14 Troubleshooting
14
14
14
14
14
14-7
Complaint
Symptom and Possible Causes
Remedy
Poor engine
running in
high-speed
range.
1. Week valve spring
2. Worn
camshaft
3. Fouled spark plug
4. Insufficient spark plug gap
5. Improper
valve
timing
6. Faulty ignition coil
7. Low fuel level in float chamber
8. Dirty air filter
9. Clogged fuel hose, resulting in
poor fuel supply
10. Clogged fuel valve
Replace
Replace
Clean or replace
Adjust or replace
Replace
Adjust float chamber fuel level
Clean or replace
Clean
Clean
Clean
Exhaust smoke
is dirty or thick
1. Excessive engine oil
2. Worn piston ring
3. Worn valve guide
4. Scored or scuffed cylinder wall
5. Worn valve stem
6. Worn valve stem oil seal
Check oil level and drain
Replace
Replace
Replace
Replace
Replace
Engine lacks
power
1. Improper
valve
clearance
2. Weak valve spring
3. Improper
valve
timing
4. Worn
cylinder
5. Worn piston ring
6. Improper
valve
seating
7. Fouled spark plug
8. Improper spark plug gap
9. Clogged carburetor jet
10.
Improper fuel level in fuel
chamber
11. Dirty air filter
12. Worn rocker arm or rocker arm
shaft
13. Air leakage from air intake pipe
14. Excessive engine oil
Adjust
Adjust
Adjust
Replace
Replace
Replace or Correct
Clean or replace
Clean or replace
Clean or replace
Adjust fuel level
Clean or replace
Replace
Tighten or replace
Check oil level and drain
Engine
overheats
1. Carbon deposit on piston top
2. Insufficient or excessive engine
oil
3. Faulty oil pump
4. Clogged
oil
passage
5. Fuel level in float chamber is too
low
6. Air leakage from air intake pipe
7. Incorrect engine oil
8. Faulty cooling system
Clean
Check level, add or drain
Replace
Clean
Adjust fuel level
Tighten or replace
Change engine oil
Содержание CF500-5
Страница 1: ...WWW CFMOTO COM CF500 5 SERVICE CF500 5A MANUAL...
Страница 2: ...All rights reserved Zhejiang CFMOTO Power Co Ltd April 2009 WWW CFMOTO COM...
Страница 24: ...1 20 CFMOTO...
Страница 25: ...1 21 1 Maintenance Information 1 1 1 1 1...
Страница 26: ...1 22 CFMOTO...
Страница 47: ...2 19 2 Vehicle Body and Muffler 2 2 2 2 2 Visible Parts...
Страница 80: ...4 7 4 Cooling and Lubrication system 4 4 4 4 4 Cooling System Chart...
Страница 92: ...4 19 4 Cooling and Lubrication system 4 4 4 4 4...
Страница 97: ...5 4 CFMOTO Removal Bolt 4 units of Engine...
Страница 99: ...5 6 CFMOTO Remove nut and bolt of front axle from frame Remove nut and bolt of rear axle from frame...
Страница 129: ...6 29 6 Engine Removal Inspection Installation 6 6 6 6 6 Primary and Secondary Sheave...
Страница 222: ...11 Battery Charging System 11 11 11 11 11 11 9 Layout of Electric parts...
Страница 230: ...12 8 CFMOTO Starting Motor...
Страница 233: ...12 Ignition System 1 2 1 2 1 2 1 2 1 2 12 11 Ignition System Diagram...
Страница 235: ...13 2 CFMOTO TROUBLESHOOTING Head Light Cannot Turn On Broken fuse Open circuit with main cable Burnt Bulb Faulty Switch...
Страница 239: ...13 6 CFMOTO Ignition Switch Inspection Remove front rear top cover 2 4 Disconnect 4P connector of ignition switch...
Страница 247: ...14 2 CFMOTO...
Страница 248: ...14 Troubleshooting 14 14 14 14 14 14 3...
Страница 249: ...14 4 CFMOTO...
Страница 250: ...14 Troubleshooting 14 14 14 14 14 14 5...