WinGD RT-flex50DF, Maintenance Manual, Page: 384 / 586

Maintenance
5556 − 1/A1
Winterthur Gas & Diesel Ltd.
2/ 13
1. Preparation
WARNING
Fire Hazard. Do not weld or grind materials in the area. Sparks
can cause a fire to occur.
WARNING
Injury Hazard. Put on gloves and eye protection. Fuel can come
out as a spray and cause injury.
WARNING
Injury Hazard: Before you operate the turning gear, make sure
that no personnel are near the flywheel, or in the engine.
CAUTION
Damage Hazard: Do not operate the engine with a fuel pump
removed. This will decrease the supply of oil, i.e. there could be a
decrease of lubrication to the other fuel pumps. Damage to
equipment can occur.
CAUTION
Injury Hazard: The weight of the fuel pump is approximately
162 kg. Use the correct equipment to lift and move the fuel pump.
This will prevent injury to personnel.
Note: Read the data in 0012 − 1 General Guidelines for Lifting Tools.
1) Stop the engine,refer to the Operation Manual 0310 − 1.
2) Set to off the fuel supply
3) Set to off the main oil supply.
4) Make sure that the fuel return valve is open, refer to the Operation Manual, Control
Diagram 4003 − 2 and Pipe Diagram 4003 − 11.
5) Close the fuel inlet valve, refer to the Operation Manual, Control Diagram 4003 − 2
and the Pipe Diagram 4003 − 11.
6) Make sure that the pressure in the supply unit decreases to zero.
7) Set to off the power supply to the fuel pump actuators.
8) Make sure that there is no pressure in the fuel system.
9) Make sure that the temperature of the fuel has decreased to ambient.
10) Clean the work area and make sure that there are no dust particles.
11) Set to off the power supply to the actuators.
12) Make sure that the valves to the fuel pumps are closed.
13) Remove the fuel inlet and outlet pipes.
14) Remove the applicable HP fuel pipe(s), refer to 8752 − 1 .
2016
Fuel Pump: Removal, Disassemble, Assemble, Installation