Hose/Line HVAC: Service and Repair

REFRIGERANT LINE

REPLACEMENT
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 bolt or nut to specified torque.






CAUTION: Connections should not be torqued tighter than the specified torque.

4. Evacuate air in refrigeration system and charge system with refrigerant.

Specified amount : 450 ± 25g (15.8 ± 0.88 oz.)

5. Inspect for leakage of refrigerant.
Using a gas leak detector, check for leakage of refrigerant.

6. Inspect A/C operation.