DROPSA 3414100 Handbuch für Betrieb und Wartung - Seite 11
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Seite drucken8. 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.
FAULT
The pump works but lubrication
does not arrive at the lubrication
points.
The lubricant is distributed to the
lubrication points in irregular
doses.
The pump does not dispense the
correct quantity of lubricant.
The pump does not dispense
lubricant.
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.
TROUBLESHOOTING TABLE
CAUSE
Lines disconnected.
The
pump
is
not
connected to the lubrication points.
Air bubbles in the hydraulic control
circuit.
The reservoir is empty.
Air bubbles in the lubricant.
Air bubbles in the hydraulic control
circuit.
Use of unsuitable lubricant.
REMEDIAL ACTION TO BE TAKEN
Check the condition of the lines and the
relative connections to the fittings. Replace
worn lines.
properly
Check the dosages with the system diagram.
Use the bleed screw located on the upper part
of the pump to eliminate the air.
Replace the cartridge.
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.
Use the bleed screw located on the upper part
of the pump to eliminate the air.
Replace the inserted cartridge with one with
suitable grease.
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