
Operation Manual / TPL69-A10 / -A30 ... TPL77-A10 / -A30
Disassembly and assembly
8
Dismantling and fitting nozzle ring at
turbine end
8.8
Page 113
© Copyright 2016 ABB. All rights reserved.
D
ec
em
ber
2016
HZ
TL2481_
EN
R
ev
is
ion
B
Flange connection disassembly
Remove two hexagon-head screws (61044) together with Verbus
Ripp® washers (61043) from the bottom section and replace them with
two studs (90177).
To secure, screw hexagon nuts (90178) onto studs (90177).
Undo and remove the remaining screws (61044) and Verbus Ripp®
washers (61043).
Pull gas inlet casing (51001) together with nozzle ring (56001) away
from gas outlet casing (61001) until the nozzle ring can be lifted out.
Pull the gas inlet casing together with nozzle ring away from the gas
outlet casing until holder (90175) can be fitted from the outside using
screws (61044) and Verbus Ripp® washers (61043).
Loosen the hexagon nuts (90178) on the studs.
Fully withdraw the gas inlet casing and remove it.
CAUTION
When setting down the gas inlet casing to one side, use suitable under-
lays and take care not to damage the angles of the insulation.
Remove spiral-wound gasket (61050).
TPL69
TPL73 – TPL77
1) If provided