Maintenance Specifications; Engine - Yamaha EF2400iS Service Manual

MAINTENANCE SPECIFICATIONS

ENGINE

∂ Piston:
´ Piston clearance
ƒ Piston skirt " D "
© Measuring point " H "
˙ Piston pin hole inside diameter
ˆ Piston pin:
∆ Piston pin diameter
˚ Piston ring:
¬ Top ring
µ Type
ø Dimensions " B × T "
π End gap
œ Side clearance
® 2nd ring
ß Type
¨ Dimensions " B × T "
√ End gap
∑ Side clearance
≈ Oil ring
¥ Type
å Dimensions " B × T "
∫ End gap
ç Cylinder:
∂ Inside diameter " D "
é Taper limit
ƒ Warpage limit
© Crankshaft:
˙ Big end side clearance " A "
î Runout " B "
∆ Crank pin diameter " C "
˚ Connecting rod:
¬ Small end diameter " A "
µ Oil clearance
ñ Small end diameter " B "
ø Oil clearance
MAINTENANCE SPECIFICATIONS
å Unit
mm (in)
mm (in)
mm (in)
T
mm (in)
mm (in)
mm (in)
∫ Standard
0.015 ~ 0.040 (0.0006 ∼ 0.0016)
66.0 (2.598)
10 mm (0.4)
16.002 ∼ 16.013 (0.6300 ∼ 0.6304)
15.995 ∼ 16.000 (0.0.6297 ∼ 0.6299) 15.950 (0.6280)
˜ Barrel face
1.5 × 2.7 (0.059 ∼ 0.106)
0.2 ~ 0.4 (0.008 ∼ 0.016)
0.04 ~ 0.08 (0.0016 ~ 0.0031) 0.1 (0.0039)
† Taper
1.5 × 2.7 (0.059 ∼ 0.106)
0.2 ~ 0.4 (0.008 ∼ 0.016)
0.02 ~ 0.06 (0.0008 ~ 0.0024) 0.1 (0.0039)
Ω Solid
B
2.5 × 2.7 (0.098 ∼ 0.106)
0.2 ~ 0.4 (0.008 ∼ 0.016)
66.00 ∼ 66.02 (2.5984 ∼ 2.5990) 66.020 (2.5990)
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•••
0.2 ~ 0.60 (0.008 ~ 0.024)
•••
28.0 (1.102)
16.006 ∼ 16.020 (0.6301 ∼ 0.6307)
0.006 ∼ 0.025 (0.0002 ∼ 0.0010) •••
28.000 ∼ 28.015 (1.1023 ∼ 1.1029)
0.015 ∼ 0.040 (0.0006 ∼ 0.0016) 0.1 (0.004)
7-3
SPEC
ç Limit
0.1 (0.004)
65.9 (2.594)
•••
16.020 (0.6307)
•••
•••
0.9 (0.0354)
•••
•••
0.9 (0.0354)
•••
•••
0.9 (0.0354)
0.05 (0.002)
0.05 (0.002)
0.75 (0.029)
0.04 (0.0016)
27.9 (1.098)
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