250 - Makita USAcdn.makita.com/apps/cms/doc/prod/EM2/bb7ae1f3-e2dd...E02 220 68 219 67 E03 64. 2650...

EM2650LH

rev 21_01/08/15

EM2650LH 1 Throttle Handle

2rev 21_01/08/15

38

228

227

225

226

A08

4

5

38

39

40

41

42

43

4445

4647

48

49

50

5152

53 54

55

EM2650LH 1 Throttle Handle

3rev 21_01/08/15

Products with multiple versions are listed in subsiding order with the newest version on top not indented.Corresponding technical bulletins are attached.

Tech

Bul

letin

NotesSect

ion

Fig.

No.

Part No. Description EM26

50LH

1 4 195143-2 HANGER SET 1 INC. 51 5 911233-1 PAN HEAD SCREW M5X20 11 38 126488-7 CONTROL LEVER ASS’Y 11 38 125776-9 CONTROL LEVER ASSEMBLY 1 INC. 39-551 39 266130-9 TAPPING SCREW BIND PT 3X16 11 40 451595-0 SWITCH COVER 11 41 451594-2 SWITCH LEVER 11 42 232251-9 LEAF SPRING 11 43 188832-6 LEVER CASE SET 1 INC. 551 44 346248-3 PIPE CLAMP 24 21 45 922218-2 H.S.H.BOLT M5X14 WITH WR 21 46 451593-4 LOCK LEVER 11 47 233541-3 TORSION SPRING 7 11 48 168571-4 CONTROL CABLE 11 49 233540-5 TORSION SPRING 11 11 50 451592-6 THROTTLE LEVER 11 51 638714-7 LEAD UNIT (LONG,MALE) 11 52 638713-9 LEAD UNIT (SHORT,FEMALE) 11 53 452071-7 CORRUGATE TUBE 11 54 266326-2 TAPPING SCREW 4X18 41 55 188832-6 LEVER CASE SET 1 INC. 431 225 346467-1 PIPE CLAMP 24 11 226 346468-9 PIPE CLAMP 33 11 227 452843-0 CLAMP COVER B 11 228 922243-3 HEX. SOCKET HEAD BOLT M5X25 21 A08 195626-2 LOOP HANDLE SET 1

EM2650LH

4rev 21_01/08/15

Shaft, Gear Case, Trimmer Head2

11

1615

14

23

19

24

25

20

17

18

10

A07

A07

Prior to product number 2023.

Product number 2023 and later.

Quick load trimmer head.

shallow counterbore

deep counterbore

9

6

7

8

218

A09

32

Prior to product number 2023.

A09 includes 229.

A09 includes 229.

Product number 2023 and later.

229

229

EM2650LH

5rev 21_01/08/15

Shaft, Gear Case, Trimmer Head2Products with multiple versions are listed in subsiding order with the newest version on top not indented.

Corresponding technical bulletins are attached.

Tech

Bul

letin

NotesSect

ion

Fig.

No.


50LH

2 6 140431-2 SHAFT PIPE COMPLETE 12 7 890281-2 CAUTION LABEL 12 8 819312-8 MAKITA LOGO LABEL 12 9 324893-4 SHAFT 12 10 922218-2 H.S.H.BOLT M5X14 WITH WR 22 11 126102-5 GEAR CASE ASS’Y, EM2650LH 12 14 210049-4 BALL BEARING 609ZZ 12 15 961005-4 RETAINING RING S-9 12 16 962103-7 RETAINING RING R-24 12 17 922241-7 HEX. SOCKET HEAD BOLT M5X25 12 18 265590-2 +HEX.BOLT M8X10 WITH R 12 20 188902-1 CUTTER SHAFT SET 12 23 210115-7 BALL BEARING 6001LLU 12 24 962106-1 RETAINING RING R-28 12 25 331861-0 RECEIVE WASHER 12 32 346073-2 PROTECTOR CLAMP, EM2650LH 12 218 443170-6 FELT 12 229 266575-1 HEX. HEAD BOLT M6X30 22 A07 T-01753A BUMP & FEED TRIMMER HEAD 12 A07 T-01753 BUMP & FEED TRIMMER HEAD 12 A07 195149-0 CUTTER ASSEMBLY SET 12 A09 196117-6 PROTECTOR SET, EM2650LH 1 958292 A09 195780-2 PROTECTOR SET 1 Includes fig no. 229

EM2650LH

6rev 21_01/08/15

Insulater, Cleaner Base, Engine Cover3

6061

60

61

6263

64

69

69

70

70

125

126127

128129

130216

6263

65

65

67

66

68C10

C30C20

E02

E03

E01

Implemented March 2012.

