Onan MEP-003A

TM
5-6115-585-34
NAVFAC
P
-
8-623-34
TO
-
35C2-3-455-2
TM
-
05684C
/
05685B
-
34
Table 1-2 . Repair and Replacement Standards
( All values in inches unless otherwise specified . )
Manufacturer Dimensions
and Tolerances
Maximum Allowable
Wear Limit
Component
Minimum
Maximum
CYLINDER BLOCK :
Cylinder
bore
diameter
3.
4993
3.
5005
0.005
Cylinder
bore
out
of
round
0.001
0.001
Cylinder bore taper
0.001
0.002
Main bearing bore - less bearings
2. 4365
2. 4375
2. 4375
Camshaft bearing bore - less
bearings
Front
Center
Rear
2. 3745
1. 7500
1. 3120
2.3755
1. 7510
1. 3130
2. 3755
1. 7510
1.3130
Valve tappet bore
0.
8755
0.8765
0.8775
CRANKSHAFT
:
Main bearing journal diameter
2. 2427
2.
2435
0.001
Main bearing journal clearance
0.0012 0.0037
0.0047
Main bearing journal out of round
0.0005 0.001
Main
bearing
journal
taper
0.0004
0.0015
Connecting
rod
journal
diameter
2. 0597
2. 0605 0.002
Connecting
rod
journal
out
of
round
0.0005
0.001
Connecting
rod
journal
taper
0.0004
0.0015
Fillet
radii
0. 1100
0. 1200
0. 1200
*
Crankshaft
main
bearing
clearance
0.0024
0.0049
0.0054
Crankshaft thrust clearance
0.010 0.015
0.015
**
Seal surface diameter
rear
1.
8740
1. 8750
0.0050
Seal surface diameter - front
1.6870 1. 6875
0.0050
CONNECTING
ROD
:
Length
c
toc
5.
9980
6.
002
6.002
Bearing bore - less bearings
2. 1871 2.
1876
2.
1886
Bearing
to
crankshaft
clearance
0.0010
0.0030
0.0040
Connecting
rod
side
clearance
0.0020 0.0160 0.0160
* Replacement Bearing Only
**
Shim
Controlled
1-4
Change
4