TAKE CARE NOT TO DAMAGE BORE OF THROTTLE SHAFT WHEN DRILLING.
(b) With 1/4 in. (635 mm) drill bit drill out ball from throttle shaft.
(c) To increase fuel pressure, rotate throttle shaft internal adjusting screw clockwise; to dec rease,
(d) If torque required to rotate internal adjusting screw is less than 1-1/2 in. lbs, a new screw must be
(e) Install new throttle ball with tool no. 3375204 throttle shaft ball installation tool.
l. Perform calibration check point checks.
There are two calibration check points. The first checks the condition of the
torque spring and the second checks the condition of the weight assist plunger.
(1) Check Point 1.
Be sure throttle lever is in full throttle position.