Fiori DB 460 - Replacing the Braking System Fluid

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5
MAINTENANCE
id.:
DB 460 REV. 00 02/01/2015
5.9.3 REPLACING THE BRAKING SYSTEM FLUID (fi g. 16)
CAUTION: Block all the wheels with wedges at the front and rear and always engage the parking brake
before operating on the system lines.
CAUTION: Air in the braking system will lead to poor braking performance. Always bleed the air after
working on the braking system. If you are not sure that all the air has been bled from the
system, have it checked by skilled technicians.
- Loosen the bleeder A and depress the brake pedal until all the fl uid has drained into a pan positioned under
the axle.
- Tighten the bleeders A.
- Top up the brake fl uid tank B with the recommended fl uid.
- Bleed the air from the system as described below.
- Ask someone to assist you by getting onto the driving post, to depress the brake pedal.
- Unscrew the bleeder A by half a turn and have your colleague depress the brake pedal until bubble-free fl uid
fl ows from the bleeder.
- Repeat the operation on all the axle bleeders A.
- Regularly top up the brake fl uid tank.
CAUTION: Before proceeding, always read the safety regulations for the operations to be carried out
as set out in Chapter 3.
- Move the vehicle onto fl at ground, engage the parking brake, turn off the engine and remove the ignition
key.
CAUTION: Do not pollute the environment. Keep used oils in special containers and send them to
companies specialised in storage and disposal of polluting and hazardous waste.
16
B
A