En-9
(1) Ceiling concealed type
Gap of 1.5 to 2 m
100 mm or more
Downward gradient
2.5 to 5.0 mm
Supporter
Locally arranged pipe
GOOD
VP25 [O.D 32 mm
or more]
Air bleeding
Rise
PROHIBITED
Trap
Observe the following procedures to construct centralized drain pipe
fi
ttings.
VP30 or more
[O.D 38 mm or more]
Downward gradient
1/100 or more
(2) Wall mounted type/Floor standing concealed type
100 mm
or more
Downward gradient
2.5 to 5.0 mm
Locally arranged pipe
GOOD
VP25 [O.D 32 mm
or more]
Air bleeding
Rise
PROHIBITED
Trap
Observe the following procedures to construct centralized drain pipe
fi
ttings.
VP30 or more
[O.D 38 mm or more]
Downward gradient 1/100
or more
5.2. Install the drain pipe
(1) Be sure to use supplied Drain hose
1
and Hose band
2
2
Hose band (Accessories)
Drain
hole
1
Drain hose (Accessories)
Hard PVC side
Hose band
4 mm or less
20 mm
2
Hose band
1
Drain hose
Fasten the Hose band
2
at the position where
horizontal against earth (ground).
The Hose band
2
must be positioned at the right
side of the Drain hose
1
as in the
fi
gure.
(2) Be sure to connect Drain pipe with adhesive (polyvinyl chloride) so that there is no
leakage.
Applying
area of
adhesive
Joint pipe
(Field supply)
Drain pipe (VP25)
(Field supply)
4 mm or less
CAUTION
Do not connect to the Drain hole with adhesive. Using adhesive may cause damage
and water leaks.
(3) After installing the Drain hose
1
, check if the drainage is smooth.
CAUTION
To prevent excessive force on Drain hose 1, avoid bends or twists. (To bend or twist
may cause water leaks.)
(4) After checking for drainage, attach the Drain hose insulation B
3
to insulate, following
the instructions as in the
fi
gures.
To avoid space with Drain hose
1
and Hose band
2
, press
fi
rmly the Drain hose
insulation B
3
.
3
Drain hose insulation B
(Accessories)
Ensure there is
no space.
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