Operation Manual / TPL76-C
5 Maintenance / 5.2 Cleaning the filter silencer
© Copyright 2020 . All rights reserved. HZTL2485_EN Rev.G March 2020
Removing and cleaning filter silencer
If provided
u Remove filter strip (81265).
u Rinse filter strip (81265) using water with detergent additive or, if very
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.
u Loosen and remove lock nuts (81273).
u Loosen and remove screws (81272) for connecting rods (81269).
u Remove connecting rods (81269).
u Carefully remove cover grids (81266).
u Pull out insert units (E), bend open sheet metal coverings (81137) and
then remove absorption segments (81136).
u Clean absorption segments(81136).
When cleaning, make sure that the absorption segments (81136) are
only cleaned lightly with pressurized air, a soft brush or with moist
cleaning cloths. Otherwise there is a risk of damage or deformation.
NOTICE
Replace heavily contaminated or damaged parts with original parts
from ABB Turbocharging.
Fitting filter silencer
u Assemble insert units (E) by putting fleece segments (81136) into
sheet-metal cover (81137).
u Bend back sheet-metal cover (81137) to original shape.
u Put insert units (E) into slot guides in filter silencer body (81135).
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.)
u Put cover grids (81266) uniformly into correct position.
u Push connecting rods (81269) through clips on cover grids (81266).
Page 47 / 133
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