Page 1
OPTIONAL ATTACHMENTS & A CCESSORIES
Accessories
99944200200 SRM Shoulder Harness Kit
99944200202 Heavy-Duty Brushcutter Harness
99944200435 U-Handle Kit
99944200445 U-Handle/Shield Kit
99944200455 Barrier Bar
SRAC-200 Tiller/Cultivator Attachment
Cutting Heads
21560031 SRM ECHOmatic Pro Head
21560050 SRM ECHOmatic Head
21560056 2-Line Rapid Loader Trimmer Head
21560060 SRM Manual Dual Line Head
99944200220 Heavy Duty Fixed Line Head
99944200900 U-Turn Head
Maintenance and Repair Kits
90074C RePower Tune-Up Kit
P021015980 Gasket Kit
PARTS CATALOG
SRM-225 Trimmer
21.2cc
MODEL:SERIAL NUMBERS
SRM-225: S/N: S04113001001 - S04113999999
©2011 ECHO Incorporated, RePower is Registered Trademark of ECHO Incorporated. All Rights Reserved REVISED 02/28/11
ECHO, INCORPORATED
400 Oakwood Road Lake Zurich, Illinois 60047 USA
WWW.ECHO-USA.COM
99922200778
Page 2
Table of Contents Part Number Index
Table of Contents
Click Any Diagram Description Below To View That Diagram.
SRM-225 S/N: S04113001001 - S04113999999
Engine Cover, Starter......................................................................................................................................................4
Fuel System.....................................................................................................................................................................6
Intake................................................................................................................................................................................8
Carburetor -- RB-K93.....................................................................................................................................................10
Exhaust...........................................................................................................................................................................12
Fan Case, Clutch............................................................................................................................................................14
Ignition............................................................................................................................................................................16
Engine, Short Block -- SB1096.....................................................................................................................................18
U-Turn Head...................................................................................................................................................................20
Plastic Shield.................................................................................................................................................................22
Gear Case.......................................................................................................................................................................24
Main Pipe Assembly, Driveshaft...................................................................................................................................26
Front Handle..................................................................................................................................................................28
Control Handle, Control Cable Assembly....................................................................................................................30
