Chrysler 6, 7.5, 180 Sailor Outboard Motors Service Manual, OB 3330, Page 70Get this manual
BREAKER POINTS GeneralEngine operation is greatly affected by breaker point condition and adjustment of the gapIf points are burned or badly oxidizedlittle or no current will pass, and as result, the engine may not operate at allif it does run, it is likely to miss at full throttleAdjusting breaker gap, they will open earlier and close later in terms of cam movementA definite time is required for the magnetic field within the ignition coil to build up to sufficient value If the contact points are closed for too short timeweak spark will be produced by the coilIf points are set too wide, they will open before the primary current reaches the maximum value and on the other hand, if set to closethey will open after the primary has passed its maximum value Always replace badly burned or pitted breake points certain amount of build up or metal transfer occurs under normal operating conditionshowever if this occurs too frequently and becomes excessive, the condenser may be at faultsee Condenser Service for detailsSlightly pitted points can be dressed down with point file, although this should be done only as temporary field fix since points may tend to arc more steadily after filing Replace points at first opportunity after filing If the points are oxidized, rub piece of coarse cloth between the surfacesDirty or oily points can be cleaned with cloth but make sure no particles of lint are left between surface RemovalTo remove the breaker points from the stator plate, proceed as follows: 1Remove flywheel2Remove two screws holding breaker point to stator plate as shown in Figure 13