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1) If provided
TPL73 – TPL77
TPL69
TPL73 – TPL77
© Copyright 2016 ABB. All rights reserved.
Operation Manual / TPL69-A10 / -A30 ... TPL77-A10 / -A30
Disassembly and assembly
Dismantling and fitting nozzle ring at
turbine end
Flange connection assembly
Carefully clean grooves and contact surfaces on the casing and keep
them free of metal chips.
Keep grooves and spiral-wound gasket free from oil and grease.
Fix a new spiral-wound gasket (61050) using a little instant adhesive
("Loctite® 454 gel", for example) applied at three equally spaced
points in the groove.
Fit nozzle ring and place holder (90175) over the nozzle ring. Then
tighten holder (90175) using screw (61044) and Verbus Ripp® washer
(61043).
Align gas inlet casing and secure using hexagon nuts (90178) on
studs (90177).
Insert and position nozzle ring.
Remove holder (90175) and screw (61044) together with Verbus
Ripp® washers (61043).
Coat thread of screws (61044) with high temperature grease.
Fit gas inlet casing flange to gas outlet casing using finger-tight screws
(61044) and Verbus Ripp® washers (61043).
Remove the hexagon nuts (90178) from the studs (90177).
Replace the studs (90177) with hexagon-head screws (61044) and
Verbus Ripp® washers (61043).
8
8.8
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