Labels.............................................................................................................................................................................32
Tools...............................................................................................................................................................................34
Part Number Index.........................................................................................................................................................36
Part Description Index..................................................................................................................................................37
99922200778 - 2 - REVISED 02/28/11
Page 3
This Page Intentionally Left Blank
- 3 -
Page 4
Table of Contents Part Number Index
SRM-225 Trimmer Engine Cover, Starter
99922200778 - 4 - REVISED 02/28/11
Page 5
Table of Contents Part Number Index
SRM-225 Trimmer Engine Cover, Starter
REMARKSDESCRIPTIONQTYPART NUMBERITEM
SCREW - 5X16 -- TORX1V8050001501
SCREW - 5X16 -- TAPPING1V8050000002
SCREW - 5X16 -- TAPPING1V8050000003
SCREW - 5X201V8050001604
WASHER 5.5X12X0.81900603000055
BOLT - 4X16 -- TORX4V8040000606
COVER, ENGINE1A1600010907
INCLUDES ITEMS 9-16STARTER ASY1A0510013118
SCREW1177236618309
PLATE, CAM1P02200828010
SPRING, DAMPER1P02200827011
RETAINER, ROPE11772461112012
GRIP, STARTER11772282703013
1P02201999014
ROPE, STARTER - 3X700
PULLEY1P02200683015
SPRING, REWIND1P02201968016
RING, RETAINING - 42P02200210018
SPRING, RETURN21772341222019
PAWL2P02200685020
1
INCLUDES ITEMS 18-20STARTER PAWL ASY1A05200018017
1: RePower BULK OPTION: 99944440000
Footnotes
99922200778 - 5 - REVISED 02/28/11
Page 6
Table of Contents Part Number Index
SRM-225 Trimmer Fuel System
99922200778 - 6 - REVISED 02/28/11
Page 7
Table of Contents Part Number Index
SRM-225 Trimmer Fuel System
REMARKSDESCRIPTIONQTYPART NUMBERITEM
SCREW - 5X203V8050001601
WASHER 5.5X12X0.83900603000052
INCLUDES ITEM 4TANK, FUEL1A3500007803
COLLAR3V3530002314
GROMMET1V1370000305
RETAINER, PIPE2132013098206
VENT ASY1A3560000307
1V4710012108
PIPE - 3X5X90
1132012560309
PIPE, RETURN - 3X6X80
1V47100123010
PIPE, FUEL - 3X5X210
11312050732011
FILTER, FUEL
GASKET11310165583013
CONNECTOR, CAP1A36500006014
1: RePower BULK OPTION: 90014
2: RePower BULK OPTION: 90017
3: Also Included In RePower TUNE-UP KIT
1
2
1
3
INCLUDES ITEMS 13-14CAP ASY1P02101221012
Footnotes
99922200778 - 7 - REVISED 02/28/11
Page 8
Table of Contents Part Number Index
SRM-225 Trimmer Intake
99922200778 - 8 - REVISED 02/28/11
Page 9
Table of Contents Part Number Index
SRM-225 Trimmer Intake
REMARKSDESCRIPTIONQTYPART NUMBERITEM
THUMBSCREW1V2990002501
COVER, AIR CLEANER1A2320004802
1A2260014103
FILTER, AIR - DOUBLE LAYER
1130310541304
FILTER, AIR - SINGLE LAYER
SCREW - 5X65 -- TORX2V8050001005
NUT2900500000056
PLATE, PREVENT1129011527307
CASE, AIR CLEANER1P0210128708
1------------------9
CARBURETOR
1V10300048010
GASKET, INTAKE
SCREW - 5X202V80500016011
INSULATOR, INTAKE11300174433112
1V10300049013
SHIELD, INTAKE
1: Also Included In RePower TUNE-UP KIT
2: OPTIONAL
3: See Carburetor Diagram For Details
4: Also Included In GASKET KIT
3
4
4
1
2
Footnotes
99922200778 - 9 - REVISED 02/28/11
Page 10
Table of Contents Part Number Index
SRM-225 Trimmer Carburetor -- RB-K93
99922200778 - 10 - REVISED 02/28/11
