18-BC120D1-1A-EN 3
Table 2.2
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)
5TWA4036A3 37 x 34 x 37 222
5TWA4042A3 45 x 34 x 37 251
5TWA4048A3 45 x 34 x 37 251
5TWA4060A3 45 x 34 x 37 251
5TWA4036A4 37 x 34 x 37 222
5TWA4042A4 45 x 34 x 37 251
5TWA4048A4 45 x 34 x 37 251
5TWA4060A4 45 x 34 x 37 251
* Weight values are estimated uncrated.
Section 2. Unit Location Considerations
2.1 Piping Guidelines
Piping material, pipe routing, and installation shall include protection from physical damage in operation and service,
and be in compliance with national and local codes and standards. All eld joints shall be accessible for inspection
prior to being covered or enclosed. Install of pipe work shall be kept to a minimum. That provisions shall be made for
expansion and contraction of long runs of piping.
2.2 Unit Dimensions and Weight
Standard
Line Set
150’ Max
TOTAL Line Length
2.3 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 Refrigerant Piping Application Guide, SS-APG006F-EN, or Refrigerant
Piping Software Program.
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