Velp Scientifica OV 625 Manual De Instrucciones página 11

Replace the PTFE gasket if the following conditions occur:
•
Visible wear of the component (e.g. deformations, thinning),
•
Unusual noise and vibration during the operation of the dispersing instrument,
•
When the space between the gasket and the internal and external metal parts is excessive.
To disassemble the dispersing tool, use the appropriate tool disassembly kit supplied with the drive unit and read the
instruction manual supplied with each tool.
6. Error and warning messages
When the display shows an error message, the motor stops automatically. To restore the functionality of the instrument,
proceed as follows:
•
Turn the unit off using the main switch
•
Use the suggestions described in the column "Solution"
•
Turn the unit on
Code Cause
The motor doesn't start or doesn't
reach the set speed
High internal motor temperature
Motor overload
Problem on the main board
Speed variation too high
Blackout or plug inserted with the
main switch in position I
If an error persists on the display, please contact VELP Scientifica's technical service department.
7. Maintenance and cleaning
No routine or extraordinary maintenance is necessary for the unit. The maintenance is foreseen only on the dispersing tools
as described in Chapter 5.
Cleaning
Disconnect the unit from the power supply and use a cloth dampened with a non-flammable non-aggressive detergent.
During cleaning operations, prevent water and humidity residues from entering the unit.
Repair
Repairs must be carried out by authorized Velp personnel only.
The transport of the instrument by freight forwarders, couriers or others must be carried out using the original shockproof
packaging. Follow any instructions on the original packaging (e.g., palletizing).
It is the responsibility of the user to properly decontaminate the unit in case of hazardous substances remaining on the
surface or interior of the device. If in doubt about the compatibility of a cleaning or decontamination product, contact the
manufacturer or distributor.
Solution
• Check that there aren't locks in the dispersing tool or structure
• Check the operating time of the motor and brushes (chapter 0)
• Check that there aren't obstructions on the air vents for internal
ventilation
• Check that there aren't locks in the dispersing tool or structure
• Reduce speed or load
• Check that there aren't obstructions on the air vents for internal
ventilation.
• Check that there aren't locks in the dispersing tool or structure
• Reduce speed or load
• Contact VELP Scientifica's technical service department
• Check that there are no locks in the dispersing tool or structure
• Check the operating time of the motor and brushes (chapter 0)
•
Enter the plug when the main switch is in position 0
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