ABB HT563866 Operation Manual page 105

NOTICE
CAUTION
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Operation Manual / TPL65-A32 / -A33 / -A36 + TPL69-A32 / -A33
Taking out of operation at short notice
Locking the rotor
Locking rotor TPL69-A32 / -A33
Remove silencer or air suction branch.

Carry out work as described in chapter Removing and fitting.
Insert locking flange (94003) into compressor wheel.

Position screws (94007) in unused threaded holes of compressor

wheel and tighten them as specified in the following Table of tightening
torques .
Don't remove any balancing screws from compressor wheel. Use only
unoccupied threaded holes to fit lifting device.
Push intermediate ring (94001) and assembly-disassembly device

(90020) onto locking flange (94003) in correct order.
As specified in following Table of tightening torques, tighten

intermediate ring, assembly-disassembly device (90020) and locking
flange (94003) using screws (94006).
Tighten nuts (74027) complete with washers (72018) on compressor

casing as specified in following Table of tightening torques.
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