Suzuki GSF 400 (1991-1993) [24/270] Spark plugs

Содержание

2 7 PERIODIC MAINTENANCE AND TUNE UP PROCEDURES SPARK PLUGS Inspect at 6000 km 4000 miles or 12 months 18000 km 11000 miles or 36 months and replace every 12000 km 7500 miles or 24 months Remove the spark plugs with the spark plug wrench The plug gap is adjusted to 0 6 0 7 mm 0 02 0 03 in The gap is correctly adjusted by using a thickness gauge When carbon is deposited on the spark plug remove the carbon by using a spark plug cleaning machine or by carefully using a tool with a pointed end If the electrode is extremely worn or burnt replace the plug Also replace the plug if it has a broken insulator damaged thread etc NGK CR8EK as listed in the table should be used as the standard plug However the heat range of the plug should be selected to meet the requirements of speed actual load fuel etc If the plugs need to be replaced it is recommended that plugs having a heat range closest to the standard plug in the table be selected Remove the plugs and inspect the insulators Proper heat range would be indicated if all insulators are light brown in color If they are baked white they should be replaced by a cold type and if blackened by carbon by a hot type Recommended spark plug Standard Cold type Hot type NGK CR8EK CR9EK CR7EK ND U24ETR U27ETR U22ETR 09930 10120 Spark plug socket wrench set 09930 14530 Universal joint 09914 24510 T handle 09900 20803 Thickness gauge CAUTION Confirm the thread size and reach when replacing the plug If the reach is too short carbon will be deposited on the screw portion of the plug hole and engine damage may result NOTE R type spark plug is installed for some specifications R type spark plug has a resister located at the center electrode to prevent radio noise