TM 5-3895-373-203.2.ADJUST INTAKE AND EXHAUST VALVES - Continued.B.ADJUST - Continued.b.With the help of a second person, use theradiator fan and rotate the engine until the valveson the number #4 cylinder reach the "rocking"position. A visual inspection of the valves in therocking position will indicate the period betweenthe opening of the intake valve and the closing ofthe exhaust valve.c.With the number #4 cylinder valves in therocking position, adjustment to the number #1cylinder can be performed. A visual inspectionof the number #1 cylinder valves will show boththe intake and exhaust valves at full extension.d.Holding adjustment screw (15) on the intakevalve with a flat blade screwdriver, loosen hexnut (16).e.Turn the adjustment screw and measure with athickness gage until there is 0.010 in. (0,25 mm)clearance between the top of valve stem guide(17) and bottom of rocker arm (18).f.Hold adjustment screw (15) and tighten hex nut(16).g.Repeat steps d, e, and f for the exhaust valve.GO TO NEXT PAGE3-4
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