Page 1

FormNo.3415-876RevA
PowerMax
®
HeavyDuty1028
OXE
Snowthrower
ModelNo.38834—SerialNo.400000000andUp
Registeratwww.T oro.com. 
OriginalInstructions(EN)
*3415-876*A
 
Page 2

OrderingReplacementParts
Toorderreplacementparts,pleasesupplythepartnumber, 
thequantity,andthedescriptionofeachpartdesired.
UnderstandingReferenceNumbers
Eachidentiedpartinanillustrationhasareference 
number.Thereferencenumberforapartalsoappearsin 
thepartslist,alongwithotherinformationaboutthepart.
Thiscatalogusestwospecialreferencenumberformats, 
onetoindicatepartsinaserviceassemblyandanotherto 
indicatethequantityofagivenpartinanillustration.
ServiceAssemblyReferenceNumbers
Partsinserviceassemblieshavereferencenumbersinthe 
forma:b.Thearepresentsthereferencenumberofthe 
entireserviceassemblyandthebrepresentsasequential 
numberuniquetoeachpartwithintheserviceassembly .
Forexample,awheelassemblymightbeidentiedby 
referencenumber6,thetireby6:1,thevalveby6:2,and 
thewheelby6:3.Whenyouordertheassemblyidentied 
byreferencenumber6,youreceiveallpartsidentiedby 
referencenumbers6:1,6:2,and6:3.However,youmay 
alsoorderanypartindividually .Referencenumbersofthis 
typeappearinillustrationandinpartslists.
ReferenceNumbersIndicatingQuantity
Inanillustration,ifareferencenumberindicatesmorethan 
onepart,thereferencenumberhastheformnXy .Then 
representsthequantityofthepart,theXisthemultiplication 
symbol,andtheyrepresentsthereferencenumber.
Forexample,inanillustration,thereferencenumber2X37 
meansthattwoofthepartsidentiedbyreferencenumber 
37areindicated.
2
 
Page 3

Contents
HousingandBypassAssembly...............................................................................4
HousingAssembly..........................................................................................6
IdlerandLinkageAssembly..................................................................................8
AugerandImpellerAssembly................................................................................10
GearCaseAssemblyNo.125-7926..........................................................................12
ImpellerAssembly.........................................................................................14
EngineAssembly..........................................................................................16
EngineAssemblyNo.1.....................................................................................18
EngineAssemblyNo.2.....................................................................................20
EngineAssemblyNo.3.....................................................................................22
EngineDecalAssembly....................................................................................24
ChuteAssembly...........................................................................................26
LeverChuteControlAssembly...............................................................................28
HandleAssembly..........................................................................................30
ControlAssembly..........................................................................................32
WheelClutchAssembly....................................................................................34
WheelClutchSproketAssembly.............................................................................36
AttachmentsandAccessories...............................................................................38
©2017—TheToro®Company 
8111LyndaleAvenueSouth 
Bloomington,MN55420
Contactusatwww.Toro.com.
3
PrintedintheUSA.
AllRightsReserved
 
Page 4

HousingandBypassAssembly
3415-876A4A2
 
Page 5

HousingandBypassAssembly(continued)
Ref.
13:2107-30401Decal-Danger,Auger
PartNumber
1119-41504Washer-Flat 
2106-4573-011 
3106-4588-012 
6119-15631 
7
107-10131 
8107-1014-031 
9107-10161
10107-1017-031 
12107-30061 
13107-38241Housing-Auger,28Inch
14108-00171 
15108-0039-031
Qty.Description
Scraper-Fixed 
Skid 
Cover-Belt 
Nut-Speed,U-Type 
Bracket-Cover,ClipNut 
Cover-Extension,Belt 
Seal-Flange,Cover 
Guide-Chute
Cover 
Seal
Ref.
PartNumber
16120-01241 
17137-3042 
19137-30534 
20137-30594 
21137-3061 
22120-96791Washer-Flat 
23119-4038 
24137-308811Nut-Hex 
2632144-1124 
2732144-146 
287014931 
35119-40414Nut-HF
Qty.Description
Seal-Housing
7
Screw-HH 
Bolt-CARR 
Bolt-CARR
5
Bolt-CARR
5
Nut-Hex
Screw-HWH 
Screw-HWHTF 
Nut-Speed
53415-876A
 
