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6.1.11.4.2.3. Productivity of the accelerating pump

PERFORMANCE ORDER
1. When checking operability of the accelerating pump it is necessary to give to the float-operated camera fuel from the additional tank. Mount primary camera of the carburetor over a volumetric glass.
2. Completely open ten times and close a butterfly valve, and you make opening of the gate within 1 second then return the gate to a starting position and in 3 seconds repeatedly open it. Check that the cam of the accelerated turns of idling did not limit movement of a butterfly valve.
3. Measure amount of fuel which the accelerating pump gave to a volumetric glass, and compare these data with provided in in subsection 6.1.1.
4. If adjustment is required, weaken the screw of fastening and turn a cam in the required direction then tighten the screw and repeatedly check productivity of the accelerating pump (() – increase in productivity, (-) – reduction of productivity).