DAELIM NS125III Service Manual page 58

Fuel System
Remove the 4 vacuum chamber screws.
Screw
Remove the compression spring, vacuum piston,
and diaphragm.
Spring
Turn the jet needle holder with a screwdriver,
Jet needle
and remove the jet needle holder, spring, and jet
holder
needle.
Inspection
Jet needle
Jet needle
holder
Check the vacuum piston for wear, cracks,
scratches or other damage.
Check the jet needle edge for extensive wear,
twist or damage.
Check if the diaphragm has become thin or
cracked, and check the spring for wear or
damage.
Vacuum piston
Diaphragm
Spring
5-5