Operation Manual / TPL67-C.. - TPL71-C..
8 Disassembly and assembly / 8.8 Dismantling and fitting nozzle ring
at turbine end
© Copyright 2020 . All rights reserved. HZTL2488_EN Rev.G March 2020
u Tighten screws (61044) in accordance with following procedure and in
following order:
Segment connection
u Begin with two middle screws of
individual segments and then
continue outwards alternately.
Flange connection
u Tighten diametrically opposite
screws alternately.
NOTICE
Screw tightening sequence
The screw positioning numbers must be marked on the component.
This enables simple and efficient tightening.
Tightening torques for
screws (61044) [Nm]
with spiral-wound gasket
Tightening TPL67-C TPL71-C
Step 1 Screw in all screws by hand.
Step 2 40 60
Step 3 80 130
Tightening torques for
screws (61044) [Nm]
without spiral-wound
gasket
Tightening TPL67-C TPL71-C
Step 1 Screw in all screws by hand.
Step 3 80 130
Checking the tightening
torque
u Beginning with screw 1, tighten all screws in a clockwise direction us-
ing tightening torque from step 3.
u Remove lifting gear from gas inlet casing (51001).
u Connect cleaning line (if provided) and fasten insulation to gas inlet
casing (51001).
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