ABB HT564330 Operation Manual page 122

1) If present
NOTICE
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Disassembly and assembly
Dismantling and fitting nozzle ring at
turbine end
Coat thread of screws (56019) with high-temperature grease and fit

with locking plates (56018).
Tighten screws (56019) and bend locking plates (56018) over.

Fix a new spiral-wound gasket (61050) in groove using a little instant

adhesive (for example "Loctite 454 Gel"), applied at three equally
spaced points.
Position gas inlet casing complete with nozzle ring on gas outlet

casing (61001).
Tightening of segment connection
Radial gas inlet casing with segment 51012
In the case of the radial inlet casing with segments, the segments are
positioned by a pin in the slot on the casing. The centering bolt (90177)
is always needed.
First place segment (51012) complete with roll pin on gas inlet casing,

fix it in correct radial position using centering bolt (90177) and then fit it
loosely using screws (61044).
Operation Manual / TPL76-C
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