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7.4 Assistance
For any requirements, please contact our Sales and Service Department.
7.5 Spare parts
Always specify the exact type of product and code when requesting our Sales and Assistance Service for
technical information or spare parts.
Only use spare parts to replace any components. The use of unsuitable spare parts may cause malfunctions,
damage and injury.
8.
Troubleshooting
Information for users and maintenance personnel
Follow the instructions in the operating manual of the electric pump and that of the 24H programmable
timer, where applicable.
PROBLEM
PROBABLE CAUSE
POSSIBLE SOLUTION
The electric pump does not start
No power supply
Restore the power supply
The main switch is on
Pump overload cut-out trips
Wait for the pump motor to cool
24H programmable timer incorrectly
adjusted
Check the timer is correctly adjusted
The pump starts but the overload cut-out
trips immediately
Electric motor short circuit
Check the operating conditions of the
pump
Power supply cable is damaged
Check the cable
The pump starts but the overload cut-out
trips after a short time
Power supply voltage not within the
motor’s working limits
Check the operating conditions of the
pump
The pump starts up but, after a varying
period of time, the overload cut-out trips
Incoming liquid too hot
Check the operating conditions of the
pump
Excessively large solids have clogged the
impeller
Remove the electric pump and clean it. If
the problem persists, check the operating
conditions of the pump
The pump starts up too frequently
24H programmable timer incorrectly
adjusted
Check the timer is correctly adjusted
The pump starts but wastewater and air
do not leave the ejector
Delivery pipe blocked or air bubble
Check the installation
Electric pump is damaged or its internal
parts are clogged
See the relative instructions in the pump
manual
The system’s general protection trips
Short circuit
Check the connection cables
The system’s general protection trips
Ground leakage
Check the insulation of the pump and
cables
9.
Disposal
Information for installation and maintenance personnel
Observe the regulations and codes locally in force regarding sorted waste disposal
WARNING