Fig. 24: Oil Orifice - ABB HT601349 Operation Manual

Operation Manual / A150-M58/68
4 Commissioning / 4.1 Oil supply
4.1.5 Oil orifice in the bearing casing
Fig. 24: Oil orifice
01 Bearing casing
02 Screw plug (left or right)
03 Screw plug with orifice hole (left or right) (see also
With an oil inlet pressure of more than 3 bar of overpressure (with engine under load) up-
stream of the turbocharger, the bearing casings are equipped with an orifice at the oil inlet
as standard.
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Inserting gaskets
HZTL4041_EN
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Rev.E January 2021