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the rim hole and secure it by its nut (do not tighten). Slip on the cover side over
the rim edge beginning opposite the valves hold it in the rim recess and work with
tyre lever gradually on both sides towards the valve. Proceed carefully in order
not to damage the tube by pinching it between the cover and rim edges.
Tyre patching is an emergency remedy only during a trip when a nail has
punctured the tyre. For permanent repairs of tyres and tubes damaged by sharp
gravel or glass rely on vulcanisation by a repair shop.
Fig. 16 Correct tyre fitting