Echo SRM-225SB Instruction Manual

OPTIONAL ATTACHMENTS & ACCESSORIES
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
Attachments
99944200470 Edger Attachment
99944200480 Hedge Clipper Attachment
99944200485 Hedge Clipper Attachment
99944200510 Cultivator Attachment
99944200530 Power Pruner Attachment
99944200540 Grass Trimmer Attachment
99944200590 Articulating Hedge Clipper Attachment
99944200595 Articulating Hedge Clipper Attachment
99944200600 80 Tooth Blade Trimmer Attachment
99944200610 Rapid Loader Trimmer Attachment
Cutting Heads
21560031 SRM ECHOmatic Pro Head
21560050 Semi-Auto Head Assembly
21560056 2-Line Rapid Loader Head -- Echo
21560060 SRM Manual Dual Line Head
99944200220 Heavy Duty Fixed Line Head
99944200900 U-Turn Head
PARTS CATALOG
SRM-225SBSplitShaft
Trimmer
21.2cc
MODEL:SERIAL NUMBERS
SRM-225SB: S/N: S79411001001 - S79411999999
ECHO, INCORPORATED
400 Oakwood Road Lake Zurich, Illinois 60047 USA
WWW.ECHO-USA.COM
99922200782
©2009 ECHO Incorporated, RePower is Registered Trademark of ECHO Incorporated. All Rights Reserved REVISED 04/22/09

Click Any Diagram Description BelowTo ViewThat Diagram.
SRM-225SB S/N: S79411001001 - S79411999999
Engine Cover, Starter -- i-30............................................................................................................................................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, Flexible Driveshaft -- Lower.....................................................................................................26
Main Pipe Assembly, Flexible Driveshaft, Coupler -- Upper......................................................................................28
Front Handle..................................................................................................................................................................30
Control Handle, Control Cable Asy..............................................................................................................................32
Labels.............................................................................................................................................................................34
Gasket Kit -- P021015980..............................................................................................................................................36
RePower Tune-Up Kit.....................................................................................................................................................38
Tools...............................................................................................................................................................................40
Part Number Index.........................................................................................................................................................42
Part Description Index..................................................................................................................................................43
99922200782 - 2 - REVISED 04/22/09
Table of Contents Part Number Index
Table of Contents

- 3 -
This Page Intentionally Left Blank

99922200782 - 4 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Engine Cover, Starter -- i-30

REMARKSDESCRIPTIONQTYPART NUMBERITEM COVER, ENGINE1A1600010901SCREW 5X161V8050001502TAPPING SCREW 5X161V8050000003SCREW 5X201V8050001604WASHER1900603000055TAPPING SCREW 5X161V8050000006SCREW 4X164V8040000607INCLUDES ITEMS 9-16RECOIL STARTER ASY1A0510013118SCREW1177236618309PLATE, CAM1P02200828010 SPRING, DAMPER1P02200827011 REPOWER BULK OPTION: 99944440000ROPE, STARTER - 3X700mm1P02201999012 STOPPER, ROPE11772461112013 GRIP, STARTER11772282703014 DRUM1P02200683015 SPRING, REWIND1P02201968016 INCLUDES ITEMS 18-20STARTER PAWL ASY1A05200018017 E-RING2P02200210018 SPRING, RETURN21772341222019 PAWL, STARTER2P02200685020
99922200782 - 5 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Engine Cover, Starter -- i-30

99922200782 - 6 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Fuel System

REMARKSDESCRIPTIONQTYPART NUMBERITEM SCREW 5X203V8050001601WASHER 53900603000052INCLUDES ITEM 4TANK, FUEL1A3500007803COLLAR3V3530002314GROMMET, FUEL1V1370000305CLIP2132013098206VENT ASY1A3560000307REPOWER BULK OPTION: 90015PIPE, VENT - 3X5X90mm1V4710012108REPOWER BULK OPTION: 90017PIPE, RETURN - 3X6X80mm1132012560309REPOWER BULK OPTION: 90015PIPE, FUEL - 3X5X210mm1V47100123010 FILTER, FUEL1
11312050732011 INCLUDES ITEMS 13-14CAP ASY1P02101221012 GASKET, CAP11310165583013 CONNECTOR, CAP1A36500006014
Footnotes
1: Also Included In REPOWER TUNE-UP KIT
99922200782 - 7 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Fuel System

99922200782 - 8 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Intake

REMARKSDESCRIPTIONQTYPART NUMBERITEM THUMB SCREW1V2990002501LID, AIR CLEANER1A2320004802FILTER, AIR1
1130310541303SCREW 5X652V8050001004NUT2900500000055PLATE, PREVENT1129011527306CASE, AIR CLEANER1P0210128707See Carburetor Diagram For Additional InformationCARBURETOR1------------------8GASKET, INTAKE2
1V1030004809SCREW 5X202V80500016010 INSULATOR, INTAKE11300174433111 SHIELD, INTAKE2
1V10300049012
Footnotes
1: Also Included In REPOWER TUNE-UP KIT
2: Also Included In GASKET KIT
99922200782 - 9 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Intake

99922200782 - 10 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Carburetor -- RB-K93

