Operation Manual / TPL65-A32 / -A33 / -A36 + TPL69-A32 / -A33
September 2014 HZTL2498_EN Revision A
Turbocharger version with compressor wheel cooling system
Depending on its range of use, the turbocharger is
provided with a compressor wheel cooling system.
C
ompressor wheel cooling means that, after the charge air
cooler at the engine end, cooled compressor air is
delivered to the turbocharger to cool the compressor
wheel.
In view of the respective operating conditions, it is
absolutely essential that the comp
ressor wheel is cooled in
order to guarantee its reliability and replacement intervals.
In the case of the turbocharger version with compressor
wheel cooling, the cooling air is supplied through the side
connection (15) in the bearing casing.
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