18-AC124D1-1A-EN 3
Section 2. Unit Location Considerations
2.1 Unit Dimensions and Weight
2.2 Refrigerant Piping Limits
50’
Max
Vertical
Change
Standard
Line Set
150’ Max
TOTAL Line Length
50’
Max
Vertical
Change
Table 2.1
Unit Dimensions and Weight
Models H x D x W (in)
Weight* (lb)
4TTX5018N 35 x 30 x 33 172
4TTX5024N 35 x 30 x 33 173
4TTX5030N 42 x 30 x 33 195
4TTX5036N 44 x 34 x 37 221
4TTX5042N 52 x 34 x 37 277
4TTX5048N 52 x 34 x 37 281
4TTX5060N 52 x 34 x 37 286
* 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.
Please refer to application bulletin for detailed
mounting information.
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).
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