ARB RD197 - Manual (Page 23)

3 Installing the Air Locker
21
3.6.2 B Assembly into Live Axle
 Reinstall the Air Locker into the axle housing.
 Leaving the bolts out at this stage, install the bearing caps
orientated as they were marked before they were removed.
 Rotate the seal housing so that the slot is pointing straight out of
the axle opening. Then install the supplied seal housing bracket
with the tab locating in the seal housing slot as shown in Figure 16.
Figure 16.
 Insert the bearing cap bolts and finger tighten. It is not necessary to
torque them down at this time.
 Using the appropriate adjuster nut wrench, lightly hand tighten the
seal housing side adjuster nut.
NOTE : You should feel no backlash between the ring and
pinion gears once the adjuster nut tightens.
 Reverse the adjuster nut (counterclockwise) ¼ turn.
 Using the adjuster nut wrench, hand tighten the opposite adjuster
nut.
NOTE : You should now feel some backlash between the ring
and pinion gears.