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Concealed Duct High Static Pressure
Installation Manual
Concealed Duct High Static Pressure
Installation Manual
– 19 – – 20 –
n Pipe material, size and insulator
The following materials for piping work and insulating process are procured locally.
Pipe material
Insulator
Hard vinyl chloride pipe socket for VP25
Hard vinyl chloride pipe VP25 (Nominal outer diameter Ø32mm)
Foamed polyethylene foam, thickness: 10mm or more
n Connecting drain pipe
REQUIREMENT
• Using adhesive agent for vinyl chloride, connect the hard vinyl chloride pipes certainly so that water does not leak.
• It takes some time to dry and indurate the adhesive agent. (Refer to the manual of adhesive agent.)
Do not apply any extra force on the connecting section until the adhesive agent dried.
n Drain up
• When install the drain up kit of optional accessory, read the Installation Manual supplied to a drain up kit.
n Check the draining
Check if the water can flow out properly during the test run. Also, check if no water leakage from the piping connection port.
REQUIREMENT
• Do drain test even if installation of heating season.
• Pour water into the drain pan port of the air inlet port gently using the kettle or hose when duct is not connected to the
drain pipe. When duct is connected to the drain pipe, remove the Access plate and perform it.
Access plate
Pour into the drain pan with a hose
or other materials.