Operation Manual / 4 Product description / A100-M axial
6 Periodic maintenance / 6.2 Cleaning the filter silencer
© Copyright 2019 ABB. All rights reserved. HZTL4033_DE Revision C February 2019
Cleaning the absorption segments
(see Fig.20: Cleaning the filter silencer →34)
u Loosen and remove lock nuts (81273).
u Loosen and remove screws (81272) to the connecting rods (81269).
u Remove connecting rods (81269).
u Remove and clean cover grid (81266).
u Pull out insert units (E), bend up sheet-metal coverings (81137) and take out absorption
segments (81136).
u Clean the absorption segments (81136).
When cleaning, note that the absorption segments (81136) must only be cleaned lightly
with pressurized air, with a soft brush or a moist cleaning cloth.
u Have any heavily contaminated absorption segments and filter rings as well as damaged
connecting rods replaced by an ABB Turbocharging Service Station.
Fitting the cover grids and absorption segments
(see Fig.20: Cleaning the filter silencer →34)
CAUTION
Penetration of dirt and foreign particles
Any penetration of dirt and foreign particles into the compressor can dam-
age it.
u Fit the connecting rods (81269) correctly in the slots on the filter silencer
body (81135).
u It must not be possible to rotate or move the cover grid (81266) after as-
sembly.
u Check the position and alignment of the connecting rods during and after
assembly.
u Assemble the insert units (E) by inserting the absorption segments (81136) into the
sheet-metal coverings (81137).
u Bend the sheet-metal coverings (81137) back into the original shape.
u Insert the insert units (E) into the slotted guides in the filter silencer body (81135).
If a cleaning container is attached to the filter silencer (option, depending on turbocharger),
the water injection pipe must now be reinstalled.
u Place the cover grids (81266) evenly and in the correct position.
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