A
NIMA
NIMA
NIMA
NIMA
150FD ENGINE
Owner's Manual
Page 9/36
MAINTENANCE SPECIFICATIONS
Item
Standard
Limit
Piston:
Piston to cylinder clearance
Piston size “D”
Measuring point “H”
Piston off-set
Piston pin bore inside
diameter
Piston pin outside diameter
0.01 ~ 0.04 mm
(0.00039 ~ 0.00157in)
61.975 ~ 61.99 mm
(2.4399 ~ 2.4405 in)
8 mm (0.31 in)
----
14.002 ~ 14.013 mm
(0.5513 ~ 0.5517 in)
13.995 ~ 13.998 mm
(0.5510 ~ 0.5511 in)
0.1mm(0.004 in)
----
----
----
14.06 mm
(0.5535 in)
13.97 mm
(0.55 in)
Piston rings:
Top ring:
Dimensions (H × W)
End gap (installed)
Side clearance (installed)
2nd ring:
Dimensions (H × W)
End gap (installed)
Side clearance
Oil ring:
Dimensions (H × W)
End gap (installed)
0.8 × 2.25 mm (0.06 × 0.09 in)
0.05 ~ 0.20 mm (0.006 ~ 0.010 in)
0.015 ~ 0.045 mm(0.0012 ~ 0.0026in)
0.8 × 2.25 mm (0.06 × 0.09 in)
0.05 ~ 0.20 mm (0.006 ~ 0.010 in)
0.015 ~ 0.045 mm(0.0012 ~ 0.0026in)
1.50 × 2.25 mm (0.06 × 0.09 in)
0.2 ~ 0.7 mm (0.004 ~ 0.016 in)
0.4 mm (0.020 in)
0.10 mm (0.005 in)
0.4 mm (0.031 in)
0.10 mm (0.005 in)
----
0.9 mm (0.005 in)