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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).
Summary of Contents for TB225
Page 1: ......
Page 7: ...0 5...
Page 12: ...0 10...
Page 13: ...1 1 SAFETY...
Page 52: ...1 40 SAFETY SAFETY SIGNS DECALS...
Page 53: ...1 41 SAFETY SAFETY SIGNS DECALS...
Page 54: ...1 42 SAFETY SAFETY SIGNS DECALS...
Page 55: ...1 43 SAFETY SAFETY SIGNS DECALS...
Page 56: ...1 44...
Page 57: ...2 1 CONTROLS...
Page 69: ...2 13 MEMO...
Page 105: ...2 49 MEMO...
Page 131: ...3 1 OPERATION...
Page 161: ...4 1 TRANSPORT...
Page 165: ...4 5 TRANSPORT HOISTING THE MACHINE Two point suspension Three point suspension...
Page 167: ...5 1 MAINTENANCE...
Page 189: ...5 23 MEMO...
Page 209: ...5 43 MEMO...
Page 231: ...6 1 TROUBLESHOOTING...
Page 250: ...6 20...
Page 251: ...7 1 SPECIFICATIONS...
Page 253: ...7 3 MEMO...
Page 254: ...7 4 SPECIFICATIONS MACHINE DIMENSIONS Cab MACHINE DIMENSIONS...
Page 256: ...7 6 SPECIFICATIONS MACHINE DIMENSIONS Canopy...
Page 258: ...7 8 SPECIFICATIONS OPERATING RANGES OPERATING RANGES...
Page 260: ...7 10 MEMO...
Page 262: ...7 12 SPECIFICATIONS Long arm Cab LIFTING CAPACITIES...
Page 263: ...7 13 SPECIFICATIONS Long arm Cab LIFTING CAPACITIES...
Page 264: ...7 14 SPECIFICATIONS Long arm Canopy LIFTING CAPACITIES...
Page 265: ...7 15 SPECIFICATIONS LIFTING CAPACITIES Long arm Canopy...
Page 266: ...7 16 SPECIFICATIONS Standard arm Cab LIFTING CAPACITIES...
Page 267: ...7 17 SPECIFICATIONS Standard arm Cab LIFTING CAPACITIES...
Page 268: ...7 18 SPECIFICATIONS Standard arm Canopy LIFTING CAPACITIES...
Page 269: ...7 19 SPECIFICATIONS LIFTING CAPACITIES Standard arm Canopy...
Page 270: ...7 20...
Page 271: ...8 1 OPTIONS...
Page 279: ...8 9 MEMO...
Page 284: ...8 14 OPTIONS CAB OPTIONS CAB OPTIONS 1 Front guard 2 Emergency hammer 3 Front light Right...
Page 295: ...8 25...
Page 296: ...8 26...