Takeuchi TB225 User Manual

5-51
MAINTENANCE
7. Loosen the bolts and remove the under
cover (5).
8. Place a pan for catching the waste oil
under the drain plug (6).
9. Loosen the drain plug (6) and drain the
hydraulic oil.
EVERY 4000 HOURS
20. Add hydraulic oil from the hole of plug (1)
up to the level between the upper limit
(H) and the lower limit (L) in the sight
gauge (4).
21. Tighten the plug (1).
22. Bleed air from the hydraulic oil circuit
following “Bleeding air” below.
23. Set the machine to the hydraulic oil level
inspection posture and inspect the oil
level when the oil temperature drops.
Refer to “Inspecting the hydraulic oil tank
level and replenishing” on page 5-21.
24. Install the under cover (5).
Bleeding air
IMPORTANT: After replacing the hydraulic
oil or hydraulic devices, or after
performing maintenance of the hydraulic
devices, bleed air from the hydraulic
circuits and hydraulic devices. Failure to
do so may damage the hydraulic devices.
• Hydraulic pump
10. Loosen the hose bands and remove the
hoses (7) and (8).
11. Loosen the bolts and remove the flange
(9).
12. Remove the suction strainer (10) and
clean it.
13. Clean the inside of the hydraulic oil tank.
14. Replace the air breather (if equipped).
Refer to “Replacing the air breather” on
page 5-45.
15. Install the suction strainer (10) to the
flange (9).
16. Reinstall the flange (9) and the hoses (7)
and (8) on their original positions.
17. Install a new return filter to the flange (2).
18. Reinstall the flange (2) to their original
positions.
19. Tighten the drain plug (6).
1. Open the engine hood.
2. Loosen the vent plug (1) on the hydraulic
pump.
3. Once hydraulic oil overflows from the vent
plug hole (1), tighten the vent plug (1).

Takeuchi TB225 Specifications

General

Engine Make	Yanmar
Max Dig Depth	2, 580 mm
Bucket Capacity	0.03 - 0.11 m3
Max Reach	7, 010 mm
Max Digging Depth	3, 870 mm