Robin EH64, EH65 PARTS LIST
PARTS
MAN U AL
Models
EH64, 20.5 hp Engine
EH65, 22.
0 hp Engine
Welder Applications
(Onan Performer OHV220)
PUB-EP220W
Rev. 09/05
940 Lively Blvd. • Wood Dale, IL 60191 • Phone: 630-350-8200 • Fax: 630-350-8212
e-mail: sales@robinamerica.com • www.robinamerica.com
© Copyright 2005 Robin America, Inc.
- 3 -
EH64, EH65 Performer OHV220
DESCRIPTION ROBIN ONAN
Engine Specifi cation Engine Specifi cation
MILLER HOBART EH650DB2322 P220GIOHV-786A
MILLER BOBCAT EH650DB2341 P220GIOHV-2252A
MILLER TRAILBLAZER EH650DB2390 P220GIOHV-2711A
LINCOLN ELECTRIC EH650DB2332 P220GIOHV-1145A
MILLER BOBCAT EH650DC2405
MILLER TRAILBLAZER EH650DC2415
MILLER HOBART EH650DC2420
NOTE: Horsepower is as follows;
EH650DB - 20.5hp
EH650DC - 22hp
- 4 -
EH64, EH65 Performer OHV220
GROUP INDEX
Group Name Page
CRANKCASE GROUP - EH64 ................................................................... 6
CRANKCASE GROUP - EH65 ................................................................. 10
CRANKSHAFT GROUP ...........................................................................12
INTAKE and EXHAUST GROUP - EH64.................................................. 14
INTAKE and EXHAUST GROUP - EH65.................................................. 16
GOVERNOR GROUP ..............................................................................18
BLOWER HOUSING GROUP .................................................................20
FUEL, LUBRICANT GROUP - EH64 ........................................................ 22
FUEL, LUBRICANT GROUP - EH65 ........................................................ 24
CARBURETOR - EH64 ............................................................................ 26
CARBURETOR - EH65 ............................................................................ 28
FLYWHEEL and STARTER GROUP - EH64 ............................................30
FLYWHEEL and STARTER GROUP - EH65 ............................................32
STARTER COMPONENTS .....................................................................34
APPENDIX A - Cylinder head & Valve guide change ...............................36
APPENDIX B - Governor spring and rod positions...................................37
V-TWIN SERVICE UPDATE WELDER APPLICATIONS ......................... 38
NO START
FUEL CUT-OFF SOLENOID ....................................................................39
STOP DIODE ...........................................................................................40
WIRING HARNESS - Welder Applications ...............................................41
