DAB FEKAFOS Instrucciones Para La Instalación Y El Mantenimiento página 36

8. TROUBLESHOOTING
FAULTS
1. Water is overflowing
from the tank and the
pump is not working.
(In this situation the alarm,
if installed, must intervene.
Otherwise check the alarm
system installation
instructions.)
2. The alarm, if installed,
intervenes, but the
system operates
regularly.
ENGLISH
CHECK
(POSSIBLE CAUSES)
A. Delivery pipe blocked.
B. The pump is not correctly connected to
the delivery pipe.
C. No return valve blocked.
D. Interception valve closed.
E. Pump characteristics are insufficient.
F. The pump intake grille is blocked.
G. The impeller is worn or blocked by
foreign bodies.
A. Check the exact position of the alarm
float.
A. Remove the obstructions.
B. Check that the pump slide is
C. Clean the valve.
D. Open the valve.
F. Remove the obstructions.
G. Remove the obstructions.
A. Repeat the checking and
33
REMEDY
at its full limit (only for 280-
550 l tanks).
installation operations.