Section 7. Refrigerant Line Brazing - Trane 4TTM3018 Installer's Manual

Side View
Wall
Isolation Through Wall

Section 7. Refrigerant Line Brazing

7.1 Braze The Refrigerant Lines
STEP 1 - Remove caps or plugs. Use a deburing
tool to debur the pipe ends. Clean both internal and
external surfaces of the tubing using an emery cloth.
8
8 Feet Maximum
Secure Vapor Line using isolators every 8 ft. Secure Liquid Line
directly to Vapor Line using tape, wire, or other appropriate
method every 8 ft.
Isolation In Wall Spaces
Sealant
Insulation
Vapor Line
8 Feet Maximum
DO NOT hang line sets from ductwork
Wall
Isolator
Line Set
Ductwork
Isolator
Line Set
18-AC78D1-6