SHUTDOWN RELAY - Welder Applications .............................................41
HARD START
IGNITION COIL ........................................................................................ 44
HIGH AL TITUDE KITS .............................................................................. 45
FUEL PUMP .............................................................................................46
SPARK PLUG ...........................................................................................47
REMOVAL & INSTALLATION PROCEDURES
Hobart Champion, Miller Bobcat 225 and 250..........................................48
Miller Trailblazer 301G..............................................................................66
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EH64, EH65 Performer OHV220
SECTION 1 CRANKCASE GROUP - EH64, 20.5hp
FIG. 100
19
47
46
47
46
48
25
P220GIOHV-2711A
44
EH64, EH65 Performer OHV220
- 6 -
SECTION 1 CRANKCASE GROUP - EH64, 20.5hp
REF ROBIN PART NUMBER DESCRIPTION QTY REMARKS ONAN PN
1 263-10102-B1 CRANKCASE CP 1 187-6000
2 263-15802-03 MAIN BEARING 1 STD
263-15803-03 MAIN BEARING 1 0.25mm Undersized
263-15804-03 MAIN BEARING 1 0.50mm Undersized
3 X31-00800-80 DOWEL PIN 2
4 142-55601-03 PIPE 2 187-6003
5 263-15701-01 PIPE, PULSE 1
6 263-15911-A1 BLIND PLUG 1
7 044-00800-10 OIL SEAL 1 187-6006
8 263-15901-03 UNION 1 187-6007
9 045-01200-10 STEEL BALL 1 187-6008
10 263-76001-A1 OIL PRESSURE SWITCH 1 187-6170
11 263-11103-D1 MAIN BEARING COVER, AY 1
12 263-15802-03 MAIN BEARING 1 STD
263-15803-03 MAIN BEARING 1 0.25mm Undersized
263-15804-03 MAIN BEARING 1 0.50mm Undersized
13 044-04200-30 OIL SEAL 1 187-6172
14 263-45001-C1 GOVERNOR GEAR, CP 1
15 263-41901-03 GOVERNOR SLEEVE 1 187-6011
16 263-46214-A3 WASHER 2 187-6012
17 263-13001-21 CYLINDER HEAD 1, CP 1 187-6013
18 263-14211-03 VALVE GUIDE 4 187-6014
19 132-07AA0-50 INTAKE VALVE SEAL 2
20 010-50802-90 STUD, intake/exhaust 8 187-6016
21 X45-00600-10 STEEL BALL 2 187-6017
22 263-16201-03 PLUG 1 187-6018
23 263-13101-21 CYLINDER HEAD 2, CP 1 187-6019
24 246-15501-01 ROCKER COVER, CP 2 187-6020
25 246-16002-13 ROCKER COVER GASKET 2 187-6021
26 263-15001-13 GASKET 1, CYLINDER HEAD 1 187-6022
27 263-15101-13 GASKET 2, CYLINDER HEAD 1 187-6023
28 263-16001-A3 MAIN BEARING COVER GASKET 1 187-6024
29 263-16006-03 BREATHER PLATE GASKET 2 187-6025
30 263-14301-03 BREATHER COVER 1 187-6026
31 263-14401-01 BREATHER PLATE 1 187-6027
32 263-18001-A3 RUBBER PIPE 1 187-6028
33 263-68511-03 HOSE CLAMP 2 187-6029
34 X31-00600-20 DOWEL PIN 4 187-6030
35 040-11400-30 PLUG 1 187-6031
