DC Inverter U-match Series Floor Ceiling Type Unit
23
NOTES!
(2) When connecting the tapered screw nut, first apply chilled machine oil on its
inner and outer surface and then screw it up for 3~4 circles.
(3) Confirm the tightening torque by referring to the following table (If the screw
nut is over-twisted, it may be damaged and cause leakage).
(4) Check whether gas leakage occurs to the connection pipe and then apply
thermal insulation, as shown below.
(5) Wind sponge around the joint of gas pipe and heat insulation sheath of gas
collecting pipe.
(6) Be sure to connect gas pipe after liquid pipe is connected.
(7) The installation of pipe-work shall be kept to a minimum.
(8) Pipe-work shall be protected from physical damage and shall not be installed
in an unventilated space.
Pipe diameter (inch)
Tightening torque (N·m)
Ф
1/4
15-30
Ф
3/8
35-40
Ф
1/2
45-50
