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Disassemble the generator in the following order:

Remove the brush holder with brushes.

Remove the bearing cover and unscrew the nut securing the rear end of the rotor shaft.

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K-151, K-151D carburetors are installed on engines of model 402 and 4021.

The K-151 carburetor (Fig. 1) consists of three main detachable parts connected through sealing gaskets with screws

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Remove the oil sump and crankcase gasket

Remove the oil pump

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The ignition distributor with a built-in Hall sensor produces voltage pulses, which the switch converts into current pulses in the primary winding of the ignition coil

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Loosen bolt 1 two to three turns

Unscrew the adjusting bolt 2, loosen the belt tension and remove it