36 021-11400-20 GASKET 1 187-6032
37 X11-01000-30 FLANGE BOLT 8 187-6033
38 X11-00802-20 FLANGE BOLT 10 187-6034
39 X11-00600-30 FLANGE BOLT 10 187-6035
40 263-46215-A3 THRUST BEARING 1 187-6036
41 263-19001-A3 LIFTING HOOK 2 187-6037
187-6015
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EH64, EH65 Performer OHV220
SECTION 1 CRANKCASE GROUP - EH64, 20.5hp
FIG. 100
19
47
46
47
46
48
25
P220GIOHV-2711A
44
EH64, EH65 Performer OHV220
- 8 -
SECTION 1 CRANKCASE GROUP - EH64, 20.5hp
REF ROBIN PART NUMBER DESCRIPTION QTY REMARKS ONAN PN
43 263-65005-A3 OIL DRAIN VALVE 1 504-0186
44 263-65006-A3 ADAPTER 1 P220GIOHV-2252A 187-6173
EH650DB2341
P220GIOHV-786A 187-6173
EH650DB2322
44 263-68101-B0 OIL DRAIN HOSE AY 1 P220GIOHV-2711A
EH650DB2390
46 056-51000-50 CLIP 2
47 263-35341-03 RETAINER PLATE 2 From S/N 1015769
48 X56-60800-40 CLAMP, choke control 1
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EH64, EH65 Performer OHV220
SECTION 1 CRANKCASE GROUP - EH65, 22.0hp
FIG. 100
49
47
46
46
45
47
45
45
50
50
42
9
EH64, EH65 Performer OHV220
- 10 -
44
43
EH650DC2415
44
SECTION 1 CRANKCASE GROUP - EH65, 22.0hp
REF ROBIN PART NUMBER DESCRIPTION QTY REMARKS ONAN PN
1 263-10112-A1 CRANKCASE 1
2 263-15802-03 MAIN BEARING 1 STD
3 X31-00800-80 DOWEL PIN 2
4 142-55601-03 PIPE 2 187-6003
5 263-15701-01 PIPE, PULSE 1
6 263-15911-A1 BLIND PLUG 1
7 044-00800-10 OIL SEAL 1 187-6006
9 263-76001-A1 OIL PRESSURE SWITCH 1 187-6170
10 263-11103-E1 MAIN BEARING COVER 1
11 263-15802-03 BALL BEARING 1
12 044-04200-30 OIL SEAL 1 187-6172
13 263-45001-C1 GOVERNOR GEAR 1
14 263-41901-03 GOVERNOR SLEEVE 1
15 263-46215-A3 THRUST BEARING 1 187-6011
16 263-46214-A3 WASHER 2 187-6012
17 263-13211-A1 CYLINDER HEAD 1 1
19 010-50802-90 STUD 8 187-6016
20 132-07AA0-50 SEAL, INTAKE VALVE 2 187-6015
22 263-13311-A1 CYLINDER HEAD 2 1
23 263-15502-A3 ROCKER COVER w/ oil fi ll 1
24 263-15501-A3 ROCKER COVER 1
25 263-16101-A3 GASKET, ROCKER COVER 2
26 263-15021-11 GASKET 1, CYLINDER HEAD 1
27 263-15121-01 GASKET 2, CYLINDER HEAD 1
28 263-16002-A3 GASKET, MAIN BEARING COVER 1 187-6024
29 263-16006-03 GASKET, BREATHER PLATE 2 187-6025
30 263-14301-03 BREATHER COVER 1 187-6026
31 280-14401-A1 BREATHER PLATE 1
32 280-19001-A3 HOOK 2
33 263-18003-03 RUBBER PIPE 1 187-6028
34 263-68511-03 HOSE CLAMP 2 187-6029
35 X31-00600-20 DOWEL PIN 4 187-6030
36 X40-11400-30 PLUG 1 187-6031
37 021-11400-20 GASKET 2 187-6032
38 X11-01000-70 FLANGE BOLT 8 187-6033
39 X11-00802-20 FLANGE BOLT 10 187-6034
40 X11-00600-30 FLANGE BOLT 2 187-6035
41 X11-00601-01 FLANGE BOLT 8
42 263-15901-03 UNION 1 187-6007
