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接口 interface
12.3.2 Disassembly of carburetor
Loose screws of electronic enrichment valve and
remove electronic enrichment valve components.
Check abrasion condition of electronic enrichment
valve and oil needle.
If the abrasion is severe, change the electronic
enrichment valve component.
Loose screw and remove upper cover.
Remove spring and plunger
component.
Check abrasion of plunger.
Change it if abrasion exists.
Check abrasion of oil needle.
Change it if abrasion exists.
Loose screw and remove float
component room.
Remove float component, float pin and
needle valve component.
12.3.3 Inspection
Check whether abrasion or damage of needle valve components, needle valve and float component exists.
Change abraded or damaged needle valve core.
If needle valve seat is abraded, change main body of carburetor.
Change abraded float component tongue.
Check oil needle of carburetor, and change abraded or damaged one, if any, meanwhile replace main nozzle.
Check and change abraded, dirt or damaged metering hole, main metering hole and main nozzle.
Check and change abraded plunger.
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