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ESI Outdoor Unit Installation Instruction
05.2018
Manufacturer reserves the right to change at any time for specifications or designs without notice and incurring obligations.
4. Refrigerant Pipe Considerations
Use only the pipe sizes indicated in Table 4-1 and determine required pipe length.
4.1 Refrigerant Pipe and Service Valve Connection Sizes
4.2 Refrigerant Pipe Limits
Model
Suction pipe
Liquid pipe
Suction pipe connection
Liquid pipe connection
2436
3/4
3/8
3/4
3/8
4860
7/8
7/8
Figure 4-1 Pipe length limit
Figure 4-2 Elevation difference limit
• Maximum pipe length = 100 feet.
Max.100ft
• Maximum elevation difference = 50 feet.
Max.50ft
Max.50ft
Table 4-1 Pipe sizes