Page 11
Table of Contents Part Number Index
SRM-225 Trimmer Carburetor -- RB-K93
REMARKSDESCRIPTIONQTYPART NUMBERITEM
CARBURETOR -- RB-K931A021001690
SCREW3125344139311
SCREW1125344521302
SWIVEL1P0050012403
RING, RETAINING1P0050001904
SCREW, IDLE ADJUST1P0050001005
ROTOR COVER ASY1P0050020506
O-RING1P0050002807
CAP, LIMITER1P0050012708
NEEDLE - HIGH SPEED1P0050012609
SCREW, PURGE BULB RETAINER4P00500190010
RETAINER, PURGE BULB1P00500025011
BULB, PURGE11253810866012
SCREW, PURGE BASE1P00500027013
BASE, PURGE1P00500189014
SCREW21253445213015
COVER, DIAPHRAGM11253425213016
SCREW, METERING LEVER PIN11253394203017
INCLUDES ITEMS 20-29REPAIR KIT1P00500167018
GUIDE, ROLLER1P00500100019
PIN, METERING LEVER1------------------20
VALVE, INLET NEEDLE1------------------21
LEVER, METERING1------------------22
SPRING, METERING LEVER1------------------23
STRAINER1------------------24
DIAPHRAGM, PUMP1------------------25
GASKET, PUMP1------------------26
DIAPHRAGM, METERING1------------------27
GASKET, DIAPHRAGM1------------------28
INCLUDES ITEMS 31-34DIAPHRAGM/GASKET KIT1P00500166029
GASKET, PUMP1------------------30
DIAPHRAGM, PUMP1------------------31
DIAPHRAGM, METERING1------------------32
GASKET, DIAPHRAGM1------------------33
1------------------34
BODY, CARBURETOR
1
1: NOT AVAILABLE SEPARATELY
99922200778 - 11 - REVISED 02/28/11
Footnotes
Page 12
Table of Contents Part Number Index
SRM-225 Trimmer Exhaust
99922200778 - 12 - REVISED 02/28/11
Page 13
Table of Contents Part Number Index
SRM-225 Trimmer Exhaust
REMARKSDESCRIPTIONQTYPART NUMBERITEM
SCREW - 4X8 -- TORX5V8040000801
GUIDE, EXHAUST1A3130006002
1V1040017603
GASKET, EXHAUST
SCREEN, SPARK ARRESTER1145862406304
SCREW - 5X552V8050001905
PLATE1V1500003716
MUFFLER1A3000008107
1V1040008508
SHIELD, EXHAUST
SCREW - 5X16 -- TORX1V8050001509
DUCT, AIR1A32000048010
1: INTERCHANGEABLE - Also Included In GASKET KIT
2: Also Included In GASKET KIT
1
2
Footnotes
99922200778 - 13 - REVISED 02/28/11
Page 14
Table of Contents Part Number Index
SRM-225 Trimmer Fan Case, Clutch
99922200778 - 14 - REVISED 02/28/11
Page 15
Table of Contents Part Number Index
SRM-225 Trimmer Fan Case, Clutch
REMARKSDESCRIPTIONQTYPART NUMBERITEM
SCREW - 5X202V8050001601
HOLDER, MAIN PIPE - UPPER1610922274322
HOLDER - LOWER1610923552303
CUSHION1610910552304
BOLT - 4X16 -- TORX4V8040000605
INCLUDES ITEMS 7-11FAN CASE ASY1P0210155606
PIN, DOWEL2V6220000207
RING, RETAINING - 121900701000128
BEARING, BALL - 60012900807960019
RING, RETAINING - 2819007020002810
DRUM, CLUTCH11750054893111
CLUTCH ASY1A05600023012
99922200778 - 15 - REVISED 02/28/11
Page 16
Table of Contents Part Number Index
SRM-225 Trimmer Ignition
99922200778 - 16 - REVISED 02/28/11
Page 17
Table of Contents Part Number Index
SRM-225 Trimmer Ignition
REMARKSDESCRIPTIONQTYPART NUMBERITEM
SCREW - 4X20 -- TORX2V8040000701
COIL, IGNITION1A4110001302
TUBE, INSULATOR1V4750041603
TERMINAL, SPARK PLUG CAP1A4260000104
CAP, SPARK PLUG1A4270000135
1159010198306
SPARK PLUG -- BPM-8Y
1A4250000007
SPARK PLUG -- BPMR-8Y
LEAD - IGNITION1V4850011208
FLYWHEEL1A4090002109
SCREW - 5X16 -- TORX1V80500015010
CLAMP11591162123111
COVER, DUST1A12700016012
LEAD - GROUND11620142723013
1: Also Included In RePower TUNE-UP KIT
2: CANADA - Also Included In RePower TUNE-UP KIT
1
2
Footnotes
99922200778 - 17 - REVISED 02/28/11
Page 18
Table of Contents Part Number Index
SRM-225 Trimmer Engine, Short Block -- SB1096
