Ariens 939002 - ST520, 939300 - ST520, 939001 - ST520E User Manual
Sno-Thro®
Parts Manual
Models
939001 - ST520E
939002 - ST520
939300 - ST520
00582700 5/06
Printed in USA
THE MANUAL
PRODUCT REGISTRATION
Before you operate your unit, carefully and completely
read manuals supplied with the unit. The contents will
provide you with an understanding of safety instructions
and controls during normal operation and maintenance.
For your safety and the safety of others always read,
understand, and follow all DANGER, WARNING, and
CAUTION messages found in manuals and on safety
decals.
Hardware descriptions are given in decimals.
Decimals to Fractions
.063 1/16 .563 9/16
.125 1/8 .625 5/8
.188 3/16 .688 11/16
.250 1/4 .750 3/4
.313 5/16 .813 13/16
.375 3/8 .875 7/8
.438 7/16 .938 15/16
.500 1/2 1.00 1
SERVICE AND REPLACEMENT PARTS
When ordering replacement parts or making service
inquiries, know the Model and Serial numbers of your
unit and engine.
Numbers are located on the product registration card in
the unit literature package. They are printed on a serial
number label, located on the frame of your unit.
• Record Unit Model and Serial numbers here:
The Ariens dealer must register the product at the time of
purchase. Registering the product will help the company
process warranty claims or contact you with the latest
service information. All claims meeting requirements
during the limited warranty period will be honored,
whether or not the product registration card is returned.
Keep a proof of purchase if you do not register your unit.
Customer Note: If Dealer does not register your product,
please fill out, sign and return the product registration
card to Ariens or go to www.ariens.com.
YOUR SATISFACTION IS IMPORTANT
Questions? Please follow these helpful steps:
1. Refer to the manuals supplied with your unit.
They will guide you through safe and proper
operation and maintenance.
They contain specifications on your unit.
If your questions are not answered in these manuals,
go to step number two.
2. Contact Your Dealer.
Our dealers will be happy to supply any service or
advice required to keep your unit operating at peak
efficiency.
A factory trained staff is available to support your
equipment needs. They stock genuine Ariens parts
and lubrican ts m anufa ctured with the sam e preci sion
and skill as the original.
If your questions are not resolved by the support
staff, ask for the manager or owner.
When contacting your Dealer supply your model and
serial numbers.
• Record Engine Model and Serial numbers here:
UNAUTHORIZED REPLACEMENT PARTS
Use only Ariens replacement parts. The replacement of
any part on this vehicle with anything other than an
Ariens authorized replacement part may adversely affect
the performance, durability, or safety of this unit and may
void the warranty. Ariens disclaims liability for any claims
or damages, whether warranty, property damage,
personal injury or death arising out of the use of
unauthorized replacement parts.
TO SPEED PARTS ORDERING:
1. Know the model and serial numbers of your unit.
2. Know the part number required.
3. Know the quantity required.
4. Know the part description.
2
MODELS
Domestic
Model 939001 (520E)
5H.P. 20” Sno-Thro
Serial No. 000101 and up
Model 939002 (520)
5H.P. 20” Sno-Thro
Serial No. 000101 and up
TABLE OF CONTENTS
DECALS
Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
ENGINE AND DRIVE
Engine and Belt Drive . . . . . . . . . . . . . . . . . . . . . . . . 6
FRAME AND HOUSING
International
Model 939300 (520)
5H.P. 20” Sno-Thro
Serial No. 000101 and up
Handlebars and Controls . . . . . . . . . . . . . . . . . . . . . . 8
Auger and Chute . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Discharge Chute Crank . . . . . . . . . . . . . . . . . . . . . . 12
Gearcase and Impeller. . . . . . . . . . . . . . . . . . . . . . . 14
3
Model 939001, 002, 300
DECALS - 520
5
08000020
1
2
3
4
08000015
Item Part No. Qty . Description
1 05305100 1 Decal, American Flag
2 08093901 1 Decal, Danger- Rotating Parts
3 08094000 1 Decal, Danger
4 08000038 1 Decal, Front Panel, ST520
5 08000020 1 Decal, Control Panel - Single Speed
PS0322
4
NOTES
5
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