Operation Manual / TPS44-F.. - TPS61-F..
Mothballing the turbocharger 10
Taking the engine out of operation for
up to 12 months
10.1 Page 120
© Copyright 2016 ABB. All rights reserved.
August 2017HZTL2412_ENRevision F
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:
τ Dismantle the turbocharger.
τ The rotor and the bearing parts must be removed by an official ABB
Turbocharging service station and refitted afterwards.
τ Clean all parts.
τ Machined, bright surfaces of steel and cast parts must be oiled with
anticorrosive oil.
τ Reassemble complete turbocharger.
Rotor turning in stack draught
If the rotor turns as a result of the stack draught:
τ Install blind flange between compressor casing outlet flange and
charge air duct.
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