Kessel Ecolift SPZ 1000 Instructions De Pose Et D'utilisation page 32

Remove the level detection
Unscrew both screws (TX25).
Pull the probe out with bracket.
Repeat the procedure for the second probe.
Dismantle the lockable cover and flap
Open both quick-release closures.
Remove the lockable cover with motor.
Pull off the retaining clip and remove the backwater
flap.
Drain and check the backflow preventer
2. Open the one-handed closure on the flap housing.
Remove the pressure pipe connection.
Use a narrow object to lift the backflow preventer and
allow the wastewater to flow into the open tank.
If there is no water in the pressure pipe, dismantle the
backflow preventer (4 screws), check it and replace it if
necessary.
Check the pump, clean if necessary
Needs-based maintenance is planned for the system
pump. The movable components can be dismantled if
necessary depending on the backflow events (can be
read out at the control unit) or the degree of soiling of the
pump. If an error message is applied at the control unit, a
full maintenance must be carried out.
If necessary, dismantle the spiral housing with macerator
(TX 20).
Check the shaft behind the impeller for foreign bodies,
clean if necessary.
Clear the ventilation pipe.
Check the cutting blades on the shaft and cutting plate
in the spiral housing for wear and replace if necessary
(see accessories set 28075, follow the enclosed installa-
tion instructions EBA no. 010-006 on centring the cutting
blade!).
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Installation and operating instructions 010-844