ABB HT564332 Operation Manual page 94

Removing the nozzle ring
CAUTION
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Disassembly and assembly
Dismantling and installing the turbine
diffuser and nozzle ring
After the turbine diffuser has been removed, the nozzle ring (56001) is
only clamped lightly with the gas outlet casing. By pulling forward, the
nozzle ring (56001) is released and can drop down.
Pull nozzle ring (56001) forward and remove.

Installing the turbine diffuser and nozzle ring
Install the nozzle ring and turbine diffuser in the reverse order of re-

moval.
Coat the screw threads with high-temperature grease.

Align nozzle ring with holes or cams in gas inlet casing.

Operation Manual / TPL67-C.. - TPL71-C..
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8.6 Page 92