REMARKSDESCRIPTIONQTYPART NUMBERITEM CARBURETOR -- RB-K931A021001690 ROTOR COVER ASY1P0050020501SCREW, ROTOR COVER ASY3125344139312SCREW, ROTOR COVER1125344521303SWIVEL1P0050012404E-RING1P0050001905SCREW, THROTTLE ADJUST1P0050001006O-RING1P0050002807NOT AVAILABLE SEPARATELYBODY, CARBURETOR1------------------8CAP, LIMITER1P0050012709NEEDLE - HIGH SPEED1P00500126010 PURGE BASE ASY1P00500189011 SCREW, PURGE BASE ASY1P00500027012 BULB, PURGE11253810866013 RETAINER, PURGE BULB1P00500025014 SCREW, PURGE BULB RETAINER4P00500190015 COVER, DIAPHRAGM11253425213016 SCREW, DIAPHRAGM COVER21253445213017 SCREW, METERING LEVER PIN11253394203018 INCLUDES ITEMS 20-29REPAIR KIT1P00500167019 ROLLER, GUIDE1P00500100020 PIN, METERING LEVER1------------------21 VALVE, INLET NEEDLE1------------------22 LEVER, METERING1------------------23 SPRING, METERING LEVER1------------------24 STRAINER1------------------25 DIAPHRAGM, PUMP1------------------26 GASKET, PUMP1------------------27 GASKET, METERING1------------------28 DIAPHRAGM, METERING1------------------29 INCLUDES ITEMS 31-34DIAPHRAGM/GASKET KIT1P00500166030 DIAPHRAGM, PUMP1------------------31 GASKET, PUMP1------------------32 GASKET, METERING1------------------33 DIAPHRAGM, METERING1------------------34
99922200782 - 11 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Carburetor -- RB-K93

99922200782 - 12 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Exhaust

REMARKSDESCRIPTIONQTYPART NUMBERITEM SCREW 4X85V8040000801GUIDE, EXHAUST1A3130006002GASKET, EXHAUST1
1V1040003603SCREEN, MUFFLER1145862406304SCREW 5X552V8050001905CONICAL WASHER4V3470000006EYE PLATE1V1500003717MUFFLER1A3000007908SHIELD, EXHAUST1
1V1040008509SCREW 5X161V80500015010 DUCT, AIR1A32000048011
Footnotes
1: Also Included In GASKET KIT
99922200782 - 13 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Exhaust

99922200782 - 14 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Fan Case, Clutch

REMARKSDESCRIPTIONQTYPART NUMBERITEM SCREW 5X202V8050001601HOLDER -- UPPER1610922274322HOLDER - LOWER1A5750001003CUSHION1V4200010814SCREW 4X164V8040000605INCLUDES ITEMS 7-11FAN COVER ASY1P0210155606DOWEL PIN - 4X7.8mm2V6220000207CIRCLIP 121900701000128BEARING, BALL - 60012900807960019CIRCLIP 2819007020002810 DRUM, CLUTCH11750054893111 CLUTCH ASY1A05600023012
99922200782 - 15 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Fan Case, Clutch

99922200782 - 16 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Ignition

REMARKSDESCRIPTIONQTYPART NUMBERITEM SCREW 4X202V8040000701COIL, IGNITION1A4110001302TUBE, INSULATOR1V4750041603CAP, SPARK PLUG1A4270000134TERMINAL, SPARK PLUG CAP1A4260000105SPARK PLUG -- BPM-8Y1
1159010198306CANADA MODELS
SPARK PLUG -- BPMR-8Y1
1A4250000007LEAD, IGNITION1V4850011208FLYWHEEL1A4090002109SCREW 5X161V80500015010 CLAMP11591162123111 COVER, DEBRIS1A12700016012 LEAD, GROUND11620142723013
Footnotes
1: Also Included In REPOWER TUNE-UP KIT
99922200782 - 17 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Ignition

99922200782 - 18 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Engine, Short Block -- SB1096

REMARKSDESCRIPTIONQTYPART NUMBERITEM INCLUDES ITEM 2-20SHORT BLOCK1SB10961SCREW 5X222900162050222CYLINDER1A1300005403GASKET, CYLINDER1
1V1000001604INCLUDES ITEMS 6-9PISTON KIT1P0210077125RING, PISTON1A1010000906PIN, PISTON1100013115207CIRCLIP, PISTON PIN2100015046308SPACER, PISTON PIN2100014115209INCLUDES ITEM 11CRANKSHAFT ASY1A01100010110 BEARING, NEEDLE1V55300006011 INCLUDES ITEMS 13-17CRANKCASE KIT11002045213212 OIL SEAL21002124203113 DOWEL PIN - 4X7.8mm2V62200002014 BEARING, BALL - 62012940353620115 GASKET, CRANKCASE1
11002424203016 SCREW 5X2839001620502817 SHIELD, EXHAUST1
1V10400085018 SHIELD, INTAKE1
1V10300049019 GASKET, INTAKE1
1V10300048020
Footnotes
1: Also Included In GASKET KIT
99922200782 - 19 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer Engine, Short Block -- SB1096

99922200782 - 20 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225SB Split ShaftTrimmer U-Turn Head