2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 37Get this manual

2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 37

Maintenance and Lubrication: Spark Plug Inspection and Cleaning Inspect spark plug Every 000 km (1 200 miles, months) B827H20206005
8.0 lb-ft) Carbon Deposits 1) Remove the spark plugRefer to "Spark Plug Removal and Installation in Section 1H (Page 1H3)"2)
Check carbon deposits on the spark plugIf carbon is deposited, remove it using spark plug cleaner machine3) After finishing
the spark plug inspection, reinstall the removed parts 0.7 0.8 mm (0.028 0.031 in) I827H1020036-01 3) After finishing the
spark plug inspection, reinstall the removed partsElectrodes Condition 1) Remove the spark plugRefer to "Spark Plug Removal
and Installation in Section 1H (Page 1H3)"2) Check to see the worn or burnt condition of the electrodesIf it is extremely
worn or burnt, replace the spark plugAnd also replace the plug if it has broken insulator, or damaged thread3) After finishing
the spark plug inspection, reinstall the removed parts CAUTION Check the thread size and reach when replacing the spark plugIf