CRANKCASE
5-67
EAS25550
DISASSEMBLING THE CRANKCASE
1. Place the engine upside down.
2. Remove:
• Crankcase bolts
NOTE:
• Loosen each bolt 1/4 of a turn at a time, in
stages and in a crisscross pattern. After all of
the bolts are fully loosened, remove them.
• Loosen the bolts in decreasing numerical
order (refer to the numbers in the illustration).
• The numbers embossed on the crankcase
indicate the crankcase tightening sequence.
M6
×
50 mm (2.0 in) bolts: “1”, “7”
M6
×
60 mm (2.4 in) bolts: “2”, “3”
M6
×
70 mm (2.8 in) bolts: “4”, “6”, “8”
M6
×
60 mm (2.4 in) bolt and washer: “5”
M6
×
65 mm (2.5 in) bolts: “9”, “10”
M8
×
60 mm (2.4 in) bolts: “11”, “15”
M8
×
50 mm (2.0 in) bolts: “12” – “14”
M8
×
60 mm (2.4 in) bolt: “16” LOCTITE®
M9
×
105 mm (4.1 in) bolts: “17” – “26”
3. Remove:
• Lower crankcase
CAUTION:
ECA13900
Tap on one side of the crankcase with a
soft-face hammer. Tap only on reinforced
portions of the crankcase, not on the
crankcase mating surfaces. Work slowly
and carefully and make sure the crankcase
halves separate evenly.
4. Remove:
• Dowel pins
5. Remove:
• Crankshaft journal lower bearing
(from the lower crankcase)
NOTE:
Identify the position of each crankshaft journal
lower bearing so that it can be reinstalled in its
original place.
EAS25580
CHECKING THE CRANKCASE
1. Thoroughly wash the crankcase halves in a
mild solvent.
2. Thoroughly clean all the gasket surfaces
and crankcase mating surfaces.
3. Check:
• Crankcase
Cracks/damage
→
Replace.
• Oil delivery passages
Obstruction
→
Blow out with compressed
air.
EAS4C81014
CHECKING THE BEARING AND OIL SEALS
1. Check:
• Bearings
Clean and lubricate the bearings, then
rotate the inner race with your finger.
Rough movement
→
Replace.
2. Check:
• Oil seals
Damage/wear
→
Replace.
EAS25650
ASSEMBLING THE CRANKCASE
1. Lubricate:
• Crankshaft journal bearings
(with the recommended lubricant)
2. Apply:
• Sealant
NOTE:
Do not allow any sealant to come into contact
with the oil gallery or crankshaft journal bear-
ings. Do not apply sealant to within 2–3 mm
(0.08–0.12 in) of the crankshaft journal bear-
ings.
Recommended lubricant
Engine oil
Yamaha bond No. 1215
(Three bond No. 1215®)
90890-85505
Summary of Contents for YZFR1W 2007
Page 1: ...2007 MOTORCYCLE SERVICE MANUAL Model YZFR1W 4C8281972000 4C8281972000...
Page 50: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 22...
Page 53: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 25 EAS20410 LUBRICATION DIAGRAMS...
Page 55: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 27...
Page 57: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29...
Page 59: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 31 A A A A...
Page 60: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 32 1 Main axle 2 Oil delivery pipe 3 Drive axle...
Page 61: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 33...
Page 62: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 34 1 Cylinder head 2 Crankshaft...
Page 63: ...COOLING SYSTEM DIAGRAMS 2 35 EAS20420 COOLING SYSTEM DIAGRAMS...
Page 64: ...COOLING SYSTEM DIAGRAMS 2 36 1 Water pump 2 Radiator 3 Radiator fan...
Page 65: ...COOLING SYSTEM DIAGRAMS 2 37...
Page 66: ...COOLING SYSTEM DIAGRAMS 2 38 1 Radiator cap 2 Radiator 3 Oil cooler 4 Thermostat...
Page 67: ...CABLE ROUTING 2 39 EAS20430 CABLE ROUTING...
Page 69: ...CABLE ROUTING 2 41...
Page 71: ...CABLE ROUTING 2 43...
Page 73: ...CABLE ROUTING 2 45...
Page 75: ...CABLE ROUTING 2 47...
Page 77: ...CABLE ROUTING 2 49...
Page 79: ...CABLE ROUTING 2 51...
Page 81: ...CABLE ROUTING 2 53...
Page 171: ...HANDLEBARS 4 49...
Page 197: ...CHAIN DRIVE 4 75...
Page 200: ...CHECKING THE TRANSMISSION 5 90 INSTALLING THE TRANSMISSION 5 91...
Page 293: ...TRANSMISSION 5 93...
Page 314: ...THROTTLE BODIES 7 8...
Page 317: ...AIR INDUCTION SYSTEM 7 11...
Page 320: ...IGNITION SYSTEM 8 1 EAS27090 IGNITION SYSTEM EAS27110 CIRCUIT DIAGRAM...
Page 324: ...ELECTRIC STARTING SYSTEM 8 5 EAS27160 ELECTRIC STARTING SYSTEM EAS27170 CIRCUIT DIAGRAM...
Page 330: ...CHARGING SYSTEM 8 11 EAS27200 CHARGING SYSTEM EAS27210 CIRCUIT DIAGRAM...
Page 333: ...CHARGING SYSTEM 8 14...
Page 334: ...LIGHTING SYSTEM 8 15 EAS27240 LIGHTING SYSTEM EAS27250 CIRCUIT DIAGRAM...
Page 338: ...SIGNALING SYSTEM 8 19 EAS27270 SIGNALING SYSTEM EAS27280 CIRCUIT DIAGRAM...
Page 344: ...COOLING SYSTEM 8 25 EAS27300 COOLING SYSTEM EAS27310 CIRCUIT DIAGRAM...
Page 347: ...COOLING SYSTEM 8 28...
Page 348: ...FUEL INJECTION SYSTEM 8 29 EAS27330 FUEL INJECTION SYSTEM EAS27340 CIRCUIT DIAGRAM...
Page 384: ...FUEL PUMP SYSTEM 8 65 EAS27550 FUEL PUMP SYSTEM EAS27560 CIRCUIT DIAGRAM...
Page 388: ...IMMOBILIZER SYSTEM 8 69 EAS27640 IMMOBILIZER SYSTEM EAS27650 CIRCUIT DIAGRAM...
Page 396: ...ELECTRICAL COMPONENTS 8 77 EAS27970 ELECTRICAL COMPONENTS...
Page 398: ...ELECTRICAL COMPONENTS 8 79...
Page 400: ...ELECTRICAL COMPONENTS 8 81 EAS27980 CHECKING THE SWITCHES...
Page 420: ...ELECTRICAL COMPONENTS 8 101...
Page 429: ...Yamaha Motor Canada Ltd 480 Gordon Baker Road Toronto ON M2H 3B4...