MAINTENANCE 4.11 EVERY 500 OPERATING HOURS OR MONTHLY 4.11.3 FUEL TANK - DRAIN CONDENSATION Legend for illustration Z 20702 (1) Fuel tank (2) Cover (3) Filler cap (4) Seal ring (5) Fuel tank breather valve on machines with refilling system (6) Main fuel shut-off cock (7) Protection cap for drain coupling (8) (8) Drain coupling (9) Seal ring (10) Shut-off cock for pressure transducer (12). Close this cock when replacing the pressure transducer (12). (11) Seal ring (12) Pressure transducer for level indication DO NOT smoke or use an open flame when working around inflammable fuels. Drain Water and Sediments from Fuel Tank. Open the hinged cover below the fuel tank.
Attach drain hose and open drain coupling (8). Collect outflowing sediments in a suitable container. Servicing the Fuel System. When servicing the fuel system close fuel shut-off cock (6). NOTICE On machines equipped with a Fire Detection and Suppres- sion System, a solenoid valve is installed in place of the shut-off cock (6). After finishing the service, open cock (6) and vent the fuel system according to the engine maintenance manual. Check to make sure all fuel lines and connections are in good condition. Check the complete fuel system for leaks. 359 WARNING