Echo PB-46LN Service Data - page 5
5
SERVICE INFORMATION
PB-60HT
PB-46LN PB-46HT
1·5
Service limits
A
B
c
D
51<206
51<207
Models
PB-46LN, PB·46HT
I
PB-60HT
A Cylinder bore
When plating is worn and aluminum can be seen
B
Piston outer diameter
mm(in)
Min.
39.88 (1.5701)
I
45.90 (1.8071)
c
Piston pin bore
mm(in) Max.
10.027 (0.3948)
D
Piston ring groove,
1st
mm(in) Max.
1.65 (0.065)
I
1.3 {0.051)
nd
mm(in) Max.
1.6 {0.063)
I
1.3 (0.051)
E
Piston ring side
clearance,
2
1st
mm(in) Max.
0.15 (0.006)
nd
mm(in) Max.
0.1 (0.004)
F Piston pin outer diameter
mm(in) Min.
9.98 (0.3929)
G Piston ring width
mm(in) Min.
1.45 (0.057)
I
1.15 {0.045)
H Piston ring end gap
mm(in) Max.
0.5 (0.02)
K Con-rod small end bore
mm(in) Max.
14.025 (0.5522)
L Con-rod big end side play mm(in) Max.
0.4 (0.016)
M Crankshaft runout
mm(in) Max.
0.05 (0.002)