Fig. 27: Cleaning The Filter Silencer (2) - ABB HT608784 Operation Manual

Operation Manual / A170-M.. - A175-M..
7 Periodic maintenance / 7.2 Cleaning the filter silencer
Cleaning the absorption segments (81136)
Pull out and bend up the sheet-metal coverings (81137), and remove the absorption seg-
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ments (81136).
Clean the absorption segments.
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When cleaning, note that the absorption segments may only be cleaned lightly with pres-
surized air, a soft brush or a moist cleaning cloth.
Have any heavily contaminated absorption segments replaced by an ABB Turbocharging
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Service Station.
Fitting the filter silencer
Insert the absorption segments (81136) into the sheet-metal coverings (81137).
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Bend the sheet-metal coverings (81137) back to their original shape and insert into the
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slotted guides in the filter silencer body (81135).
If the cleaning container is present on the filter silencer: Reinstall the water injection pipe.
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CAUTION
Penetration of dirt and foreign particles
Any penetration of dirt and foreign particles into the compressor can dam-
age it.
Fit the connecting rods (81269) correctly in the slots on the filter silencer
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body (81135).
It must not be possible to rotate or move the cover grid (81266) after as-
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sembly.
Check the position and alignment of the connecting rods during and after
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assembly.
Fig. 27: Cleaning the filter silencer (2)
Place cover grids (81266) evenly and in the correct position.
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Push connecting rods (81269) through the lugs of the cover grids (81266).
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Connect the connecting rods (81269) with the screws (81272). When tightening the
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screws (81272), make sure that the flattened ends of the connecting rods (81269) are cor-
rectly positioned on the edge of the filter silencer body (81135).
© Copyright 2021 ABB. All rights reserved. HZTL4033_EN Rev.I November 2021