Kubota SM-E3B Series - Servicing; Undersize Crankshaft Bearing and Journal Dimensions

S-69
SM-E3B SERIES WSM
DIESEL ENGINE
Oil Clearance between Crankshaft Journal and Crankshaft
Bearing 2 and Crankshaft Bearing 3 (Continued)
(Reference)
• Undersize crankshaft bearing 2 and 3 (0.20 mm (0.0079 in.))
• Undersize crankshaft bearing 2 and 3 (0.40 mm (0.016 in.))
• Undersize dimensions of crankshaft journal
W1047088
Models Bearing Code Number Marking
Z482-E3B
D722-E3B
D782-E3B
Crankshaft bearing 2 02 15694-23930
020 US
Crankshaft bearing 3 02 15861-23860
Z602-E3B
D902-E3B
Crankshaft bearing 2 02 1G460-23930
Crankshaft bearing 3 02 1G460-23940
Models Bearing Code Number Marking
Z482-E3B
D722-E3B
D782-E3B
Crankshaft bearing 2 04 15694-23940
040 US
Crankshaft bearing 3 04 15861-23870
Z602-E3B
D902-E3B
Crankshaft bearing 2 04 1G460-23950
Crankshaft bearing 3 04 1G460-23960
Undersize Models
0.20 mm
0.0079 in.
0.40 mm
0.016 in.
Dimension
A
All models
1.8 to 2.2 mm radius
0.071 to 0.086 in.radius
1.8 to 2.2 mm radius
0.071 to 0.086 in.radius
*Dimension
B
All models
1.0 to 1.5 mm relief
0.040 to 0.059 in. relief
1.0 to 1.5 mm relief
0.040 to 0.059 in. relief
Dimension
C
Z482-E3B
D722-E3B
D782-E3B
39.734 to 39.750 mm dia.
1.5644 to 1.5649 in. dia.
39.534 to 39.550 mm dia.
1.5565 to 1.5570 in. dia.
Z602-E3B
D902-E3B
43.734 to 43.750 mm dia.
1.7219 to 1.7224 in. dia.
43.534 to 43.550 mm dia.
1.7140 to 1.7145 in. dia.
Dimension
D
All models
43.734 to 43.750 mm dia.
1.7219 to 1.7224 in. dia.
43.534 to 43.550 mm dia.
1.7140 to 1.7145 in. dia.
(0.8S)
The crankshaft journal must be fine-finished to higher than ∇∇∇∇.
*Holes to be de-burred and edges rounded with 1.0 to 1.5 mm
(0.040 to 0.059 in.) relief.
KiSC issued 03, 2011 A