British Leyland Triumph Toledo, Repair Manual, Page: 155 / 339

REAR AXLE AND FINAL DRIVE
47. Tighten the nut gradually until a bearing pre-load
of 15 to 18 lbf in (0T7 to 0*21 kgf m) is obtained.
This can be measured using a lbf in (kgf m) scale
torque wrench and suitable size socket.
48. Clean the dummy pinion head. Position the dial
gauge foot of 18G 191 on the dummy head and zero
the gauge onto the head.
49. Move the gauge foot over the centre of one differen­
tial bearing bore. Note the indicated measurement.
Repeat for the opposite bearing bore.
50. Add the two measurements figures and divide by two.
51. Twenty-two pinion head washers are available
ranging in size from 0-075 to 0-096 in (1-91 to
2-44 mm).
52. Remove the dummy pinion 18G 191 M.
53. Remove the inner bearing from the dummy pinion.
Calculating pinii
Example
Sum of each bore measurement divided by two
Plus dummy pinion washer allowance from 18G 191 M
Required size of pinion head washer .........................
head washer size
0-002 in (0-05 mm)
0-077 in (1-95 mm)
0-079 in (2-00 mm)
**Note: Whilst etched + , —, or ‘N ’ markings will be found on the pinion face these should be ignored since they are
taken into consideration in the design and method of using the dummy pinion.**
(< Continued)
51.15.07 Sheet 6
Triumph Toledo Manual. Part N o. 545168. Issue 2