Beta RR250 - Page 3

ENGLISH
TABLE OF CONTENTS
3.9.4 ASSEMBLY OF COMPLETE CLUTCH COVER AND
PUMP UNIT .................................................................................... 84
3.10 ELECTRIC IGNITION UNIT ........................................... 87
3.10.1 BENDIX COUPLING CHECKS ...................................................87
3.10.2 IGNITION UNIT COUPLING TO ENGINE ............................ 87
3.11 IGNITION SYSTEM..........................................................88
3.11.1 IGNITION SYSTEM CHECK .......................................................89
3.11.2 COUPLING OF IGNITION SYSTEM TO CRANKCASE ............89
3.12 THERMAL UNIT .............................................................92
3.12.1 CHECKING THE PISTON AND ELASTIC BANDS ...............92
3.12.2 CYLINDER CHECK ........................................................................ 93
3.12.3 PISTON CYLINDER COUPLING PLAY .................................... 94
3.12.4 CHECKS AND EXHAUST VALVE UNIT DISASSEMBLY ...... 94
3.12.5 EXHAUST VALVE ...........................................................................96
UNIT ASSEMBLY............................................................................96
3.12.6 PISTON, PIN BOLT, ELASTIC BANDS AND CYLINDER
ASSEMBLY ......................................................................................98
3.12.7 CHECK OF CRANKCASE/CYLINDER GASKET
THICKNESS
.................................................................................. 100
3.12.8 HEAD APPLICATION ..................................................................101
3.12.9 EXHAUST VALVE ........................................................................ 102
ADJUSTMENT ............................................................................. 102
3.13 CHECK OF INTAKE UNIT AND ASSEMBLY .............. 106
3.14 INSERTION OF CLUTCH ROD AND PINION
SPACER ..........................................................................108
4 ENGINE REASSEMBLY IN THE VEHICLE 109
TABLE OF ENGINE COMPONENTS TIGHTENING TORQUES 119
TABLE OF FRAME/ENGINE TIGHTENING TORQUES 121
TABLE OF SUPERSTRUCTURE TIGHTENING TORQUES 121
RECOMMENDED ENGINE MAINTENANCE 122