Removing The Compressor Casing; Compressor Casing; Fig. 39: Removing The Compressor Casing - ABB HT609429 Operation Manual

Operation Manual / A130-H.. - A140-H..
9 Dismantling and fitting / 9.6 Removing the compressor casing
9.6

Removing the compressor casing

Removing the compressor casing
Mark the casing position for assembly.
u
Fig. 39: Removing the compressor casing
*) In some installations a special graphite cord sealing (42126) is fitted (see also chapter
Spare parts →110).
1. Loosen screws (72011) and remove together with fastening strips (72012).
2. Attach swivel lifting eye (S) to the compressor casing and the lifting gear.
3. Remove the compressor casing (72000) and turn it 180°.
4. Remove and dispose of the O-ring (42012) or graphite cord sealing (42126).
5. Loosen screws (79041) and remove from the compressor casing (72000) with fixing
discs (79040) and diffuser (79000).
If the compressor casing cannot be loosened, it can be pressed off against the turbine cas-
→88).
ing using the press-off tool (90042) (see chapter Pressing off the casing
© Copyright 2021 ABB. All rights reserved. HZTL4030_EN Rev.G July 2021