ABB A140-H55 - Removing the Compressor Casing

Operation Manual / 4 Product description / A130-H.. - A140-H..
8
Dismantling and fitting
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115
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HZTL4030_EN
Revision C
September 2015
8.6 Removing the compressor casing
Removing the compressor casing
NOTICE
Marking casing position for assembly
ABB Turbo Systems recommends marking the casing positions prior to
disassembly.
NOTICE
Loosening the compressor casing with press-off tool
If the compressor casing cannot be loosened, it can be pressed off against
the turbine casing with the press-off tool (90042) (see chapter Pressing off
the casing [➙ 82]).
Figure 32: Removing the compressor casing
1. Loosen screws (72011) and remove together with fastening strips (72012).
2. Attach swivel lifting eye (01) to the compressor casing and the lifting gear.
3. Remove the compressor casing (72000) and turn it 180°.
4. Remove the O-ring (42012).
5. Loosen screws (79041) and remove from the compressor casing (72000) with fixing discs
(79040) and diffuser (79000).