YAMAHA TT600RE 2004 Service Manual
Manufacturer: YAMAHA, Model Year: 2004, Model line: TT600RE, Model: YAMAHA TT600RE 2004Pages: 382, PDF Size: 6.39 MB
Page 201 of 382
DRIVE CHAIN, DRIVE SPROCKET AND REAR WHEEL SPROCKET
4-86
CHAS
5. Tighten:
•Rear wheel axle nut
Rear wheel axle nut: 115 Nm (11.5 mkg)
Screws (drive sprocket cover): 10 Nm (1.0 mkg)
Bolt (shift pedal): 10 Nm (1.0 mkg)
Refer to “REAR WHEEL INSTALLATION”
section.
7. Install:
•Cover (drive sprocket)
•Shift pedal
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ENG
5
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ENG
CHAPTER 5. ENGINE
ENGINE REMOVAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
MUFFLER, EXHAUST PIPE, ENGINE PROTECTOR, DRIVE SPROCKET,
CRANKCASE COVER, DRIVE SPROCKET AND SHIFT PEDAL . . . . . . . . . . . . . . . 5-1
ENGINE MOUNTING BOLT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
ENGINE DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
CYLINDER HEAD, CYLINDER, CAMSHAFT AND PISTON . . . . . . . . . . . . . . . . . . . . 5-5
INTERMEDIATE STARTER GEAR, CRANKCASE COVER (L)
AND GENERATOR STATOR. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8
CRANKCASE COVER (R), CLUTCH, PRIMARY DRIVE GEAR
AND BALANCER SHAFT GEAR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9
OIL PUMP AND SHIFT LEVER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12
AC GENERATOR AND TIMING CHAIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-13
CRANKCASE(R). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-14
GEARBOX AND TRANSMISSION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-16
BALANCER SHAFT AND CRANKSHAFT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-17
OILSTRAINER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-17
ROCKER ARMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-18
VALVES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19
INSPECTION AND REPAIR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-21
CYLINDER HEAD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-21
VALVES AND VALVE GUIDES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-22
VALVESEAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-23
VALVE SPRINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-27
CAMSHAFT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-28
ROCKER ARMS AND ROCKER SHAFT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-28
CAMSHAFT CHAIN AND SPROCKET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-29
CAMSHAFT CHAIN GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-30
CYLINDER AND PISTON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-30
PISTON RINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-32
PISTONPIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-33
CLUTCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-33
OILPUMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-35
PRIMARY TRANSMISSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-35
TRANSMISSION AND GEARBOX. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-36
SHIFT SHAFT AND STOPPER LEVER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-37
STARTER TRANSMISSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-38
CRANKSHAFT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-39
BALANCER SHAFT DRIVE
AND DRIVEN GEARS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-40
CRANKCASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-40
BEARING AND OIL SEAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-40
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ENGINE ASSEMBLY AND SETTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-41
VALVES AND ROCKER ARMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-41
VALVES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-42
ROCKER ARMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-43
CRANKSHAFT AND BALANCER SHAFT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-44
TRANSMISSION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-46
GEARBOX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-47
TRANSMISSION AND GEARBOX. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-48
ENGINE OIL PUMP AND OIL STRAINER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-49
CRANKCASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-50
ENGINE OIL STRAINER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-51
CRANKCASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-51
SHIFT SHAFT AND OIL PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-52
TIMING CHAIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-54
PISTON AND RINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-55
CYLINDER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-56
CYLINDER HEAD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-57
CAMSHAFT AND TIMING CHAIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-58
PISTON, CYLINDER, CYLINDER HEAD AND CAMSHAFT . . . . . . . . . . . . . . . . . . . 5-59
AC GENERATOR.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-65
OIL FILTER AND OIL HOSES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-67
BALANCER SHAFT GEAR AND PRIMARY
TRANSMISSION GEAR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-68
CLUTCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-70
STARTER GEARS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-73
STARTER NEUTRAL GEAR AND CRANKCASE COVER (L) . . . . . . . . . . . . . . . . . 5-74
ENGINE REASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-76
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ENGENGINE REMOVAL
5-1
ENGINE
ENGINE REMOVAL
MUFFLER, EXHAUST PIPE, ENGINE PROTECTOR, DRIVE SPROCKET CRANKCASE COVER,
DRIVE SPROCKET AND SHIFT PEDAL
Order Job name/Part name Q.ty Remarks
Muffler, exhaust pipe, engine Remove the parts in order.
protector, drive sprocket crankcase
cover, drive sprocket and shift
pedal removal Park the motorcycle in a stable and level
position.
WARNING
Securely support the motorcycle so there
is no danger of it falling over.
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ENGINE REMOVAL
5-2
ENG
Order Job name/Part name Q.ty Remarks Drain the engine oil (refer to “ENGINE OIL
REPLACEMENT” section in CHAPTER
3). Remove the seat, the fuel tank and
the rear cowling (refer to “SEAT, FUEL
TANK AND REAR COWLING” section in
CHAPTER 3).
1 Battery leads connector 1 Disconnect.
2 Muffler 1
3 Exhaust pipe 1
4 Engine protector 1
5 Shift pedal 1
6 Drive sprocket crankcase cover 1
7 Drive sprocket 1 Displace the drive chain.
8 Clutch cable 1 Disconnect.
9 Plug cap 1 Disconnect.
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ENGENGINE REMOVAL
5-3
Order Job name/Part name Q.ty Remarks – Starter leads 2 Disconnect.
– Starter 1 Remove.
10 Connectors of engine wire harness 2 Disconnect. 11 Oil delivery hose 1 Disconnect.
12 Oil return hose 1 Disconnect.
13 Oil breather pipe (to oil tank) – Disconnect.
14 Oil breather pipe (to air filter box) – Disconnect. Reverse the removal procedure for
installation.
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ENGINE REMOVAL
5-4
ENG
Order Job name/Part name Q.ty Remarks
The engine and rear arm are assembled
together on the rear pivot shaft. When
removing the pivot shaft, it is thus
necessary to pay special care with the
rear arm.
1 Stay of oil tank – Remove the mounting screws (to engine).
2 Hose clamp (carburetor) 2 Loosen.
3 Pivot shaft (rear - top) 1
4 Engine mounting bolt 1 (rear - lower)
5 Engine stay (front - lower) 1
6 Engine stay (front - top/right/left) 1
7 Engine assembly 1
CAUTION:
ENGINE MOUNTING BOLT
NOTE:
Remove the engine from the lower side.
Reverse the removal procedure for
installation.
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ENGENGINE DISASSEMBLY
5-5
ENGINE DISASSEMBLY
CYLINDER HEAD, CYLINDER, CAMSHAFT
AND PISTON
NOTE:
The cylinder head, cylinder, camshaft and piston
can be examined with the engine installed by
removing the following parts.
•Seat
•Fuel tank
•Rear cowling
•Carburetor
•Exhaust pipe
1. Remove:
•Spark plug (1)
•Tappet cover (2) (intake)
•Tappet covers (3) (exhaust)
•Cylinder head cover (4)
•Cap (5)
•Pins (6)
2. Loosen:
•Bolt (1) (chain tensioner)
3. Remove:
•Chain tensioner (2)
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ENGINE DISASSEMBLY
5-6
ENG
4. Remove:
•Cam sprocket (1)
•Camshaft (2)
•Caps (left crankcase cover)
NOTE:
Fix a safety wire (3) to the timing chain to prevent
it falling into the crankcase.
5. Remove:
•Chain stopper guide (1)
6. Remove:
•Cylinder head
NOTE:
Loosen all bolts by a 1/4 turn and remove once all
are loosened.
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