Hozelock JET 3500/20 Automatic Manuel D'utilisation page 8

GB
If the pump is not primed after 5 minutes - stop it.
Check the condition of the seals and fittings, and
repeat the previous steps.
- Use:
The pump starts and stops automatically by opening
or closing the hose end fitting (valve, pistol, etc.)
using the pressure regulation system (V).
The pump is not intended for continuous use or for
dry running. Do not leave it unattended, and/or use
dry run protection (Tecnotronic, optional accessory).
The pump also has thermal motor protection which
will stop its operation in case of overheating.
If these safeguards are faulty, the pump may overheat
Incidents
a- The pump will
not start.
b- The pump is
running but will not
flow, or flow is
reduced
c- The pump stops
during operation
For any other anomaly, contact our after-sales service. For safety reasons, only the Hozelock-Exel after-sales
service is entitled to disassemble the pump.
7 - OPERATING ANOMALIES / SOLUTIONS
Causes
1- No power supply.
1- The body of the pump is filled with
air
2- The discharge hose is blocked.
3- Air is trapped in the supply hose,
or it is clogged
1- The power supply is not consis-
tent with the motor data of the pump.
2- A solid body has blocked the
hydraulic system.3- The pump
worked with too hot water.4- The
pump has run dry
and may burn the user.
6 - MAINTENANCE AND STORAGE
Before working on the pump, unplug it.
Do not let the pump freeze.
Before storing the pump under cover, remove the
hoses and empty the remaining water by unscrewing
the drain nut (M).
1- Check that the plug is well inserted into
the socket. Check the circuit breakers and
electrical connections outside the pump.
Check the condition of the cables.
1- Check that the connections on the supply
hose are tight.- Put the suction hose as
straight as possible.-Repeat the priming
procedure.
2- Remove the discharge hose and unblock
it.
3 - Check that the strainer is well immersed.-
Check the suction height- Clean the strainer
and/or the valve
Disconnect the pump, remove any blockage,
wait for the pump to cool down and connect
it again.
8
Solution