99922200778 - 18 - REVISED 02/28/11
Page 19
Table of Contents Part Number Index
SRM-225 Trimmer Engine, Short Block -- SB1096
REMARKSDESCRIPTIONQTYPART NUMBERITEM
INCLUDES ITEM 2-20SHORT BLOCK -- SB10961SB10961
SCREW - 5X222900162050222
CYLINDER1A1300005403
1V1000001604
GASKET, CYLINDER
RING, PISTON1A1010000906
PIN, PISTON1100013115207
2 RING, RETAINING2100015046308
SPACER, PISTON PIN2100014115209
BEARING, NEEDLE - 81V55300006011
SEAL, OIL21002124203113
PIN, DOWEL2V62200002014
BEARING, BALL - 62012940353620115
11002424203016
GASKET, CRANKCASE
SCREW - 5X2839001620502817
1------------------18
SHIELD, EXHAUST
1------------------19
SHIELD, INTAKE
1------------------20
GASKET, INTAKE
1
INCLUDES ITEMS 6-9PISTON KIT1P0210077125
INCLUDES ITEM 11CRANKSHAFT ASY1A01100010110
INCLUDES ITEMS 13-17CRANKCASE KIT11002045213212
1
1
1
1
See Pages "EXHAUST"
See Pages "INTAKE"
See Pages "INTAKE"
1: Also Included In GASKET KIT
Footnotes
99922200778 - 19 - REVISED 02/28/11
Page 20
Table of Contents Part Number Index
SRM-225 Trimmer U-Turn Head
99922200778 - 20 - REVISED 02/28/11
Page 21
Table of Contents Part Number Index
SRM-225 Trimmer U-Turn Head
REMARKSDESCRIPTIONQTYPART NUMBERITEM
USE .095" DIAMETER TRIMMER LINEU-TURN HEADX047000410
BOLT, SHAFT12156011
INCLUDES ITEM 3HOUSING1X4700001602
INCLUDES 2 PER PACKAGEEYELET2X4750000403
SPRING1V4500006604
DRIVE, OUTER1X4710000405
CAM, INNER1X4710000506
NUT1V2650001007
SPOOL1X4730000008
99922200778 - 21 - REVISED 02/28/11
Page 22
Table of Contents Part Number Index
SRM-225 Trimmer Plastic Shield
99922200778 - 22 - REVISED 02/28/11
Page 23
Table of Contents Part Number Index
SRM-225 Trimmer Plastic Shield
REMARKSDESCRIPTIONQTYPART NUMBERITEM
INCLUDES ITEMS 2-7PLASTIC SHIELD KIT1P0210156601
SCREW - 5X16 -- TORX3V8050001502
PLATE, SHIELD1C5520001103
SCREW - 5X122V8350000104
CUTTER, LINE1699016443305
NUT2900500000056
SHIELD, DEBRIS - PLASTIC1C5500000317
99922200778 - 23 - REVISED 02/28/11
Page 24
Table of Contents Part Number Index
SRM-225 Trimmer Gear Case
99922200778 - 24 - REVISED 02/28/11
Page 25
Table of Contents Part Number Index
SRM-225 Trimmer Gear Case
REMARKSDESCRIPTIONQTYPART NUMBERITEM
INCLUDES ITEMS 2-19GEAR CASE ASY1P0210156101
SCREW - 5X252V8050001702
WASHER, SHIM2610239041303
SCREW - 5X101V8050001304
LOCKWASHER - 51900605000055
WASHER1900600000056
RING, RETAINING - 221900702000227
RING, RETAINING - 101900706000108
BEARING, BALL - 6900Z194063069009
BEARING, BALL - 69001940600690010
GEAR SET - BEVEL16103004483011
BOLT - 8X816104345003112
PLATE, ADAPTER - UPPER1C53500021013
RING, RETAINING - 3219007020003214
WASHER1V34000018015
BEARING, BALL - 620119008120620116
GEAR, SHAFT1C53400027017
BEARING, BALL - 6091940600060918
99922200778 - 25 - REVISED 02/28/11
Page 26
Table of Contents Part Number Index
SRM-225 Trimmer Main Pipe Assembly, Driveshaft
99922200778 - 26 - REVISED 02/28/11
Page 27
Table of Contents Part Number Index
SRM-225 Trimmer Main Pipe Assembly, Driveshaft
REMARKSDESCRIPTIONQTYPART NUMBERITEM
INCLUDES ITEMS 2-6MAIN PIPE ASY1C0500010901
STOPPER2610246447302
LINER - FLEXIBLE1610217447303
LABEL - CAUTION1X5050025004
LABEL - HANDLE LOCATION1X5050019305
LABEL - ALIGNMENT1890152049306
DRIVESHAFT - FLEXIBLE1610013447307
99922200778 - 27 - REVISED 02/28/11
Page 28
Table of Contents Part Number Index
SRM-225 Trimmer Front Handle
99922200778 - 28 - REVISED 02/28/11
Page 29
Table of Contents Part Number Index
