DROPSA 0234560 User Operating And Maintenance Manual - Page 6

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DROPSA 0234560 User Operating And Maintenance Manual
8. PROBLEMS AND SOLUTIONS
WARNING: The machine can be opened and repaired only by Dropsa authorized staff.
The following is a diagnostic table showing possible problems, causes and solutions.
Having consulted the following table, if problems still exist you should contact a specialized Dropsa technical support point for
assistance in resolving any remaining problems.
PROBLEM
The pump does not deliver lubricant
The pump is working but no grease arrives at
the lubrication point.
The pump starts briefly but then stops.
CAUTION: Make sure the hydraulic supply is disconnected before performing any maintenance.

9. MAINTENANCE PROCEDURES

The machine does not require any special tool for check or maintenance tasks. However, it is recommended the use only of
appropriate and in good conditions tooling, protective devices (gloves) and clothing to avoid injury to persons or damage to
machine parts.
That pump has been designed and manufactured to require the minimum maintenance. Anyway, it is recommended To keep
the unit clean and periodically to check pipe joints to readily detect possible leaks.

10. DISPOSAL

The unit does not contain any harmful substances and should be disposed of following local regulations, including any
recycling information indicated on the components themselves.
Upon demolition of the machine you must destroy the identification label and any other document.
6
POSSIBLE CAUSE
Air trapped in the outlet or in the
lubricant pumping chamber.
Leaking fitting.
High valve switch frequency
SOLUTIONS
Disconnect the outlet tubing and cycle
the pump until clean grease with no air
bubbles is pumped from the outlet.
Reconnect as appropriate.
Check the distribution system to ensure
that no leaks are present and that the
distribution system is functioning
correctly.
Check the pump flow rate or the electrical
inverter switch frequency.