Takeuchi TL230, Operator'S Manual, Page: 165 / 208

5-45
MAINTENANCE
6. Temporarily suspend the radiator/oil cooler
(b).
7. Remove the split pin and pull out the pins
(6).
8. Lift the radiator/oil cooler (b) and remove
it.
9. Remove the plug (1).
10. Remove the return filter (5).
Refer to “Replacing the hydraulic oil
return filter” on page 5-22.
11. Loosen the hose clip and remove the
hose (8).
12. Loosen the bolts and remove the flange
(9).
13. Remove the suction strainer (10) and
clean it.
14. Clean the inside of the hydraulic tank.
15. Install the suction strainer (10) on the
flange (9).
16. Install the flange (9) on the hydraulic oil
tank.
17. Connect the hose (8) to the flange (9).
18. Tighten the drain plug (7).
19. Mount a new return filter and install the
flange (4).
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 (2).
21. Tighten the plug (1).
22. Bleed the air from the hydraulic oil circuit
following “Bleeding the 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 5-19.
Bleeding the air
IMPORTANT: After replacing the hydraulic
oil, bleed the air from the hydraulic circuit
and hydraulic devices. Failure to do so
may damage the hydraulic devices.
• Hydraulic pump
1. Tilt up the canopy.
Refer to “Tilting up the canopy” on page
5-52.
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).
EVERY 1000 HOURS