Tabla de contenido
Idiomas disponibles
Idiomas disponibles
ENGLISH
8. OPER TING TROUBLE
Switch the booster OFF before doing any work on it.
TROUBLE
8.1 NO SUCTION, THE " L RM"
a) The pump was not filled with liquid before
INDIC TOR LIGHT FL SHES
first starting up:
b) The strainer is not under water:
c) ir in suction pipe:
d) Suction valve not tight:
e) Strainer clogged:
f) Suction height exceeded:
g) Discharge closed, air cannot be
evacuated:
h) The unit has undergone a power cut:
8.2 THE MOTOR F ILS TO RUN
a) No power:
b) Turbine stalled:
c) Built-in thermal protection is actived:
8.3 THE PUMP OVERHE TS
a) Voltage too low:
b) Foreign bodies obstructing the pump:
c) mbient temperature above +40°C:
d) ltitude ≥ 1000 m:
8.4 THE PUMP DELIVERS
a) The motor fails to run at its normal speed
INSUFFICIENT PRESSURE
(foreign bodies, defective power supply,
etc.):
b) The motor is faulty:
8.5 THE MOTOR TRIPS OUT
a) The voltage is too low:
b) One phase is open-circuit:
c) The installation circuit-breaker is faulty:
8.6 THE FLOW IS IRREGUL R
a) The suction height (H ) is exceeded:
b) The diameter of the suction pipe is smaller
than that of the pump:
c) The strainer and suction pipe are partially
obstructed:
8.7 THE PUMP F ILS TO STOP
a) Water leak in the system:
WHEN THE T P(S) RE
b) The electronic board of the automation is
CLOSED
faulty:
c)
sand:
8.8 THE PUMP ST RTS, RUNS
a) Small water leak (< 0,7 l/min.) in the
FEW SECONDS, STOPS
system:
FEW SECONDS, THEN
REPE TS THE CYCLE
8.9 THE PUMP F ILS TO ST RT
a) The electronic board of the automation is
faulty:
b) The heads of water (HR) or (HC) are greater
than 10 m, or the town water pressure is
higher than 1 bar:
C USE
utomatic control mechanism blocked by
b) Fill the pump.
b) Submerge the strainer (at least 200 mm); if necessary, ballast the hose.
c) Check the tightness of the suction pipe.
d) Clean the valve.
e) Clean the strainer.
f) Check the suction height (8 m max.).
g) Open the accessories (tap, valve, spray pistol) connected to the discharge pipe.
h) Re-start by pressing the "RESET" button.
a) Check the power supply.
b) Clean the pump.
c) Let the motor cool.
a) Check the voltage on the terminals of the motor; it should be within ± 10% (50 Hz) and ± 6%
(60 Hz) of the rated voltage. lso check the connection.
b) Have the pump dismantled and correct the trouble.
c) The motor is designed to operate at an ambient temperature of not more than +40°C.
c) The motor is designe to operat at an altitude ≤ 1000 m.
a) Have the pump removed and correct the problem.
b) Replace it.
a) Check that the conductor cross-sections of the power cable are adequated.
b) Check it and, if necessary, replace the power cable.
c) Replace it.
a) Reread the installation conditions and recommendations in this data sheet.
b) The suction pipe must have the same diameter as the pump suction port.
c) Remove and clean.
a) Check the whole network, taps, WCs, etc.
b) Replace the automation.
c) Remove lower cover and clean the inside of the automatic control.
a) Check the whole network, taps, WCs, etc.
a) Replace the automation.
b) Increase the cut-in threshold by turning the screw (See FIG. 3 - item 18).
13
REMEDY
Tabla de contenido
