The nipple of the tractor fluid brake valve of the trailer (extra equipment) is also
placed on the bleed plate on top of the left axle housing.
1. Start the tractor and let it run for ca. three minutes.
This ensures that the oil from the pump is completely free from air.
2. Lock the brake pedals together.
3. Open the bleeding nipples.
It is recommended to use hoses from the bleeding nipples to a suitable
container.
NOTE: Do not let the oil run on the ground.
4. Pump the pedals until there are no air bubbles in the oil.
5. Close the bleeding nipples.
6. Check that the pedal free travel is the same on both wheels.
Check the free travel while driving with the pedals latched together.
On models T133 H-T193 H the pedal free travel must be ca. 35-45 mm.
7. Check the free travel on the rear brake pedal.
The reverse drive control system is extra equipment.
The pedal free travel must be ca. 60-70 mm.
4.7.6.6 Changing oil in the front axle brake system
Front axle brakes use the same power transmission oil as the rear brakes.
Change the front brake oil every other year while changing the rear brake system
oil.
1. Start the tractor and let it run for about three minutes.
This ensures that the oil from the pump is completely free from air.
2. Make sure that the bleeding valves for the rear brakes and hydraulic trailer
brakes are closed.
3. Lock the brake pedals together.
4. Maintenance
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