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5.
Maintenance
Maintenance must be carried out by a technical specialist.
5.1
Maintenance interval
The maintenance interval follows the specifications in the standard for gravity
draining systems (EN 12056).
Period
1 year
6 months
3 months
5.2
Functional check/cleaning
Isolate device!
To protect the pump from deposits and blocking objects, it must be dismantled and
cleaned or freed from deposits at regular intervals. See „Fig. [7]".
▶ Ensuring accessibility of the float switch.
▶ Remove the intake cage.
▶ Remove the spiral housing.
▶ Check the multi-vane impeller for deformation and ease of movement.
▶ Clear the ventilation pipe.
▶ Clean the exposed multi-vane impeller using a water bath.
20
Application case
in single-family homes
in multi-family homes
in commercial buildings
Installation and operating manual
1
Fig. [7]
2
016-084_04
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