Installing The Turbine Casing; Table 46 Tightening Torque (51007) - ABB A155-M57 Operation Manual

Operation Manual / 4 Product description / A150-M.. - A155-M..
8 Dismantling and fitting
8.18

Installing the turbine casing

Damage to lamellar sealing ring
If the nozzle ring is not positioned correctly, when fitting the turbine casing
on the cartridge group, the lamellar sealing ring may jam and be damaged.
CAUTION
Ensure that the nozzle ring remains in its end position.

Figure 51: Installing the turbine casing
Part number
51007
51101
Table 46: Tightening torque (51007)
1. If present: Fit the C-ring (51105).
2. Coat the threads of the studs (51006) with high-temperature grease.
3. Remove one of the upper screws.
4. Fit swivel lifting eye (S) to the turbine casing (51000). Secure lifting gear to the swivel lift-
ing eye.
5. Fit the turbine casing (51000) and the cartridge group together.
6. Secure the fastening strips (51002) with nuts (51007) and Verbus Ripp® washers (51003)
and tighten.
7. Remove swivel lifting eye.
8. Fit screw. Observe the tightening torque.
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A150
M16
175 Nm
M16
200 Nm
HZTL4032_EN
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A155
M16
175 Nm
M16
200 Nm
Revision F January 2017