WATER PUMP
6-15
EAS30446
DISASSEMBLING THE WATER PUMP
1. Remove:
• Mechanical seal (housing side) “1”
TIP
Remove the mechanical seal (housing side)
from the inside of the water pump housing “2”.
2. Remove:
• Bearing “1”
• Oil seal “2”
TIP
Remove the oil seal and bearing from the out-
side of the water pump housing “3”.
3. Remove:
• Mechanical seal (impeller side) “1”
(from the impeller, with a thin, flat-head
screwdriver)
TIP
Do not scratch the impeller shaft.
EAS30447
CHECKING THE WATER PUMP
1. Check:
• Water pump housing cover
• Impeller shaft
Cracks/damage/wear
→
Replace.
• Water pump housing
Cracks/damage/wear
→
Replace the water
pump assembly.
2. Check:
• Bearing
Rough movement
→
Replace.
3. Check:
• Water pump inlet pipe
• Water pump outlet pipe
Cracks/damage/wear
→
Replace.
EAS30448
ASSEMBLING THE WATER PUMP
1. Install:
• Oil seal “1”
• Bearing “2”
(into the water pump housing “3”)
TIP
Install the oil seal with a socket “4” that matches
its outside diameter.
2. Install:
• Mechanical seal (housing side) “1”
NOTICE
ECA20330
Never lubricate the mechanical seal (hous-
ing side) surface with oil or grease.
TIP
Use the special tools and a press to press the
mechanical seal (housing side) straight in until it
touches the water pump housing.
1
2
1
2
3
G089034
Installed depth “a”
0.5–1.0 mm (0.02–0.04 in)
New
New
1
2
3
a
4
New
Summary of Contents for YZF-R1 2020
Page 1: ...2020 SERVICE MANUAL YZF R1 YZF R1M YZF1000L YZF1000 YZF1000DL YZF1000D B3L 28197 20 ...
Page 2: ......
Page 6: ......
Page 8: ......
Page 38: ...SPECIAL TOOLS 1 29 ...
Page 55: ...TIGHTENING TORQUES 2 16 ...
Page 60: ...CABLE ROUTING 2 21 Frame rear right side view B A C D 2 1 2 3 4 5 6 7 ...
Page 82: ...CABLE ROUTING 2 43 Front brake hose left side view A 1 1 1 1 2 2 2 3 3 3 4 4 4 3 4 ...
Page 86: ...CABLE ROUTING 2 47 Fuel tank top and left side view A B 1 2 3 4 5 2 5 ...
Page 88: ...CABLE ROUTING 2 49 Canister A E 1 2 3 4 5 6 B B B C D 7 8 9 10 E F G H E 7 10 11 ...
Page 92: ...CABLE ROUTING 2 53 Air cut off valve right side view A B C C D E 1 2 2 3 3 3 4 4 5 5 5 6 7 ...
Page 100: ...CABLE ROUTING 2 61 Muffler top and left side view 1 1 2 3 3 4 5 5 6 6 4 4 5 6 5 6 A ...
Page 104: ...CABLE ROUTING 2 65 ...
Page 107: ......
Page 149: ......
Page 171: ...GENERAL CHASSIS 5 4 22 T R Front muffler protector bolt 7 N m 0 7 kgf m 5 2 lb ft b b a a 1 ...
Page 280: ...CHAIN DRIVE 4 131 ...
Page 335: ...ELECTRIC STARTER 5 52 1 2 3 a b ...
Page 388: ...TRANSMISSION 5 105 ...
Page 406: ...WATER PUMP 6 17 ...
Page 433: ......
Page 439: ...IGNITION SYSTEM 8 6 ...
Page 447: ...CHARGING SYSTEM 8 14 ...
Page 451: ...LIGHTING SYSTEM 8 18 ...
Page 486: ...ELECTRICAL COMPONENTS 8 53 ...
Page 495: ......
Page 505: ...SYSTEM DIAGRAM 9 10 ...
Page 531: ...STEERING DAMPER SYSTEM 9 36 ...
Page 815: ...91_ABS 9 320 4 Defective hydraulic unit assembly Replace the hydraulic unit assembly ...
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Page 819: ......
Page 820: ......