
1. General installation Guide
14
(4) Insulation of the branch pipe
Process photo Work details
(installer)
Items to check (manager)
Heat-preserve
the pipe if there
is no nitrogen
leakage.
Check for leakages. Check for leakages.
(5) Insulation of the branch pipe
Process photo Work details
(installer)
Items to check (manager)
Heat
preservation of
the branch pipe
Dense fill up to prevent
missing heat preservation
material and swelling.
Check the heat preservation
condition.
(6) Levelness adjustment of the branch pipe
Process photo Work details
Things to obey
(installer)
Items to check (manager)
Check the
levelness of the
pipe.
Do not exceed the
levelness limit of 15
degrees.
Check the levelness
condition.
4) Drainpipe construction
(1) Inserting the heat preservation materials
Process photo Work details
Things to obey
(installer)
Items to check (manager)
Insert the
insulation
materials into
the PVC pipe.
Do not damage the heat
preservation materials.
- Check for damage in the
heat preservation
materials.
- Check for damage in the
pipe.
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