ABB HT576667 - Fig. 21: Cleaning the Filter Silencer (2); Table 10: Tightening Torque (81272); Table 11: Tightening Torque (81273)

Operation Manual / 4 Product description / A100-M axial
6 Periodic maintenance / 6.2 Cleaning the filter silencer
© Copyright 2017 ABB. All rights reserved. HZTL4033_DE Revision B December 2017
Fig.21: Cleaning the filter silencer (2)
u Push the connecting rods (81269) through the lugs of the cover grids (81266).
u Connect the connecting rods (81269) with the screws (81272). While tightening the screws
(81272), make sure that the connecting rods (81269) lie correctly in the slots on the filter
silencer body (81135). Now alternately tighten the screws (81272) up to the following max-
imum tightening torque:
Screw Tightening torque [Nm]
81272 20
Table10: Tightening torque (81272)
u Fit lock nuts (81273) on screws (81272) and tighten with the following tightening torque:
Lock nut Tightening torque [Nm]
81273 40
Table11: Tightening torque (81273)
u Fit the filter ring (81265), if present.
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