Page 6

HousingAssembly
3415-876A6A3
 
Page 7

HousingAssembly(continued)
Ref.
PartNumber
1108-0022-011 
2106-7330-011Pan-Bottom 
3106-7345-011 
4107-10132
Qty.Description
Cover-Upper
Cover-Lower 
Nut-Speed,U-Type
Ref.
PartNumber
5
120-9832-011Frame-Traction 
6137-31118 
7
107069 
8137-30432
Qty.Description
Screw-HHF
7
Clip 
Screw-HWH
73415-876A
 
Page 8

IdlerandLinkageAssembly
3415-876A8B2
 
Page 9

IdlerandLinkageAssembly(continued)
Ref.
PartNumber
13-42441Pulley-Idler 
25-44601Washer-Pivot 
325-56401Washer 
427-04101 
5
66-80601Pad-Brake 
692-71041Pulley-Idler 
7
92-96981 
8137-31111 
9136-71011
10136-71061 
11136-71811 
12136-71081Arm-Brake 
13107-10031 
14136-71101Bellcrank 
15136-71121Bracket-Impeller,Idler 
16107-10451 
17136-71131NutAssembly 
18108-0026-011 
19136-73191 
20136-71141 
21136-71151 
22136-71161 
23136-71181Bracket-Wheel,Friction 
24120-0144-031
Qty.Description
Screw-Shoulder
Screw-Shoulder 
Screw-HHF 
Link-Speed,Control 
TractionLeverASM 
Bracket-Impeller,Clutch
Spring-Extension
Spring-Extension
ShiftPlateASM 
Pulley-TractionASM 
Bracket-Shift,Rod 
Spring-Extension 
Bolt-Shoulder
ImpellerClutchASM
Ref.
PartNumber
25136-71861 
26120-30601 
27256-2572Bushing-Nyliner 
28137-30521 
29137-30651 
30137-30701 
31137-30682 
32120-96831Washer-Plain 
333272-41 
34137-30831Pin-Hair 
353290-3401Washer-Belleville 
363290-4561Washer-Belleville 
37119-40381Nut-Hex 
38137-30882Nut-Hex 
39121-46061Nut-Hex 
40121-46002Nut-Hex 
41137-30951Nut-Hex 
42137-30433 
4332144-146 
4432144-41 
4532151-612Ring-Retaining 
461070691 
47125-1124-031Bracket-Frame,LH
Qty.Description
Arm-TractionIdlerASM 
Spring-Torsion
Screw-HH 
Screw-HH 
Screw-HH 
Screw-HHF
Pin-Cotter
Screw-HWH 
Screw-HWHTF 
Screw-HWH
Clip
93415-876A
 
Page 10

AugerandImpellerAssembly
3415-876A10C2
 
Page 11

AugerandImpellerAssembly(continued)
Ref.
PartNumber
1136-71482 
2106-45702Bearing-Auger 
3106-4576-031 
4106-7291-031 
5
106-7301-031 
6125-79261
Qty.Description
Spacer-Grommet
ImpellerASM 
RHAugerASM 
LHAugerASM 
28InchAugerGearcase 
ASM
Ref.
PartNumber
7
137-30322 
8120-97382 
9119-40382Nut-Hex
10137-30882Nut-Hex 
1132144-704 
123-07502Washer 
13137-30662
Qty.Description
Screw-HH 
Screw-HH
Screw-HWHTF
Screw-HH
113415-876A
 
