Fig 8 52 Material Transfer Nogative to Positive Point r f i a r 711 Fig S3 Material Transfer Positive to N Sativ Point not be used on other metals and should not be allowed to become greasy or dirty Never use emery cloth to clean contact points Contact surfaces after consider able use may not appear bright and smooth but this 1 is not necessarily an indication that they are not functioning satisfactorily Do not attempt to remove all roughness nor dress the point surfaces down smooth merely remove scale or dirt Badly burned or pitted contact points should be replaced and the cause of trouble determined so it can I be eliminated High resistance or loose connections in the condenser circuit oil or foreign materials on the contact surfaces improper point adjustment or high voltages may cause oxidized contact points Check for these conditions where burned contacts are experienced An out of balance condition in the ignition system often the result of too much or too little condenser capacity is indicated where point pitting is encountered Setting and Alignment of Points The point opening of new points can be checked with a feeler gauge but the use of a feeler gauge on roush or uncleaned used points is not recommended since accurate gauging cannot be done on such points The gauge measures between high spots on the points instead of the true point opening fig 8 54 Contact ACTUAL MW OPENING 021 z I t 016 FEELER GAUGE Mg 8 54 inaccurate Gauging of Rough Points points must be set to the proper opening Points set too close may tend to burn and pit rapidly Points with excessive separation tend to cause a weak spark at high speed Proper point settings for all models are 019 new points 016 used points PRIMARY TiRMINAI hoLD wN SCREW v OILER ADJUST GM ANOL SETTING OR PMf OPpVINO Mg 8 55 Point Adjustment