Honda P50 Shop Manual [22 MB] - Project Moped Manual

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Trouble Probable ause orrective Action o slow speed difficult 12. Clogged slow and/ or pilot jet o high fuel consumption 3. Clogged air vent pipe o erratic operation Poor high speed performande A. Adjustment Procedure I. Air screw Screw in fully and t hen back off l · J,.il turn. 2. Throttle stop screw 1. Choke part ially closed 2. Clogged air vent pipe 3. Loose main jet, dropped or clogged 4. Jet needle dropped Loosen the throttle screw fully and t hen screw in to obtain the proper idle speed of 1500 RPM. Determine the proper id le speed by running the engine w ith the rear wheel off the ground, t he point of maximum throttle opening w ith t he rear wheel stationary. 3. Slow speed adjustment Adjust t he engine t o smooth operation with the air screw and t hen adjust to t he proper idle speed wit h t he throttle stop screw. 4. Medium and high speed adjustment (Note) Adjust with the main jet. If exhaust gas is dark, replace main jet with one of smaller number and visa versa. Jets are precision parts, therefore, handle with care to prevent damage. Finally, check the fuel level. 79 2. Clean or repair 3. Over flow pipe servesales as air vent ; prevent from blocking 1. Fully open the choke va lve 2. Refer to part 4 above. 3. Clean main je t and t ighten securely 4. Replace jet needle clip Fig. 2-51 (!) Air screw @ Throttle stop screw Fig. 2-52 CD Genuine parts mark ® Main jet No.
80 B. Float check procedure l. Shake t he float and listen for fuel inside. 2. Submerge in hot water (approx. 90° C) for one minute and check for rise of bubble which indicates leak. 3. Clean float chamber before assembly. Fig. 2-53 (!) Needle cl ip ® Needle clip plate @ Cabl e adjuster @ Throttl e valve @ Jet needle @ Needl e jet
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SHOP MANUAL HONDA MODEL P50 • I -
Page 3:
1. FEATURES II CONTENTS I 2. SPECIF
Page 13:
10 DIMENSIONAL ORA WING - --(U! ('(
Page 19:
16 Fig . 3-15 Fig. 3-16 P-50 Carbur
Page 31: 28 Valve Operating Mechanism The in
Page 39: 36 Fig. 3·63 F reewheel sprocket 1
Page 49 and 50: 46 Fig. 4·11 Tire construction 1)
Page 55: 52 Fig. 1 ·9 (l) Alignment mark @
Page 64 and 65: (4) Head light Adjustment Beam Adju
Page 67: 64 Fig. 2·1 1 Nut t Decompression
Page 78: 8. Inspection and Repair 1. Check c
Page 87 and 88: 84 Fig. 3-4 C! ) Spark plug i Noise
Page 94: G. Inspection 1 Bend in the handle
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Honda P50 Shop Manual [22 MB] - Project Moped Manual

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