浙江华洋赛车股份有限公司
5- 13
the engine can ignite, but can not start
1. There is no fuel in the fuel tank.
2. No fuel enters the carburetor
3, too much fuel into the cylinder
4, air filter blockage
the mixed gas is too dilute
1. Carburetor nozzle blockage
2. The fuel tank cover vent is blocked
3, fuel filter blockage
4, fuel pipe flow is not smooth
5, the float needle is faulty
6. The oil level in the carburetor is too low
the mixed gas is too concentrated
1. The choke is closed
2. The oil level in the carburetor is too high
3, carburetor air nozzle blockage
4, the float stuck or the float needle is faulty
5, the air filter is not clean
the idle speed of engine is unstable
1. Improper adjustment of idle speed
2, the mixture is too rich
3, the mixture is too thin
4, the cylinder compression force is too low
5, the air filter is blocked
6, fuel storage for too long
Impurities in the fuel
5.4.2 Carburetor disassembly
Turn off the fuel switch and remove the fuel
line connection. Remove the side covers on
both sides.
Loosen the carburetor drain screw and release
the fuel from the carburetor.
Remove the connecting nut of the carburetor
and the intake pipe.
Loosen the hook screw with the air filter.
Then remove the carburetor cover and pull the
throttle plunger out.
Remove the carburetor.
Note: Flames or sparks should not be close
to gasoline; if spilled gasoline, it should be
wiped clean immediately.
5.4.3 Throttle valve plunger
Remove the connection of the throttle handle
line end in the groove on the throttle valve
plunger, and press the throttle valve spring
when disassembling.
Remove the oil needle retaining ring and then
remove the oil needle and the oil needle
retaining ring from the throttle valve plunger.
Check the surface of the throttle valve plunger
and the needle for cleanness, smoothness,
scratches or wear.
Connecting band screw
Summary of Contents for AU200
Page 1: ...1 KAYO MOTO AU200 Maintenance Manual...
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Page 138: ...10 Appendix...