2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 100Get this manual

2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 100

1D-24 Engine Mechanical: Valve Stem Runout Support the valve with V-blocks as shown, and check its runout with the dial gaugeThe
I827H1140062-01 Valve Head Radial Runout Place the dial gauge at right angles to the valve head face, and measure the valve
head radial runoutIf it exceeds limit, replace the valveSpecial tool0990020607 (Dial gauge (1100 mm, 10 mm))0990020701 (Magnetic
stand)0990021304 (V-block (100 mm)) Valve head radial runout (IN& EX Service limit: 0.03 mm (0.001 in) Valve Stem Deflection
Lift the valve about 10 mm (0.39 in) from the valve seatMeasure the valve stem deflection in two directions, "X" and "Y",
perpendicular to each other, by positioning the dial gauge as shownIf the deflection measured exceeds the limit, (see below)
then determine whether the valve or the guide should be replaced with new oneSpecial tool0990020607 (Dial gauge (1100 mm,