Takeuchi TB108 Operator's Manual page 120

MAINTENANCE
Every 2000 Hours
17. Install the flange (8) and connect the
hoses (7).
18. Tighten the drain plug (6).
19. Insert hydraulic oil through the hole in the
vent plug (1), adding hydraulic oil to
between the upper limit (H) and lower
limit (L) of the sight gauge (2).
20. Follow the procedure under "Bleeding the
air" to bleed the air from the hydraulic oil
circuit.
21. Set the machine to the hydraulic oil level
inspection posture and inspect the level
once the temperature of the oil has
dropped.
Refer to page 100 "Inspecting the
Hydraulic Oil Level and Replenishing".
22. Pressurize the hydraulic tank.
Refer to page 100 "Pressurizing the
hydraulic tank".
Bleeding the air
IMPORTANT: After
hydraulic oil, bleed the air from the
hydraulic oil circuit and hydraulic
devices. Failure to do so may damage
the hydraulic devices.
1. Start the engine and run it at low idle for
10 minutes.
2. Set the engine to a low idle, then extend
and retract all the cylinders 4 or 5 times,
without going to the stroke end.
3. Run the engine at high speed, then extend
and retract all the cylinders 4 or 5 times,
without going to the stroke end.
4. Set the engine back to a low idle, then
extend and retract all the cylinders 4 or 5
times to the stroke ends.
replacing the
118
Inspecting the Engine Fuel
Injection Timing
This operation requires experience. Have it
performed by a Takeuchi sales or service
outlet.
Inspecting the Engine Fuel
Injection Valve
This operation requires experience. Have it
performed by a Takeuchi sales or service
outlet.