Accelerating Pump

Fig. 7 Pump stroke adjustment.:

The primary throttle shaft lever (overtravel lever) has three holes and the accelerating pump link has 2 to 4 holes to control the pump stroke for various atmospheric temperatures, operating conditions and specific engine applications, Fig. 7. Adjustment holes are not provided on the temperature compensated accelerator pump carburetors.The stroke should not be changed from the specified setting.
1. To release rod from retainer clip, press tab end of clip toward rod. Then, at the same time, press rod away from clip until it is disengaged.
2. Position clip over specified hole in overtravel lever. Press ends of clip together and insert operating rod through clip and lever. Release clip to engage rod.