Echo Srm - 311 Instruction Manual

OPTIONAL ATTACHMENTS & ACCESSORIES

Accessories

99944200200 SRM Shoulder Harness Kit

99944200202 Heavy-Duty Brushcutter Harness

99944200411 20mm Blade Conversion Kit

99944200415 Universal Blade Conversion Kit

99944200455 Barrier Bar

99944200561 U-Handle_Blade Conversion Combo Kit

99944200661 U-Handle Kit

SRAC-400 Tiller/Cultivator Attachment

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 22ToothClearingSawBlade-- 20mm Arbor

Cutting Heads

215511 Pro Maxi-Cut Head

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

99944200221 3-Line Rapid Loader Head -- Echo

99944200250 SRM ECHOmatic II Head

RePower Maintenance Kits

90075 Tune-Up Kit

RePower Repair Kits

90099 Fuel System Kit

PARTS CATALOG

SRM-311Trimmer

30.5cc

MODEL:SERIAL NUMBERS

SRM-311: S/N: S74412001001 - S74412999999

ECHO, INCORPORATED

400 Oakwood Road Lake Zurich, Illinois 60047 USA

WWW.ECHO-USA.COM

99922204008

Click Any Diagram Description BelowTo ViewThat Diagram.

SRM-311 S/N: S74412001001 - S74412999999

Intake................................................................................................................................................................................4

Carburetor -- WYK-189....................................................................................................................................................6

Exhaust.............................................................................................................................................................................8

Starter.............................................................................................................................................................................10

Fuel System...................................................................................................................................................................12

Engine Cover, Fan Case, Clutch...................................................................................................................................14

Ignition............................................................................................................................................................................16

Engine, Short Block -- SB1073.....................................................................................................................................18

Plastic Shield.................................................................................................................................................................20

Metal Shield....................................................................................................................................................................22

Gear Case.......................................................................................................................................................................24

Main Pipe Assembly, Flexible Driveshaft....................................................................................................................26

Shoulder Harness..........................................................................................................................................................28

Front Handle..................................................................................................................................................................30

Control Handle,Throttle Cable, Ignition Switch..........................................................................................................32

Labels.............................................................................................................................................................................34

Gasket Kit -- P021006882..............................................................................................................................................36

Tools...............................................................................................................................................................................38

Part Number Index.........................................................................................................................................................40

Part Description Index..................................................................................................................................................41

99922204008 - 2 - REVISED 02/01/10

Table of Contents Part Number Index

Table of Contents

- 3 -

This Page Intentionally Left Blank

99922204008 - 4 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Intake

REMARKSDESCRIPTIONQTYPART NUMBERITEM KNOB, FASTENER1130406521311LID, AIR CLEANER1130313577312FILTER, AIR1130310518303NUT 62900502000064SCREW 5X602900242050605PLATE, PREVENT1

1129011577316CASE, AIR CLEANER1P0210014307See Carburetor Diagram For Additional InformationCARBURETOR1------------------8GASKET, INTAKE2

1130010134109SCREW 5X2529001620502510 INSULATOR1A20000015011 GASKET, INTAKE2

11300105593012

Footnotes

1: Also Included In REPOWER TUNE-UP KIT

2: Also Included In GASKET KIT

99922204008 - 5 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Intake

99922204008 - 6 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Carburetor --WYK-189

REMARKSDESCRIPTIONQTYPART NUMBERITEM CARBURETOR -- WYK-1891A021000750 THROTTLE VALVE ASY1

1------------------1BRACKET, CABLE1P0030001802SCREW, CABLE BRACKET2123114406303SCREW, IDLE ADJUST1123134400304SWIVEL1123172451305WASHER1123149542306CLIP1123173079307BODY, CARBURETOR1

1------------------8NEEDLE - HIGH SPEED1P0030011309CAP, LIMITER1A25900000010 INCLUDES ITEMS 12-17PUMP BODY ASY11231790556011 SCREEN, INLET1------------------12 SPRING, METERING LEVER11231220556013 VALVE, INLET NEEDLE1------------------14 LEVER, METERING1------------------15 PIN, METERING LEVER11231380393016 SCREW, METERING LEVER PIN11231390556017 BODY, AIR PURGE11231800556018 BULB, PURGE11231814063019 COVER, PURGE PUMP11231420556020 SCREW, PURGE COVER41231100556021 INCLUDES ITEMS 23-30REPAIR KIT1P00300066022 PACKING, RING1------------------23 GASKET, PUMP1------------------24 DIAPHRAGM, PUMP1------------------25 SCREEN, INLET1------------------26 VALVE, INLET NEEDLE1------------------27 LEVER, METERING1------------------28 GASKET, METERING DIAPHRAGM1------------------29 METERING, DIAPHRAGM1------------------30 INCLUDES ITEMS 32-36GASKET/DIAPHRAGM KIT1P00300065031 PACKING, RING1------------------32 GASKET, PUMP1------------------33 DIAPHRAGM, PUMP1------------------34 GASKET, METERING DIAPHRAGM1------------------35 METERING, DIAPHRAGM1------------------36

Footnotes

1: NOT AVAILABLE SEPARATELY

99922204008 - 7 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Carburetor --WYK-189

99922204008 - 8 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Exhaust

REMARKSDESCRIPTIONQTYPART NUMBERITEM SCREW 5X143900106050141COVER, MUFFLER1A3200001002INCLUDES ITEMS 4-8MUFFLER ASY1P0210068113SCREW 4X12391367040124GUIDE, EXHAUST1A3130004705GASKET, EXHAUST1