Interchangeable as a set with Fig No. 60, 65, & 69.

Prior to March 2012

Prior to March 2012

Tech Bulletin 94237

71

7273

74

75

CylinderBlock

66 230E01

E02

22068

21967

E03

64

EM2650LH

7rev 21_01/08/15



Tech

Bul

letin

NotesSect

ion

Fig.

No.


50LH

3 60 126202-1 CLEANER COVER ASS’Y, EM2650LH 1 942373 61 125746-8 CLEANER COVER ASSEMBLY 1 INC. 613 61 265791-2 THUMB SCREW M4 13 62 443171-4 AIR CLEANER ELEMENT 13 63 443169-1 AIR CLEANER ELEMENT 13 64 266618-9 H.S.BUTTON HEAD BOLT M5X60 23 65 126198-6 CLEANER PLATE ASS’Y, EM2650LH 1 942373 65 126004-5 CLEANER PLATE ASSEMBLY 1 INC. 66-68, C10-C30, E01-E033 C10 162322-7 SEPARATOR STOPPER 13 C20 162325-1 SEPARATOR GASKET 13 C30 352013-0 SEPARATOR NET 13 66 162346-3 SEPARATOR PLATE 13 66 162324-3 SEPARATOR PLATE 13 67 213540-1 O RING 15 13 68 424316-3 CHECK VALVE 23 69 422099-9 PIPE 1 942373 69 422062-2 PIPE 13 70 325665-0 JOINT PIPE 13 71 442153-3 CARBURETOR GASKET 13 72 922228-9 H.S.H.BOLT M5X18 WITH WR 23 73 451825-9 CLAMP 13 74 451729-5 INSULATOR 13 75 213547-7 O-RING 12 13 125 638707-4 LEAD UNIT 13 126 638708-2 LEAD UNIT 13 127 808633-3 4STROKE INDICATION LABEL 13 128 922218-2 H.S.H.BOLT M5X14 WITH WR 13 129 453266-5 CYLINDER COVER, EM2650LH 13 129 451734-2 CYLINDER COVER 13 130 922218-2 H.S.H.BOLT M5X14 WITH WR 13 216 891985-9 INDICATION LABEL 13 219 352020-3 SEPARATOR MESH, EM2650LH 13 220 453865-3 SEPARATOR CASE, EM2650LH 1

EM2650LH

8rev 21_01/08/15



Tech

Bul

letin

NotesSect

ion

Fig.

No.


50LH

3 230 266007-8 TAPPING SCREW BIND PT 3X10 13 E01 266427-6 TAPPING SCREW 4X12 13 E02 452219-1 CHOKE PLATE 13 E03 452220-6 CHOKE LEVER 1

EM2650LH

9rev 21_01/08/15

4 Clutch, Flywheel, Starter Assembly

122

183

184

185

187188

189190

191192

193

194196

36

34

89

90

9192

9394

95

9697

98

99100

101102

103

104105

106107

131 132 133

134

135

136

EM2650LH

10rev 21_01/08/15



Tech

Bul

letin

NotesSect

ion

Fig.

No.


