Installing The Crankcase Breather Cover - Yamaha YZF-R1 2020 Service Manual

EWA16610
WARNING
If the bolt is tightened more than the speci-
fied angle, do not loosen the bolt and then re-
tighten it. Instead, replace the bolt with a new
one and perform the procedure again.
ECA20890
NOTICE
Do not use a torque wrench to tighten the
bolt to the specified angle.
TIP
Tighten the bolts in the tightening sequence cast
on the crankcase.
7
5
4
10
8. Tighten:
• Crankcase bolts "11"–"40"
Crankcase bolts
24 N·m (2.4 kgf·m, 18 lb·ft)
Crankcase bolts
10 N·m (1.0 kgf·m, 7.4 lb·ft)
TIP
Tighten the bolts "11"–"18" in the tightening se-
quence cast on the crankcase.
3 9
1
2 6 8
10
" "–" "
11 20
" "–" "
21 40
21
31
17
18
16
30
29
28 26
27
40
39
EAS31718
INSTALLING THE CRANKCASE BREATHER
COVER
1. Install:
• Crankcase breather cover
• Crankcase breather cover bolt
2. Tighten:
• Crankcase breather cover bolt
Crankcase breather cover bolt
1st: 6 N·m (0.6 kgf·m, 4.4 lb·ft)
*2nd: 3.0 N·m (0.30 kgf·m, 2.2
lb·ft)
Specified angle 90°
*
Following the tightening order, loosen the
bolt one by one and then retighten it to the
specific torque and the specific angle.
TIP
Tighten the crankcase breather cover bolts in
the tightening sequence as shown.
1
8
7
5-75
CRANKCASE
34
33
15 32
11
23
14
12
24
25
19
38
20
37 36
New
2
5
6
13
35
22
30
3
4