Toro 38578 Parts Catalogue

PartsCatalog

FormNo.3362-573RevA

PowerClearSnowthrower

ModelNo.38578—SerialNo.310000001andUp

Registeratwww.T oro.com.OriginalInstructions(EN)

OrderingReplacementParts

Toorderreplacementparts,pleasesupplythepartnumber,
thequantity ,andthedescriptionofeachpartdesired.

UnderstandingReferenceNumbers

Eachidentiedpartinanillustrationhasareference
number.Thereferencenumberforapartalsoappearsin
thepartslist,alongwithotherinformationaboutthepart.

Thiscatalogusestwospecialreferencenumberformats,
onetoindicatepartsinaserviceassemblyandanotherto
indicatethequantityofagivenpartinanillustration.

ServiceAssemblyReferenceNumbers

Partsinserviceassemblieshavereferencenumbersinthe
forma:b.Thearepresentsthereferencenumberofthe
entireserviceassemblyandthebrepresentsasequential
numberuniquetoeachpartwithintheserviceassembly.

ListofAbbreviations

AR:asrequired

ASM:assembly

BBC:bladebrakeclutch

CARR:carriage

CCW:counterclockwise

CW:clockwise

DEG:degrees

ECM:electroniccontrolmodule

EXT:external

FH:athead

GA:gauge

HD:heavy-duty

HF:hexange

HH:hexhead

HHF:hexheadange

HHFTF:hexheadangethread

forming

HJ:hexjam

HLH:hexlaghead

HOC:height-of-cut

HSBH:hexsocketbuttonhead

HSFH:hexsocketathead

HSH:hexsockethead

HWH:hexwasherhead

HWHTF:hexwasherheadthread

forming

HYD:hydraulic

LH:lefthand

NI:nyloninsert

NPTF:nationalpipethreadne

PFH:phillipsathead

PPH:phillipspanhead

PPHTF:phillipspanheadthread

forming

PRH:phillipsroundhead

PTH:phillipstrusshead

Forexample,awheelassemblymightbeidentiedby
referencenumber6,thetireby6:1,thevalveby6:2,and
thewheelby6:3.Whenyouordertheassemblyidentied
byreferencenumber6,youreceiveallpartsidentiedby
referencenumbers6:1,6:2,and6:3.However,youmay
alsoorderanypartindividually.Referencenumbersofthis
typeappearinillustrationandinpartslists.

ReferenceNumbersIndicatingQuantity

Inanillustration,ifareferencenumberindicatesmorethan
onepart,thereferencenumberhastheformnXy .Then
representsthequantityofthepart,theXisthemultiplication
symbol,andtheyrepresentsthereferencenumber.

Forexample,inanillustration,thereferencenumber2X37
meansthattwoofthepartsidentiedbyreferencenumber
37areindicated.

PTO:power-take-off

RH:righthand

ROPS:roll-overprotectionsystem

SFH:slottedllisterhead

SHH:slottedhexhead

SHWH:slottedhexwasherhead

SPH:slottedpanhead

SQH:squarehead

SRH:slottedroundhead

STD:standard

TAP:selftapping

TTH:torxtrusshead

©2009—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420

Contactusatwww.Toro.com.

2

PrintedintheUSA.

AllRightsReserved

Contents

MainFrameAssembly.......................................................................................4

RotorDriveAssembly.......................................................................................5

RotorAssembly............................................................................................6

EngineAssembly...........................................................................................7

ShroudAssembly...........................................................................................8

ChuteControlAssembly.....................................................................................9

UpperHandleAssembly....................................................................................10

HandleChuteControlAssembly.............................................................................1 1

3

MainFrameAssembly

Ref.

3362-573A4A2

PartNumber

11070692
232144-116
332144-863
4108-49432Flange-Bearing
5

110-93801
656-65902Bolt-Wheel
7

3296-392Nut-Lock,NI
8108-48841
9114-37811

10110-93531Washer-Rubber
11100-10482Bearing-Ball
1252-72802Washer-Thrust

Qty.Description

Clip
Screw-HWHTF
Screw-HWHTF

Screw-HWH

Blade-Scraper
Spacer-Bearing,RH

Ref.

PartNumber

1332144-43
14108-4868-031Housing-Auger
1594-44961
16108-49051Brace-Frame
17108-49191
18108-49062
1946-80913
20108-48711
21117-23092
2232112-142Nut-Push
2332144-853
24108-4893-031

Qty.Description

Screw-HWH

Screw-PPH

Guide-Cable,Clutch
Spring-Extension
Screw-HWH
Chute-Lower
WheelASM

Screw-HWH
Cover-Belt