ABB TPL65-A32 Operation Manual page 92

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Operation Manual / TPL65-A32 / -A33 / -A36 + TPL69-A32 / -A33
Disassembly and assembly
Dismantling and installing the turbine
diffuser and nozzle ring
Replace two screws (61056) in the gas outlet casing with two guide

studs (90320) in the upper section of the turbine diffuser (63000).
Fit clamps (90921) over the guide studs (90320) and the studs

(61036).
To secure the work, screw the nuts (61037) onto the start of stud

threads (61036).
Remove the remaining screws (61056) and Verbus Ripp® washers

(61057).
Press the turbine diffuser (63000) free using the press-off screws

(90901) and pull it out it until the clamp (90921) is up against the nut
(61037).
Loop the lifting gear around the turbine diffuser (63000) and secure it

to a crane.
Remove nuts (61037) and clamps (90921).

Fully withdraw the turbine diffuser and remove it.

Remove the guide studs (90320).

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

removal.
Coat the screw threads with high-temperature grease.

Align nozzle ring with holes or cams in gas inlet casing.

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