Echo SRM - 225U User Manual
OPTIONAL ATTACHMENTS & A CCESSORIES
Accessories
99944200411 20mm Blade Conversion Kit
99944200415 Universal Blade Conversion Kit
99944200455 Barrier Bar
SRAC-200 Tiller/Cultivator Attachment
PARTS CATALOG
SRM-225U
Brushcutter
Cutting Blades
69500120331 8" 80 Tooth Brush Blade
69600120331 8", 8-Tooth Blade - 20mm Arbor
89850308031 8" Blade Protector
99944200035 Tri-Cut Blade with Glide Cup - 20mm Arbor
99944200047 3 Cutter Metal Blade - 20mm Arbor
99944200130 22 Tooth Clearing Saw Blade -- 20mm Arbor
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
21.2cc
MODEL:SERIAL NUMBERS
SRM-225U: S/N: S79111001001 - S79111999999
ECHO, INCORPORATED
400 Oakwood Road Lake Zurich, Illinois 60047 USA
WWW.ECHO-USA.COM
99922200785
©2009 ECHO Incorporated, RePower is Registered Trademark of ECHO Incorporated. All Rights Reserved REVISED 04/22/09
Table of Contents Part Number Index
Table of Contents
Click Any Diagram Description Below To View That Diagram.
SRM-225U S/N: S79111001001 - S79111999999
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
Plastic Shield.................................................................................................................................................................20
U-Turn Head...................................................................................................................................................................22
Metal Shield....................................................................................................................................................................24
8", 8-Tooth Blade - 20 mm Arbor..................................................................................................................................26
Gear Case.......................................................................................................................................................................28
Main Pipe Assembly, Flexible Driveshaft....................................................................................................................30
Shoulder Harness..........................................................................................................................................................32
Handles, Throttle Cable.................................................................................................................................................34
Labels.............................................................................................................................................................................36
Gasket Kit -- P021015980..............................................................................................................................................38
RePower Tune-Up Kit.....................................................................................................................................................40
Tools...............................................................................................................................................................................42
Part Number Index.........................................................................................................................................................44
Part Description Index..................................................................................................................................................45
99922200785 - 2 - REVISED 04/22/09
This Page Intentionally Left Blank
- 3 -
Table of Contents Part Number Index
SRM-225U Brushcutter Engine Cover, Starter -- i-30
99922200785 - 4 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Engine Cover, Starter -- i-30
REMARKSDESCRIPTIONQTYPART NUMBERITEM
COVER, ENGINE1A1600010901
SCREW 5X161V8050001502
TAPPING SCREW 5X161V8050000003
SCREW 5X201V8050001604
WASHER1900603000055
TAPPING SCREW 5X161V8050000006
SCREW 4X164V8040000607
INCLUDES ITEMS 9-16RECOIL STARTER ASY1A0510013118
SCREW1177236618309
PLATE, 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
99922200785 - 5 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Fuel System
99922200785 - 6 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Fuel System
REMARKSDESCRIPTIONQTYPART NUMBERITEM
SCREW 5X203V8050001601
WASHER 53900603000052
INCLUDES ITEM 4TANK, FUEL1A3500007803
COLLAR3V3530002314
GROMMET, FUEL1V1370000305
CLIP2132013098206
VENT ASY1A3560000307
REPOWER BULK OPTION: 90015PIPE, VENT - 3X5X90mm1V4710012108
REPOWER BULK OPTION: 90017PIPE, RETURN - 3X6X80mm1132012560309
REPOWER BULK OPTION: 90015PIPE, FUEL - 3X5X210mm1V47100123010
11312050732011
FILTER, FUEL
GASKET, CAP11310165583013
CONNECTOR, CAP1A36500006014
1: Also Included In REPOWER TUNE-UP KIT
1
INCLUDES ITEMS 13-14CAP ASY1P02101221012
Footnotes
99922200785 - 7 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Intake
99922200785 - 8 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Intake
REMARKSDESCRIPTIONQTYPART NUMBERITEM
THUMB SCREW1V2990002501
LID, AIR CLEANER1A2320004802
1130310541303
FILTER, AIR
SCREW 5X652V8050001004
NUT2900500000055
PLATE, PREVENT1129011527306
CASE, AIR CLEANER1P0210128707
1V1030004809
GASKET, INTAKE
SCREW 5X202V80500016010
INSULATOR, INTAKE11300174433111
1V10300049012
SHIELD, INTAKE
1: Also Included In REPOWER TUNE-UP KIT
2: Also Included In GASKET KIT
1
See Carburetor Diagram For Additional InformationCARBURETOR1------------------8
2
2
Footnotes
99922200785 - 9 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Carburetor -- RB-K93
99922200785 - 10 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Carburetor -- RB-K93
REMARKSDESCRIPTIONQTYPART NUMBERITEM
CARBURETOR -- RB-K931A021001690
ROTOR COVER ASY1P0050020501
SCREW, ROTOR COVER ASY3125344139312
SCREW, ROTOR COVER1125344521303
SWIVEL1P0050012404
E-RING1P0050001905
SCREW, THROTTLE ADJUST1P0050001006
O-RING1P0050002807
NOT AVAILABLE SEPARATELYBODY, CARBURETOR1------------------8
CAP, LIMITER1P0050012709
NEEDLE - 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
99922200785 - 11 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Exhaust
99922200785 - 12 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Exhaust
REMARKSDESCRIPTIONQTYPART NUMBERITEM
SCREW 4X85V8040000801
GUIDE, EXHAUST1A3130006002
1V1040003603
1V1040008509
1: Also Included In GASKET KIT
GASKET, EXHAUST
SCREEN, MUFFLER1145862406304
SCREW 5X552V8050001905
CONICAL WASHER4V3470000006
EYE PLATE1V1500003717
MUFFLER1A3000007908
SHIELD, EXHAUST
SCREW 5X161V80500015010
DUCT, AIR1A32000048011
1
1
Footnotes
99922200785 - 13 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Fan Case, Clutch
99922200785 - 14 - REVISED 04/22/09
Table of Contents Part Number Index
SRM-225U Brushcutter Fan Case, Clutch
REMARKSDESCRIPTIONQTYPART NUMBERITEM
SCREW 5X202V8050001601
HOLDER -- UPPER1610922274322
HOLDER - LOWER1A5750001003
CUSHION1V4200010814
SCREW 4X164V8040000605
INCLUDES ITEMS 7-11FAN COVER ASY1P0210155606
DOWEL PIN - 4X7.8mm2V6220000207
CIRCLIP 121900701000128
BEARING, BALL - 60012900807960019
CIRCLIP 2819007020002810
DRUM, CLUTCH11750054893111
CLUTCH ASY1A05600023012
99922200785 - 15 - REVISED 04/22/09
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