Fig. 38: Installing The Absorption Element; Table 20: Tightening Torque (81152 / 81154) - ABB HT611072 Operation Manual

Operation Manual / A150-M56/66/57/67 - A155-M..
7 Periodic maintenance work / 7.5 Changing the absorption element
Installing the absorption element
Fig. 38: Installing the absorption element
Product
A155-M
Table 20: Tightening torque (81152 / 81154)
1. Fit the new absorption element (81148) and flanges (81145 / 81146) with roll pins (81151)
and socket screws (81154).
Tighten socket screws (81154) crosswise. Observe the tightening torque.
2. Check value X = 15 mm +/- 0.1 mm along the circumference at four points (0°, 90°, 180°
and 270°).
If value X is not satisfied, unscrew the socket screws (81154) and repeat step one.
3. Fit the mounting plate (81149) with washers (81153) and hexagon-head screws (81152).
Observe the tightening torque.
4. Remove the filter silencer
Table 57: Tightening torque (72054)
© Copyright 2022 ABB. All rights reserved.
81152 [Nm]
50
(see Fig. 84: Installing the uncoupled filter silencer (see
→133).
HZTL4032_EN
81154 [Nm]
10
Rev.S February 2022