Honda CB350 CL350 [149/219] Electrical parts 138

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138 5 ELECTRICAL PARTS NOTE Upon completion of measurement the con denser terminal should be shortcircuited to discharge the charge accumulated in the con denser If not a shock may be expected to the touch Fig 5 94 Fig 5 94 Short circuiting of the condenser 4 The condenser functions to hold electricity temporarily so that when the point is opened the current does not spark If the internal insulation is defective or the capacity is in sufficient the secondary voltage is lowered the plug sparking is weakened and the ignition becomes defective Condenser capacity Power source required If the condenser is defective electricity can not be stored and the secondary voltage lowers Accordingly effective sparking is not made Test the condenser following the instructions as indicated below a Preparation 1 Connect to the battery Power source 2 Setting the switch to resistance perform the scale adjustment in the same manner as for resistance measurement 3 Turn the switch to Condenser b Measuring Fig 5 95 Condenser capacity measuring Scale measuring by standard 1 The method of measuring is the same as for the insulating resistance measurement 2 Attach the test wire lead to the condenser Fig 5 95 3 The meter pointer swings to the right Read the pointer indication and multiply that value by zF That is the capacity microfarads Generally if the value is from 0 21 zF to 0 26 zF it is satisfactory if less than 0 21 zF the capacity is insuf ficient or the condenser defective 5 DC Voltage Power source not required a Set the switch to DC Voltage b Attach terminal X wire lead to the item being measured and read the pointer swing on the blue scale It can be measured up to DC 30V Fig 5 95 c Attach red test wire lead to the positive side of the item being measured and black wire to the negative side of the item

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