Atlas Copco XAS 130 DD7 C3 APP, Инструкция по эксплуатации

Страница: 87 / 116

- 87 -
TOWBAR AND OVERRUN BRAKE
Check the coupling head fastenings
Check coupling head
Check coupling head for wear and correct operation.
Check the wear indicator (use within the "+" range
only).
Check the coupling head fastenings (see arrows,
Figure) at regular intervals for firm seating.
Height adjustment
Check height adjustment facility
After every adjustment the clamping nuts must be
tightened and secured with the spring elements.
Tightening torque:
M 24 = 250 - 350 Nm
M 32 = 350 - 400 Nm
Check tight fit of the clamping nuts and correct
positioning of the adjustment facility.
See also
Height adjustment .
Brake play check
Brake play check
The check is carried out visually on the stroke (x) of
the overrun coupling.
As soon as this is more than 50 mm when the brakes
are applied, adjust the wheel brakes.
Check towbar, handbrake lever, spring actuator,
reversing lever, linkage and all movable parts for ease
of movement.
First initially, then every 2,000
kilometres or annually.
Initially, before every journey, up to 500
kilometres, then every 2,000 kilometres
or annually.
After the first run, then every 2,000
kilometres.
(x)