Yamaha YP250 5GM2-AE1 2000, Service Manual

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6
MAINTENANCE SPECIFICATIONS
SPEC
1
2
MAINTENANCE SPECIFICATIONS
ENGINE
Item Standard Limit
Cylinder head:
Warp limit 0.05 mm
Cam chain:
Cam chain type / No. of links
Cam chain adjustment method DID SC A-0404A SDH / 104
Automatic
Automatic centrifugal clutch:
Clutch shoe thickness
Clutch housing inside diameter
Clutch shoe spring free length
Weight outside diameter
Clutch – in revolution
Clutch – stall revolution 3.3 mm
135 mm
28.1 mm
20 mm
2,250
2,850 r / min
3,700 4,700 r / min
2.0 mm
135.5 mm
19.5 mm
V-belt:
V-belt width 22.6 mm 21.0 mm
Carburetor:
Type
I.D. mark
Ventuly outside diameter
Main jet
(M.J)
Main air jet (M.A.J)
Jet needle (J.N)
Throttle valve size (Th.V)
Pilot air jet (P.A.J.1)
Needle jet (N.J)
Pilot outlet (P.O)
Pilot jet (P.J)
Bypass (B.P)
Pilot screw (P.S)
Valve seat size (V.S)
Starter jet 1 (G.S.1)
Starter jet 2 (G.S.2)
Float height (F.H)
Engine idle speed
Intake vacuum
Oil temperature
Cooling water temperature
Y28V-1E / 1
5GM 10
ø28
#128
ø0.9
5D9B-3 / 5
11
ø1.2
#85
ø0.8
#43
0.7
3
2
1.4
ø0.5
ø0.5
26.5
27.5 mm
1,300 1,500 r / min
29.3 36.0 kPa (220 270 mmHg)
65 75 C
80 C
Fuel pump:
Type
Model / manufacturer Electrical
2GV/ MITSUBISHI