Kessel GTF1000 Manual page 24

5.3 Maintenance activities
NOTICE
Disconnect system from energy sources!
Ensure that the electrical components are dis-
connected from the electrical power supply dur-
ing the work.
Ensure the float switch can move freely.
Dismantle the movable components
Remove the intake cage.
Remove the spiral housing.
Check the multi-vane impeller for smooth and easy move-
ment, dismantle if necessary.
Carry out cleaning
Clear the ventilation pipe.
Clean the dismantled components in a water bath.
Ensure that the multi-vane impeller is free from solids and
deposits
Check and assemble the components
Check the dismantled components for wear, replace if
necessary.
Assemble the components again in reverse order.
Carry out a functional test (see "Functional test",
page 23).
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