Echo PB-251E - PARTS CATALOG SN P07611001001 - P07611999999 REV... Instruction Manual

OPTIONAL ATTACHMENTS & ACCESSORIES
Accessories
99944100025 Rain Gutter Kit
99944200300 Yard Shield
RePower Maintenance Kits
90107 Tune-Up Kit
PARTS CATALOG
PB-251 Power Blower
25.4cc
MODEL:SERIAL NUMBERS
PB-251: S/N: P07611001001 - P07611999999
ECHO, INCORPORATED
400 Oakwood Road Lake Zurich, Illinois 60047 USA
WWW.ECHO-USA.COM
99922204045
©2010 ECHO Incorporated, RePower is Registered Trademark of ECHO Incorporated. All Rights Reserved REVISED 12/29/10

Click Any Diagram Description BelowTo ViewThat Diagram.
PB-251 S/N: P07611001001 - P07611999999
Fuel System.....................................................................................................................................................................4
Starter...............................................................................................................................................................................6
Intake................................................................................................................................................................................8
Carburetor -- RB-K85.....................................................................................................................................................10
Exhaust...........................................................................................................................................................................12
Handle, Switch,Throttle Cable......................................................................................................................................14
Blower Tubes..................................................................................................................................................................16
Fan Housing...................................................................................................................................................................18
Ignition, Cylinder Cover................................................................................................................................................20
Engine, Short Block - SB1092......................................................................................................................................22
Labels.............................................................................................................................................................................24
Gasket Kit -- P021012350..............................................................................................................................................26
Part Number Index.........................................................................................................................................................28
Part Description Index..................................................................................................................................................29
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Table of Contents Part Number Index
Table of Contents

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Table of Contents Part Number Index
PB-251 Power Blower Fuel System

REMARKSDESCRIPTIONQTYPART NUMBERITEM TANK, FUEL1A3500007601SCREW 5X20 - TAPPING2900253050202WASHER2900603000053CUSHION1V4200014304GROMMET1132115443305REPOWER BULK OPTION: 90017PIPE, RETURN - 3X6X85mm1132010497306REPOWER BULK OPTION: 90014PIPE, FUEL - 3X5X175mm1V4710018607CLIP2132013098208FILTER, FUEL1
1131205073209VENT ASY1A35600003010 REPOWER BULK OPTION: 90014PIPE, VENT - 3X5X50mm1V47100122011 GROMMET11321150146112 INCLUDES ITEMS 14-15CAP ASY - ORANGE11310045553013 GASKET, CAP11310165583014 CONNECTOR, CAP11310515603015
Footnotes
1: Also Included In REPOWER TUNE-UP KIT
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Table of Contents Part Number Index
PB-251 Power Blower Fuel System

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Table of Contents Part Number Index
PB-251 Power Blower Starter

REMARKSDESCRIPTIONQTYPART NUMBERITEM INCLUDES ITEMS 2-3SPACER ASY1V3760009001FLANGE NUT 51V2630000702SCREW 4X164900163040163INCLUDES ITEMS 5-7STARTER PAWL ASY1A0520002004E-RING 42900700000045SPRING, RETURN2177234122206PAWL2P0220068507INCLUDES ITEMS 9-15STARTER, RECOIL1A0510010608SCREW1177236443309RETAINER11772461112010 GRIP, STARTER11772282703011 GUIDE, ROPE11772274203012 REPOWER BULK OPTION: 99944440000ROPE, STARTER - 3X700mm1P02200826013 PULLEY11772154443014 SPRING, REWIND11772204203015 CUSHION1V42000144016 SCREW 5X1439001060501417
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Table of Contents Part Number Index
PB-251 Power Blower Starter

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Table of Contents Part Number Index
PB-251 Power Blower Intake

REMARKSDESCRIPTIONQTYPART NUMBERITEM THUMB SCREW1V2990002501WASHER1131911034602LID, AIR CLEANER1A2320003403FILTER, AIR - DOUBLE LAYER1
1A2260004704OPTIONALFILTER, AIR - SINGLE LAYER1A2260003505PLATE, PREVENT1A2440000706SCREW 5X602900105050607AIR CLEANER CASE ASY1P0210109808GASKET, INTAKE2
1130016420319GUIDE, CABLE1C48000007010 NUT 61V26400005011 GASKET, INTAKE2
1V10300040012 INSULATOR1A20000028013 SCREW 5X2529001620502514 GASKET, INTAKE2
1V10300039015 See Carburetor Diagrams For Additional InformationCARBURETOR1------------------16
Footnotes
1: Also Included In REPOWER TUNE-UP
2: Also Included In Gasket Kit
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Table of Contents Part Number Index
PB-251 Power Blower Intake

