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Onan BF Series User Manual

Onan BF Series
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REF.
NO.
10
I I
12
13
14
15
16
17
18
19
20
21
PART
NO.
I 10-2214
QTY.
USED
I
I
PART
DESCRIPTION
Block Assembly, Cylinder
(Includes Parts Marked *)
Spring,
Breather Valve
Valve,
Breather
Baffle,
Breather
123-1 174
123-1 175 I
123-1 173 I
WASHER, FLAT
526-0018 I Breather Valve (1/4 "- Steel)
526-0063 2 Valve Compartment Cover
(1/4 "Copper)
526-0122 18 Cylinder Head Screws
(5/16 "- Steel)
COVER,VALVE COMPARTMENT
I 10-1878
I 10-1879
I 10-1921
517-0048
STUD
520-0424
520-0759
520-0757
104-0776
I 10-1920
I
Cover with Opening for Breather
Tube (L.H.)
Cover without Opening for
Breather Tube (R.H.)
Gasket, Valve Cover
•Plug,
Camshaft Expansion
6 Cylinder Head
(5/16 x 2-5/16 ")
12 Cylinder Head
(5/16x2-1/16")
2 Valve Compartment Cover
(1/4 x 2-1/16 ")
As Req. *Shim, Rear Bearing Plate
(.005 ")
2 Gasket, Cylinder Head
HEAD,
CYLINDER
I 10-1924
I 10-1925
800-0051
123-1 176
I
Right Side (#2 Cylinder)
Left Side (#1 Cylinder)
•Screw, Hex Cap (3/8-16 x
l-l /4 " ) - Bearing Plate
Mount ing
Tube,
Breather
BEARING, CRANKSHAFT - REAR
101-0420
101-0420-02
101-0420-10
101-0420-20
101-0420-30
104-0575
101-0415
101-0439
101-0367
509-0041
516-0072
I
•Standard
.002"
Undersize
.010"
Undersize
.020"
Undersize
.030"
Undersize
^•Washer, Crankshaft Bearing
Thrust
•Gasket, Bearing Plate
•Plate,
Rear Bearing
(Excludes Bearing)
•Bearing,
Camshaft (Precision)
•Seal,
Bearing Plate
•Pin,
Main Bearing Stop
REF.
NO.
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
PART
QTY.
NO.
USED
NUT
110-0445 18
866-0001 2
110-0893 4
TAPPET, VALVE
I 15-0006 4
I 15-0006-01 4
115-0006-02 4
115-0006-05 4
850-0050 5
PART
DESCRIPTION
120-0706
VALVE
I 10-1808
I 10-1809
Cylinder Head (Hex -
(5/16-24)
Valve Compartment Cover
(Acorn - I /4-20)
Retainer, Valve Spring
Standard
.001 "Oversize
.002 "Oversize
.005 "Oversize
•Washer, Lock (3/8 ") -
Rear Bearing Plate
•Tube,
Crankcase Oil
Intake
Exhaust
INSERT, VALVE SEAT - EXHAUST
I 10-0245
110-0245-02
I 10-0245-05
I 10-0245-10
I 10-0245-25
•Standard
.002 " Oversize
.005 "Oversize
.010 " Oversize
.025 "Oversize
INSERT, VALVE SEAT - INTAKE
110-0197 2 'Standard
110-0197-02 1 .002 "Oversize
110-0197-05 2 .005 " Overs ize
110-0197-10 2 .010 "Oversize
110-0197-25 2 .025 "Oversize
I 10-1807 4 'Guide, Valve
I 10-0539 4 Spring. Valve
I 10-0639 8 Lock, Valve and Spring
Retaining
BEARING, CRANKSHAFT - FRONT
101-0432
101-0432-02
101-0432-10
101-0432-20
101-0432-30
806-0027
526-0066
I 10-0068
•Standard
.002"
Undersize
.010"
Undersize
.020"
Undersize
.030"
Undersize
Screw (3/8-16 x 3/4 ") -
Cylinder Block
Washer (3/8 " ), Copper -
Cylinder Block
•Gasket, Valve Guide (Intake)
* - Included in Cylinder Block Assembly.
- Use one only with rear bearing'on units with flange
type front bearing.
41

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Onan BF Series Specifications

General IconGeneral
BrandOnan
ModelBF Series
CategoryWelding System
LanguageEnglish