![]() ![]() ![]() Measure the gap with a twist drill of equivalent diameter and make sure that the choke valve plate is in the position shown. The choke butterfly should open, leaving a gap (B - Fig 13.38) as specified. 33 Move the control lever on the automatic anti-flooding device downwards to simulate vacuum pull-down. Retighten the locknut.Īutomatic anti-flooding device - adjustmentģ2 Operate the choke valve plate lever fully. 31 If adjustment is required, release the locknut and turn the adjustment screw. Check the gap using a twist drill of equivalent diameter. 30 The throttle valve plate should now be open to give a gap between its edge and the progression holes as specified. Retain the lever in this position with a rubber band. ![]() If the dimension is not within the specified tolerance, bend the float tab which bears on the needle valve ball.įast idle - adjustment (requires removal of the carburettor)Ģ9 Close the choke valve plate by moving the control lever fully. 28 With the carburettor top cover held vertically so that the float arm just touches the fuel inlet needle valve ball, measure between the float and the surface of the flange gasket as shown in Fig. ![]()
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May 2023
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