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Infiniton CCFL-4530 Manual De Instrucciones página 26

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4.4. Connection and installation of indoor, outdoor unit refrigerant pipe
1.Pipeline inspection
Before connecting the pipes, they must be checked, and be installed after meeting the following requirements.
1)Inside the tube it must be clean and free of dirt.
2)
Bell port and spiral port on both ends must be intact.
2.Pipe connections
On operation of connecting the condenser tubes of the indoor unit, the operation is required to be done quickly.
During field installation, operation time for connecting two tubes should not exceed 5 minutes.
1)When connecting the connector on the bell port, be sure to make two pipes concentric and aligned, and
then nested the spiral port, and screwed it in, finally tightened with a wrench, shown in figure below:
Fix
Connect the solid brass, before operation, regulate the torque wrench according to tightening force parameters
listed in Table below.
Pipe diameter(mm)
6.35
9.52
12.7
15.88
19.05
4.Installation guide
Notes:
Use two wrenches, ordinary wrench, torque wrench each
one.
Figure 15
Tightening force
1.4 ~1.7
1.4 ~1.7
4.8 ~6.2
4.8 ~6.2
6.9 ~9.9
22
(kgf·m)

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