50LH

4 34 819432-8 CAUTION TAG 14 36 819766-9 EM2650LH MODEL NO.LABEL 14 89 451735-0 CLUTCH CASE 14 90 922228-9 H.S.H.BOLT M5X18 WITH WR 34 91 450569-8 SPACER 14 92 961052-5 RETAINING RING S-12 14 93 210111-5 BALL BEARING 6201LLU 14 94 962151-6 RETAINING RING R-32 14 95 168809-7 CLUTCH DRUM 1 986764 95 168609-5 CLUTCH DRUM 14 96 266457-7 SHOULDER HEX. BOLT M6X25 24 97 267817-6 WASHER 8 24 98 125518-1 CLUTCH ASSEMBLY 1 INC. 99,1004 99 168498-8 CLUTCH SHOE 24 100 231858-8 TENSION SPRING 6 14 101 267812-6 WASHER 6 24 102 264039-9 FRANGE NUT 14 103 318569-3 FLYWHEEL 14 104 444021-6 TUBE 14 105 266602-4 HEX. SOCKET HEAD BOLT M4X20 24 106 452049-0 SPACER 24 107 168559-4 IGNITION COIL 14 122 168483-1 PULLEY 14 131 424082-2 BUFFER RUBBER 14 132 922211-6 HEX. SOCKET HEAD BOLT M5X12 14 133 922226-3 HEX. SOCKET HEAD BOLT M5X18 24 134 318249-1 PIPE HOLDER 14 135 318250-6 PIPE HOLDER 14 136 424083-0 BUFFER RUBBER 14 183 195308-6 RECOIL STARTER SET, EM2650LH 14 183 125752-3 RECOIL STARTER ASSEMBLY 1 INC. 122,184,185,187-1934 184 424319-7 STARTER KNOB 14 185 424359-5 DAMPER 1

EM2650LH

11rev 21_01/08/15



Tech

Bul

letin

NotesSect

ion

Fig.

No.


50LH

4 187 266585-8 TAPPING SCREW 5X12 14 188 325923-4 SWING ARM 14 189 451938-6 COLLAR 14 190 451937-8 REEL 14 191 232258-5 SPIRAL SPRING 14 192 444023-2 STARTER ROPE 14 193 451733-4 STARTER CASE 14 194 922223-9 H.S.H.BOLT M5X16 WITH WR 44 196 816565-0 MAKITA LOGO LABEL 1

EM2650LH

12rev 21_01/08/15

Piston, Cylinder, Muffler5

142

145

146

147

140

13888

7677

78 79

80

8182

83

84

85

8687

137

108109

110

112113

114115

116

117

118

119

120121

123 124

143

144(set)

148

149

151152

153154

155159

160161

162163 164Included in Short Block Assembly Fig. No. 320.###

165

166

167168 169

170

171172

320

156

157158

150

Insulator

142

145146

147

140

138

137

85

8687

88

108109

110112

113114

115

116

117

118

143

149

151152

153154

150

EM2650LH

13rev 21_01/08/15

Piston, Cylinder, Muffler5Products with multiple versions are listed in subsiding order with the newest version on top not indented.


Tech

Bul

letin

NotesSect

ion

Fig.

No.


50LH

5 76 422109-2 BREATHER PIPE 15 76 422055-9 BREATHER PIPE 15 77 345918-1 HOSE CLAMP 15 78 318745-9 ROCKER COVER OUTER 15 79 922222-1 HEX. SOCKET HEAD BOLT M5X16 45 80 452795-5 ROCKER COVER INNER 15 81 162304-9 ROCKER COVER GASKET 15 82 424302-4 PLUG CAP 15 83 324891-8 PLUG CAP SPRING 15 84 168534-0 SPARK PLUG 15 85 125554-7 ROCKER ARM ASSEMBLY 25 86 256200-2 PIN 5 15 87 256865-0 ROD 2.5 25 88 325668-4 SPRING RETAINER 25 108 268238-5 PIN 5 15 109 125552-1 CAM GEAR ASSEMBLY 15 110 313169-4 CAM LIFTER 25 112 268239-3 PIN 4 15 113 162274-2 CAM GEAR COVER GASKET 15 114 318443-5 CAM GEAR COVER 15 115 922222-1 HEX. SOCKET HEAD BOLT M5X16 35 116 135478-9 CYLINDER BLOCK ASSEMBLY 1 INC. 1175 117 922222-1 HEX. SOCKET HEAD BOLT M5X16 65 118 424201-0 CHECK VALVE 25 119 346331-6 MUFFLER GASKET 15 120 168554-4 EXHAUST MUFFLER 15 121 266440-4 HEX SOCKET HEAD BOLT M5X40 25 123 451731-8 MUFFLER PLATE 15 124 922218-2 H.S.H.BOLT M5X14 WITH WR 15 137 424200-2 SPACER, EM2650LH 25 138 234108-0 COMPRESSION SPRING 9 25 140 325669-2 EXHAUST VALVE 15 142 257298-2 PISTON RING (TOP) 34 1

EM2650LH

14rev 21_01/08/15

Piston, Cylinder, Muffler5Products with multiple versions are listed in subsiding order with the newest version on top not indented.


