Yamaha RX10K, Supplementary Service Manual

Page: 491 / 523

46
MAINTENANCE SPECIFICATIONS
SPEC
Model RXW10J, RXW10SJ
Carburetor:
Type / Quantity
Manufacturer
I.D. mark
Main jet
(M.J)
Main air jet (M.A.J)
Jet needle (J.N)
Needle jet (N.J)
Pilot jet (P.J)
Pilot air jet (P.A.J.1)
Pilot outlet (P.O)
Bypass 1 (B.P.1)
Bypass 2 (B.P.2)
Bypass 3 (B.P.3)
Pilot screw (P.S)
Throttle valve (Th.V)
Valve seat size (V.S)
Starter jet (G.S)
Float height (F.H)
Fuel level (below the line on the
float chamber)
Engine idle speed
BSR37/ 4
MIKUNI
8FA101
#135
#120
5DHP50
-
53
-
3
P4M
#17.5
#140
1.0
0.8
0.8
0.8
Approx 2
#115
1.5
#75
11
X
15 mm (0.43
X
0.59 in)
3.0
X
4.0 mm (1.118
X
0.157 in)
1,350
±
100 r / min (1,250
X
1,450 r / min)
Fuel pump:
Type
Manufacturer Diaphragm
8FA (MIKUNI)
Oil filter:
Oil filter type
Bypass valve opening pressure Cartridge (paper)
78
X
118 kPa
(0.78
X
1.18 kg / cm
2
, 11.1
X
16.8 psi)
Oil pump:
Oil pump type
Inner-rotor-to-outer-rotor-tip
clearance
Outer-rotor-to-oil-pump-housing
clearance
Max. impeller shaft tilt
<Limit>
Relief valve operating pressure
Oil pressure (hot) Trochoidal
0.09
X
0.15 mm (0.004
X
0.006 in)
0.03
X
0.08 mm (0.001
X
0.003 in)
0.15 mm (0.0059 in)
0.072 mm (0.0028 in)
430
X
550 kPa (4.3
X
5.5 kg / cm
2
, 61.2
X
78.2 psi)
50 kPa (0.5 kg / cm
2
, 7.1 psi) at 1,450 r / min
Cooling system:
Filler cap opening pressure
Water pump type
Reduction ratio
Coolant type
Coolant mixing ratio (coolant: water)
Capacity
95
X
125 kPa (0.95
X
1.25 kg / cm
2
, 14
X
18 psi)
Single-suction centrifugal pump (Impeller type)
37 / 31
23 / 18 (1.525)
High quality silicate-free ethylene glycol antifreeze
containing corrosion inhibitors
3 : 2 (60% : 40%)
4.7 L (4.14 Imp qt, 4.97 US qt)