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Show PROPER CARE OF TUBES IS HELD IMPORTANT ITEM The importance of properly caring for tubes Is self-evid. nl The .tube Is really the heart of the tire. Both casing and tube arc intor-dependent intor-dependent each protects the other ; and any injury to one Is bound to affect the other. Spare tubes should n- ver he carried car-ried loose. They sdioitl.i b kept In a box or bag, where thev will not come Into contact with oil and Kre-as-. Before Inserting a lube in a . n.. carfull ysprlnkle the Inside ol tro' . using with a good grade of Fn rich talc. This lubricates the tube and prevents chafing and sticking to the sldewall. Place the tube Inside the cajnng alter Inflating to roundness and inspect in-spect the flap for folds or any i oiign edges, Be sure that the tub.- a not pinched between the he.nl and the rim and see thai the valve stem is straight. mm ii -r-ic-csn Ne ver insert a tube in a dirty cas- Test your tubes frequently for prop- r inflation. Clndcrlnflation is often caused by a slow seepage of air through a worn valve or by a slo7 leak , in the rubber. Use a pressure Kaugc frequently to detect underlnfjatlon, consultimr an inflation chart for proper pressure. The valve may be tested by Inflating Infla-ting the tube and placing .the un-capped un-capped valve stem under water. If th. valve leaks, air bubbles will ap- pea ;. Tube punctures can be repaired by USIng i he tube repair kit outfits which ' most tire manufacturers have on the! ra rkot, These outfits contain pateh- 'iik rubbf i . . ment and a metal buffer i material sufficient for several tube' 1 repairs. |