Tech

Bul

letin

NotesSect

ion

Fig.

No.


50LH

5 143 325670-7 INTAKE VALVE 15 145 257299-0 PISTON RING (SECOND) 34 15 146 257300-1 PISTON RING 34 15 147 318441-9 PISTON 15 148 254040-2 WOODRUFF KEY 3 15 149 126359-8 CRANK SHAFT ASSEMBLY 1 INC. 150-1525 149 135481-0 CRANK SHAFT ASS’Y 15 150 213148-1 OIL SEAL 10 15 151 267400-9 FLAT WASHER 23 15 152 213147-3 OIL SEAL 12 15 153 257781-9 PISTON PIN 15 154 233976-8 CLIP 25 155 162345-5 OIL CASE GASKET, EM2650LH 15 155 162323-5 OIL CASE GASKET 15 156 346083-9 LEAD VALVE 15 157 318590-2 RETAINER PLATE 15 158 922112-8 HEX. SOCKET HEAD BOLT M4X10 15 159 318588-9 OIL CASE 15 160 922222-1 HEX. SOCKET HEAD BOLT M5X16 45 161 424344-8 DAMPER 15 162 346305-7 GASKET 15 163 266611-3 HEX BOLT M6X8 15 164 213548-5 O-RING 20 15 165 325665-0 JOINT PIPE 15 166 282020-8 HOSE CLAMP 15 167 325666-8 OIL WEIGHT 15 168 424301-6 OIL TUBE 15 169 452047-4 OIL CAP 15 170 424343-0 GASKET 15 171 452048-2 OIL PIPE 15 172 922218-2 H.S.H.BOLT M5X14 WITH WR 25 320 135599-7 SHORT BLOCK ASSEMBLY 0 Y06451

EM2650LH

15rev 21_01/08/15

Fuel Tank, Carburetor6173

175

176177

178

179

180

181

182

215

207

213

212

211

214

209

208

205

203

206

202

197

198199

200 201

204

210

EM2650LH

16rev 21_01/08/15

Fuel Tank, Carburetor6Products with multiple versions are listed in subsiding order with the newest version on top not indented.


Tech

Bul

letin

NotesSect

ion

Fig.

No.


50LH

6 173 125728-0 FUEL TANK CAP ASSEMBLY 1 INC. 1746 175 168755-4 TUBE CPL., EM2650LH 1 937666 176 282020-8 HOSE CLAMP 16 177 163518-3 GASOLIN FILTER 16 178 452249-2 FUEL TANK 16 179 424080-6 BUFFER RUBBER 26 180 424081-4 BUFFER RUBBER 16 181 451737-6 TANK GUARD 16 182 922218-2 H.S.H.BOLT M5X14 WITH WR 46 197 168762-7 CARBURETOR, EM2650LH 1 944416 197 168591-8 CARBURETOR 1 INC. 198-207,209-2146 198 325922-6 SWIVEL 16 199 413140-9 WASHER 16 200 266581-6 PAN HEAD SCREW M3X8 WITH W 26 201 257964-1 STOP RING E-3 16 202 213538-8 O RING 2 16 203 325985-2 JET 16 204 234183-6 CONICAL COMPRESSION SPRING 5-9 16 205 442155-9 PUMP GASKET 16 206 168575-6 PUMP DIAPHRAGM 16 207 140437-0 PUMP BODY 16 208 352010-6 INLET SCREEN 16 209 442154-1 METERING DIAPHRAGM GASKET 16 210 168620-7 METERING DIAPHRAGM 16 211 140438-8 AIR PURGE BODY 16 212 424314-7 PRIMER PUMP 16 213 346270-0 PRIMER PUMP COVER 16 214 266582-4 TAPPING SCREW 3X24 46 215 810455-9 CAUTION PLATE 1

