Show GOOD VALVE GRINDING HINT piece of emery clo cloth th can be employed satisfactorily if directions are arc followed in cases where a badly pitted valve requires grinding there Is a short cut cut clit n piece of emery cloth in dimensions a little bit wider than the valve seating and as long iong and then double it over so that both surfaces nrc flee cutting surfaces ne next ct cut a hole in the alie cloth clot so that fit the I 1 valve stem may lany lie be passed through and the emery cloth brought close lose up against the valve head bead the valve is then placed in ill position for grinding under comparatively ively high pressure both of the engery cloth will conform to the valve head and tho the seating and if tile valve turns and th the e emery cloth rein remains stationary the valve will be ground around on it the upper emery whereas if tle alie ciotti re revolves olves tile the valve venting kraii be ground ou on the lower emery |