EN
Operation
Rectifying malfunctions
Malfunction
LED
flashes every
2 seconds, no flush actu-
ation.
No LED is lit.
Water is flowing from the
overflow.
Does not flush.
Water runs continuously.
1)
Flush actuations will no longer take place if the battery is almost dead.
18
Cause
1)
Battery almost dead
Control unit is in standby
mode
Battery dead
Trap or discharge pipe
clogged
Discharge pipe doubly
trapped
Insufficient ventilation pipe
in the drainage system
Solenoid valve or control
unit defective
Battery dead
Pipe pressure too low
Basket filter blocked
Solenoid valve or control
unit defective
Rectification
4 Replace the battery. → See operation manual
967.986.00.0.
4 Press the <TEST> button. Control unit shows
the current operation mode.
4 Press the <TEST> button. Replace the battery if
nothing appears on the display. → See
operation manual 967.986.00.0.
4 Close the water tap.
4 Clean and descale the trap. → See "Cleaning
and descaling the trap", page 21.
4 Check the discharge pipe.
4 Remove the second trap.
4 Check the ventilation pipe in the drainage
system.
4 Test the solenoid valve. → See Function test.
4 Replace the control unit.
4 Replace the battery. → See operation manual
967.986.00.0.
4 Check the pipe pressure (0.2–10 bar).
4 Clean the basket filter. → See "Cleaning the
basket filter", page 20.
4 Close the water tap.
4 Test the solenoid valve. → See Function test.
4 Replace the control unit.
2550619531-1 © 11-2017
967.987.00.0 (00)