Yamaha YZ250 2022, Руководство по эксплуатации для владельца

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CYLINDER HEAD, CYLINDER AND PISTON
5-4
EAM20190
CYLINDER HEAD, CYLINDER AND PISTON
Removing the cylinder head and cylinder
Order Job/Parts to remove Q’ty Remarks
Seat
Refer to “GENERAL CHASSIS” on page
4-1.
Fuel tank Refer to “FUEL TANK” on page 7-1.
Exhaust pipe/Silencer Refer to “ENGINE REMOVAL” on page 5-1.
Radiator hose 1 Disconnect at cylinder head side.
Carburetor Refer to “CARBURETOR” on page 7-3.
1 Spark plug 1
2 Engine bracket 2
3 Cylinder head 1
4 Power valve housing 1
5 Push rod 1
6 Cylinder 1
3 4 N
・
m ( 3 .4 k g f
・
m, 25 lb
・
ft)
64 N
・
m (6.4 k g f
・
m, 47 lb
・
ft)
20 N
・
m (2.0 k g f
・
m, 15 lb
・
ft)
4.5 N ・ m (0.45 k g f ・ m, 3 . 3 lb ・ ft)
1 3 N
・
m (1. 3 k g f
・
m, 9.6 lb
・
ft)
42 N ・ m (4.2 k g f ・ m, 3 1 lb ・ ft)
1 3 N
・
m (1. 3 k g f
・
m, 9.6 lb
・
ft)
25 N ・ m (2.5 k g f ・ m, 1 8 lb ・ ft)
2
1
3
4
5
2
(6)
(6)
(2)
(6)
(4)
6
4.5 N
・
m (0.45 k g f
・
m, 3 . 3 lb
・
ft)
(4)
(4)