Installation
13
J
Sample outlet piping
Q
Correct piping installation procedure
z
Keep the end of piping under an open-air environment. Install the piping as short as
possible so that back pressure can not be applied (1).
z
If the distance up to the drain ditch is long, create an open-air section along the way and
then install horizontal piping using a pipe of 20 A or above (2).
z
In order to prevent the use of right-angled horizontal piping in the middle, install piping
with a descending slope (3).
Q
Incorrect piping installation procedure
z
Keep the end of the piping under an open-air environment. Water seal piping is prohibited
(1).
z
Direct horizontal piping (without open-air section) is prohibited (2).
z
Rising piping is prohibited (3).
