7-2 SERVICING INFORMATION
TROUBLESHOOTING
ENGINE
Complaint
Symptom and possible causes
Remedy
Engine will not start
or is hard to start.
Compression too low
1. Worn cylinder.
2. Worn piston ring.
3. Worn valve guide or improper valve seating.
4. Loose spark plug.
5. Broken, cracked, or damaged piston.
6. Mistimed valves.
7. Valve clearance out of adjustment.
Spark plug not sparking
1. Damaged spark plug.
2. Damaged spark plug cap.
3. Fouled spark plug.
4. Wet spark plug.
5. Defective ignition coil.
6. Open or short in high-tension cord.
7. Defective generator.
8. Defective CDI unit.
No fuel reaching the carburetor
1. Clogged fuel tank vent hose.
2. Clogged or defective fuel valve.
3. Defective carburetor needle valve.
4. Clogged fuel hose.
5. Clogged fuel filter.
Replace.
Replace.
Repair or replace.
Tighten.
Replace.
Adjust.
Adjust.
Replace.
Replace.
Clean or replace.
Clean and dry or replace.
Replace.
Replace.
Replace.
Replace.
Clean or replace.
Clean or replace.
Replace.
Clean or replace.
Clean or replace.
Engine stalls easily.
1. Fouled spark plug.
2. Defective generator.
3. Defective CDI unit.
4. Clogged or defective fuel valve.
5. Clogged carburetor jet.
6. Valve clearance out of adjustment.
Clean or replace.
Replace.
Replace.
Clean or replace.
Clean.
Adjust.
Содержание DR 125
Страница 1: ...DR Z125 L 9 9 5 0 0 4 1 1 2 5 0 1 E...
Страница 34: ...PERIODIC MAINTENANCE 2 21...
Страница 167: ...SERVICING INFORMATION 7 9 WIRING DIAGRAM...
Страница 169: ...SERVICING INFORMATION 7 11 Generator lead wire 5 N m 0 5 kgf m 3 7 lb ft 55 N m 5 5 kgf m 40 lb ft 90...
Страница 173: ...SERVICING INFORMATION 7 15 55 N m 5 5 kgf m 40 0 lb ft 50 N m 5 0 kgf m 36 0 lb ft SIDE STAND SET UP...
Страница 221: ...Prepared by 6th Ed May 2008 May 2008 1st Ed March 2002 Part No 99500 41125 01E Printed in Japan 228...
Страница 222: ...Printed in Japan K3 K4 K5 K6 K7 K8...