Operation Manual / TPL65VA32/33
Mothballing the turbocharger
Taking the engine out of operation for
up to
12 months
Page 110
© Copyright 2015 ABB. All rights reserved.
September 2015 HZTL2464_EN Revision C
If the total acid number (TAN) is greater than 2 mg KOH/g, the following
mothballing measures are necessary after taking an engine out of
operation:
Dismantle the turbocharger.
The rotor and the bearing parts must be removed by an official ABB
Turbocharging service station and refitted afterwards.
Clean all parts.
Machined, bright surfaces of steel and cast parts must be oiled with
anticorrosive oil.
Reassemble complete turbocharger.
Rotor turning in stack draught
If the rotor turns as a result of the stack draught:
Install blind flange between compressor casing outlet flange and
charge air duct.
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