5-43. FORWARD TANDEM AXLE AND DRIVE UNIT-Continued
Install the two adjusting rings (55) into
position between the carrier legs. Turn each
adjusting ring (55) hand tight against the
bearing cup (59).
Install the bearing caps (53) over the bearings
and adjusting rings (55). Check matchmarks
to be sure bearing caps (53) are in the correct
Tap each bearing cap (53) into position with a
leather or plastic hammer. The caps (53)
must fit easily against the bearings cups (58),
adjusting rings (55) and carrier. Do not force
bearing caps (53) into position.
Install the four washers (57) and screws (56)
to secure the bearing caps (53) into position.
Tighten the screws (56) by hand four to six
turns and then torque the screws (56) to
345 to 430 lb ft (470 to 585 Nm).
Adjust the preload of differential side bearings.
(a) Attach a dial indicator to the differential carrier
assembly (9) with the plunger of the pointer
contacting the back surface of the ring gear (19).
(b) Loosen the adjusting ring (55) opposite the ring
gear (19) to provide a small amount of end play.
Move the differential and ring gear to the left
and right with pry bars while noting the dial