Carburetor Cover - Generic Trigger X 50ccm Owner's Manual

Do not pull the enrichment valve wire, insert the nylon tube
into the extender oil pipe and blow air into the pipe with
mouth. There should be no air in the extender oil pipe,
otherwise, the pipe should be replaced.
10.3.2.1 Disassembly
Unscrew the bolts and unload the enrichment valve set.
10.3.2.2 Inspection
Inspect the wear and tear of the enrichment valve and
needle valve.
If the wear is severe, replace the electric enrichment valve
set.
10.3.2.3 Installation
Install the enrichment valve by aligning its flange with the
carburetor and fasten the bolts.

10.4 Carburetor cover

10.4.1 Dismantling
Unscrew the two bolts on the cover and unload the cover,
shim, piston spring, compression cap, needle valve and
piston in turn.
10.4.2 Inspection
Inspect the wear and tear of the needle valve and piston.
If the wear is severe, replace them.
10.4.3 Assembly
Assembly is conducted in the reverse order of disassembly.
*Note
Do not damage the needle valve or piston in
assembly.
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enrichment valve wire
extender oil pipe-hole
bolt
enrichment valve
needle valve
cover
gasket
piston spring
needle
needle