Operation Manual / A150-M56/66/57/67 - A155-M..
7 Periodic maintenance work / 7.5 Changing the absorption element
© Copyright 2021 ABB. All rights reserved.
HZTL4032_EN
Rev.Q
January 2021
7.5
Changing the absorption element
The absorption element (81148) in uncoupled filter silencers must be replaced every 12000
hours of operation.
Disassembling the absorption element
Fig. 35: Disassembling the absorption element
1. Remove the filter silencer
(see Fig. 47: Removing the uncoupled filter silencer
.
2. Dismantle the hexagon-head screws (81152) with washers (81153) and mounting
plate (81149).
3. Remove the socket screws (81154), roll pins (81151), flanges (81145 / 81146) and absorp-
tion element (81148).
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Summary of Contents for HT605172
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