Troubleshooting - DAB NOVA UP MAE 300 Instrucciones De Instalación Y Mantenimiento

12. TROUBLESHOOTING

CHEC CH
FA FAUL ULTS TS
(p (pos ossi sibl ble
A. Check that voltage is
reaching the motor.
The motor does B. Check the protection
not start and fuses.
1
does not make C. The switch is not
any noise. activated by the
sensor.
A. The suction grid
or the pipes are
blocked
B. The impeller is worn
The pump does
2 or blocked.
not deliver
C. The head required
is higher than the
pump's characte-
ristics
A. The switch is not
The pump does
3 deactivated by the
not stop.
sensors.
ECKS KS
REME RE MEDI DIES ES
e caus ca uses es) )
B. If burnt out, chang
them.
C. -Check that the
probes are not
clogged by dirt.
- Increase the depth
of the trap
A. Remove the
obstructions.
B. Replace the im-
peller or remove
the obstruction.
A. Check that the
probes are not
clogged by dirt.
CH CHEC
FA FAUL ULTS TS
(p (pos ossi sibl ble
A- Check that the
suction grid is not
partially blocked
Check that the impeller
or the delivery pipe
4 are not partly blo-
cked or encrusted.
C. Ensure that the check
valve (if contempla-
ted) is not partially
blocked
The pump stops A. The thermal overload
5 after having run protection device
for a short time stops the pump.
ENGLISH
ECKS KS
REME RE MEDI DIES ES
e caus ca uses es) )
A. Remove any ob-
structions.
B. Remove any ob-
structions.
c. Accurately clean
the check valve
to be pumped is
not too dense as
it would cause
overheating of the
motor.
Check that the
water temperature
is not too high.
Check that the
probes are not
clogged by dirt.
GB
29