ahlmann AL 65, Operating Instructions Manual

Page: 117 / 138

8-16 K65C/K75C/K95C 8-16 K65C/K75C/K95C
1 2
2 1
a
b
1 2
2 1
a
b
Figure 8-34
Figure 8-33
8.2.16 Checking/adjusting
the service/parking brake
DANGER
- The combined service/parking
brake must be checked and, if
necessary, adjusted every 500
operating hours.
- All work on the brake system must
only be carried out by authorised
personnel.
- Oil loss (leaks) in the brake system
must be immediately reported to
authorised personnel.
(1) Check the brake fluid level at
the equalising reservoir (8-32/
arrow); if necessary, add brake fluid.
(2)
Visually check the entire
system for leaks.
(3)
Release the hand lever for the
parking brake (4-12/3).
(4)
Remove both screw plugs
(8-33/1 and 8-33/2) from the housing
(size 24).
NOTE
- The tools required are contained
in the tool kit.
- Screw plug 8-33/2 has already
been removed.
- Collect any oil that escapes.
(5) Determine the play (l = b - a)
(Figure 8-34). To do so, determine
gap "a" (8-34/a) between the stop
discs and the stud end of the screw
plug and gap "b" (8-34/b) between
the sleeve and the sunk face of the
housing.
DANGER
The brake must be readjusted if the
play is larger than 2 mm.
Figure 8-32
Figure 8-34
Figure 8-33
8.2.16 Checking/adjusting
the service/parking brake
DANGER
- The combined service/parking
brake must be checked and, if
necessary, adjusted every 500
operating hours.
- All work on the brake system must
only be carried out by authorised
personnel.
- Oil loss (leaks) in the brake system
must be immediately reported to
authorised personnel.
(1) Check the brake fluid level at
the equalising reservoir (8-32/
arrow); if necessary, add brake fluid.
(2)
Visually check the entire
system for leaks.
(3)
Release the hand lever for the
parking brake (4-12/3).
(4)
Remove both screw plugs
(8-33/1 and 8-33/2) from the housing
(size 24).
NOTE
- The tools required are contained
in the tool kit.
- Screw plug 8-33/2 has already
been removed.
- Collect any oil that escapes.
(5) Determine the play (l = b - a)
(Figure 8-34). To do so, determine
gap "a" (8-34/a) between the stop
discs and the stud end of the screw
plug and gap "b" (8-34/b) between
the sleeve and the sunk face of the
housing.
DANGER
The brake must be readjusted if the
play is larger than 2 mm.
Figure 8-32