Page 12

GearCaseAssemblyNo.125-7926
3415-876A12C2A1
 
Page 13

GearCaseAssemblyNo.125-7926(continued)
Ref.
PartNumber
1108-73251
1:11 
1:1:2112-66351 
1:1:37-00451
2108-73271
2:11 
2:1:2112-66351 
2:1:37-00451
3252-712Washer-Thrust 
462-01201 
5
106-44211
Qty.Description
LHAugerGearcaseASM 
Gearcase-Auger,LH 
Bushing-Sleeve 
Seal-Oil 
RHAugerGearcaseASM 
Gearcase-Auger,RH 
Bushing-Sleeve 
Seal-Oil
Gear-Helical 
Shaft-Auger
Ref.
PartNumber
63257-101
●
7
66-78111
8253-1491
Qty.Description
Key-Woodruff 
Shaft-Impeller 
Seal-Oil
937-65601Bushing-Input
1062-11501Bushing-Worm
●
11252-782Washer-Thrust 
12252-761Bearing-Thrust 
1332151-331Ring-Retaining,Ext 
14108-48629 
15121-68321 
16108-73301
Screw-HWHTF 
Plug-Pipe,SQH 
Gasket-Gearcase,Auger
●
Notservicedseparately
133415-876A
 
Page 14

ImpellerAssembly
3415-876A14C3
 
Page 15

ImpellerAssembly(continued)
Ref.
PartNumber
126-61101 
226-61201 
3136-71191Pulley-Impeller 
463-34501Bearing-Ball 
5
110-67671Washer-Thrust
Qty.Description
Flange-Cup,Bearing 
Flange-Cup,Bearing
Ref.
PartNumber
6137-30613 
7
137-30002 
83257-231 
9119-40383Nut-Hex
Qty.Description
Bolt-CARR 
Screw-Set,SQH 
Key-Woodruff
153415-876A
 
Page 16

EngineAssembly
3415-876A16D2
 
Page 17

EngineAssembly(continued)
Ref.
PartNumber
162-09401 
4117-6022-011 
5
119-15601 
6136-86731 
7
119-15641Belt-V 
8125-11451Belt-V 
9120-44261Engine-180Fds-1
10136-86834Nut-Lock 
11137-30371
Qty.Description
Sheave-Half,Impeller 
Shield-Drive 
FrameBraceASM 
Guide-Belt
Screw-HH
Ref.
PartNumber
12136-86822Washer-Lock 
13137-30711Washer-Lock 
14120-96832Washer-Plain 
15115-11661Washer-Flat 
16137-30781Washer-Plain 
18137-30982 
19121-66021Pulley-Engine,Impeller 
20121-66171Pulley-Traction
Qty.Description
Screw-HH
173415-876A
 
Page 18

EngineAssemblyNo.1
3415-876A1802
 
Page 19

EngineAssemblyNo.1(continued)
Ref.
PartNumber
1133-98231 
2136-78021 
3121-03491 
4121-03471RearPanelAndHardware
5
121-03511TankMountBracketKit 
6136-78001 
7
121-41031
Qty.Description
Cap-Fuel 
FuelT ankAndCapKit 
FuelT ankCoverKit
Kit
ElectricStarterKit 
SwitchBoxBracketKit
Ref.
PartNumber
8121-41091 
9136-78011FuelLineKit
9:1121-00876
10121-41051FrontPanelKit 
11121-02741 
12121-03421RecoilKit 
13121-02871Handle-Recoil
Qty.Description
FuelShut-OffValveKit
Clamp-Hose
RecoilShroudKit
193415-876A
 
Page 20

EngineAssemblyNo.2
3415-876A2003
 
Page 21

EngineAssemblyNo.2(continued)
Ref.
12:2121-03151Bearing-Main 
12:3120-43201
PartNumber
1133-98541 
2121-02998 
4133-98561 
5
133-98051Plug-Drain 
6136-77821 
7
121-03151Bearing-Main 
8121-02431 
9121-03581
9:1121-03161 
9:2121-03171 
9:3121-02281 
9:4121-02311 
9:5121-02341 
9:6121-02721 
9:7121-02521 
9:8121-02531
11121-03142Pin-Dowel 
12121-02411
Qty.Description
OilFillKit 
Screw-HHF 
Cover-Crankcase
GovernorGearASM
CamshaftASM 
SealAndGasketKit 
Seal-Oil 
Seal-Oil 
Gasket-Cover,Crankcase 
Gasket-Head,Cylinder 
Gasket-Cover,Valve 
Gasket-Exhaust 
Gasket-Carburetor 
Gasket-Carburetor
CrankshaftASM
Key-Woodruff
Ref.
PartNumber
13121-02401 
14121-02381 
15121-03331Piston 
16121-02371Pin-Piston 
17121-03132 
18121-03521 
19120-42561Pin-Hair 
20121-03111Washer-Plain 
21136-77831 
23121-02221 
24121-03101Washer-Plain 
25121-02781 
26121-01181 
27121-03411DrainPlugKit 
28121-03251 
29121-03621 
30121-03541FanAndFlywheelKit 
31121-41071 
32121-41061 
33136-77981IgnitionKit
Qty.Description
ConnectingRodASM 
Set-Ring,Piston
Clip-Pin,Piston 
CompleteGovernorKit
Shaft-Governor 
Screw-HHF
Clamp 
Screw-HHF
Grommet-Rubber 
StatorKit
ThrottleControlKit 
KillSwitchKit
213415-876A
 
