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Pipe diameter
Φ6.35mm
Φ9.52mm
Φ12.7mm
Φ15.9mm
4.3.5 Outdoor Pipe Connection
During engineering installation, the connection pipe inside the unit must be wrapped by insulation
sleeve.
(1) Pipe connection for
open the outermost soundproof cotton and place a fire barrier between compressor and straight
pipe. Use a soldering gun to unsolder straight pipe 1 and straight pipe 2. Install connection pipe
1 and connection pipe 2 to the corresponding position and then seal the apertures with welding
rod. First weld the liquid side connection pipe and then weld the gas side connection pipe.
During welding, it's necessary to use wet gauze to wrap up the two cut-off valves. Make sure
the flame won't burn the soundproof cotton or other components.
Fig.13
: As shown in Fig.15 and Fig.16,
Fig. 15
14
DC Inverter Multi VRF System
Fig.14
Tightening torque
15~30(N·m)
35~40(N·m)
45~50(N·m)
60~65(N·m)
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