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Table of Contents Part Number Index
PB-251 Power Blower Carburetor -- RB-K85

REMARKSDESCRIPTIONQTYPART NUMBERITEM CARBURETOR -- RB-K851A021001350 ROTOR COVER ASY1P0050020001SCREW, ROTOR COVER3125344139312SWIVEL1P0050012403E-RING1P0050001904SCREW, THROTTLE ADJUST1P0050001005PLUG1P0050012706O-RING1P0050002807BODY, CARBURETOR1
1------------------8PLUG1P0050012709NEEDLE - HIGH SPEED1P00500126010 PURGE BASE ASY1P00500189011 SCREW, PURGE BASE ASY1P00500027012 BULB, PURGE11253810866013 RETAINER, PURGE BULB1P00500025014 SCREW, RETAINER4P00500190015 COVER, DIAPHRAGM11253425213016 SCREW, DIAPHRAGM COVER21253445213017 SCREW, METERING LEVER PIN11253394203018 INCLUDES ITEMS 21-30REPAIR 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, METERING DIAPHRAGM1------------------28 DIAPHRAGM, METERING1------------------29 INCLUDES ITEMS 32-35DIAPRAGM/GASKET KIT1P00500166030 DIAPHRAGM, PUMP1------------------31 GASKET, PUMP1------------------32 GASKET, METERING DIAPHRAGM1------------------33 DIAPHRAGM, METERING1------------------34
Footnotes
1: NOT AVAILABLE SEPARATELY
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Table of Contents Part Number Index
PB-251 Power Blower Carburetor -- RB-K85

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Table of Contents Part Number Index
PB-251 Power Blower Exhaust

REMARKSDESCRIPTIONQTYPART NUMBERITEM SCREW 5X142900106050141COVER, EXHAUST1A3200004102SCREW 4X12591367040123GUIDE, EXHAUST - OUTER1A3130008504GUIDE, EXHAUST - INNER1A3130008405INCLUDES ITEM 7EXHAUST GUIDE KIT1P0210169306GUIDE, EXHAUST1A3130010707GASKET, EXHAUST1
1V1040009408SCREEN1A3100000709BOLT 52V20300019010 WASHER29006030000511 MUFFLER1A30000014112 SHIELD, EXHAUST1
1V10400082013
Footnotes
1: Also Included In Gasket Kit
99922204045 - 13 - REVISED 12/29/10
Table of Contents Part Number Index
PB-251 Power Blower Exhaust

99922204045 - 14 - REVISED 12/29/10
Table of Contents Part Number Index
PB-251 Power Blower Handle, Switch,Throttle Cable

REMARKSDESCRIPTIONQTYPART NUMBERITEM COVER, HANDLE1C4110000101SCREW 5X20 - TAPPING3900253050202SCREW 5X251900253050253SCREW 5X251900238050254WASHER1900603000055LEVER, THROTTLE1C4530002606WASHER1900603000057FLANGE NUT 51900562500058TRIGGER, THROTTLE1C4500002419ROD, THROTTLE1C45400013010 CABLE, THROTTLE1V43100000011 INCLUDES ITEMS 13-14IGNITION SWITCH ASY1A44000077012 SCREW 3X101915450301013 KNOB1A44400002014 TERMINAL, GROUND1V48600007015 LEAD, GROUND1V48500083016 FLANGE NUT 51V26300007017 HANDLE, UPPER1C40000047118 COVER, THROTTLE1C45900001019 COVER, ENGINE1A16000083020
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Table of Contents Part Number Index
PB-251 Power Blower Handle, Switch,Throttle Cable

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Table of Contents Part Number Index
PB-251 Power Blower BlowerTubes

REMARKSDESCRIPTIONQTYPART NUMBERITEM TUBE, BLOWER - NOZZEL1E1650001701TUBE, BLOWER - STRAIGHT1E1650001802
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Table of Contents Part Number Index
PB-251 Power Blower BlowerTubes

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Table of Contents Part Number Index
PB-251 Power Blower Fan Housing

REMARKSDESCRIPTIONQTYPART NUMBERITEM GUARD, FAN1E1040000801SCREW 5X20 - TAPPING14900253050202CLAMP2E1620000003CASE, FAN1E1030004614BOLT 8X141900100080145WASHER1100143198306FAN1E1000000707CASE, FAN1E1030004518SCREW 4X204900162040209HANDLE, LOWER - INNER1C41000039010 HANDLE, LOWER - OUTER1C41000040011
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Table of Contents Part Number Index
PB-251 Power Blower Fan Housing

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Table of Contents Part Number Index
PB-251 Power Blower Ignition, Cylinder Cover