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ABB TPL73-B12 User Manual

ABB TPL73-B12
154 pages
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Operation Manual / TPL73-B.. - 85-B11/ -B12
8 Disassembly and assembly / 8.7 Inspection and assessment of valve
block
© Copyright 2018 . All rights reserved. HZTL2480_EN Revision D July 2018
8.7 Inspection and assessment of valve block
If provided
1 Valve flap
2 O-ring (42234)
3 Valve seat
On the removed valve block (42230):
u Check for free movement of valve flap (1).
u Check valve seat (3) using finger.
u If necessary, replace O-ring seal (2).
NOTICE
If scratches are found on the valve seat or the valve flap jams, the valve
block should be replaced.
If in doubt, contact an ABB Turbocharging Service Station.
Page 109 / 151

Table of Contents

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ABB TPL73-B12 Specifications

General IconGeneral
BrandABB
ModelTPL73-B12
CategoryIndustrial Equipment
LanguageEnglish

Summary

Preliminary Remarks

Purpose of this Manual

Explains the manual's objective for familiarizing users with the turbocharger for safe and efficient operation.

Layout and Function

Describes the main components and overall layout of the turbocharger, including their functions.

Intended Use of the Turbocharger

Details the turbocharger's design purpose, operating limits, and safety compliance.

Storage of New Turbochargers and Spare Parts

Provides guidelines for storing new turbochargers and spare parts, including VCI protection.

Essential Information

Covers organizational measures, safety checks, and modifications concerning the turbocharger.

Symbols and Definitions

Explains symbols, notes, and definitions used throughout the manual for clarity.

Turbocharger Rating Plate

Details the information found on the turbocharger rating plate and its significance.

Contact Information

Provides contact details for ABB Turbo Systems service stations and website.

Safety

Introduction to Safety

Highlights residual risks in turbocharger operation and the importance of safety instructions.

CE Conformity

States that ABB turbochargers comply with EU Machinery Directive 2006/42/EC.

Definition of Mandatory Signs

Explains the meaning and requirement of various mandatory safety signs.

Definition of Safety Instructions

Clarifies the meaning of WARNING and CAUTION symbols and their importance.

Warning Plates on the Turbocharger

Describes the warning plates attached to the turbocharger and their required presence.

Safe Operation and Maintenance

Details safety rules for personnel and work area during operation and maintenance.

Hazards During Operation and Maintenance

Identifies mechanical, noise, and thermal hazards associated with turbocharger use.

Periodic Checking of the Pressure Vessel

Covers safety regulations and responsibilities for periodic checks of pressure vessels.

Lifting Loads

Provides safety guidelines and precautions for lifting turbocharger components.

Commissioning

Oil Supply

Explains the importance of a proper oil supply system and filtration requirements.

Inspection Work

Details visual checks, monitoring, and measurements required before and during commissioning.

Commissioning After Taking Out of Operation

Outlines the steps for recommissioning a turbocharger after it has been taken out of operation.

Operation

Noise Emissions

Discusses noise levels, potential hearing damage, and necessary ear protection.

Admissible Air Inlet Temperature

Specifies the permissible range for the air inlet temperature for proper operation.

Servicing Work

Covers regular maintenance tasks, service intervals, and inspections to ensure performance.

Expected Exchange Intervals

Provides guide values for component replacement intervals based on operating conditions.

Speed Measurement

Explains the speed measuring system, its components, and troubleshooting.

Underpressure Measurement on Filter Silencer

Details how to use a U-tube manometer to measure negative pressure at the filter silencer.

Operation Without Emergency Oil Supply

Describes conditions and precautions for operating the turbocharger without an emergency oil supply.

Flexible Cut-out

Explains the operation of flexible cut-out systems for turbochargers on multi-turbo engines.

Stopping the Engine

Provides instructions on the proper procedure for stopping the engine and turbocharger.

Maintenance

Foreword to Maintenance

Introduces maintenance activities, emphasizing visual checks and safety precautions.

Cleaning the Filter Silencer

Details the procedure for removing, cleaning, and fitting the filter silencer.

Changing the Filter Strip on the Filter Silencer Casing

Explains the process for replacing the filter strip in the silencer casing.

Cleaning the Compressor During Operation

Describes wet and dry cleaning methods for the compressor stage during operation.

Cleaning Turbine Blades and Nozzle Ring in Operation

Covers methods for cleaning turbine blades and nozzle rings during operation.

Troubleshooting

Malfunctions When Starting

Lists possible causes and solutions for issues encountered during turbocharger start-up.

Surging of the Turbocharger

Explains the phenomenon of turbocharger surging and its potential causes and damage.

Malfunctions During Operation

Addresses various operational malfunctions like low oil pressure, speed changes, and high exhaust gas temperature.

Malfunctions When Stopping

Covers issues related to noises during run-down and short run-down times.

Speed Measurement System

Troubleshoots common problems with the turbocharger speed measurement system.

Removal and Installation

Turbocharger Weights

Provides weight specifications for different turbocharger models for lifting purposes.

Removing the Turbocharger

Details the step-by-step procedure for safely removing the turbocharger from the engine.

Installing the Turbocharger

Outlines the procedure for safely installing the turbocharger onto the engine.

Disassembly and Assembly

Introduction to Disassembly and Assembly

Provides general safety precautions and identifies required assembly devices.

Module Weights

Lists the weights of individual turbocharger parts and assemblies for reference.

Silencer Casing

Describes the assembly and disassembly procedures for the turbocharger silencer casing.

Removing and Installing the Filter Silencer

Details the process for removing and reinstalling the filter silencer assembly.

Axial Clearance

Explains how to measure and check the axial clearance of the compressor wheel.

Removing Cartridge Group

Provides instructions for safely removing the turbocharger's cartridge group.

Inspection and Assessment of Valve Block

Guides on inspecting and assessing the condition of the valve block.

Dismantling and Installing the Turbine Diffuser and Nozzle Ring

Describes the procedures for dismantling and installing the turbine diffuser and nozzle ring.

Installing Cartridge Group

Details the steps for correctly installing the turbocharger's cartridge group.

Dismantling and Fitting Nozzle Ring at Turbine End

Explains the process for removing and fitting the nozzle ring at the turbine end.

Dry-cleaning Device

Describes the assembly of the dry-cleaning device for turbocharger maintenance.

Table of Tightening Torques

Provides a comprehensive table of tightening torques for various turbocharger components.

Shut-down at Short Notice

Possibilities for Emergency Repair

Outlines emergency repair options and fire/explosion risks due to oil leaks.

Locking the Rotor

Explains procedures and precautions for locking the turbocharger rotor.

Shutting Off Inlets and Outlets

Provides instructions for shutting off inlets and outlets, referring to engine manufacturer's instructions.

Bypass the Turbocharger

Details the process for bypassing the turbocharger, referring to engine manufacturer's instructions.

Fit Cover Plate

Describes how to fit a cover plate, including material specifications and instructions.

Preserving Turbocharger

Taking Out of Operation for up to 12 Months

Covers mothballing measures and conditions for engines taken out of operation for up to 12 months.

Taking Out of Operation for More Than 12 Months

Provides guidance on preserving the turbocharger for extended periods of engine inactivity.

Disposing of Turbocharger Components

Spare Parts

Ordering Spare Parts

Specifies the data required for ordering spare parts and storage guidelines.

View of Turbocharger with Part Numbers

Illustrates the turbocharger with numbered parts for identification.

View of Cartridge Group with Part Numbers

Shows the cartridge group with numbered components for part identification.

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