Operation Manual / A130-H.. - A140-H..
4 Commissioning / 4.1 Oil supply
© Copyright 2021 ABB. All rights reserved.
HZTL4030_EN
Rev.G
July 2021
4.1.5
Oil orifice in the bearing casing
Fig. 23: Oil orifice
01
Bearing casing
02
Oil orifice
03
Circlip
With an oil inlet pressure of more than 3 bar of overpressure (with engine under load) up-
stream of the turbocharger, an oil orifice must be installed to reduce the oil pressure.
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