Maintenance
5612−1/A1
Winterthur Gas & Diesel Ltd.
1/ 11
Servo Oil Rail
Exhaust Valve Control Unit − Pilot valve : Removal and Instal-
lation
1. General 1..........................................................
2. Preparation 1.......................................................
3. Removal and Installation 2..........................................
4. Completion 2.......................................................
1. General
The pilot valve for each VCU for cylinder can be replaced individually.
2. Preparation
1) Stop the engine, refer to 0310−1.
2) Release the pressure in the servo oil rail, refer the Operation Manual 0520−1 para-
graph 2.3.
3) Remove the applicable hydraulic pipe, refer to 8460−1, paragraph 1 and para-
graph 2.
Exhaust Valve Control Unit − Pilot valve: Removal and Installation
2021
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