21-1
21. TROUBLESHOOTING
ENGINE WON’T START
OR IS HARD TO START
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21-1
ENGINE LACKS POWER
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21-2
POOR PERFORMANCE
(AT LOW AND IDLE SPEED)
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21-3
POOR PERFORMANCE
(AT HIGH SPEED)
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21-4
ENGINE WON’T START OR IS HARD TO START
1. Check fuel flow to carburetor.
Fuel not supplied
Fuel tank empty.
to the carburetor
Clogged fuel tube or fuel filter.
Sticking float valve.
Clogged fuel tank cap hole.
2. Check the spark plug.
Weak or no
Faulty spark plug.
spark
Contaminated spark plug.
Disconnected or shorted high tension wires.
Faulty pulse generator.
Faulty main switch.
3. Test cylinder compression.
Low compression
Low speed of starter crank.
Incorrect valve clearance.
Faulty valve seat.
Worn cylinder and piston rings.
Seized valve.
Improper valve timing.
4. Start by following normal
Engine starts
Improper chock valve operation.
procedure.
but stops.
Improper chock cable free play.
Carburetor incorrectly adjusted.
Improper ignition timing.
Fuel contaminated.
Lean fuel mixture.
5. Remove and inspect spark plug.
Wet plug
Carburetor flooded.
Throttle valve open.
Choke closed.
Air cleaner dirty.
Rich fuel mixture.
Fuel is supplied
Good spark
Compression normal
Engine does not start.
Dry plug
INSPECTION
CAUSE OF TROUBLE
6. Close the choke and start
engine again.
POOR HANDLING
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21-4
POOR FRONT/REAR SUSPENSION
PERFORMANCE
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21-5
FUEL GAUGE
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21-5
21
Содержание Roadwin 250R FI VJF125
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Страница 19: ...1 16 GENERAL INFORMATION WIRING DIAGRAM...
Страница 20: ...1 17 GENERAL INFORMATION...
Страница 21: ...1 18 GENERAL INFORMATION...
Страница 22: ...1 19 GENERAL INFORMATION...
Страница 23: ...MEMO...
Страница 39: ...MEMO...
Страница 46: ...MEMO...
Страница 47: ...4 0 FUEL SYSTEM...
Страница 51: ...MEMO...
Страница 101: ...6 0 COOLING SYSTEM...
Страница 113: ...7 0 ENGINE REMOVAL INSTALLATION...
Страница 117: ...8 0 CLUTCH GEARSHIFT...
Страница 130: ...MEMO...
Страница 131: ...9 0 A C GENERATOR STARTER CLUTCH...
Страница 140: ...MEMO...
Страница 141: ...10 0 CYLINDER HEAD VALVES...
Страница 153: ...11 0 CYLINDER PISTON...
Страница 160: ...MEMO...
Страница 161: ...12 0 CRANKCASE TRANSMISSION CRANKSHAFT...
Страница 174: ...MEMO...
Страница 175: ...13 0 EXTERNAL PARTS...
Страница 181: ...14 0 FRONT WHEEL FRONT FORK STEERING...
Страница 205: ...15 0 REAR WHEEL REAR SUSPENSION...
Страница 217: ...16 0 HYDRAULIC BRAKE FRONT REAR...
Страница 248: ...MEMO...
Страница 249: ...18 0 IGNITION SYSTEM BATTERY ECU FUSE BOX AC GENERATOR REGULATOR RECTIFIER IGNITION COIL...
Страница 263: ...LIGHTS METER SWITCHES 20 0 HEADLIGHT RELAY WINKER RELAY ECU FUSE BOX H HO OR RN N SPEEDOMETER HEADLIGHT BATTERY HORN...
Страница 278: ...MEMO...
Страница 279: ...MEMO...
Страница 280: ...MEMO...
Страница 281: ...MEMO...
Страница 282: ...22 WIRING DIAGRAM...
Страница 283: ...22 1 WIRING DIAGRAM 22...
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Страница 286: ...22 WIRING DIAGRAM 2 1 09 01 25 17 16 08 32 24 37 36 34 33 39 38 35 40 1 2 1 2 2 1...
Страница 287: ...SERVICEMANUAL 2009 10 PRINTED 2009 10 PUBLICATION C CO OP PY Y P PR RO OH HI IB BI IT T...
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