Maintenance
Group5
RT-flex50-D
Wärtsilä Switzerland Ltd
1/ 3
Supply Unit, Injection and Exhaust Valve Control Group
o Supply Unit
− Removal and Fitting of Servo Oil Pump and Servo Oil Pump Drive 5552−1/A1.........
− Removal and Fitting of Camshaft and Bearing Shells 5552−2/A1.....................
− Removing and Fitting the Gear Wheel on Camshaft 5552−3/A1......................
− Removal and Fitting 5552−4/A1..................................................
− Lubrication of Supply Unit During Maintenance Works 5552−5/A1...................
Fuel Pump: Dismantling and Assembling 5556−1/A1..................................
Fuel Pressure Control Valve: Removal, Fitting, Dismantling and Assembling 5562−1/A1....
Fuel Overpressure Safety Valve: Checking and Setting 5562−2/A1......................
Injection Control Unit: Removal and Fitting 5564−1/A1.................................
Pressure Reducing Valve 8.11−1: Checking the Gas Pre-charge Pressure 5610−1/A1.....
Exhaust Valve Control Unit:
Removal, Fitting, Dismantling and Assembling 5612−1/A1..............................
o Regulating Linkage
− Adjusting: with Heinzmann StG 10-01 Actuator 5801−1/A1..........................
− Adjusting
: with Woodward ProAct II − Analog Actuator 5801−1/A2....................
Wärtsilä Switzerland Ltd RT−flex50−D / MM / 2011-12
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