18-AC98D1-7D-EN 3
50’
Max
Vertical
Change
Standard
Line Set
150’ Max
TOTAL Line Length
50’
Max
Vertical
Change
Table 2.1
Section 2. Unit Location Considerations
2.1 Unit Dimensions and Weight
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. Service valve connection diameters are
shown in Table 5.1.
Note: For other line lengths, Refer to Refriger-
ant Piping Application Guide, SS-APG006-EN
or Refrigerant Piping Software Program, 32-
3312-03 (or latest revision).
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.
Unit Dimensions and Weight
Models H x D x W (in)
Weight* (lb)
4TTR6024N 41 x 34 x 37 244
4TTR6036N 45 x 34 x 37 250
4TTR6048N 45 x 34 x 37 254
4TTR6060N 45 x 34 x 37 275
4TTR6018J 29 x 30 x 33 161
4TTR6024J 29 x 30 x 33 162
4TTR6030J 37 x 30 x 33 184
4TTR6035J 33 x 30 x 33 156
4TTR6036J 37 x 34 x 37 212
4TTR6041J 37 x 34 x 37 212
4TTR6042J 45 x 34 x 37 252
4TTR6048J 45 x 34 x 37 256
4TTR6049J 45 x 34 x 37 272
4TTR6060J 45 x 34 x 37 277
4TTR6060K 45 x 34 x 37 252
4TTR6061C 45 x 34 x 37 280
* Weight values are estimated.