6 Maintenance by the operator
144
6.1.7 Purging the fuel tank
DANGER
Keep all sparks, flames or cigarettes away.
1 = Purge tap
1. Pivot the upper structure so that the drainage cap is
opposite the blade between the two tracks.
2. Place all the boom rotation cylinder to maximum
extension.
3. Remove the hose from its housing.
4. Place a container to catch the fuel residue under the
hose.
5. Open the tap to purge the water and dirt left in the
tank.
6. As soon as clean fuel starts coming out, close the
purge tap.
6.1.8 Checking the hydraulic hoses
• Visually check that there are no oil leaks from the hydraulic hose connectors.
6.1.9 Visual inspection of the fuel hoses
• Visually check that the fuel does not leak from the fuel hose connectors.
• Also check that the hoses are not damaged. If there are any faults, contact your dealer.
• The fuel hoses must be changed every 2 years or every 2000 hours of service. Contact your
dealer.
6.2 Maintenance every 50 hours
6.2.1 Greasing the pin and rotation crown
• Using a grease pump, grease the pin and the rota-
tion crown at the greasers indicated with arrows on
the figure opposite.
a = Rotation crown
b = Pin
• Slowly pivot the upper structure until it has made one complete turn.
WARNING
Do not pivot the upper structure during greasing. Grease and pivot alternately to avoid
any injury.
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