SRM-225 Trimmer Front Handle
REMARKSDESCRIPTIONQTYPART NUMBERITEM
INCLUDES ITEMS 2-8FRONT HANDLE ASY1P0210156301
SCREW - 5X304V8050000502
BRACKET, HANDLE - UPPER1351232662303
BRACKET, HANDLE - LOWER1C4230003004
SCREW - 5X20 -- TAPPING2V8050000105
WASHER2900600000056
HANDLE - FRONT1351205662307
GRIP, HANDLE1351216662308
99922200778 - 29 - REVISED 02/28/11
Page 30
Table of Contents Part Number Index
SRM-225 Trimmer Control Handle, Control Cable Assembly
99922200778 - 30 - REVISED 02/28/11
Page 31
Table of Contents Part Number Index
SRM-225 Trimmer Control Handle, Control Cable Assembly
REMARKSDESCRIPTIONQTYPART NUMBERITEM
INCLUDES ITEMS 2-3CONTROL HANDLE ASY1P0210156401
SCREW - 4X20 -- TAPPING4V8040000202
SCREW - 5X202V8050001603
CLAMP2V4950006804
LOCKOUT, TRIGGER1C4530001515
LEVER, THROTTLE LOCKOUT1C4600000506
SPRING, LEVER RETURN1V4520002407
TRIGGER, THROTTLE1C4500001828
SPRING, TRIGGER1V4520002129
INCLUDES ITEMS 11-12CONTROL CABLE ASY1P02101565010
SCREW - 3X101915450301011
KNOB1A44400002012
NUT - 6 -- FLANGE19005180000613
NUT - 619005020000614
99922200778 - 31 - REVISED 02/28/11
Page 32
Table of Contents Part Number Index
SRM-225 Trimmer Labels
99922200778 - 32 - REVISED 02/28/11
Page 33
Table of Contents Part Number Index
SRM-225 Trimmer Labels
REMARKSDESCRIPTIONQTYPART NUMBERITEM
LABEL - SPARK PLUG -- BPM-8Y1X5320006711
1
1: CANADA MODELS
1X5320007202
LABEL - SPARK PLUG -- BPMR-8Y
LABEL - CAUTION -- HOT1X5050023103
LABEL - ECHO1X5020003304
LABEL - CHOKE1890121527305
1890332527306
LABEL - CHOKE
1
LABEL - MODEL -- SRM-2251X5470013007
LABEL - MODEL -- SRM-225i1X5470015308
LABEL - MODEL -- SRM-225SB1X5470013609
LABEL - MODEL -- SRM-225U1X54700133010
Footnotes
99922200778 - 33 - REVISED 02/28/11
Page 34
Table of Contents Part Number Index
SRM-225 Trimmer Tools
99922200778 - 34 - REVISED 02/28/11
Page 35
Table of Contents Part Number Index
SRM-225 Trimmer Tools
REMARKSDESCRIPTIONQTYPART NUMBERITEM
17X19mmWRENCH, W/SCREWDRIVER1895410106301
17X19mmSOCKET WRENCH/SCREWDRIVER1X6020000202
10X19mmSOCKET WRENCH/SCREWDRIVER1895410391313
13X19mmWRENCH, W/SCREWDRIVER1895410069604
17X14.5mmSOCKET WRENCH -- 17X14.5mm1X6020000315
8X10mmSPANNER 8X101895112003306
17X19mmOPEN END WRENCH1895122209607
10mmOPEN END WRENCH1895015052608
125mm SLOT HEADSCREWDRIVER - SLOT -- 125mm1895811001309
50mm CROSS HEADSCREWDRIVER - CROSS -- 50mm18958120393010
KEY, CHUCK18975700556011
5X120mmLOCKING ROD18975180113112
10mmHEX BAR18954122096013
3mmHEX KEY - 3mm18956120343014
4mmHEX KEY - 4mm18956100013015
5mmHEX KEY - 5mm18956110033016
T27TORX KEY1X60500006017
99922200778 - 35 - REVISED 02/28/11
Page 36
Table of Contents Part Number Index
Part Number Index
Click The Page Number After Any Part Number To View The Diagram Containing That Part.
PagePart Number
PagePart Number
PagePart Number
9, 11, 19------------------ .............
1910001311520 ............
1910001411520 ............
1910001504630 ............
1910020452132 ............
1910021242031 ............
1910024242030 ............
1112533942030 ............
1112534252130 ............
1112534413931 ............
1112534452130 ............
1112538108660 ............
912901152730 ............
913001744331 ............
913031054130 ............
713101655830 ............
713120507320 ............
713201256030 ............
713201309820 ............
1314586240630 ............
1715901019830 ............
1715911621231 ............
1716201427230 ............
