Yamaha YFM660RN Service Manual page 31

Item
Transmission:
Main axle deflection limit
Drive axle deflection limit
Shifter:
Shifter type
Decompression device:
Device type
Air filter oil grade:
Carburetors:
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
Valve seat size
Starter jet
Starter jet
Throttle valve size
Float height
Fuel level
Engine idle speed
Intake vacuum
Oil pump:
Oil filter type
Oil pump type
Tip clearance "A" or "B"
Side clearance
Bypass valve setting pressure
Oil pressure (hot)
Pressure check location
MAINTENANCE SPECIFICATIONS
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Shift drum and guide bar
Auto decomp
Engine oil
5LP1 00
(M.J) Carburetor #1 : #140
Carburetor #2 : #145
(M.A.J) #130
(J.N) 5ND16-56-3
(N.J) P-6M (#826)
(P.A.J.1) Carburetor #1 : #80
Carburetor #2 : #150
(P.A.J.2) 1.3
(P.O) Carburetor #1 : 1.0
Carburetor #2 : 0.9
(P.J) #22.5
(B.P.1) 0.8
(B.P.2) 0.8
(V.S) 2.0
(G.S.1) #95
(G.S.2) 0.5
(Th.V) #80
(F.H) 13 mm (0.51 in)
(F.L) 3 ~ 4 mm (0.12 ~ 0.16 in)
1,450 ~ 1,550 r/min
32.0 ~ 33.3 kPa (240 ~ 250 mmHg,
9.45 ~ 9.83 inHg)
Paper
Trochoid
0.12 mm (0.005 in)
0.03 ~ 0.08 mm
(0.001 ~ 0.003 in)
80 ~ 120 kPa (0.8 ~ 1.2 kg/cm
11.6 ~ 17.4 psi)
65 kPa (0.65 kg/cm
1,500 r/min
Cylinder head
2 - 9
SPEC
Standard
2
,
2
, 9.4 psi) at
Limit
0.08 mm
(0.0031 in)
0.08 mm
(0.0031 in)
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0.2 mm
(0.008 in)
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