Section 2. Unit Location Considerations - Trane 4TWR7 Installer's Manual

Section 2. Unit Location Considerations

2.1 Unit Dimensions and Weight
Table 2.1
Unit Dimensions and Weight
Models
4TWR7024A
4TWR7036B
4TWR7048A
4TWR7060A
* Weight values are estimated.
When mounting the outdoor unit on a roof, be
sure the roof will support the unit's weight.
Properly selected isolation is recommended to
alleviate sound or vibration transmission to the
building structure.
2.2 Refrigerant Piping Limits
1. The maximum TOTAL length of refrigerant
lines from outdoor to indoor unit should
NOT exceed 150 feet* (including lift).
2. The maximum vertical change should not
exceed 50 feet*.
3. Standard and alternate line sizes and
service valve connection sizes are shown in
Table 5.1.
* See Table 5.1 for exceptions for certain
tonnages.
Note: For other line lengths, Refer to Refriger-
ant Piping Application Guide, SS-APG006-EN
or Refrigerant Piping Software Program, 32-
3312-xx (latest revision).
18-BC90D1-4A-EN
H x D x W (in) Weight* (lb)
41 x 34 x 37 236
41 x 34 x 37 210
45 x 34 x 37 292
45 x 34 x 37 293
W
H
D
Standard
Line Set
150' Max
TOTAL Line Length
3