Primera BAG0175.3
5.5 Hydraulic operating brake system
To control the hydraulic operating brake system, the tractor requires
hydraulic braking equipment.
5.5.1 Coupling the hydraulic operating brake system
Only couple clean hydraulic couplings.
1. Remove the protective caps.
2. Clean the hydraulic plug and hydraulic socket if necessary.
3. Insert the tractor's hydraulic plug into the machine's hydraulic
socket.
4. Tighten the hydraulic screw union (if present) hand-tight.
5.5.2 Uncoupling the hydraulic service brake system
1. Loosen the hydraulic screw union (if present).
2. Protect the hydraulic plug and hydraulic socket against soiling
using the dust protection caps.
3. Store the hydraulic hose line in the hose cabinet.
5.5.3 Emergency brake
In event of the machine being released from the
tractor during travel, the emergency brake will
brake the machine.
(1) Pulling cable
(2) Brake valve with pressure accumulator
(3) Hand pump to relieve the brake
(A) Brake released
(B) Brake applied
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DANGER
Before travel, set the brake to the
application position.
1. Secure the pulling cable to a fixed point on
the tractor.
2. Apply the tractor brake with the tractor en-
gine running and hydraulic brake connect-
ed.
→ Pressure accumulator of the emergency
brake is being charged.