ABB A130-H57 Operation Manual - 7.2
Operation Manual / 4 Product description / A130-H.. - A140-H
7 Eliminating malfunctions / 7.2 Malfunctions during operation
© Copyright 2017 ABB. All rights reserved.
HZTL4030_EN
Revision D
May 2017
7.2
Malfunctions during operation
Lubricating oil pressure too low
WARNING
Danger of fire and explosion due to lubricating oil leaks
Leaking oil may ignite on hot surfaces. This can result in serious injuries to
personnel or fatal accidents.
u
Cordon off danger area.
u
Raise the alarm and, depending on the situation, stop the engine.
u
Seal the oil leak.
u
Soak up oil and dispose of in an environmentally compatible manner.
Wear safety gloves to protect against thermal hazards.
Possible causes
Remedy
Turbochar-
ger
Axial clearance of the rotor excessive
Contact ABB Turbocharging Service
Station
Engine
Oil filter heavily contaminated
Clean
Oil pump in lubricating system defect-
ive
Check/replace
Manometer displays incorrectly
Replace manometer
Table 15: Malfunctions during operation – Lubricating oil pressure too low
Speed reduces
Possible causes
Remedy
Turbochar-
ger
Turbine and/or nozzle ring severely
contaminated
Rotor components or bearing dam-
aged
Contact ABB Turbocharging Service
Station
Engine
Defects on the connected cylinders in
pulse charging
Contact enginebuilder
Pipes
Defects, such as leaks, in the exhaust
gas pipes or charge air ducts
Repair
Table 16: Malfunctions during operation – Speed reduces
Speed increases
Possible causes
Remedy
Turbochar-
ger
Light to medium contamination of the
turbine and/or nozzle ring (with 4-
stroke application)
bocharging Service Station
Table 17: Malfunctions during operation – Speed increases
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