MAINTENANCE
DVS-Junior
23
4.6.5 CYLINDER HEAD CLEANING
10mm Tube Wrench
Torque Wrench
Spark Plug Wrench
Be aware, cylinder head combustion chamber
volume may vary during the race. Carbon deposits may
cause variations in cylinder head volume.
Remove spark plug. Remove the six head nuts and relative
washers.
Remove cylinder head by pulling it up carefully.
Use rubber gloves.
After cleaning the combustion chamber with fuel, reassemble
cylinder head.
Insert carefully the head on to the studs and check all o-rings are fitted in the right place. If any is
damage, change it.
Insert washers and nuts in the studs and tight them manually. Now, by using a torque wrench
tighten them alternatively at 1,2 Kgm.
Summary of Contents for ROK DVS J
Page 1: ...ROK DVS J OWNER S MANUAL...
Page 15: ...ENGINE ASSEMBLING DVS Junior 14 Fuel Pump Bracket Option 2...
Page 29: ...PARITSTS _ DVS Junior 7 8 108...
Page 33: ...PARTS 54 63 62 64 65 66 67 69 68 72 73 75 77 820 83E...
Page 34: ...DVS Junior...
Page 36: ...PARTS 128...
Page 38: ...1 TT151 PARTS 141 158 I 140 142 144 145 145A146 j jGi nc a l ll 150 154 157 155 156...
Page 39: ......
Page 41: ...261 PARTS fj 269 I t 265 263 264...
Page 42: ...DVS Junior...
Page 44: ...DVS Junior I PARTS 271 2811 292 297 298 0 299 1...
