10. FUEL SYSTEM
10-8
Inspection
Check the reed valve for damage and its reed
strength.
Check the reed valve seat for crack, damage and
the clearance between the seat and the valve.
Replace reed valve if necessary.
Caution
Do not bend the reed valve stopper.
Otherwise, it will cause its strength insufficient
and rough engine running. If the reed valve
or its seat is damaged, replace with a set.
Installation
Install in the reverse order of removal
procedures.
Check for leaking after installed.
Fuel Pump
Inspection
Remove the body cover.
Warm up the engine and adjust idle speed.
Remove fuel hose from carburetor and then wait
for 5 minutes.
Measure the output of fuel pump. Its output time
is 10 seconds.
Output quantity: Min. 20 c.c.
If the output quantity is lower than 20 c.c., check
fuel hose, vacuum hose and fuel filter.
Removal/Installation
Remove floor plate.
Remove fuel inlet, outlet and vacuum hoses.
Remove 2 bolts and fuel pump.
Install the fuel pump in the reverse order of
removal procedures.
Carburetor
Fuel hose
Fuel inlet
hose
Fuel outlet
hose
Bolt
Vacuum
hose
Fuel hose
connector
Reed stopper
Reed valve
Reed valve seat
Inlet pipe
This chapter Contents
Summary of Contents for DD 50
Page 1: ...DD 50 SERVICE MANUAL FORWARD HOW TO USE THIS MANUAL CONTENTS MECHANISM ILLUSTRATIONS...
Page 6: ...MODEL ILLUSTRATION FT05T FT05U FT05W Home page Contents...
Page 7: ......
Page 23: ...1 GENERAL INFORMATION 1 16 Note This chapter Contents...
Page 43: ...3 LUBRICATION SYSTEM 3 6 Notes This chapter Contents...
Page 49: ...4 ENGINE REMOVAL 4 6 Note This chapter Contents...
Page 81: ...8 FINAL DRIVING MECHANISM 8 6 Notes This chapter Contents...
Page 97: ...10 FUEL SYSTEM 10 10 Notes This chapter Contents...
Page 99: ...11 BRAKE SYSTEM 11 2 Front Drum Brake System 2 5kgf m 6 0kgf m 0 55kgf m This chapter Contents...
Page 100: ...11 BRAKE SYSTEM 11 3 Rear Drum Brake System 2 5kgf m 11 0kgf m 0 55kgf m This chapter Contents...
Page 123: ...12 BODY COVER 12 14 Note This chapter Contents...
Page 156: ...16 ELECTRICAL DIAGRAM 16 1 DD 50 ELECTRICAL DIAGRAM 16 Home page Contents...
Page 157: ...16 ELECTRICAL DIAGRAM 16 2 Notes Home page Contents...