Takeuchi TB225, Operator'S Manual

Page: 247 / 297

6-17
TROUBLESHOOTING
Equipped with emergency shut-off valve
1. Place a pan under the hose to catch the
waste oil.
2. Hold the hose fitting (1) with a wrench and
slowly loosen the hose nut (2) with another
wrench.
3. The oil in the boom cylinder is drained and
the hoe attachment is lowered.
4. After the hoe attachment is lowered to the
ground, check the safety and stability of
the machine.
5. Hold the hose fitting (1) with a wrench and
tighten the hose nut (2) with another
wrench.
· Tightening torque: 31.4 N·m (23.1 ft-lb.)
Without emergency shut-off valve
LOWERING THE BOOM TO THE GROUND
2. Remove the fitting (2).
3. Loosen the lock nut (3) while holding the
adjust screw (4) in place with a hexagonal
wrench so that the adjust screw (4) will not
be loosened together with the lock nut (3).
4. Turn the adjust screw (4) slowly 1/4 turn to
lower the boom.
5. Check for safety and stability of the
machine.
6. Return the adjust screw (4) to the original
position.
7. Tighten the lock nut (3) while holding the
adjust screw (4) in place with a hexagonal
wrench so that the adjust screw (4) will not
be loosened together with the lock nut (3).
8. Install the fitting (2).
9. Reinstall the side cover (1).
1. Take out the bolt and remove the cover
(1).