Echo PB-251 User Manual

OPTIONAL ATTACHMENTS & A CCESSORIES

Accessories

99944100025 Rain Gutter Kit
99944200300 Yard Shield

PARTS CATALOG

PB-251 Power Blower

RePower Maintenance Kits

90107 Tune-Up Kit

25.4cc

MODEL:SERIAL NUMBERS

PB-251: S/N: 09001001 - 09999999

ECHO, INCORPORATED

400 Oakwood Road Lake Zurich, Illinois 60047 USA

WWW.ECHO-USA.COM

99922203923

©2010 ECHO Incorporated, RePower is Registered Trademark of ECHO Incorporated. All Rights Reserved REVISED 12/29/10

Table of Contents Part Number Index

Table of Contents

Click Any Diagram Description Below To View That Diagram.

PB-251 S/N: 09001001 - 09999999

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

99922203923 - 2 - REVISED 12/29/10

This Page Intentionally Left Blank

- 3 -

Table of Contents Part Number Index

PB-251 Power Blower Fuel System

99922203923 - 4 - REVISED 12/29/10

Table of Contents Part Number Index

PB-251 Power Blower Fuel System

REMARKSDESCRIPTIONQTYPART NUMBERITEM
TANK, FUEL1A3500005101
SCREW 5X20 - TAPPING2900253050202
WASHER2900603000053
CUSHION1V4200014304
GROMMET1132115443305

REPOWER BULK OPTION: 90017PIPE, RETURN - 3X6X85mm1132010497306

REPOWER BULK OPTION: 90014PIPE, FUEL - 3X5X175mm1V4710018607
CLIP2132013098208
FILTER, FUEL1131205073209
VENT ASY1A35600003010

REPOWER BULK OPTION: 90014PIPE, VENT - 3X5X50mm1V47100122011
GROMMET11321150146112

INCLUDES ITEMS 14-15CAP ASY - ORANGE11310045553013
GASKET, CAP11310165583014
CONNECTOR, CAP11310515603015

99922203923 - 5 - REVISED 12/29/10

Table of Contents Part Number Index

PB-251 Power Blower Starter

99922203923 - 6 - REVISED 12/29/10

Table of Contents Part Number Index

PB-251 Power Blower Starter

REMARKSDESCRIPTIONQTYPART NUMBERITEM

INCLUDES ITEMS 2-3SPACER ASY1V3760009001
FLANGE NUT 51V2630000702
SCREW 4X164900163040163

INCLUDES ITEMS 5-7STARTER PAWL ASY1A0520002004
E-RING 42900700000045
SPRING, RETURN2177234122206
PAWL2P0220068507

INCLUDES ITEMS 9-15STARTER, RECOIL1A0510010608
SCREW1177236443309
RETAINER11772461112010
GRIP, STARTER11772282703011
GUIDE, ROPE11772274203012

REPOWER BULK OPTION: 99944440000ROPE, STARTER - 3X700mm1P02200826013
PULLEY11772154443014
SPRING, REWIND11772204203015
CUSHION1V42000144016
SCREW 5X1439001060501417

99922203923 - 7 - REVISED 12/29/10

Table of Contents Part Number Index

PB-251 Power Blower Intake

99922203923 - 8 - REVISED 12/29/10

Table of Contents Part Number Index

PB-251 Power Blower Intake

REMARKSDESCRIPTIONQTYPART NUMBERITEM
THUMB SCREW1V2990002501
WASHER1131911034602
LID, AIR CLEANER1A2320003403

1A2260004704

FILTER, AIR - DOUBLE LAYER

PLATE, PREVENT1A2440000706
SCREW 5X602900105050607
AIR CLEANER CASE ASY1P0210109808

1130016420319

GASKET, INTAKE
GUIDE, CABLE1C48000007010
NUT 61V26400005011

1V10300040012

GASKET, INTAKE
INSULATOR1A20000028013
SCREW 5X2529001620502514

1V10300039015

GASKET, INTAKE

1: Also Included In REPOWER TUNE-UP
2: Also Included In Gasket Kit

2

2

2

1

OPTIONALFILTER, AIR - SINGLE LAYER1A2260003505

See Carburetor Diagrams For Additional InformationCARBURETOR1------------------16

Footnotes

99922203923 - 9 - REVISED 12/29/10