Lennox VEPS075N432K, User Manual

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DC Inverter Multi VRF System
6
If the ODU is totally surrounded by walls, please refer to the following figures for space dimension:
Unit
：
mm
Fig.2
3.3 Piping Work Requirements
Refer to the table below for piping work requirements:
R410A Refrigerant System
Outer diameter (mm/inch) Wall thickness (mm)
Φ6.35(1/4) ≥0.8
Φ9.52(3/8) ≥0.8
Φ12.7(1/2) ≥0.8
Φ15.9(5/8) ≥1.0
Φ19.05(3/4) ≥1.0
Φ22.20(7/8) ≥1.2
Φ25.40(8/8) ≥1.2
4 Installation Instruction
NOTE: Graphics here are only for reference. Please refer to actual products. Unspecified
dimensions are all in mm.