Maintenance Specifications; Engine - Yamaha YFM45FAT Supplementary Service Manual

MAINTENANCE SPECIFICATIONS

ENGINE

Carburetor:
I. D. mark
Main jet
Main air jet
Jet needle
Needle jet
Pilot air jet
Pilot air jet
Pilot outlet
Pilot jet
Bypass 1
Bypass 2
Bypass 3
Pilot screw
Valve seat size
Starter jet
Starter jet
Throttle valve size
Float height
Fuel level
Engine idle speed
Intake vacuum
Tightening torques
Part to be tightened
Shift cam stopper
Stopper lever shaft
MAINTENANCE SPECIFICATIONS
Item
(M.J)
(M.A.J)
(J.N)
(N.J)
(P.A.J.1)
(P.A.J.2)
(P.O)
(P.J)
(B.P.1)
(B.P.2)
(B.P.3)
(P.S.)
(V.S)
(G.S.1)
(G.S.2)
(Th.V)
(F.H)
(F.L)
Part
name
—
Bolt
Standard
5NDC 00
#131.3
#50
5EP13-55-3
P-0M
#80
1.3
0.95
#17.5
0.8
0.8
0.8
2-1/2 turns out
2.0
#70
0.9
#90
13 mm (0.51 in)
4.0 ~ 5.0 mm (0.16 ~ 0.20 in)
1,450 ~ 1,550 r/min
33.3 kPa (250 mmHg, 9.84 inHg)
Tightening torque
Thread
Q'ty
size
Nm m · kg ft · lb
M14 1 18
M6 1 10
– 3 –
SPEC
Limit
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Remarks
1.8 13
1.0 7.2