ECHNICAL INFORMATION

For Models

Country

Description

T 93766November 2011

Change of Tube complete

EJ2650LHG, EJ2651WHG, EM2650LH, EM2650UH, EM2651LH, EM2651UH, EN5550SH,MS246.4C, MS246.4CE, MS246.4U, MS246.4UE

EJ2650LHG, EJ2651WHG: BrazilEM2650LH: Argentina, Australia, Brazil, Chile, Colombia, Hong Kong, Italy, Mexico, New Zealand, Panama, USA EM2650UH: Argentina, Australia, Austria, Brazil, Chile, China, Colombia, Italy, Malaysia, Mexico, New Zealand, Panama, Poland, Saudi Arabia, Singapore, USAEM2651LH: Canada, France, Germany, Spain, UKEM2651UH: Austria, Canada, Chile, France, Germany, Netherlands, Poland, Russia, Spain, Sweden, UKEN5550SH: Canada, USAMS246.4C: Italy, USAMS246.4CE: France, Germany, SpainMS246.4U: Austria, Italy, Poland, USAMS246.4UE: Austria, France, Germany, Netherlands, Poland, Spain, Sweden, USA

Subject

Current part New part NoteQ'tyI/CQ'ty

Interchangeability(I/C)

Item No.

1Tube complete168755-4

Tube complete168555-2

Implementation

From September 2011 MBR, MCA and MKC production

Tube complete has been changed as drawn below.

1175

Interchangeability mark; The arrow means that the new part can be substituted for the current.

Current New

YellowYellow

Black

ø4.0

ø5.0ø5.0

Black


For Models

Country

Description

T 94237March 2012(Page 1 of 2)Change of Engine parts

EJ2650LHG, EJ2651WHG, EM2650UH, EM2651UH, EM2650LH, EM2651LH, EN5550SH,MS246.4U, MS246.4UE, MS246.4C, MS246.4CE

All countries

Subject

Engine parts have been changed / added.See below and next page.


157

060

069

Current part New part NoteQ'tyI/CQ'tyItem No.

1Cleaner cover assembly126202-1

1No1318910-0

Cleaner cover assembly

Retainer plate318590-2Retainer plate

PipePipe

Rocker cover innerRocker cover inner

Cleaner plate assemblyCleaner plate assy

Cleaner plate assemblyCleaner plate assembly

125746-81 No

No

No

1422099-9422062-2

1

080

065

1453860-3452795-5 1

1

126197-8126003-7 1

065

066

1

126198-6126004-51

Separator plate162324-3

1

No

No Brazil only

All countriesexcept Brazil

1Separator plate162346-3

1Separator mesh352020-3

1Separator case453865-3

068 2Check valve424316-3

Check valve424316-3 1 No

No

1 No

No

149 1Crank shaft ass’y126204-7

Crank shaft ass’y135481-0

1267400-9Flat washer 23

267400-9Flat washer 23

7

6

12

1

8

9

10

13

14

11

2

1

No1

No1

151

1Oil seal 12213147-3

Oil seal 12213147-3

5 152

See listedbelow

See listedbelow

See listedbelow

1Oil case plate453862-9

155 1Oil case gasket

Interchangeableas a set

162345-5Oil case gasket

EJ2650LHG

220

221

222

218

219

220

219

220

221

231

232

233

227

228

229

263

264

265

EJ2651WHG EM2650UH, EM2651UH,MS246.4U, MS246.4UE

EM2650LH,MS246.4C

EM2651LH,MS246.4CE EN5550SH

162323-5

16

15

Item Nos. of 13 14 16

13

14

16

4



No1503Oil seal 10213148-1 1

Oil seal 10 Treat theirparts as the como-nents of Crank shaftass’y 126204-7.

213148-1 1

94237(Page 2 of 2)

Rocker cover innerDiameter of two holes is changed from 2mm to 1.5mm.

1

Crank shaft assembly2

Retainer plate6

Cleaner cover assembly

for brazil, except for brazil

7

10 Separator plate

13 Separator mesh: added

14 Separator case: added

15 Oil case gasket

15 Oil case plate: added in Oil case

Cleaner plate assembly

In addition to minor change, another boss is added as shown below.

12Boss is changed to two bossesto connect .

89

12 Pipe (Refer to .)8 9

Direction of Ball bearing is changed.

Diameter of two holes is changed from 1.8mm to 2.3mm.

A part of Ribsare eliminated.