1V1040004606GASKET, EXHAUST1

1V1040005207SCREEN, MUFFLER1145862406308SCREW 5X602900105050609WASHER 529006000000510 SCREW 5X1219001620501211 SHIELD, MUFFLER1

1V10400049013

Footnotes

1: Also Included In GASKET KIT

99922204008 - 9 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Exhaust

99922204008 - 10 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Starter

REMARKSDESCRIPTIONQTYPART NUMBERITEM INCLUDES ITEMS 3-9STARTER, RECOIL1A0510001601SCREW 4X144900162040142GRIP, STARTER1177228111203GUIDE, ROPE1177227420304SCREW1177236406305WASHER1177214410306REPOWER BULK OPTION: 99944450000ROPE, STARTER - 4X950mm1177226011107DRUM, STARTER1177215431308SPRING, REWIND1177220406309NUT 819005020000810 INCLUDES ITEMS 12-14STARTER PAWL ASY11772024103011 E-RING 419007000000412 SPRING, RETURN11772344063013 PAWL, STARTER11772184063014

99922204008 - 11 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Starter

99922204008 - 12 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Fuel System

REMARKSDESCRIPTIONQTYPART NUMBERITEM INCLUDES ITEMS 2-3CAP ASY1131004555301CONNECTOR, CAP1131051560302GASKET, CAP1131016558303SCREW 5X202900162050204SCREW 5X122900162050125STAND1305110558306BRACKET, FUEL TANK1131910554307CUSHION, FUEL TANK4131920554308TANK, FUEL1A3500001719GROMMET1

1V13700003010 CLIP1

11320130982011 FILTER, FUEL2

11312050732012 REPOWER BULK OPTION: 90014

PIPE, FUEL - 3X5X180mm1

1V47100119013 REPOWER BULK OPTION: 90017

PIPE, RETURN - 3X6X70mm1

11327175043014 CLIP11301110053015 VENT ASY1A35600003016 REPOWER BULK OPTION: 90014

PIPE, VENT - 3X5X120mm1

1V47100060017

Footnotes

1: Also Included In REPOWER FUEL SYSTEM KIT

2: Also Included In REPOWER FUEL SYSTEM KIT & TUNE-UP KIT

99922204008 - 13 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Fuel System

99922204008 - 14 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Engine Cover, Fan Case, Clutch

REMARKSDESCRIPTIONQTYPART NUMBERITEM SCREW 5X121900162050121INCLUDES ITEM 3HOLDER KIT1610903554302SCREW 5X252900162050253CUSHION1610910557304SCREW 5X143900106050145COVER, MUFFLER1A3200001006SCREW 5X201900106050207COLLAR 51V3530000208SCREW 4X142900238040149GUARD, TOP1A16200003010 SCREW 5X1219001060501211 COVER, ENGINE -- GRAY1A16000037012 SCREW 5X2029001620502013 SCREW 5X1229001620501214 STAND13051105583015 BRACKET, FUEL TANK11319105543016 CUSHION, FUEL TANK41319205543017 SCREW 5X2049001620502018 COVER, FAN1A17200021019 CIRCLIP 1219007010001220 BEARING, BALL - 600129008079600121 CIRCLIP 2819007020002822 DRUM, CLUTCH11750055573023 BOLT, CLUTCH21750464643024 WASHER21750480553025 SPRING, CLUTCH11750184993226 SHOE, CLUTCH2A55300000027

99922204008 - 15 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Engine Cover, Fan Case, Clutch

99922204008 - 16 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Ignition

REMARKSDESCRIPTIONQTYPART NUMBERITEM LEAD, IGNITION1162010556301SCREW 5X202900162050202COIL, IGNITION1152626557303GROMMET1156112406304CAP, SPARK PLUG1159012034335TERMINAL, SPARK PLUG CAP1159011034326SPARK PLUG -- BPM-8Y1

1159010198307CANADA MODELS

SPARK PLUG -- BPMR-8Y1

1A4250000008SCREW 5X101900238050109LEAD, GROUND11620145293010 NUT 819005020000811 SPRING WASHER 819006050000812 WASHER 819006000000813 FLYWHEEL11528015543014 WOODRUFF KEY11001421233015

Footnotes

1: Also Included In REPOWER TUNE-UP KIT

99922204008 - 17 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Ignition

99922204008 - 18 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Engine, Short Block -- SB1073

REMARKSDESCRIPTIONQTYPART NUMBERITEM INCLUDES ITEMS 2-21SHORT BLOCK1SB10731SCREW 5X204900162050202CYLINDER1A1300005603GASKET, CYLINDER1

1V1000001414INCLUDES ITEMS 6-11PISTON KIT1P0210068025RING, PISTON2A1010000806PIN, PISTON1100013274307CIRCLIP, PISTON PIN2100015039318SPACER, PISTON PIN2100014536309WASHER1V30600012110 BEARING, NEEDLE11000121613111 CRANKSHAFT ASY1A01100030112 INCLUDES ITEMS 14-18CRANKCASE KIT1P02100698013 OIL SEAL21002130553014 DOWEL PIN4V62200002015 BEARING, BALL - 62012940353620116 GASKET, CRANKCASE1

11002425543017 SCREW 5X3049001620503018 SHIELD, EXHAUST2

1------------------19 GASKET, INTAKE3

1------------------20 GASKET, INTAKE3

2------------------21

Footnotes

1: Also Included In GASKET KIT

2: See Pages EXHAUST

3: See Pages INTAKE

99922204008 - 19 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Engine, Short Block -- SB1073

99922204008 - 20 - REVISED 02/01/10

Table of Contents Part Number Index

SRM-311Trimmer Plastic Shield

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