Wilo -Flumen OPTI-TR 22 Instrucciones De Instalación Y Funcionamiento página 43

11 Spare parts
12 Disposal
12.1 Oils and lubricants
Installation and operating instructions Wilo-Flumen OPTI-TR 20-1, 22, 28-1, 30-1, 40-1, Wilo-Flumen EXCEL-TRE 20, 30, 40
Spare parts
⇒ Check the pre-treatment.
7. Density of the fluid is too high.
⇒ Check unit configuration.
⇒ Contact customer service.
Fault: Mixer runs but system parameters are not achieved
1. Propeller clogged.
⇒ Clean propeller.
⇒ Check the pre-treatment.
2. Incorrect direction of rotation.
⇒ Have the connection trimmed by a qualified electrician.
3. Signs of wear on propeller.
⇒ Inspect propeller and replace if necessary.
4. Only two phases present on the connection.
⇒ Have the connection checked and trimmed by a qualified electrician.
Fault: Mixer does not run smoothly and is noisy
1. Impermissible duty point.
⇒ Check fluid density and viscosity.
⇒ Inspect system configuration, contact customer service.
2. Propeller clogged.
⇒ Clean propeller and mechanical seal.
⇒ Check the pre-treatment.
3. Only two phases present on the connection.
⇒ Have the connection checked and trimmed by a qualified electrician.
4. Incorrect direction of rotation.
⇒ Have the connection trimmed by a qualified electrician.
5. Signs of wear on propeller.
⇒ Inspect propeller and replace if required.
6. Motor bearing is worn.
⇒ Inform customer service; send the mixer back to the factory for overhauling.
Further steps for troubleshooting
If the points listed here do not rectify the fault, contact customer service. Customer service
can provide further assistance as follows:
ƒ
Support by telephone or in writing.
ƒ
On-site support.
ƒ
Inspection and repair at the factory.
Costs may be incurred for some services from customer service! Please contact customer
service for more information.
Spare parts can be ordered from customer service. To avoid return queries and incorrect or-
ders, the serial or article number must always be given. Subject to change without prior
notice!
Operating fluid must be collected in suitable tanks and disposed of in accordance with the
locally applicable guidelines.
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