ABB TPS48-H33 - Malfunctions During Operation; Table 16 Malfunctions During Operation - Lubricating Oil Pressure too Low; Table 17 Malfunctions During Operation - Speed Reduces; Table 18 Malfunctions During Operation - Speed Increases

Operation Manual / 4 Product description / TPS44-H.. - TPS52-H..
8
Eliminating malfunctions
Page 52 /
99
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HZTL4037_EN
Revision A
August 2016
8.2 Malfunctions during operation
Lubricating oil pressure too low
Possible causes
Remedy
Engine Oil filter heavily contaminated Clean
Oil pump in lubricating system defective Check/replace
Manometer displays incorrectly Replace manometer
Turbocharger Axial clearance of the rotor excessive Contact ABB Turbocharging Service Station
Table 16: Malfunctions during operation – Lubricating oil pressure too low
Speed reduces
Possible causes
Remedy
Engine
Defect on the connected cylinders in
pulse charging
Contact enginebuilder
Turbocharger Turbine and/or nozzle ring severely con-
taminated
Clean (see chapter Periodic maintenance
work [➙ 39])
Rotor components or bearing damaged Contact ABB Turbocharging Service Station
Pipes Defects, such as leaks, in the exhaust
gas pipes or charge air ducts
Repair
Table 17: Malfunctions during operation – Speed reduces
Speed increases
Possible causes
Remedy
Turbocharger Light to medium contamination of the
turbine and/or nozzle ring (with 4-stroke
application)
Clean (see chapter Periodic maintenance
work [➙ 39]) or contact an ABB Turbocharg-
ing Service Station
Table 18: Malfunctions during operation – Speed increases