Page 22

EngineAssemblyNo.3
3415-876A2204
 
Page 23

EngineAssemblyNo.3(continued)
Ref.
PartNumber
1121-41011 
2127-93731 
3121-03431 
4121-03401BreatherTubeKit 
6121-03024 
7
119-19011 
8121-03481 
9121-03581
9:1121-03161 
9:2121-03171 
9:3121-02281 
9:4121-02311 
9:5121-02341 
9:6121-02721 
9:7121-02521 
9:8121-02531
10121-02471 
11121-02301 
12121-02452 
13121-02442Rotator-Valve 
14120-43074Keeper-Valve 
15120-43062
Qty.Description
MuferShieldKit 
MuferKit 
ValveCoverKit
Screw-HHF 
Plug-Spark 
LowerHeatShroudKit 
SealAndGasketKit 
Seal-Oil 
Seal-Oil 
Gasket-Cover,Crankcase 
Gasket-Head,Cylinder 
Gasket-Cover,Valve 
Gasket-Exhaust 
Gasket-Carburetor 
Gasket-Carburetor 
Plate-Guide,PushRod 
Head-Cylinder 
RockerArmASM
Retainer-Spring,V alve
Ref.
26:5121-02541
PartNumber
16120-43052 
17120-43031 
18120-43041 
19121-03281ValveKit 
20120-42002Pin-Dowel 
21121-41021 
22121-02462Rod-Push 
23120-42982 
24121-03042 
25121-03032 
26121-03591
27127-93721PrimerKit 
28127-91431
29121-03551HeaterBoxKit 
30121-02831 
31117-77281Key 
32133-98551 
99121-42411HighAltitudeKit-PowerMax
Qty.Description
Spring-Valve 
Seat-Spring,V alve 
Seal-Stem,V alve
UpperHeatShroudKit
Lifter-Valve 
Stud-Mount,Mufer 
Stud-Mount,Carburetor 
CompleteCarbServiceKit 
Gasket-Coated,Rubber
CarbRepairKitWith 
Gaskets
Switch-Key
CompleteHeadASM
●
HD
●
Notillustrated
233415-876A
 
Page 24

EngineDecalAssembly
3415-876A24D3
 
Page 25

EngineDecalAssembly(continued)
Ref.
PartNumber
1125-11021Decal-Throttle 
2120-98051
Qty.Description
Decal-Control,Engine
Ref.
PartNumber
3120-98081Decal-Engine 
4120-98111Decal-Recoil
Qty.Description
253415-876A
 
Page 26

ChuteAssembly
3415-876A26E2
 
Page 27

ChuteAssembly(continued)
Ref.
PartNumber
146-68103 
2137-30993 
3137-3100 
4137-31031 
5
137-31102 
6136-71991 
7
105-99911 
8106-44221 
9106-44401
10106-44711 
11106-44721 
12106-44761 
13106-4582-031 
14106-45851 
15136-71041 
16106-7253-031 
17106-72571 
18106-72601
Qty.Description
ScrewAndWasherASM 
Screw-Plastite,HWH
5
Screw-Plastite,HWH 
Screw-Shoulder,HH 
Screw-Plastite,HWH 
Bolt-Shoulder 
Ring-Chute 
Spacer-Chute 
Chute-Discharge 
Gear-Face 
Gear-Chute 
Latch-Chute 
Bracket-Support,Chute 
Cover-Gear,Chute 
Spring-Torsion 
Tube-Support 
Mount-Gear,Face 
Washer-Curved
Ref.
PartNumber
19136-71051 
20136-71973 
21136-71071 
22136-71911 
23136-71111 
24108-50521 
25108-73151 
26112-66291 
27137-30611 
28137-30631 
29120-96463Washer-Flat 
30120-96793Washer-Flat 
313290-4561Washer-Belleville 
32119-40382Nut-Hex 
33137-30883Nut-Hex 
34137-30892Nut-Hex 
35137-30431
Qty.Description
Bracket-Deector 
Screw-Shoulder 
Bracket-Clamp,Cable 
Clamp-Cable 
Rod-Deector 
Seal-Chute 
Spring-Torsion 
Deector-Chute,CE 
Bolt-CARR 
Bolt-CARR
Screw-HWH
273415-876A
 
