUTION: Connections should not be torque tighter than the specified torque.
4. Evacuate air in refrigeration system and charge system with refrigerant.
Specified amount : 500 ± 25g
5. Inspect for leakage of refrigerant.
Using a gas leak detector, check for leakage of refrigerant.
6. Inspect A/C operation.