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5 Installation at Site
21 of 72
Ama-Drainer-Box
5.3.2.2 Connecting the discharge line
CAUTION
Incorrect installation of discharge line
Risk of leaks!
▷
Run the discharge line above the flood level before leading it into the sewer.
▷
Do not connect the discharge line to the waste water downpipe.
▷
Do not connect any additional sanitary installations to the discharge line.
NOTE
To prevent any backflow from the collecting main, run the discharge line in the
form of a pipe loop whose invert at its highest point must be above the locally
defined flood level (e.g. street level).
NOTE
All waste water lifting units are equipped with check valves.
NOTE
We recommend installing a gate valve in close proximity to the system.
After installation, subject the discharge line to a pressure test.
Lay the discharge line with a slightly rising slope.
Discharge line of single-pump units 1 U - DN 40
Discharge line 710.01 can be connected using one of two options:
▪
External thread G 1
1
/
2
or, after removing the threaded section,
▪
glued nozzle with an outside diameter of 50 mm
1.
Fit spigot and socket connection 720.04.
2.
Fit discharge pipe 710.01.
If the discharge line is connected via a glued joint, remove the threaded section
of the discharge pipe in the area marked
Ⓐ
using a saw or angle grinder; debur
the pipe end.
3.
Slide the discharge pipe into the spigot and socket connection from the outside.
Apply a sufficient amount of lubricant to the pipe end before inserting it.
4.
Align the discharge pipe and observe the installation dimension.
5.
Connect the discharge line provided at the site.
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