上海牌 SH760A 轿车发动机采用的是上附593A 型两个双腔分动下吸式化油器,每只化油器有各自的进气口和节气门,各供应三只气缸的混合气。两只化油器用杠杆相联,以达到同步的目的,其怠速的同步调整显得尤为重要。调整的方法如下:调整前,应先将同步联动机构松脱;调整时,先以一只化油器为准,其调整顺序为:1.将节气门调整螺钉旋出至节气门全部 Shanghai brand SH760A car engine is attached to the attached 593A two dual chamber split suction carburetor, each carburetor has its own intake and throttle, the supply of three cylinders of the mixture. Two carburetors with leverage, in order to achieve the purpose of synchronization, the synchronous adjustment of its idle speed is particularly important. The adjustment method is as follows: Before adjustment, the synchronization linkage mechanism should be loosened first; when adjusting, the first carburetor shall prevail, the adjustment sequence is: 1. Turn the throttle adjusting screw to the full throttle