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Mini Magazine - Summer 2018

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Tech<br />

20<br />

Fit the new outer tracks to the hub with the<br />

widest face innermost. Use a drift to knock<br />

them gently into place, but take care as the<br />

outer shoulder is quite narrow, making it<br />

easy to slip and cause damage.<br />

19<br />

It’s imperative to keep each of the new bearing races and its matched outer track together as<br />

supplied. Identify the inner grease seal by its raised ridge/lip on the outer face to accept the<br />

white plastic dust shield.<br />

21<br />

Fortunately, we had the use of a hydraulic<br />

press, plus a bearing race and seal driver set<br />

from Snap-on. These make fitting the outer<br />

tracks a breeze, but most folk will have to do<br />

it the traditional way.<br />

22<br />

Many bearing failures can be attributed to<br />

poorly packed grease. Some non-geniune<br />

items come with a grease sachet, but we<br />

prefer a recognised brand of good quality<br />

high-temperature bearing grease.<br />

23<br />

If packing the grease by hand, take your time<br />

to work it fully into the bearing races.<br />

Fortunately, this neat grease-packing device<br />

from the States did the job for us. Now fit the<br />

greased outer race into the hub.<br />

24<br />

With the race fitted, the outer grease seal should be fitted squarely in the hub and pushed<br />

into position. We had a specific tool for this, but it can be installed by hand with patience and<br />

a light tap with a hammer.<br />

81

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