Turn the fuel switch to―OFF‖ position.
Pull out the inlet oil hose and to loosen the guy wire of oil
valve.
Pull out stopper at the end of outlet oil hose. Put the fuel oil
in the floating bowl into another box.
Pull out the electrical enrichment valve interface.
Loosen the screw in the engine interface and air filter
interface and to take out the carburetor from the two
interfaces.
11.3.2 Disassembly of carburetor
Loosen the screw of electrical enrichment valve and to take the electrical enrichment valve module.
Check the wear of electrical enrichment valve
and injector needle.
If it is worn badly, then electrical enrichment
valve module should be replaced.
Loosen the screw and to dismantle the
top head.
Take out the spring and plunger module.
Check the wear of plunger. If it is worn
badly, then it should be replaced.
Check the wear of injector needle.
If it is worn badly, then it should be
replaced.
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