SKF CLU5, Руководство пользователя

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Page 104
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7. Malfunctions, causes, and remedies
7. Malfunctions, causes, and remedies
Warning!
In cases of functional failure, always check whether all technical speciications have been
adhered to in the existing operating conditions.
7.1 Pump malfunctions (PDYS)
Malfunction Cause Remedy
Timed lubricator not Insufficient lubricating oil pressure Check oil supply
working Close pressure relief valve (SV1) (NO = normally closed).
Check setting of pressure regulating valve on the main line.
Check lubricating oil pressure, replace pressure switch if necessary.
Pressure build-up to slow If necessary, replace pressure switch or control unit from
engine manufacturer
4/2 directional solenoid valve faulty Replace 4/2 directional solenoid valve
Pumps damages Replace pump
One or more injector nozzles are blocked Check injector nozzles, replace if necessary
Pressure sensor does not Pressure sensor faulty Replace pressure sensor - see Chapter 6.4.1
pass on signals even though Air in the lubricant line Vent the lubrication line - see Chapter 5.5
Insufficient lubricating oil pressure Check lubricating oil pressure
pressure has changed at Oil supply is insufficient Replace filter element - see Chapter 6.5.3
lubricating oil outlet.
Pump is not supplying oil
Air in the main lubrication line Vent the oil supply unit/filter - see Chapter 5.2
Vent main lubrication line - see operating instructions
from the engine manufacturer
Vent the timed lubricator - see Chapter 5.3
Filter change-over valve closed Switch oil change-over valve (WV1) to pass-through.