SECTION 3 - CHASSIS & TURNTABLE
3-62
3121171
9.
Check unit roll torque and proceed in the following
order:
10.
Keeping spindle locked, apply a setting preload by tight-
ening ring nut at 40daNm, turn completely the hub sup-
port twice using the special wrench to recover any
bearing cage misalignments. Release and tighten the
ring nut at the final torque of 30daNm (alternate tight-
ening and some setting turns). Check roll torque with
seal which must be within 1÷1,5 daNm.
NOTE:
Place ring nut with convex part facing the roller bearing as
shown below.
11.
Using special tool and hammer, make four dents on the
spindle thread by the M6 holes of the ring nut.
12.
Fit the 4 3/16” balls and tighten with LOCTITE 243 the 4
M6x6 socket headless screws at the torque of 1daNm.
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