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4-9
ENG
CARBURETOR AND REED VALVE
EC466030
HANDLING NOTE
cC
Do not disassemble the venturi block
11
and main nozzle
22
because it will cause a
drop in carburetor performance.
EC463000
REMOVAL POINTS
EC463110
Throttle valve
1. Remove:
9Throttle valve 1
9Ring 2
9Spring (throttle valve) 3
9Mixing chamber top 4
9Throttle cable 5
NOTE:
While compressing the spring (throttle valve),
disconnect the throttle cable.
EC464000
INSPECTION
EC464140
Carburetor
1. Inspect:
9Carburetor body
Contamination → Clean.
cC
When cleaning the main air passage
aa
, do
not blow air at the filter side because it will
clog the passage with mud or sand.
NOTE:
9Use a petroleum based solvent for cleaning.
Blow out all passages and jets with com-
pressed air.
9Never use a wire.
9When cleaning the main air passage, blow air
through it while covering the nozzle with a
clean rag.
5MV-9-10-4A 6/12/00 8:16 PM Page 10