TM 5-4240-501-14&PChecking Float LevelWith body gasket in place on upper body and float valveand float installed, the float should be parallel to the bodymounting surface. Fig. 81. If not, bend tang on float untilthey are parallel. DO NOT PRESS ON FLOAT. Fig. 81.Fig. 81 - Checking Float LevelRepair CarburetorUse new parts where necessary. Always use newgaskets. Carburetor repair kits are available. Seeillustrated parts list for particular model. If throttle shaftand/or venturi has been removed, install throttle andthrottle shaft first. Then install venturi. Now install jet onsmall one piece or nozzle on large one piece Flo-Jet.The nozzle or jet holds the venturi in place, Fig. 76.Replace choke shaft and valve. Install new welch plugusing sealer around edge of plug. Stake plug in two (2)places. Sealer is to prevent entry of dirt into engine.Install float bowl, idle and high speed adjustmentneedles.Initial AdjustmentsOn small one piece Flo-Jets, turn in idle and high speedneedles until they just bottom. Open high speed needle21/2 turns and idle needle 11/ 2turns on large one pieceFlo-Jets, turn both idle and high speed needles in untilthey just bottom. Then turn both valves 11/2 turns open.CARBURETIONOne Piece Flo-JetThese settings will allow the engine to start. Finaladjustment should be made when engine is running andhas warmed up. See carburetor adjustment. (Two pieceFlo-Jet carburetor.)Choke-A-MaticRemote Control AdjustmentOn Choke-A-Matic carburetors, the remote control mustbe correctly adjusted in order to obtain proper operationof the choke and stop switch. See Section 4 forillustrations by engine model.TWO-PIECE FLO-JET CARBURETORSMALL, MEDIUM AND LARGE FLO-JETFig. 82 - Small Flo-JetFig. 83 - Medium Flo-JetFig. 84 - Large Flo-Jet23
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