Fig. 27: Cleaning The Filter Silencer (2); Table 15: Tightening Torque (81272); Table 16: Tightening Torque (81273) - ABB A170-M Series Operation Manual

Operation Manual / A170-M.. - A175-M..
7 Periodic maintenance / 7.2 Cleaning the filter silencer
Fig. 27: Cleaning the filter silencer (2)
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
u
(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
81272
Table 15: Tightening torque (81272)
Fit lock nuts (81273) on screws (81272) and tighten with the following tightening torque:
u
Lock nut
81273
Table 16: Tightening torque (81273)
Fit the filter ring (81265), if present.
u
© Copyright 2020 ABB. All rights reserved.
Tightening torque [Nm]
Tightening torque [Nm]
HZTL4033_EN
20
40
Rev.G December 2020