10.
Troubleshooting
Faults
Possible cause
Possible elemination of faults
Pump does not operate
Exchange pump
Renew line
Pump defective
Control unit defective
electr. line is broken
Exchange pump
Ventilate pump
Exchange pump element
Pump operates but does not
deliver
Air below follow-up piston
No grease at one lubrication
point
Adjust lubrication time (PLC)
Renew main line
Pump element defective
Lubrication time (pump runtime)
too low
Main line burst or leaky
Distributor defective
Exchange distributor
Pump shows error
CPU / memory
Control unit defective
see 9.1 „pump does not operate“
Ventilate pump
Exchange pump element
Pump does not operate
Air below follow-up piston
Pump element defective
Exchange proximity switch
Replace line or exchange /
retighten fittings
Exchange cable
Proximity switch at distributor
defective
Main line burst or leaky
Cable of progressive distributor
defective
Pump shows pulse error
Replace pump
Pump shows level error
Refill reservoir
Replace level switch
Exchange cable
Level too low
Level switch defective
Cable of level switch is broken
Pump element not fixed
Exchange pump element
Refill reservoir
Level too low
Ventilate pump
Air cushion in the delivery piston
Check system/bearing points
No damage (interm lubrication
may be required 1 to 2 times
High system pressure
Pump speed reduced
Check voltage
Supply voltage too low
Check system
System pressure too high
Lubricant comes out
of saftey valve
Replace distributor
Progressive distributor blocked
Replair blocked/stuck bearing
points
System blocked
Exchange safety valve
Valve spring broken
65
Subject to alterations!
...a product from
BAL2076_central lubrication pump_01
19EN
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