Bomag BW 177 D-4 Operating Instructions Manual page 69

Turn the screws in alternately for ¼ turn at a
l
time.
Repeat this measure on the opposite wheel
l
side.
Fig. 112
Remove plug (1) (Fig. 112).
l
Lay the U-bar (5) across the brake housing (2)
l
and turn the screw (4) into the tapped bore (3)
until it bottoms.
Turn the nut (6) down and tighten it for approx.
l
one turn. The drum must rotate freely.
After towing
Caution
!
Before detaching the tow bar block the ma-
chine with chocks to prevent unintended roll-
ing.
Turn the threaded spindle of the high pressure
l
relief valves completely out again and tighten
the counter nuts.
Turn all brake releasing screws of the axle
l
evenly back out, until they are light moving
again.
BW 177 D-4
Fig. 113
Turn the brake releasing screws (Fig. 113)
l
back in again, until they abut against the brake
piston.
Fig. 114
Unscrew the brake releasing screws (Fig. 114)
l
for two turns and tighten the counter nuts.
Repeat this adjustment procedure on the op-
l
posite wheel side.
i Note
If necessary replace the sealing ring under the
counter nut if it is leaking.
For this purpose completely unscrew the brake re-
leasing screw, replace the seal ring and lubricate
the screw with silicone grease.
Reinstall the screw with a new seal ring and adjust
the protrusion as described above.
BOMAG
Operation
69