146
Note 1:
For suction gas pipes, high pressure gas pipe and liquid pipes, gas pipe, are connections shall be wrapped with
insulation materials (purchased locally) when their auxiliary insulation cylinders have been installed.
For installation of insulation materials for the are
nut connections, it shall be cautioned that:
(1) Please connect it tightly so as to ensure no gas
leakage at both ends.
(2) The retaining clamp shall not be over tight so
as to ensure the thickness of the insulation
materials.
(3) Joints of insulation materials (purchased locally)
for the upper are nut connections shall be
wrapped upwards.
(4) Ensure that joints of the insulation materials are
installed upwards. (See Fig.13.)
Fig.13
Auxiliary pipe
Seal
Valve box
Bind both ends with tie wire
Field pipe
side of the
insulation pipe
Tube side of vale box of the insulation pipe
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