For Models

Country

Description

T 98676Subject

Current part New part Note

January 2013

Q'tyItem No. I/CQ'tyClutch drum168609-5

Clutch drum

Change of Materialof Boss portion

Welding

168809-7095 Yes1 1

Implementation


Modification of Clutch drum

All countries

Makita: EM2650LH, EM2650UH, EM2651LH, EM2651UH, EJ2650LHG, EJ2651WHG, EN5550SH DOLMAR: MS246.4C, MS246.4CE, MS246.4U, MS246.4UE, MS256.4C

Current New

Clutch drum has been modified to increase its durability.

After the current parts in stock are cleared


For Models

Country

Description

T Y06451Subject

June 2013


Short block assembly

All countries

Short block assembly has become available.It is factory-assembled with the following Item Nos.in Parts breakdown.

Current partCS246.4C: 236EJ2650LHG: 223EJ2651WHG: 221EM2650LH: 224EM2650UH: 235EM2650UHN: 237EM2651LH: 232EM2651UH: 235EM2652LHN: 235EN5550SH: 267ER2650LH: 236EX2650LH: 236EX2650LHG: 236LT246.4: 236MS246.4C: 224MS246.4CE: 232MS246.4U: 235MS246.4UE: 235MS256.4C: 234

New part NoteQ'tyShort blockassembly 25.4CC135599-7

1

Item No.

See Note.

I/CQ'ty

144

145146

147

140

138

137

85

8687

88

108109

110112

113114

115

116

117

118

143

149

151152

153154

150

DOLMAR: CS246.4C, LT246.4, MS246.4C, MS246.4CE, MS246.4U, MS246.4UE, MS256.4CMakita: EJ2650LHG, EJ2651WHG, EM2650LH, EM2650UH, EM2650UHM, EM2651LH, EM2651UH, EM2652LHN, EN5550SH, ER2650LH, EX2650LH, EX2650LHG,


For Models

Country

Description

T 94441March 2012

Change of Carburetor, Clutch assembly

EJ2650LHG, EJ2650WHG, EM2650LH, EM2650UH, EM2651LH, EM2651UH, EN5550SH, ER2650LH, LT246.4, MS246.4C, MS246.4CE, MS246.4U, MS246.4UE

All countries

Subject

Current part New part NoteQ'tyI/CQ'ty


Item No.

1168762-7

Carburetor Carburetor

Carburetor Carburetor168591-8

The following changes have been implemented to improve idling stability of Engine type-EH026.

1197

1168610-0 168763-5

126135-0Clutch assembly Clutch assembly125518-1Tension spring 6231858-8

Immediately upon completion of preparation.

All models for U.S.A., Canada: From December 2011 production.All models for all countries except above: From January 2012 production

Tension spring 7231881-3

1197

11098

11100


All countries except Brazil

Brazil

The component of

1

2

3

34

1

2

34

Change of Carburetor (for all countries except Brazil)• Hole size has been enlarged to prevent accumulation of air.

• Tension spring 6 has been changed to strength type of Tension spring 7. Due to this change, the parent part of “Clutch Assembly” also has been changed.

Engraved mark is changed: WYL287 → WYL287A

for Fuel-E0 gasoline

for Fuel-E25 gasoline

1

2

3 4

Change of Carburetor (for Brazil)

Change of Clutch assembly, Tension spring

• Hole size has been enlarged to prevent accumulation of air.

Engraved mark is changed: WYL286 → WYL286A

The surface treatment of Spring has been changed from“Ferrosoferic oxide coating (black)” to “Unichrome plating (Silver)”.

ImplementationEM2650UH, EM2650LH, EN5550SH for U.S.A., Canada: From December 2011 production.MS246.4U, MS246.4C for U.S.A.: From December 2011 production.All models for all countries except above: Immediately upon completion of preparation.


For Models

Country

Description

T 95829April 2012

Change of Protector set

EM2650LH

USA

Subject

Protector set has been changed as drawn below.

The cover area becomes narrow.

Current part New part NoteQ'tyItem No. I/CQ'ty


1196117-6Protector set

1195780-2Protector set

A09

ImplementationFrom August 2012 MCA production


Current New

250 - Makita USAcdn.makita.com/apps/cms/doc/prod/EM2/bb7ae1f3-e2dd...E02 220 68 219 67 E03 64. 2650...

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Transcript of 250 - Makita USAcdn.makita.com/apps/cms/doc/prod/EM2/bb7ae1f3-e2dd...E02 220 68 219 67 E03 64. 2650...