en – Original Instructions
26 ecocirc PRO – Installation, Operation and Maintenance Manual
6 Maintenance
6.1 Precautions
Before starting, make sure that the instructions shown in section Introduction and Safety on
page
4 have been fully read and understood.
WARNING:
Maintenance must be done by a technician possessing the technical
-
professional requirements
outlined in the current regulations.
WARNING:
Always wear personal protective equipment.
WARNING:
Always use suitable working tools.
case of liquids that are excessively hot or cold, pay attention to the risk of injury.
DANGER: Electrical hazard
Before starting work, check that the unit is unplugged and that the pump unit cannot restart,
even unintentionally.
6.2 Maintenance
• Check the integrity of the supply cord every 6 months of operation; if the cable is damaged
contact Xylem or the Authorised Distributor for its replacement. Do not use the unit with
damaged cord.
• Carefully clean the unit from outside.
6.3 Disassembly
Pumps are subject to wear. If the pump is blocked or grinding noises are audible, check the
pump and replace it if necessary.
Procedure:
• Disconnect pump from the mains.
• Close the connecting pipelines.
• Loosen the union nut and remove the motor. Residual water may leak out of the rotor cavity.
Prevent the electrical connection to the pump from getting wet.
• Check for any foreign object in the rotor cavity, if you find any, remove it.
• Check for wear marks on the rotor cavity and magnet surface. If there are many, the pump
has worn off and shall be replaced.
• For reconnection/new pump installation follow the installation rules.
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