Page 28

LeverChuteControlAssembly
3415-876A28F2
 
Page 29

LeverChuteControlAssembly(continued)
Ref.
PartNumber
194-44966 
3105-99821 
4105-99841Trigger-Latch 
5
136-71271Link-Latch 
6105-99861 
7
105-99881 
8125-11131 
9105-99901
10136-71901 
11136-71281
Qty.Description
Screw-PPH 
Spring-Torsion
Cover-Lever,Chute(LH) 
Lever-Cable,Deector 
Cable-Release,Chute 
Cable-Control,Deector 
Screw-Shoulder 
ChuteControlRod
Ref.
PartNumber
12106-72801 
13106-72811 
14106-72821 
15106-72921 
16136-71291Plate-Friction 
17106-73101Pawl-Latch 
18107-30021Washer-Nylon 
193290-4561Washer-Belleville 
20119-40381Nut-Hex
Qty.Description
Cap-Lever 
Lever-Control,Chute(RH) 
Lever-Control,Chute(LH) 
Cover-Lever,Chute(RH)
293415-876A
 
Page 30

HandleAssembly
3415-876A30G2
 
Page 31

HandleAssembly(continued)
Ref.
PartNumber
1137-31002 
2137-31062Washer-Plain 
3137-31074 
494-44962 
5
137-31092 
6105-9981-031Handle-Lower 
7
105-99872 
8106-45092 
9106-45861
10106-72831 
11107-1020-031Bracket-Light 
12136-71201 
13137-30094 
14127-5952-031Handle-Upper,LH 
15127-5953-031Handle-Upper,RH
Qty.Description
Screw-Plastite,HWH
Screw-Handle 
Screw-PPH 
Bolt-CARR
Support-Rod 
Clamp-Cable 
Cover-Panel,Control 
Rod-Chute,Front
Clamp-Light 
Washer-Cup
Ref.
17:2112-66271Decal-Warning
19:1120-30751Lamp-12Volt
PartNumber
16110-34081 
17112-66331
18120-30621Harness-Wire,Headlight 
19120-30741
20137-30562 
21137-30722Washer-Plain 
223290-4754Washer-Belleville 
23137-30934Nut-Hex 
24137-30942Nut-Hex 
2532144-144 
266142492 
27137-30944Nut-Hex
Qty.Description
Stick-Cleanout 
Panel-Control
HeadlampASM
Bolt-CARR
Screw-HWHTF 
Tie-Cable
313415-876A
 