1517500548931 ............
517722827030 ............
517723412220 ............
517723661830 ............
517724611120 ............
21215601 ......................
2935120566230 ............
2935121666230 ............
2935123266230 ............
2761001344730 ............
2761021744730 ............
2561023904130 ............
2761024644730 ............
2561030044830 ............
2561043450031 ............
1561091055230 ............
1561092227432 ............
1561092355230 ............
2369901644330 ............
3389012152730 ............
2789015204930 ............
3389033252730 ............
3589501505260 ............
3589511200330 ............
3589512220960 ............
3589541006960 ............
3589541010630 ............
3589541039131 ............
3589541220960 ............
3589561000130 ............
3589561100330 ............
3589561203430 ............
3589581100130 ............
3589581203930 ............
3589751801131 ............
3589757005560 ............
1990016205022 ............
1990016205028 ............
9, 2390050000005 ............
3190050200006 ............
3190051800006 ............
25, 2990060000005 ............
5, 790060300005 ............
2590060500005 ............
1590070100012 ............
2590070200022 ............
1590070200028 ............
2590070200032 ............
2590070600010 ............
1590080796001 ............
2590081206201 ............
319154503010 ..............
199403536201 ..............
259406000609 ..............
259406006900 ..............
259406306900 ..............
19A011000101 ..............
11A021001690 ..............
5A051001311 ..............
5A052000180 ..............
15A056000230 ..............
19A101000090 ..............
17A127000160 ..............
19A130000540 ..............
5A160001090 ..............
9A226001410 ..............
9A232000480 ..............
13A300000810 ..............
13A313000600 ..............
13A320000480 ..............
7A350000780 ..............
7A356000030 ..............
7A365000060 ..............
17A409000210 ..............
17A411000130 ..............
17A425000000 ..............
17A426000010 ..............
17A427000013 ..............
31A444000020 ..............
27C050001090 ..............
29C423000300 ..............
31C450000182 ..............
31C453000151 ..............
31C460000050 ..............
25C534000270 ..............
25C535000210 ..............
23C550000031 ..............
23C552000110 ..............
11P005000100 ..............
11P005000190 ..............
11P005000250 ..............
11P005000270 ..............
11P005000280 ..............
11P005001000 ..............
11P005001240 ..............
11P005001260 ..............
11P005001270 ..............
11P005001660 ..............
11P005001670 ..............
11P005001890 ..............
11P005001900 ..............
11P005002050 ..............
19P021007712 ..............
7P021012210 ..............
9P021012870 ..............
15P021015560 ..............
25P021015610 ..............
29P021015630 ..............
31P021015640 ..............
31P021015650 ..............
23P021015660 ..............
5P022002100 ..............
5P022006830 ..............
5P022006850 ..............
5P022008270 ..............
5P022008280 ..............
5P022019680 ..............
5P022019990 ..............
19SB1096 ......................
19V100000160 ..............
9V103000480 ..............
9V103000490 ..............
13V104000850 ..............
13V104001760 ..............
7V137000030 ..............
13V150000371 ..............
21V265000100 ..............
9V299000250 ..............
25V340000180 ..............
7V353000231 ..............
21V450000660 ..............
31V452000212 ..............
31V452000240 ..............
7V471001210 ..............
7V471001230 ..............
17V475004160 ..............
17V485001120 ..............
31V495000680 ..............
19V553000060 ..............
15, 19V622000020 ..............
31V804000020 ..............
5, 15V804000060 ..............
17V804000070 ..............
13V804000080 ..............
5V805000000 ..............
29V805000010 ..............
29V805000050 ..............
9V805000100 ..............
25V805000130 ..............
5, 13, 17, 23V805000150 ..............
5, 7, 9, 15, 31V805000160 ..............
25V805000170 ..............
13V805000190 ..............
23V835000010 ..............
21X047000410 ..............
21X470000160 ..............
21X471000040 ..............
21X471000050 ..............
21X473000000 ..............
21X475000040 ..............
33X502000330 ..............
27X505001930 ..............
33X505002310 ..............
27X505002500 ..............
33X532000671 ..............
33X532000720 ..............
33X547001300 ..............
33X547001330 ..............
33X547001360 ..............
