ABB HT612303 Operation Manual page 27

Operation Manual / A170-M.. - A175-M..
2 Safety / 2.14 Safe maintenance
Use of assembly devices
Assembly devices are specially constructed and designed for the defined use; they are not
commercially available products.
Use assembly devices only for the described applications.
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Welding work in the vicinity of the turbocharger
When performing welding work in the vicinity of the turbocharger, always cover the filter
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silencer to prevent the filter mat from being damaged.
Keep flammable objects and substances out of the vicinity of flying sparks.
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Cover all connections on the turbocharger so that no foreign objects can enter the tur-
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bocharger.
Wear personal protective equipment (PPE) for welding operations.
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Safety during cleaning
If cleaning agents or solvents are used for cleaning, the corresponding material safety data
sheet and the safety instructions in section Hazards due to operating materials and supplies
must be observed.
Observe the material safety data sheet for the cleaning agent or solvent.
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Wear personal protective equipment (PPE) according to the material safety data sheet.
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Inspect the electric cables for abrasion and damage before and after your cleaning work.
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Safety during disassembly, assembly, maintenance and repair
Observe the procedures for set-up, service and inspection work and the inspection inter-
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vals.
Inform the operating staff before starting any service or repair work. Make sure the en-
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gine is not started while work is being conducted on the turbocharger.
Before taking off any cover or removing any guard from the turbocharger, switch off the
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engine and wait until the turbocharger has come to a standstill.
Make sure that the oil supply is interrupted, especially with an external oil supply.
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Only restart the engine after all parts have been properly fitted again and oil supply is en-
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sured.
CAUTION
Mechanical operations on the turbocharger
Components of the turbocharger can be damaged or destroyed as a result
of improper procedures.
Only perform operations that are described in this chapter.
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Only perform operations for which you have received instruction or train-
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ing.
© Copyright 2022 ABB. All rights reserved. HZTL4033_EN Rev.K January 2022