3 - MAINTENANCE
57
INSPECTING THE SPARK PLUG
1. Remove:
- The spark plug connector.
- The spark plug .
BEFORE REMOVING THE SPARK PLUG, BLOW THE AREA AROUND THE PLUG
WITH COMPRESSED AIR TO ELIMINATE ANY DIRT THAT MIGHT FALL INTO
THE ENGINE.
2. Check:
- Type of spark plug -
Regular plug: NGK CR 8 EB
Incorrect => Renew.
3. Inspect:
- Electrode (1)
- Electrode (2)
- Insulator (3)
Damage/wear => Renew spark plug
4. Clean:
- The spark plug.
(Clean the spark plug with a spark plug cleaner or wire brush)
5. Measure:
- The gap between the electrodes (a).
(using a feeler gauge)
Outside that specified => Adjust the gap.
Gap between electrodes:
0,7
mm
6. Fit:
- The spark plug.
Spark plug tightness torque:
12 N.m ( 1,2 kgf.m)
3
CAUTION
Summary of Contents for GPR 125 Racing
Page 1: ...WORKSHOP MANUAL GPR 125 4 stroke ...
Page 169: ...6 COOLING SYSTEM 169 6 1 DIAGRAM OF THE SYSTEM ...
Page 170: ...6 COOLING SYSTEM 170 ...
Page 179: ...7 LUBRICATION SYSTEM 179 7 1 DIAGRAM OF THE SYSTEM ...
Page 180: ...7 LUBRICATION SYSTEM 180 ...
Page 192: ...8 CHASSIS 192 FITTING FRONT SUSPENSION ...
Page 202: ...9 BRAKING SYSTEM 202 9 BRAKING SYSTEM FRONT BRAKE REAR BRAKE 203 211 9 1 9 2 ...
Page 247: ...Rev 0 2009 ...