ABB HT469567 Operation Manual page 47

Operation Manual / TPR56-F + TPR61-F
5 Maintenance / 5.2 Cleaning the filter silencer
If provided
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NOTICE
The amount of filter ring (81265) contamination depends on the cleanli-
ness of the air that is drawn in. Wash or replace the filter ring as neces-
sary or every 500 hours of operation.
Loosen the tension bands (81270) at the locks (81271) and remove
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them.
Pull out the insert units (E), bend up the sheet-metal cover-
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ings (81137 & 81138) and then take out the absorption seg-
ment (81136).
Clean absorption segments (81136).
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When cleaning, make sure that the absorption segments (81136) are
only cleaned lightly with compressed air, a soft brush or with moist
cleaning cloths. Otherwise segments may be damaged or lose their
shape.
NOTICE
Replace absorption segments which are heavily contaminated and the
filter ring with original parts from ABB.
Fitting the filter silencer
Assemble the insert units (E) by inserting the absorption seg-
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ments (81136) into the sheet metal coverings (81137).
Bend the sheet-metal coverings (81137) back to their original shape.
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Insert the insert units (E) into the slot guides in the filter silencer body
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(81135).
NOTICE
During fitting, put the lengthened sheet-metal coverings (81138) over
the three ribs (A).
Fit the tension bands (81270) and apply tension at the locks (81271).
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Fit filter ring (81265).
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HZTL2490_EN Revision D May 2018