Honda AFRICA TWIN XRV750 (1987-2002) [174/291] 16 frame suspension and final drive

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6 16 Frame suspension and final drive 9 6b and the upper bearing 9 6c Remove the lower bearing from the 9 10 Tighten the adjuster nut as described steering stem 9 11a Slide the left hand fork up through the yokes 9 11 b and tighten the steering stem nut to the specified torque or damage as described in Section 10 Note Do not attempt to remove the races from the steering head or the steering stem unless they are to be replaced with new ones for details but note that setting the bearings is a lot easier and more accurate after the forks and wheel are installed as their leverage and inertia need to be taken into account see illustration To do it that way make sure the nut is tight enough to hold the steering stem in the head without any play then install the forks and wheel then refer to the procedure in Chapter 1 Caution Take great care not to apply excessive pressure because this will cause premature failure of the bearings 11 When the bearings are correctly adjusted fit the top yoke onto the steering stem see illustration 9 3b then install the washer and the steering stem nut and tighten it finger tight see illustration 9 3a Temporarily install the left hand fork to align the top and bottom yokes and secure it by tightening the bottom yoke clamp bolt only see illustration Now tighten the steering stem nut to the torque Installation 7 Smear a liberal quantity of multi purpose grease onto the bearing races and work some grease well into both the upper and lower bearings Also smear the grease seal lip using a new seal if necessary Fit the lower bearing onto the steering stem see illustration 9 6c 8 Carefully lift the steering stem bottom yoke up through the steering head see illustration 9 5 Fit the upper bearing and its inner race into the top of the steering head see illustrations 9 6b and a Fit install the grease seal see illustration 9 4b Apply some clean engine oil to the adjuster nut and thread the nut on the steering stem see illustration 9 4a 9 If the correct tools are available tighten the adjuster nut to the torque setting specified at the beginning of the Chapter then turn the steering stem through its full lock at least five times and re tighten the adjuster nut to the specified setting Ensure that the steering stem is able to move freely from lock to lock following adjustment If necessary reset the bearing adjustment as described in Chapter 1 10 If the correct tools are not available tighten the nut using a C spanner or drift so that bearing play is eliminated but the steering stem is able to move freely from lock to lock refer to the procedure in Chapter 1 setting specified at the beginning of the Chapter see illustration 12 Install the remaining components in a reverse of the removal procedure referring to the relevant Sections or Chapters and to the torque settings specified at the beginning of the Chapter Note that you must install the handlebars and secure the brake hose and pipe clamp bolts on the yokes before installing the forks if the forks are installed first it is impossible to route the brake pipes around them 13 Carry out a check of the steering head bearing treeplay as described in Chapter 1 and if necessary re adjust 10 Steering head bearings inspection and replacement ÿ Inspection 1 Remove the steering stem see Section 9 2 Remove all traces of old grease from the bearings and races and check them for wear or damage 3 The outer races should be polished and free from indentations Inspect the bearing rollers early models or balls later models for signs of wear damage or discoloration and examine their retaining cage for signs ol cracks or splits If there are any signs of wear on any of the above components both upper and lower bearing assemblies must be renewed as a set Only remove the outer races in the steering head and the lower bearing inner race on the steering stem if they need to be renewed do not re use them once they have been removed Replacement 10 4a Drive the bearing races out with a brass drift 4 The outer races are an interference fit in the steering head and can be lapped from position with a suitable drift see illustrations Tap firmly and evenly around each race to ensure that it is driven out squarely It may prove advantageous to curve the end of the drift slightly to improve access 5 Alternatively the races can be removed using a slide hammer type bearing extractor these can often be hired from tool shops