ABB HT586028 Operation Manual page 49

Operation Manual / TPL76-C
5 Maintenance / 5.2 Cleaning the filter silencer
If provided
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Removing and cleaning filter silencer
Remove filter strip (81265).
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Rinse filter strip (81265) using water with detergent additive or, if very
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dirty, soak it and squeeze out carefully. Rinse it in cold water. Avoid
rough treatment (not a jet of water).
NOTICE
How dirty the filter strip (81265) is, depends on how clean the drawn-in
air is. Clean filter strip every 500 hours of service or more frequently if
necessary.
Unscrew and remove lock nuts (81273).
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Unscrew and remove screws (81272) for connecting rods (81269).
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Remove connecting rods (81269).
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Carefully remove cover grids (81266).
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Pull out insert units (E), bend open sheet metal coverings (81137) and
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then remove absorption segments (81136).
Clean the absorption segments (81136).
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During cleaning, ensure that the absorption segments (81136) are
only cleaned with a mild jet of compressed air, soft brush or a damp
cloth. Otherwise there is a risk of damage or deformation.
NOTICE
Replace heavily contaminated or damaged parts with original parts
from ABB Turbo Systems.
Fitting filter silencer
Assemble insert units (E) by putting fleece segments (81136) into
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sheet-metal cover (81137).
Bend back sheet-metal cover (81137) to original shape.
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Put insert units (E) into slot guides in filter silencer body (81135).
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NOTICE
If a cleaning container is fitted to the filter silencer (optional depending
on turbocharger type), the water injection line must now be refitted.
(See also following section Fitting cleaning pipe.)
Put cover grids (81266) uniformly into correct position.
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Push connecting rods (81269) through clips on cover grids (81266).
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HZTL2485_EN Revision F April 2018