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8. Problems and Solutions
Below is a troubleshooting table where the main faults, probable causes and possible solutions to
be carried out immediately are indicated (contact Dropsa).
In the event of doubts and/or irresolvable problems, do not search for the fault disassembling
parts of the pump, but rather contact the Dropsa Technical Office.
TROUBLESHOOTING TABLE
FAULT
CAUSE
REMEDIAL ACTION TO BE TAKEN
The pump works but lubrication
does not arrive at the lubrication
points.
Lines disconnected.
Check the condition of the lines and the
relative connections to the fittings. Replace
worn lines.
The lubricant is distributed to the
lubrication points in irregular
doses.
The
pump
is
not
properly
connected to the lubrication points.
Check the dosages with the system diagram.
The pump does not dispense the
correct quantity of lubricant.
Air bubbles in the hydraulic control
circuit.
Use the bleed screw located on the upper part
of the pump to eliminate the air.
The pump does not dispense
lubricant.
The reservoir is empty.
Replace the cartridge.
Air bubbles in the lubricant.
Disconnect the primary pipeline from the
connection to the pump. Activate the pump
according to the operating cycle until lubricant
comes out of the connection without any air
bubbles.
Air bubbles in the hydraulic control
circuit.
Use the bleed screw located on the upper part
of the pump to eliminate the air.
Use of unsuitable lubricant.
Replace the inserted cartridge with one with
suitable grease.
Operation may only be carried out by Dropsa specialised personnel.
9. Maintenance Procedures
The pump does not require special tools for any check and/or maintenance operations. In any
case, it is recommended to use suitable equipment and personal protective equipment (gloves,
protection goggles, etc.) that in good condition in accordance with applicable regulations to avoid
injury or damage to parts of the pump.
The unit has been designed and built in such a way that it requires a minimum level of required
maintenance. Nevertheless, it is recommended to always keep the body of the equipment clean
and periodically check the tube joints in order to be able to readily detect any leaks.
ATTENTION: Make sure that hydraulic feed is disconnected prior to any maintenance or cleaning
operation.