43 263-65005-A3 OIL DRAIN VALVE 1 504-0186
44 263-65006-A3 ADAPTER 1 EH650DC2405, DC2420 187-6173
44 263-68101-B1 OIL DRAIN HOSE 1 EH650DC2415
45 263-14211-03 VALVE GUIDE 4 187-6014
46 056-51000-50 CLIP 4
47 263-35341-03 RETAINER PLATE 4
49 280-63602-A1 OIL FILL CAP 1
50 X45-00600-10 STEEL BALL 2
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EH64, EH65 Performer OHV220
SECTION 2 CRANKSHAFT GROUP - EH64, 20.5hp & EH65, 22.0hp
FIG. 200
EH64, EH65 Performer OHV220
- 12 -
SECTION 2 CRANKSHAFT GROUP- EH64, 20.5hp & EH65, 22.0hp
REF ROBIN PART NUMBER DESCRIPTION QTY REMARKS ONAN PN
1 263-21301-21 CRANKSHAFT CP 1 Threaded, Miller - Hobart 187-6039
263-21501-C1 CRANKSHAFT CP 1 Taper, Lincoln
2 263-22501-00 CONNECTING ROD 2 STD - EH64 187-6040
263-22502-00 CONNECTING ROD 2 Undersized 0.25mm - EH64
2 263-22601-00 CONNECTING ROD 2 STD - EH65 - Miller Hobart
3 246-23001-13 CONNECTING ROD BOLT 4 STD- EH64 187-6041
3 001-05084-00 CONNECTING ROD BOLT 4 STD- EH65
4 263-23411-A3 PISTON 2 STD
263-23412-A3 PISTON 2 Oversized 0.25mm
263-23413-A3 PISTON 2 Oversized 0.50mm
5 263-23301-03 PISTON PIN 2 187-6043
6 263-23501-07 PISTON RING SET 2 STD 187-6044
263-23502-07 PISTON RING SET 2 Oversized 0.25mm
263-23503-07 PISTON RING SET 2 Oversized 0.50mm
7 056-52100-20 RETAINING CLIP 4
8 263-25011-A3 SPACER 1 T=0.6
8 263-25012-A3 SPACER 1 T=0.8 187-6046
8 263-25013-A3 SPACER 1 T=1.0 187-6047
8 263-25014-A3 SPACER 1 T=1.2 187-6048
9 002-18180-00 NUT 1 187-6049
10 003-10180-00 WASHER 1 EH64 187-6050
11 003-20180-00 SPRING WASHER 1 EH64 187-6051
12 005-32054-01 WOODRUFF KEY 1 187-6052
187-6045
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EH64, EH65 Performer OHV220
SECTION 3 INTAKE and EXHAUST GROUP - EH64, 20.5hp
FIG. 300
19
22
22
EH64, EH65 Performer OHV220
- 14 -
SECTION 3 INTAKE and EXHAUST GROUP - EH64, 20.5hp
REF ROBIN PART NUMBER DESCRIPTION QTY REMARKS ONAN PN
1 263-33001-03 INTAKE MANIFOLD 1 187-6053
2 263-31701-13 CAMSHAFT 1
4 263-33301-A3 TAPPET 4 187-6055
5 263-33401-03 INTAKE VALVE 2
6 263-33502-13 EXHAUST VALVE 2 187-6057
7 246-33611-03 VALVE SPRING 4
8 246-35501-03 VALVE COLLET 8 2 Per Valve 187-6059
9 246-33711-13 SPRING RETAINER 4 187-6060
10 239-35001-03 ROCKER SHAFT 2 187-6061
11 263-35311-01 PUSH ROD 4 135.5mm
12 246-36101-10 ROCKER ARM AY 4 187-6063
13 014-90800-21 ADJUSTING SCREW 4 187-6064
14 017-00800-90 NUT 4 187-6065
15 263-35503-A3 MANIFOLD GASKET 2 187-6066
16 002-38080-00 FLANGE NUT 4 187-6067
17 263-32610-A1 CLEANER ELEMENT 1 187-6068
18 263-32620-01 CLEANER BASE 1 187-6069
19 263-32630-03 CLEANER COVER 1 187-6070
20 263-32640-01 WING NUT 1 187-6071
