BA 1404 en – Edition 2.7 * 1404b520.fm 5-25
Maintenance
Parking the machine
1 Stop the machine on firm, level, and horizontal ground.
2 Position the boom straight ahead at the center of the machine.
3 Lower the boom and the stabilizer blade to the ground.
4 Stop the engine.
5 Operate the control lever repeatedly to release the pressure in the hydraulic system.
6 Raise the control lever base.
7 Remove the starting key and carry it with you.
Lubricating the ball bearing race of the live ring
Do not rotate the machine during lubrication!
Crushing hazard! Do not rotate the upper carriage during lubrication.
Serious crushing hazard causing death or serious injury.
☞ Do not rotate the upper carriage.
☞ Stop and park the machine – see chapter on page 5-25.
1 Park the machine on firm, level, and horizontal ground.
2 Lower the boom and the stabilizer blade to the ground.
3 Stop the engine, remove the starting key and carry it with you.
4 Raise the control lever base.
5 Apply grease to lubrication point 12 with one stroke of the grease gun.
6 Start the engine, raise the boom and the stabilizer blade.
7 Rotate the upper carriage by 90°.
8 Repeat steps 2 – 7 three times until the upper carriage is back in its initial position.
9 Rotate the upper carriage several times by 360°.
Abb. 206: Parking the excavator
Abb. 207: Lubrication point of ball bearing race
11
Abb. 208:Rotate the upper carriage by 90° at a time
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