Heat Controller SMA - Installation Details; Wrench Torque Sheet for Installation; Connecting the Cables; Pipe Length and the Elevation

Service manual
8 Installation details
8.1 Wrench torque sheet for installation
Torque
mm inch lb-ft
φ6.35 1/4 13
φ9.52 3/8 30
φ12.7 1/2 40
φ15.88 5/8 48
φ19.05 3/4 48
Outside diameter
8.2 Connecting the cables
The power connection cable to be made based on the min. circuit ampacity (MCA) on the unit rating label.
8.3 Pipe length and the elevation
Standard
length
Max. Max. Additional
ft Elevation Elevation refrigerant
Btu/h GAS LIQUID B (ft) A (ft) (oz/ft)
3/8’’ (φ9.52) 1/4’’ (φ6.35) 16 16 33 .3
1/2’’ (φ12.7) 1/4’’ (φ6.35) 16 16 33 .3
1/2’’ (φ12.7) 1/4’’ (φ6.35) 16 26 50 .3
5/8’’ (φ15.88) 1/4’’ (φ6.35) 16 33 65 .3
5/8’’ (φ15.88) 3/8’’ (φ9.52) 16 33 65 .7
5/8’’ (φ15.88) 3/8’’ (φ9.52) 16 50 65 .7
3/4’’ (φ19.05) 3/8’’ (φ9.52) 16 50 100 .7
Pipe size
7k~12K
16K~28K
30K~36K
Capacity
Heat Controller, Inc. Jackson, MI 49203
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