33X547001530 ..............
35X602000020 ..............
35X602000031 ..............
35X605000060 ..............
99922200778 - 36 - REVISED 02/28/11
Page 37
Table of Contents Part Number Index
Part Description Index
Click The Page Number After Any Part Desciption To View The Diagram Containing That Part.
FRONT HANDLE ASY.....29
2
2 RING, RETAINING.....19
B
BASE, PURGE.....11
BEARING, BALL - 6001.....15
BEARING, BALL - 609.....25
BEARING, BALL - 6201.....19, 25
BEARING, BALL - 6900.....25
BEARING, BALL - 6900Z.....25
BEARING, NEEDLE - 8.....19
BODY, CARBURETOR.....11
BOLT - 4X16 -- TORX.....5, 15
BOLT - 8X8.....25
BOLT, SHAFT.....21
BRACKET, HANDLE - LOWER.....29
BRACKET, HANDLE - UPPER.....29
BULB, PURGE.....11
C
CAM, INNER.....21
CAP ASY.....7
CAP, LIMITER.....11
CAP, SPARK PLUG.....17
CARBURETOR.....9
CARBURETOR -- RB-K93.....11
CASE, AIR CLEANER.....9
CLAMP.....17, 31
CLUTCH ASY.....15
COIL, IGNITION.....17
COLLAR.....7
CONNECTOR, CAP.....7
CONTROL CABLE ASY.....31
CONTROL HANDLE ASY.....31
COVER, AIR CLEANER.....9
COVER, DIAPHRAGM.....11
COVER, DUST.....17
COVER, ENGINE.....5
CRANKCASE KIT.....19
CRANKSHAFT ASY.....19
CUSHION.....15
CUTTER, LINE.....23
CYLINDER.....19
D
DIAPHRAGM, METERING.....11
DIAPHRAGM, PUMP.....11
DIAPHRAGM/GASKET KIT.....11
DRIVE, OUTER.....21
DRIVESHAFT - FLEXIBLE.....27
DRUM, CLUTCH.....15
DUCT, AIR.....13
E
EYELET.....21
F
FAN CASE ASY.....15
FILTER, AIR - DOUBLE LAYER.....9
FILTER, AIR - SINGLE LAYER.....9
FILTER, FUEL.....7
FLYWHEEL.....17
GASKET.....7
GASKET, CRANKCASE.....19
GASKET, CYLINDER.....19
GASKET, DIAPHRAGM.....11
GASKET, EXHAUST.....13
GASKET, INTAKE.....9, 19
GASKET, PUMP.....11
GEAR CASE ASY.....25
GEAR SET - BEVEL.....25
GEAR, SHAFT.....25
GRIP, HANDLE.....29
GRIP, STARTER.....5
GROMMET.....7
GUIDE, EXHAUST.....13
GUIDE, ROLLER.....11
HANDLE - FRONT.....29
HEX BAR.....35
HEX KEY - 3mm.....35
HEX KEY - 4mm.....35
HEX KEY - 5mm.....35
HOLDER - LOWER.....15
HOLDER, MAIN PIPE - UPPER.....15
HOUSING.....21
INSULATOR, INTAKE.....9
KEY, CHUCK.....35
KNOB.....31
LABEL - ALIGNMENT.....27
LABEL - CAUTION.....27
LABEL - CAUTION -- HOT.....33
LABEL - CHOKE.....33
LABEL - ECHO.....33
LABEL - HANDLE LOCATION.....27
LABEL - MODEL -- SRM-225.....33
LABEL - MODEL -- SRM-225i.....33
LABEL - MODEL -- SRM-225SB.....33
LABEL - MODEL -- SRM-225U.....33
LABEL - SPARK PLUG -- BPM-8Y.....33
LABEL - SPARK PLUG -- BPMR-8Y.....33
LEAD - GROUND.....17
LEAD - IGNITION.....17
LEVER, METERING.....11
LEVER, THROTTLE LOCKOUT.....31
LINER - FLEXIBLE.....27
LOCKING ROD.....35
LOCKOUT, TRIGGER.....31
LOCKWASHER - 5.....25
MAIN PIPE ASY.....27
MUFFLER.....13
G
H
K
L
M
