ABB A155-M57 Operation Manual page 114

Operation Manual / 4 Product description / A150-M.. - A155-M..
8 Dismantling and fitting
If the cartridge group cannot be loosened, the press-off tool (90042) can be used (see chapter
Pressing off the casing [➙ 79]).
Figure 38: Removing cartridge group 2
1. Attach lifting gear to cartridge group.
2. Treat threads of studs (51006) with penetrating oil and leave to take effect.
3. Loosen nuts (51007) and remove Verbus Ripp® washers (51003) together with fastening
strips (51002).
4. Pull the cartridge group from the turbine casing and remove it.
5. Remove the centering bush (42193) and the threaded rod (42191) along with the clamping
nut (42201).
6. Attach the cartridge group to the service support (90012).
7. If present: Remove the metal C-ring (51105).
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Revision F January 2017