Service and maintenance
Brake system 143
Brake system
Brake function, checking
Check the brake function every day before starting the
engine.
1 Brake out any remaining brake pressure by repeatedly
pressing down the brake pedal.
2 Start the engine and let it idle until the pressure has built up.
3 Move off carefully and test-brake, the brakes shall take evenly
and without noise.
In case of defective brake function, contact a workshop authorised
by Volvo CE.
Brake fluid, checking level
Check the brake fluid level every 50 hours.
When needed, fill brake fluid up to the clamp's level on the tractor
unit's reservoir and to the max. marking on the trailer unit's
reservoir.
Brake fluid, changing
Change brake fluid every 2000 hours.
The work should be carried out at a workshop authorised by
Volvo CE.
Brake fluid volume: 5 x 0.5 litres.
Brake fluid's grade, see page 167.
Brake system, bleeding air
If the brake fluid has been drained, the brake system must be bled.
The work should be carried out at a workshop authorised by
Volvo CE.
A
1
2
A
B
B
A Brake fluid reservoir, tractor unit
B Brake fluid reservoir, trailer unit