NEEDLE - HIGH SPEED.....11
NUT.....9, 21, 23
NUT - 6.....31
NUT - 6 -- FLANGE.....31
OPEN END WRENCH.....35
O-RING.....11
PAWL.....5
PIN, DOWEL.....15, 19
PIN, METERING LEVER.....11
PIN, PISTON.....19
PIPE - 3X5X90.....7
PIPE, FUEL - 3X5X210.....7
PIPE, RETURN - 3X6X80.....7
PISTON KIT.....19
PLASTIC SHIELD KIT.....23
PLATE.....13
PLATE, ADAPTER - UPPER.....25
PLATE, CAM.....5
PLATE, PREVENT.....9
PLATE, SHIELD.....23
PULLEY.....5
I
REPAIR KIT.....11
RETAINER, PIPE.....7
RETAINER, PURGE BULB.....11
RETAINER, ROPE.....5
RING, PISTON.....19
RING, RETAINING.....11
RING, RETAINING - 10.....25
RING, RETAINING - 12.....15
RING, RETAINING - 22.....25
RING, RETAINING - 28.....15
RING, RETAINING - 32.....25
RING, RETAINING - 4.....5
ROPE, STARTER - 3X700.....5
ROTOR COVER ASY.....11
SCREEN, SPARK ARRESTER.....13
SCREW.....5, 11
SCREW - 3X10.....31
SCREW - 4X20 -- TAPPING.....31
SCREW - 4X20 -- TORX.....17
SCREW - 4X8 -- TORX.....13
SCREW - 5X10.....25
SCREW - 5X12.....23
SCREW - 5X16 -- TAPPING.....5
SCREW - 5X16 -- TORX.....5, 13, 17, 23
SCREW - 5X20.....5, 7, 9, 15, 31
SCREW - 5X20 -- TAPPING.....29
SCREW - 5X22.....19
SCREW - 5X25.....25
SCREW - 5X28.....19
SCREW - 5X30.....29
SCREW - 5X55.....13
SCREW - 5X65 -- TORX.....9
SCREW, IDLE ADJUST.....11
N
O
P
R
S
99922200778 - 37 - REVISED 02/28/11
Page 38
SCREW, METERING LEVER PIN.....11
SCREW, PURGE BASE.....11
SCREW, PURGE BULB RETAINER.....11
SCREWDRIVER - CROSS -- 50mm.....35
SCREWDRIVER - SLOT -- 125mm.....35
SEAL, OIL.....19
SHIELD, DEBRIS - PLASTIC.....23
SHIELD, EXHAUST.....13, 19
SHIELD, INTAKE.....9, 19
SHORT BLOCK -- SB1096.....19
SOCKET WRENCH -- 17X14.5mm.....35
SOCKET WRENCH/SCREWDRIVER.....35
SPACER, PISTON PIN.....19
SPANNER 8X10.....35
SPARK PLUG -- BPM-8Y.....17
SPARK PLUG -- BPMR-8Y.....17
SPOOL.....21
SPRING.....21
SPRING, DAMPER.....5
SPRING, LEVER RETURN.....31
SPRING, METERING LEVER.....11
SPRING, RETURN.....5
SPRING, REWIND.....5
SPRING, TRIGGER.....31
STARTER ASY.....5
STARTER PAWL ASY.....5
STOPPER.....27
STRAINER.....11
SWIVEL.....11
Table of Contents Part Number Index
Part Description Index (continued)
T
TANK, FUEL.....7
TERMINAL, SPARK PLUG CAP.....17
THUMBSCREW.....9
TORX KEY.....35
TRIGGER, THROTTLE.....31
TUBE, INSULATOR.....17
U
U-TURN HEAD.....21
V
VALVE, INLET NEEDLE.....11
VENT ASY.....7
W
WASHER.....25, 29
WASHER 5.5X12X0.8.....5, 7
WASHER, SHIM.....25
WRENCH, W/SCREWDRIVER.....35
99922200778 - 38 - REVISED 02/28/11
Page 39
NOTES
99922200778 - 39 - REVISED 02/28/11
Page 40
ECHO, INCORPORATED
400 Oakwood Road
Lake Zurich, IL 60047 USA
WWW.ECHO-USA.COM
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