21 X10-10500-10 BOLT 3
22 263-35201-A1 GASKET, EXHAUST 2
- 15 -
EH64, EH65 Performer OHV220
SECTION 3 INTAKE and EXHAUST GROUP - EH65, 22.0hp
FIG. 300
24
EH64, EH65 Performer OHV220
- 16 -
SECTION 3 INTAKE and EXHAUST GROUP - EH65, 22.0hp
REF ROBIN PART NUMBER DESCRIPTION QTY REMARKS ONAN PN
1 280-33001-C3 INTAKE MANIFOLD 1
2 280-31701-13 CAMSHAFT 1
3 263-33301-A3 TAPPET 4 187-6055
4 263-33401-03 INTAKE VALVE 2
5 263-33502-13 EXHAUST VALVE 2 187-6057
6 246-33611-03 VALVE SPRING 4
7 246-35501-03 COLLET VALVE 8 2 per valve 187-6059
8 246-33711-13 SPRING RETAINER 4 187-6060
9 263-35321-B1 PUSH ROD 4 138.5mm
10 267-36101-13 ROCKER ARM 4
11 261-35801-13 BOLT, PIVOT 4
12 267-35701-03 PIVOT 4
13 017-00601-10 NUT 4
14 263-37001-A3 GUIDE PLATE 2
15 263-35503-A3 GASKET, INTAKE MANIFOLD 2 187-6066
16 280-32601-A0 AIR CLEANER AY 1
17 263-32610-A1 CLEANER ELEMENT 1 187-6068
18 280-32620-A1 CLEANER BASE 1
19 263-32630-03 CLEANER COVER 1 187-6070
20 263-32640-01 WING NUT 1 187-6071
21 263-95111-A3 LABEL, ONAN BY ROBIN 1
22 002-38080-00 FLANGE NUT 4 187-6067
23 X11-00600-20 FLANGE BOLT 3
24 270-35201-01 GASKET 2
- 17 -
EH64, EH65 Performer OHV220
SECTION 4 GOVERNOR GROUP- EH64, 20.5hp & EH65, 22.0hp
FIG. 400
22
14
17
22
7
EH64, EH65 Performer OHV220
- 18 -
SECTION 4 GOVERNOR GROUP- EH64, 20.5hp & EH65, 22.0hp
REF ROBIN PART NUMBER DESCRIPTION QTY REMARKS ONAN PN
1 263-46021-B3 CHOKE LEVER 1
2 263-46011-A3 CHOKE CONTROL ROD 1 187-6075
3 261-45201-03 RETURN SPRING 1 187-6076
4 226-43101-01 LINK PIVOT 1 187-6077
6 263-42301-B3 GOVERNOR LEVER 1 187-6175
6 263-46021-B3 CHOKE LEVER 1 EH650DC2420
7 263-42201-A3 GOVERNOR SHAFT 1 187-6079
8 263-42507-03 GOVERNOR SPRING, black 1 P220GIOHV-786A
EH650DB2322
P220GIOHV-1145A 187-6081
EH650DB2332
8 263-42509-A3 GOVERNOR SPRING, blue 1 P220GIOHV-2252A
EH650DB2341
P220GIOHV-2711A
EH650DB2390
263-42509-A3 GOVERNOR SPRING, blue 1 EH65
9 263-42701-A3 GOVERNOR ROD 1 187-6082
10 263-42801-03 ROD SPRING 1 187-6083
11 263-43311-A3 SPEED CONTROL LEVER 1
12 263-45021-A2 SPEED CONTROL BRACKET 1
13 261-43901-03 CLAMP 1 187-6084
14 005-11060-01 SNAP PIN 1 187-6085
15 001-14063-00 BOLT and WASHER AY 1 187-6086
16 X18-60600-20 NUT 1 187-6087
17 X11-00600-20 FLANGE BOLT 2 187-6088
18 X11-50500-20 BOLT and WASHER AY 1 187-6089
19 002-27050-00 NUT 1 187-6090
20 002-38060-00 FLANGE NUT 1
21 001-17052-00 BOLT and WASHER AY 1 187-6091
22 003-10080-00 WASHER 2 187-6092
23 X23-00801-50 SPACER 1 187-6093
- 19 -
EH64, EH65 Performer OHV220
SECTION 5 BLOWER HOUSING GROUP- EH64, 20.5hp & EH65, 22.0hp
FIG. 500
7
13
13
141414
13
6
4
6
5
6
