6.1 Possible remedies for failures (part-4)


Lubricating oil pressure too low


Engine
Troubles
Oil filter heavily soiled
Remedies
Clean
Troubles
Oil pump in the lubricating system defective
Remedies
Inspect
Troubles
Manometer provides false reading
Remedies
Replace manometer


Turbocharger
Troubles
Axial clearance of the rotor too big
Remedies
Contact an official ABB Turbo Systems service station.


Constant surging of the turbocharger


Engine
Troubles
Exhaust pressure after the turbine elevated because boiler or exhaust
silencer is dirty
Trap dirty
Remedies
Clean


Turbocharger
Troubles
Charge-air cooler or silencer dirty
Heavy deposits of contamination in the turbine
Remedies
Clean


 
NOTE

If it is not possible to determine the reason for the surging, contact an official ABB Turbo Systems service station.



          1. Purpose of the manual
          2. Layout and function
          3. Correct use of the turbocharger
          4. Essential information
          5. Abbreviations and symbols
          6. Turbocharger rating plate
          1. Basic safety instructions
          2. General safety instructions
          3. Special safety instructions
          4. Safety instructions and hazard protection
          5. Warnings on the turbocharger
          1. Oil supply
          2. Inspection work
          3. Putting into operation after laying up
          1. Servicing work
          2. Monitoring
          3. Emergency mode TPL..VA
          4. Surging of turbocharger
          5. Contact with rotating parts
          6. Shutting the engine down
          1. Foreword to MaintenanceServicing work
          2. Cleaning the filter silencer
          3. Cleaning the compressor during operation
          4. Cleaning turbines and guide blades in operation
          1. Possible remedies for failures
          1. Turbocharger weights
          2. Remove the turbocharger
          3. Installing the turbocharger
          1. Module weights
          2. Remove filter silencer/air suction branch and compressor casing
          3. Removing cartridge group
          4. Axial clearance
          5. Disassembling and assembling the turbine diffuser
          6. Dismantle the VTG unit together with the gas inlet casing
          7. Installing the VTG unit and gas inlet casing
          8. Installing the cartridge group
          9. Install filter silencer/air suction branch and compressor casing
          10. Table of tightening torques
          1. Possibilities for emergency repair
          2. Fitting the cover plate
          3. Blocking the inlets and outlets
          4. Bypass the turbocharger
          1. Taking out of operation for up to 12 months
          2. Taking out of operation for more than 12 months
          1. Ordering spare parts
          2. Directory of part numbers
          3. General view of turbocharger
          4. General view of cartridge group
          5. General view of VTG unit


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