Honda CB350 CL350 [111/219] Electrical parts 100

Содержание

Похожие устройства

100 I Breaker cam Governor weight support Governor weight 4 Governor weight stopper 5 Governor weight spring Fig 5 9 Spark advancer mechanism 5 ELECTRICAL PARTS The dotted lines in Fig 5 9 show the cam in full advanced position Spark advancer starts functioning at an engine speed of approximately 1800rpm and becomes fully advanced at 3500rpm advancing the spark 35 The spark advancer is assembled on the camshaft and at the exposed breaker point area only the breaker point cam is visible The major portion of the spark advancer mechanism is located behind the breaker point assembly plate and is not easily accessible The entire assembly is mounted on the left front side of the cam case providing good stability The spark advance characteristics are shown in Fig 5 10 Start 1500 2100 rpm engine speed Spark fully advanced 3500 3900 rpm engine speed Total spark advance angle 32 38 Fig 5 10 Spark advancer characteristic of spark advance D Contact Breaker The contact breaker is mounted on the camshaft together with the spark advancer and performs an important function of positively dis rupting the primary ignition circuit The contact breaker is mounted on a base plate and is composed of a breaker arm points fixed and movable primary terminal spring and lubricating felt A movable contact point is mounted on one side of the breaker and is electrically insulated from the base Fig 5 11 It is essential that the action of the breaker arm always be smooth and in order to minimize the inertia it must also be light and compact in addition to being strong A strong spring tension is required on the breaker arm to prevent chattering during the collapse of the primary circuit while the tension must not be excessive to eliminate wear of the friction parts The wear would then result in change to the igniton timing It should normally be between 700 900 gr 1 54 1 98 1b To prevent wear to the friction parts apply a small amount of grease to the felt lubricating wick and also remove the breaker arm and apply grease to the groove in the shaft or to the lubrication hole 5

Скачать