Malfunctions During Operation; Table 19: Malfunctions During Operation - Lubricating Oil Pressure Too Low; Table 20: Malfunctions During Operation - Drop In Speed - ABB XAC24782 Operation Manual

Operation Manual / A100-L
8 Troubleshooting / 8.2 Malfunctions during operation
8.2

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.
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.
u
Wear safety gloves to protect against thermal hazards.
Possible causes
Turbochar- Axial clearance of the rotor excessive
ger
Engine Oil filter heavily contaminated
Oil pump in lubricating system defect-
ive
Manometer displays incorrectly
Table 19: Malfunctions during operation – Lubricating oil pressure too low
Drop in speed
Possible causes
Turbochar- Heavy contamination of the turbine
ger
Damaged rotor components or bearing Contact ABB Turbocharging Service
Pipes Defects, such as leaks, in the exhaust
gas pipes or charge air ducts
Table 20: Malfunctions during operation – Drop in speed
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Remedy
Contact an ABB Turbocharging
Service Station
Clean
Check/replace
Replace manometer
Remedy
Clean
Station
Repair
HZTL4034_EN Rev.T December 2021