7
Maintenance
7.1
Maintenance instructions
Maintenance must be carried out by a technical specialist.
7.2
Maintenance interval
A maintenance date can be set at the control unit.
If the maintenance date has arrived, this is indicated by a plain text message on the display.
According to standard specifications, maintenance must be carried out at the following intervals:
1/4-yearly for systems in commercial operations
1/2-yearly for systems in apartment buildings
Yearly for systems in single-family homes
Visual inspection
The system must be checked once every month by the operator through observation of two switching cycles for opera-
tional ability and leak-tightness.
7.3
Open the inspection access
Open the locking lever.
Lift down the service access cover.
7.4
Pump
Pump and pressure pipe maintenance
NOTICE
Disconnect system from energy sources!
Ensure that the electrical components are dis-
connected from the electrical power supply dur-
ing the work.
Open the one-handed closure on the discharge
socket.
Pull out the pump, complete with pressure pipe, by the
handle.
Check the pump parts for deformation and deposits, con-
tact KESSEL service department if necessary.
Ensure the moving parts can move easily.
Carry out a visual check of the fitting components.
Wipe the float switch down with a damp cloth.
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