•
Pressure control valve
The pressure control valve (001) has different functions to control the flow and the
pressure in the fuel rail.
•
Relief valve
The relief valve (002) is a safety device. If the fuel pressure increases to more than the
set value, the relief valve opens.
•
Flow limiting valve
The flow limiting valves (003) (FLV, not for X82, X92, RT-flex, and related DF engines)
installed on the fuel rail supply fuel to the related injection valves with the adjusted
quantity of fuel.
•
Injection control unit
The injection control units (003) (ICU, for X82, X92, RT-flex, and related DF engines)
installed on the fuel rail supply fuel to the related injection valves with the adjusted
quantity of fuel.
•
Injection valve
The injection valves (006) supply the fuel into the combustion chamber as a spray.
X92DF
AA00-0000-00AAA-043E-A
Operation Manual Fuel system
Winterthur Gas & Diesel Ltd.
- 99 - Issue 002 2020-08
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