EH64, EH65 Performer OHV220
- 20 -
12
6
SECTION 5 BLOWER HOUSING GROUP- EH64, 20.5hp & EH65, 22.0hp
REF ROBIN PART NUMBER DESCRIPTION QTY REMARKS ONAN PN
1 263-51101-B2 BLOWER HOUSING 1 EH64 187-6094
263-51121-B2 BLOWER HOUSING 1 EH65
2 263-52603-A1 CYLINDER BAFFLE 1 1 EH64
263-52612-A1 CYLINDER BAFFLE 1 1 EH65
3 263-52703-B1 CYLINDER BAFFLE 2 1 EH64
263-52704-A1 CYLINDER BAFFLE 2 1 EH65
4 263-52801-03 CYLINDER BAFFLE 3 1 187-6097
5 263-52911-B2 CYLINDER BAFFLE 4, UNIT 1 EH64
263-52912-A2 CYLINDER BAFFLE 4 1 EH65
6 X11-00600-20 FLANGE BOLT 5
7 X11-00601-40 FLANGE BOLT 2 EH64
8 001-14061-60 BOLT and WASHER AY 4 187-6099
9 263-92001-03 LABEL, warning 1 187-6100
11 263-54101-02 COOLING BLOWER UNIT 1 187-6102
12 263-95112-A3 LABEL, trademark 1 EH64
13 X11-00600-30 FLANGE BOLT 4
14 X11-00600-10 FLANGE BOLT 2
187-6073
- 21 -
EH64, EH65 Performer OHV220
SECTION 6 FUEL and LUBRICANT GROUP- EH64, 20.5hp
FIG. 600
38
15
12
22
32
36
31
30
EH64, EH65 Performer OHV220
- 22 -
SECTION 6 FUEL and LUBRICANT GROUP - EH64, 20.5hp
REF ROBIN PART NUMBER DESCRIPTION QTY REMARKS ONAN PN
1 263-63901-03 INNER ROTOR 1 187-6103
2 263-63902-03 OUTER ROTOR 1
3 263-64302-02 OIL PUMP FILTER UNIT 1
4 263-64001-B1 OIL PUMP COVER, CP 1
5 044-03501-70 OIL SEAL 1
6 X24-89000-30 O RING 1 187-6108
7 263-65001-13 OIL RELIEF PLUG 1 187-6109
8 003-70140-00 ALUMINUM GASKET 1 187-6110
9 248-65601-03 RELIEF VALVE SPRING 1 187-6111
10 006-90308-00 STEEL BALL 1 187-6112
11 248-65801-00 OIL FILTER AY 1
12 263-63604-11 OIL GAUGE CP 1 187-6191
13 246-63606-09 OIL FILL CAP 1 187-6192
14 021-31800-10 GASKET 1
15 263-68006-B3 RUBBER PIPE 2
16 263-68501-03 HOSE CLAMP 6 187-6113
17 263-62431-00 CARBURETOR 1
18 263-66201-A3 CARBURETOR GASKET 1 187-6114
19 280-62201-00 FUEL PUMP 1 NEW - High performance 187-6115
20 263-65003-A1 FUEL PUMP BRACKET 1 187-6116
21 263-68009-B3 RUBBER PIPE 1 187-6196
22 024-01000-10 OIL GAUGE O RING 2 187-6194
23 263-65011-A3 BOLT 1
24 X11-00801-10 FLANGE BOLT 2 187-6117
25 X11-00601-40 FLANGE BOLT 4 187-6118
27 263-65012-A3 FUEL FILTER 1 187-6119
29 263-65102-A3 OIL FILL TUBE 1 187-6199
30 085-10301-10 RUBBER PIPE 1
31 206-75501-01 CLAMP CP 2 187-6121
32 263-63621-01 OIL GAUGE TUBE 1 187-6198
33 021-81800-10 OIL FILL TUBE GASKET 1 187-6200
34 056-60001-70 STRAP CLAMP 2 187-6201
35 002-18180-00 HEX NUT 1 187-6218
36 X11-00600-20 FLANGE BOLT 5 815-0753
37 X11-00600-90 FLANGE BOLT 2
38 263-67102-A3 SPACER 2
187-6104
- 23 -
EH64, EH65 Performer OHV220
SECTION 6 FUEL and LUBRICANT GROUP- EH65, 22.0hp
FIG. 600
EH64, EH65 Performer OHV220
- 24 -
38
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