SHERCO 450 SEF-R engines Workshop Manual – PDF DOWNLOAD
DESCRIPTION:
SHERCO 450 SEF-R engines Workshop Manual – PDF DOWNLOAD
FOREWORD
This manual is intended for qualified mechanics working in a properly equipped workshop. Performing the different operations requires sound knowledge of mechanics and SHERCO tools specific to 450 SEF-R engines.
Removing the engine
Empty (see the User Manual)
– The engine oil
– The coolant.
Place the motorcycle on a stool.
Remove the saddle.
Disconnect the battery (see user manual).
Remove the tank along with its vents (refer to the user manual).
Disconnect the entire harness connected to the engine
(starter case, TPS, water temperature sensor, pencil coil and injector).
Remove the springs of the exhaust pipe in order to remove it.
Remove the pencil coil.
Remove the throttle body.
Remove the chain guard.
Remove the secondary transmission line (quick release).
Remove the clutch receiver.
TABLE OF CONTENTS:
SHERCO 450 SEF-R engines Workshop Manual – PDF DOWNLOAD
4
TOOLS LIST FOR 450 SEF-R ENGINE 5
TECHNICAL SPECIFICATIONS 6
Engine 6
Chassis 7
FACTORY SETTINGS 8
Fork 8
Shock absorber 9
OPERATIONS REQUIRING THE REMOVAL, OR NOT, OF THE ENGINE 10
REMOVING/INSTALLING THE ENGINE 11
Removing the engine 11
Installing the engine in the frame 12
REMOVING THE ENGINE 13
Preparation 13
Removing the cylinder head cover 13
Set the engine at top dead center 13
Removing the camshafts 14
Removing the distribution tensioner 14
Removing the drive chain 14
Removing the cylinder head 15
Removing the cylinder 15
Removing the piston 15
Removing the ignition cover 15
Changing the stator and the engine speed sensor 16
Removing the rotor 16
Removing the drive chain 16
Removing the electric starter 16
Removing the clutch 17
Removing the water pump housing 17
Removing the clutch housing 17
Removing the water pump oil seal and the bearing 18
Removing the clutch bellhousing 18
Removing the freewheel sprocket 19
Removing the oil pump 19
Changing the oil pump 19
Removing the index shim 19
Separating the central crankcases 20
Removing the gearbox 20
Removing the crankshaft 20
CHECKING INDIVIDUAL PARTS 21
Controlling the central crankcases 21
Left crankcase 21
Right crankcase 21
Checking the freewheel sprocket bearinge 22
Changing the crankshaft bearings 22
Checking the crankshaft 23
Checking the gearbox 24
Checking the clutch 24
Checking the top-engine 25
Checking the cylinder head 28
Checking the distribution 28
ENGINE ASSEMBLY 29
Installing the central crankcases 29
Installing the clutch housing 31
Installing the water pump housing 31
Installing the clutch 32
Installing the electric starter 32
Setting the piston rings 33
Installing the piston 33
Installing the cylinder 34
Installing the cylinder head 34
Installing the drive chain 35
Installing the rotor 35
Installing the camshafts and setting the valve timing 36
Checking the valve clearance 36
Completing the engine assembly 37
Installing the ignition cover 37
TIGHTENING TORQUE CHART 38
CLEANING THE THROTTLE BODY 40
Equipment 40
Removing the throttle body 40
Cleaning the throttle body 42
Installing the throttle body 42
CHANGING THE TPS – THROTTLE POSITION SENSOR 43
INJECTION DIAGNOSTIC TOOL SYNERJECT 44
1- Presentation of the SYNERJECT injection system 44
2- Software overview 50
2 1- Connection with Keyless system 50
2 2- Software settings : configuration menu 52
2 3- Update menu and synchronization 53
3- Using the software 55
CHECKING THE CHARGING CIRCUIT 68
CONTROL OF THE SENSORS 70
1- Control of the TPS sensor 70
2- Values of temperature sensor 71
WIRING DIAGRAM 72
Injection wiring harness 72
Light wiring harness 450 SEF 75
Light wiring harness Racing 450 SEF-R 76
Accessories wiring harness 77
Fan wiring harness
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