NOCCHI NEWJET 40/40 Manual De Uso Y Manutención página 12

GB
Cleaning the hydraulic parts:
- empty the pump body using the drain cap (pos. 10, fig. 1);
- unscrew the pump body fixing screws;
- by pushing with a plastic tool extract the venturi unit from the suction point and wash it with a spray
of water;
- when reassembling be very careful to correctly insert the O ring, that is mounted on the venturi unit,
into the suction point. If the O ring is damaged replace it.
Insertion the venturi unit into the pump body must be done by hand.
Replacing the seal:
- disassemble the pump body and unscrew the impeller;
- extract the seal using a pliers and pulling and rotating towards the end of the shaft;
- take off the seal holder flange;
- extract the counterface by pushing from the back side of the seal holder flange;
- to assemble, the counterface and seal must be inserted without using any tools and by lubricating
their seats with alcohol.
PROBLEM
1) THE PUMP IS NOT
RUNNING
2) THE PUMP DOES NOT
STOP
3) THE ELECTROPUMP DOES
NOT PUMP WATER, THE
MOTOR DOES NOT RUN
4) THE MOTOR RUNS BUT
THE ELECTROPUMP DOES
NOT PUMP LIQUID
5) THE ELECTROPUMP
STOPS AFTER RUNNING
FOR A SHORT PERIOD OF
TIME BECAUSE ONE OF THE
THERMAL MOTOR CIRCUIT
BREAKER TRIPS
* AUTOJET 60/50, AUTOJET 70/50
If the problem persists despite the recommended corrective actions, contact the Customer Assistance Service.
10
POSSIBLE CAUSE
1) No water.
2) The fluid temperature is too high.
3) Pump stalled.
4) No current.
5) AQUA-MATIC* is faulty.
1) Reset button blocked.
2) The pump sucks air.
3) AQUA-MATIC* faulty.
1) No power.
2) Motor protection tripped.
3) Defective condenser.
4) Shaft blocked.
1) The pump is sucking air.
1) The power supply does not comply
with the data on the nameplate.
2) A solid object is blocking the
impellers.
3) The liquid is too thick.
1) The red LED flashes. Determine the
cause, resume the water flow and press
the Reset button.
2) The red LED is permanently on. Wait for
the temperature to lower, check or clean
the delivery valve of AQUA-MATIC*.
3) Determine the cause of the problem and
disengage the pump.
4) Verify that voltage is present.
5) Contact the Customer Assistance Service.
1) Inspect the pump and clean it if
necessary.
2) See point 4.
3) Contact the Customer Assistance Service.
1) Verify that voltage is present and that the
plug has been correctly inserted.
2) Determine the cause of the problem and
reset the switch. If the thermal switch has
been enabled, wait for the system to cool
down.
3) Contact the Customer Assistance Service.
4) Verify the cause and unblock the
electropump.
1) -Verify that the joints are sealed.
-Verify that the fluid level has not lowered
below the foot valve.
-Verify that the foot valve is sealed and not
blocked.
1) Check the voltage on the power supply
cable leads.
2) Disassemble and clean the electropump.
3) Dilute the pumped fluid.
5
GB
REMEDY