Trane Technologies 4TWA4036A3000A - Refrigerant Line Brazing Procedures; Braze Refrigerant Lines to Service Valves

10
18-BC97D1-1D-EN
Refrigerant Line Brazing
Table 15. Braze the Refrigerant Lines
1. Remove caps or plugs. Use a deburring tool to debur the pipe
ends. Clean both internal and external surfaces of the tubing
using an emery cloth.
2. Remove the pressure tap cap and valve core from each service
valves.
3. Purge the refrigerant lines and indoor coil with dry nitrogen.