Check The Pump After The Overload Switch Has Tripped - Speck pumpen BADU 93 Serie Manual Del Usuario

Problem: Pump leaks
Possible cause
Mechanical seal is worn or
damaged.
Problem: Loud motor noise
Possible cause
Faulty ball bearings.
Incorrect direction of rotation
(3~).
Problem: Magnetic coupling is disengaged
Possible cause
Damage to the magnet unit or
plain bearing.
Pump turned on again before
the rotor has completely
stopped.
Impeller is blocked.
7.1.1

Check the pump after the overload switch has tripped

If the motor has been switched off by the built-in or external
overload switch, carry out the following steps:
1. Disconnect the system from the power supply.
2. Turn the motor shaft on the fan side using a screwdriver and
check whether it turns easily.
If the motor shaft is difficult to turn:
1. Remove the screwdriver.
2. Notify Customer Services or your swimming pool builder and
have the pump tested.
If the motor shaft is easy to turn:
1. Remove the screwdriver.
2. Only open the valve on the delivery side halfway.
3. Reconnect to the power supply.
NOTICE
If the pump seizes and is repeatedly switched on, the motor can
be damaged.
Ensure that the pump/unit is only switched on once.

06|2021
Solution
Replace mechanical seal.

Solution
Have a mechanic replace

the ball bearings.
Have a qualified

electrician check it.
Solution
Contact manufacturer.

Allow the rotor to stop

completely.
Clean interior parts.

Faults
EN 25