2024年4月5日发(作者：上汽奥迪a7最新价格)

1.6-litre R4 FSI engine

Oil circuit

Controlled Duocentric oil pump

A closed-loop Duocentric oil pump is employed.

It maintains a near-constant oil pressure over the

entire RPM range.

Oil pressure is regulated by the control spring and

control ring integrated in the oil pump.

Housing

External rotor

Input shaft with internal rotor

Housing cover

Drive gear

Control ring

Control spring

Oil intake manifold

327_065

Crankshaft

Duocentric oil pump drive

The oil pump is driven by the crankshaft via a

separate timing chain. The chain is tensioned by a

mechanical chain tensioner.

Drive chain

Reference

For a functional description of the Duocentric

oil pump, please refer to SSP 296 -

The 1.4-litre and 1.6-litre FSI engines with

camshaft timing chain.

Mechanical

chain tensioner

327_066

Oil pump drive gear

14

1.6-litre R4 FSI engine

Oil circuit

Controlled Duocentric oil pump

A closed-loop Duocentric oil pump is employed.

It maintains a near-constant oil pressure over the

entire RPM range.

Oil pressure is regulated by the control spring and

control ring integrated in the oil pump.

Housing

External rotor

Input shaft with internal rotor

Housing cover

Drive gear

Control ring

Control spring

Oil intake manifold

327_065

Crankshaft

Duocentric oil pump drive

The oil pump is driven by the crankshaft via a

separate timing chain. The chain is tensioned by a

mechanical chain tensioner.

Drive chain

Reference

For a functional description of the Duocentric

oil pump, please refer to SSP 296 -

The 1.4-litre and 1.6-litre FSI engines with

camshaft timing chain.

Mechanical

chain tensioner

327_066

Oil pump drive gear

14

更多推荐

图文,发动机