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I’ve recognized for a while that I did not have a drawing of the Solex 26 AHD on the weblog. At present, coincidentally, somebody was asking in regards to the jet places and issues with idling on the AOMCC Discussion board. I uploaded a drawing and Pete Silson supplied some clever phrases, and an annotated the drawing to swimsuit. Earlier than we get to that, be aware that the gas follows the orange highlighted path earlier than it reaches the pilot air bleed jet, when the blue combination path begins:
I do not consider the notch beneath the choke tube has any impact on tick-over. The 4 standard websites for blockage of the pilot combination path are proven within the diagram under.
Air leaks wherever within the combination path (blue in diagram) trigger erratic tickover. Blockage of the pilot jet (3) weakens the tickover combine, blockage of the pilot air bleed (4) richens the tickover combine. There are two small holes both aspect of the butterfly (1 & 2) which may additionally get gummed up – the dimensions of those are essential so finest to blow them by way of with air fairly than poking with wire.
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