Trane 4TWR7 - Section 5: Refrigerant Line Considerations; 5.1 Refrigerant Line and Service Valve Connection Sizes

6 18-BC90D1-4A-EN
Section 5. Refrigerant Line Considerations
5.1 Refrigerant Line and Service Valve Connection Sizes
Table 5.1
RATED
LINE SIZES
Line Sizes Service Valve Connection Sizes Max Line & Lift Lengths
Vapor
Line
Liquid
Line
Vapor Line
Connection
Liquid Line
Connection
TOTAL Max
Line Length (ft.)
Max Lift (ft.)
4TWR7024A 5/8
3/8 3/4 3/8 150 50
4TWR7036B 3/4
3/8 3/4 3/8 80 25
4TWR7048A 7/8
3/8 7/8 3/8 150 50
4TWR7060A 1-1/8
3/8 7/8 3/8 80 25
ALTERNATE
LINE SIZES
Line Sizes Service Valve Connection Sizes Max Line & Lift Lengths
Vapor
Line
Liquid
Line
Vapor Line
Connection
Liquid Line
Connection
TOTAL Max
Line Length (ft.)
Max Lift (ft.)
4TWR7024A 3/4
3/8 3/4 3/8 80 25
4TWR7036B
5/8
3/8 3/4 3/8 150 50
7/8
3/8 3/4 3/8 80 25
4TWR7048A 3/4
3/8 7/8 3/8 150 50
4TWR7060A
3/4
3/8 7/8 3/8 150 50
7/8
3/8 7/8 3/8 150 50
Note: For other line lengths, Refer to Refrigerant Piping Application Guide, SS-APG006-EN or Refrigerant Piping
Software Program, 32-3312-xx (latest revision).