Page 32

ControlAssembly
3415-876A32G3
 
Page 33

ControlAssembly(continued)
Ref.
PartNumber
11-8082652 
2137-31004 
3137-31031 
494-44961 
5
98-34991Washer-Flat 
6105-99802 
7
136-71001Rod-Lockout 
8105-99991 
9106-44101Lever-Traction
10136-71961 
11106-44131Lever-Auger 
12106-44231 
13106-45052 
14121-66441 
15106-7277-031 
16106-7278-031 
17130-9775-031 
18136-71091
Qty.Description
Pin-Clevis 
Screw-Plastite,HWH 
Screw-Shoulder,HH 
Screw-PPH
Mount-Clutch,Lever
Knob-Shift,LH
Screw-Shoulder
Knob-Shift,RH 
Lever-Clutch 
Decal-ControlPanel 
Guide-Selector,Speed 
Selector-Speed 
Bracket-Selector,Speed 
Rod-Shift
Ref.
PartNumber
19107-10431 
20108-00231Latch-Lockout 
21136-73141Link-Lockout 
22136-73151 
23137-30084 
24107-88962 
25108-00241 
26108-29922Pin-Hair 
27136-71211 
28136-71931Trunnion-Rod 
29120-01321 
30120-30861 
31115-11663Washer-Flat 
32137-30814Washer-Plain 
33137-30832Pin-Hair 
34137-3093 
35137-30353 
36137-30381Nut-HexFlg
Qty.Description
Cam-Lockout
Spring-Tension 
Screw-Handle 
Cable-Clutch 
Spring-Torsion
Spring-Compression
Cable-Traction 
Cable-Auger
5
Nut-Hex 
Pin-Spring
333415-876A
 
Page 34

WheelClutchAssembly
3415-876A34I2
 
Page 35

WheelClutchAssembly(continued)
Ref.
PartNumber
Qty.Description
13-86644Washer-Thrust 
255-93702 
394-88502
Spacer-Blade,Rotor
Key-Square 
4106-44341Trunnion-Hex 
5
106-45582Bearing-Axle 
6106-45722 
7
106-72591Tube-Axle 
81
Gear-Axle,44Tooth
RHWheelAndTireASM 
8:1121-66101Rim-Tire 
8:2121-66111Tire 
8:3232-271
91
Stem-Valve
LHWheelAndTireASM 
9:1121-66101Rim-Tire 
9:2121-66111Tire 
9:3232-271
10106-73172
10:13245-322
11107-88831 
12107-88871 
13107-88881 
14107-88894
Stem-Valve
Sprocket-8T ooth
Screw-HSH
Shaft-Intermediate
Collar-Shift,LH
Collar-Shift,RH
Guide-Collar
15107-88912Washer-Thrust 
16107-8892-031
Brace-Collar,Shift
Ref.
PartNumber
17107-88932 
18107-88942
Qty.Description
Spring-Extension 
11TGearASM
18:2108-29732Bushing-Flange
19107-88982
Shaft-Axle 
20108-00154Washer-Flat 
21108-29752 
22108-73141
●
23108-73192Retainer-Bearing
Screw-HH
Shaft-Hex
24119-15671Wheel-Friction 
25120-27782 
26137-30424
●
27137-30511 
29120-9679 
303257-72
Screw-HH
Screw-HH
Screw-HH
5
Washer-Flat
Key-Woodruff 
313290-3432Pin-Hair 
32137-30888Nut-Hex 
33137-30891Nut-Hex 
3432121-92 
35137-30434 
3632144-142 
37108-00162 
372710-62
Pin-Roll,Slotted
Screw-HWH
Screw-HWHTF
Chain-Roller
Link-Connecting
●
Notservicedseparately
353415-876A
 
Page 36

WheelClutchSproketAssembly
3415-876A36I3
 
Page 37

WheelClutchSproketAssembly(continued)
Ref.
PartNumber
1107-88796 
2107-88806 
3136-73182Retainer-PawlPin 
4107-88952
Qty.Description
Pawl-Clutch 
Support-Pawl
32TSprocketASM
Ref.
PartNumber
4:2108-29732Bushing-Flange
5
107-88996Pin-Dowel 
6137-301012 
7
107-88856
Qty.Description
Screw-ThdRoll,Tbh 
Spring-Compression
373415-876A
 
Page 38

AttachmentsandAccessories
For38834PowerMaxHeavyDuty1028OXESnowthrower
ProductName
WeightKit........................................................................................................................................107-3815
SnowCabKit...................................................................................................................................127-5960
28inDriftBreaker.............................................................................................................................107-3817
Toro2-StageCover..........................................................................................................................490-7466
Plain2-StageCover.........................................................................................................................490-7467
Heavy-DutySkidKit..........................................................................................................................125-1104
TireChainKit,for16inTires..................................................................................................................38215
Non-MarkingSkidKit.............................................................................................................................38211
ToroSnowOil0W30Synthetic20-OunceBottle...................................................................................38913
Model/Part
38
 
Page 39

Notes:
 
Page 40