DAELIM S4 50cc Service Manual page 63

PILOT SCREW PILOT SCREW PILOT SCREW PILOT SCREW PILOT SCREW
PILOT SCREW PILOT SCREW PILOT SCREW PILOT SCREW
PILOT SCREW PILOT SCREW PILOT SCREW PILOT SCREW PILOT SCREW PILOT SCREW
PILOT SCREW PILOT SCREW PILOT SCREW PILOT SCREW PILOT SCREW PILOT SCREW
PILOT SCREW
FUEL STRAINER FUEL STRAINER FUEL STRAINER
FUEL STRAINER FUEL STRAINER FUEL STRAINER FUEL STRAINER
FUEL STRAINER FUEL STRAINER FUEL STRAINER FUEL STRAINER FUEL STRAINER FUEL STRAINER
FUEL STRAINER FUEL STRAINER FUEL STRAINER FUEL STRAINER
FUEL STRAINER FUEL STRAINER FUEL STRAINER FUEL STRAINER FUEL STRAINER
FUEL COCK FUEL COCK FUEL COCK
FUEL COCK FUEL COCK FUEL COCK FUEL COCK FUEL COCK FUEL COCK
FUEL COCK FUEL COCK FUEL COCK FUEL COCK
FUEL COCK FUEL COCK FUEL COCK FUEL COCK FUEL COCK FUEL COCK
FUEL COCK FUEL COCK FUEL COCK
FUEL COCK FUEL COCK FUEL COCK FUEL COCK FUEL COCK
FUEL COCK FUEL COCK FUEL COCK FUEL COCK
FUEL COCK FUEL COCK FUEL COCK FUEL COCK FUEL COCK FUEL COCK
FUEL COCK FUEL COCK FUEL COCK FUEL COCK
FUEL COCK FUEL COCK FUEL COCK
LINK
AIR VENT
FLOATING
PRESSURE
LINE
ACCELERATING ACCELERATING ACCELERATING ACCELERATING ACCELERATING ACCELERATING ACCELERATING
ACCELERATING ACCELERATING ACCELERATING ACCELERATING ACCELERATING ACCELERATING
ACCELERATING ACCELERATING ACCELERATING ACCELERATING
ACCELERATING ACCELERATING ACCELERATING ACCELERATING ACCELERATING
THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW
THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW
THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW
THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW
THROTTLE STOP SCREW THROTTLE STOP SCREW THROTTLE STOP SCREW
SMALL
DIAPHRAGM
LARGE
DIAPHRAGM
SPRING
④ When idling, check to see if the rotation is smoothly
and to return is normal.
⑤ Turn the throttle stop screw until the 1000 rpm, and
check the stopping of engine.
If the engine is stop, adjust the pilot screw with a 1/8
and repeat step ④ and ⑤.
(Check by snapping slightly and check whether
RPM goes down naturally.)
NOTE
•If the engine cannot be adjusted by turning the
pilot screw within a ¼ turn, check for other engine
problems.
⑥ After the final test of the starting and driving,
readjust if necessary. Assemble the carburetor
maintenance cover of luggage box.
● Assemble luggage box to carburetor maintenance
cover.
FUEL COCK
● Disassemble luggage box.
● Disconnect fuel tube A, B connected to fuel cock.
● Disassemble fuel cock.
● Install in the reverse order of removal.
INSPECTION
● Be sure to remove the diaphragms from the fuel auto
valve before using compressed air the blow out of
air passages. Compressed air will damage the
diaphragms or may forced them off the aluminum.
NOTE
•Place a clean container under the fuel tube.
● Do repair after emptying gasoline in fuel tank.
● Connect the fuel auto valve vacuum tube to the
vacuum pump and apply vacuum. Be sure that the
fuel flows out smoothly.
● If the vacuum does not remain steady, it indicates
the diaphragm is incorrectly installed or damaged.
● If the vacuum remains steady, but the fuel flow is
not smooth, it indicates a clogged filter or
incorrectly installed diaphragm.
● If the fuel flows without the vacuum applied, the
diaphragm is incorrectly installed.
FUEL SYSTEM