Table Of Contents - Yamaha RS90NL Supplementary Service Manual

GENERAL INFORMATION
SPECIAL TOOLS .................................................1
FOR POWER TRAIN ......................................1
PERIODIC INSPECTION AND
ADJUSTMENT
INTRODUCTION...................................................2
PERIODIC MAINTENANCE CHART FOR THE
EMISSION CONTROL SYSTEM ..........................2
GENERAL MAINTENANCE AND
LUBRICATION CHART........................................3
CHASSIS ..............................................................5
BRAKE LEVER ADJUSTMENT
(RS90N/RS90NR/RS90RS/RS90GT).............5
LUBRICATION................................................5
TUNING ................................................................8
CARBURETOR TUNING ................................8
CLUTCH .......................................................14
GEAR SELECTION ......................................18
FRONT SUSPENSION .................................24
REAR SUSPENSION ...................................26
CHASSIS
STEERING..........................................................34
RS90N/RS90NR/RS90RS/RS90MS.............34
RS90GT ........................................................36
INSTALLATION ............................................38
SKI ......................................................................42
RS90N/RS90NR/RS90RS/RS90GT .............42
RS90MS........................................................43
FRONT SUSPENSION .......................................44
POWER TRAIN
PRIMARY SHEAVE AND DRIVE V-BELT .........46
DRIVE CHAIN HOUSING ...................................47
WITHOUT REVERSE MODEL .....................47
INSTALLATION ............................................49
WITH REVERSE MODEL.............................50
REMOVAL ....................................................53
INSTALLATION ............................................54
SECONDARY SHAFT ....................................... 56
INSTALLATION............................................ 56
SECONDARY SHAFT AND DRIVE CHAIN
HOUSING INSTALLATION.......................... 58
BRAKE .............................................................. 60
BRAKE CALIPER DISASSEMBLY .............. 63
BRAKE CALIPER INSTALLATION .............. 63
RS90N/RS90NR/RS90RS/RS90MS ............ 64
RS90GT ....................................................... 65
SLIDE RAIL SUSPENSION............................... 66
RS90N/RS90NR/RS90RS ........................... 66
RS90GT ....................................................... 72
RS90MS....................................................... 76
ASSEMBLY.................................................. 82
INSTALLATION............................................ 83
FRONT AXLE AND TRACK .............................. 86
INSTALLATION............................................ 87
ENGINE
SEAT AND FUEL TANK.................................... 88
RS90N/RS90NR/RS90RS/RS90GT ............ 88
RS90MS....................................................... 89
EXHAUST PIPE AND MUFFLER ...................... 90
RS90MS....................................................... 90
CARBURETION
CARBURETORS AND FUEL PUMP................. 92
SPECIFICATIONS
GENERAL SPECIFICATIONS........................... 94
MAINTENANCE SPECIFICATIONS.................. 97
ENGINE ....................................................... 97
POWER TRAIN.......................................... 102
CHASSIS ................................................... 106
ELECTRICAL ............................................. 108
HIGH ALTITUDE SETTINGS..................... 110
TIGHTENING TORQUE................................... 111
ENGINE ..................................................... 111
POWER TRAIN.......................................... 113
CHASSIS ................................................... 116
GENERAL TORQUE SPECIFICATIONS ........ 117
DEFINITION OF UNITS ................................... 117
CABLE ROUTING ........................................... 119