Manuals / Toro / Lawn and Garden / Snow Blower

Toro 38080, 38065 manual About This Manual, The Toro Company Consumer Service Department

Models: 38065 38080

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About This Manual

This manual was written expressly for the Toro and Lawn-Boy servicing dealer. The Toro Company has made every effort to make the information in this manual complete and correct.

This manual was written with assumption that the reader has basic mechanical knowledge and skills. This book contains material covering the Toro and Lawn-Boy brand 2-Stage Snowthrowers produced from 1990 to 2002, and may be specified for use on products built before 1990 or after 2002 that are similar in design.

We hope that you find this manual a valuable addition to your service shop. If you have questions or comments regarding this manual, please contact us at the following address:

The Toro Company

Consumer Service Department

8111 Lyndale Avenue South

Bloomington, MN 55420-1196

The Toro Company reserves the right to change product specifications or this manual without notice.

The Toro Company - 2001

Bloomington, MN 55420 - U.S.A.

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Toro 38080, 38065 About This Manual, The Toro Company Consumer Service Department, Lyndale Avenue South Bloomington, MN

Contents

TORO/LAWN-BOY TWO STAGE SNOWTHROWER DRIVE SYSTEMS MANUAL Table of Contents - Page 1 ofTable of Contents - Page 2 of TORO/LAWN-BOY TWO STAGE SNOWTHROWER DRIVE SYSTEMS MANUALService Manual 2-Stage Snowthrower Drive SystemsAbout This Manual The Toro Company Consumer Service Department8111 Lyndale Avenue South Bloomington, MN Contents AUGER GEARBOX SERVICEBELTS, CONTROLS AND LINKAGES TRACTION DRIVE SYSTEMSTHIS PAGE INTENTIONALLY LEFT BLANK Two Stage Snowthrower Drive Systems ManualIntroduction ModelModel Name YearIntroduction THIS PAGE INTENTIONALLY LEFT BLANKTwo Stage Snowthrower Drive Systems Manual Chapter 1 - Auger Gearbox Service GENERAL INFORMATIONAUGER GEARBOX LUBRICANT GEARBOX REMOVALAuger Gearbox Service Primary Method - Minimum Disassembly7. Model 38065 and 38080 only - Disconnect the Auger Gearbox ServiceTwo Stage Snowthrower Drive Systems Manual Auger Gearbox Service 3. Disconnect the chute crank rod at the auger Figure6. Now perform steps 1 - 9 under “GEARBOX REMOVAL” on page 1 Auger Gearbox ServiceTwo Stage Snowthrower Drive Systems Manual INSTALLATION Auger Gearbox ServiceAuger Gearbox Service AUGER GEARBOX DISASSEMBLY / SERVICETwo Stage Snowthrower Drive Systems Manual Auger Gearbox Service 6. Clean the output shaft and slide the case halves off. Remove the seals from the case halves and discard the sealsGEARBOX ASSEMBLY Failure AnalysisAuger Gearbox Service Two Stage Snowthrower Drive Systems ManualAuger Gearbox Service 6. On models with worm separate from the impeller shaft - Assemble the parts on the impeller shaft. From the inside out, the order is as follows seal, bushing, thrust washer, thrust bearing, thrust washer, key, worm, thrust washer, retaining ring sharp edge towards the front and bushing FigureNote Some models have 8 gear case screws others have Auger Gearbox ServiceTwo Stage Snowthrower Drive Systems Manual THIS PAGE INTENTIONALLY LEFT BLANK Two Stage Snowthrower Drive Systems ManualChapter 2 - Belts, Controls and Linkages INTRODUCTIONREPLACING THE AUGER/IMPELLER DRIVE BELT Two Stage Snowthrower Drive Systems ManualREPLACING THE TRACTION BELT Belts, Controls and LinkagesReplacing the Traction Belt - Toro Models 38065, 38080 HOW TO AVOID THE HAZARD Use caution when removing the spring Belts, Controls and LinkagesPOTENTIAL HAZARD The spring is under heavy tension Two Stage Snowthrower Drive Systems Manual11. Install a new belt around the large traction pulley Belts, Controls and Linkages6. Remove engine crankshaft screw, lock washer and washer Figure Belts, Controls and LinkagesTwo Stage Snowthrower Drive Systems Manual 18. Reinstall idler pulley spring Belts, Controls and LinkagesCONTROL AND LINKAGE ADJUSTMENT Auger Control Adjustment - Toro Models 38065, 38080Install Auger Drive Control Rod Adjusting Auger/Impeller Drive BeltAuger/Impeller Drive Control Linkage - All Other Models Belts, Controls and LinkagesADJUSTING TRACTION CONTROL Adjusting the Traction Control - Toro Models 38065, 38080Belts, Controls and Linkages Two Stage Snowthrower Drive Systems Manual13 cm Figure 61. This is a preliminary setting only Belts, Controls and Linkages3. Tighten the two flange nuts finger tight Belts, Controls and LinkagesTwo Stage Snowthrower Drive Systems Manual ADJUSTING THE SPEED SELECTOR Belts, Controls and LinkagesChapter 3 - Traction Drive Systems INTRODUCTIONTwo Stage Snowthrower Drive Systems Manual 1. GapTROUBLESHOOTING THE TRACTION DRIVE - ALL MODELS DISASSEMBLY - TORO MODELS 38065, 38080Traction Drive Systems Drive slippingTraction Drive Systems 7. Disconnect the two clevis pins on the shift linkage rodsTwo Stage Snowthrower Drive Systems Manual ASSEMBLY - TORO MODELS 38065, 38080 Preparation Traction Drive Systems1. Eyebolt Snap ringTraction Drive Systems AssemblyTwo Stage Snowthrower Drive Systems Manual 4. If the pivot assembly was repaired, now is the time to assemble it Traction Drive Systems1. Drain the gasoline and oil Traction Drive SystemsTwo Stage Snowthrower Drive Systems Manual Traction Drive Systems 7. Disconnect the shift rod and traction drive rod14. Now the two bearings that support the hex shaft can be removed Traction Drive SystemsTwo Stage Snowthrower Drive Systems Manual Assembly Steps Assembly TipsTraction Drive Systems Traction Drive Systems Two Stage Snowthrower Drive Systems Manual2773-078 MVC-86212. If the receiver cam has been removed, install it now Traction Drive SystemsTraction Drive Systems 17. Install the friction wheel and sliding bracket. The friction wheel should be on your left FigureTwo Stage Snowthrower Drive Systems Manual DISASSEMBLY - TORO MODELS 38066, 38078, 38083, 38084 Traction Drive SystemsTwo Stage Snowthrower Drive Systems Manual Traction Drive SystemsBell crank ASSEMBLY - TORO MODELS 38066, 38078, 38083, 38084 Traction Drive SystemsSUB ASSEMBLY REPAIR TORO MODELS 38066, 38078, 38083, 38084 Traction Shaft/Friction Wheel DisassemblyTraction Drive Systems Two Stage Snowthrower Drive Systems ManualAxle and Friction Plate Disassembly AssemblyTraction Drive Systems 4. The bearings can now be removed from the frameTraction Drive Systems Axle and Friction Plate AssemblyTwo Stage Snowthrower Drive Systems Manual THIS PAGE INTENTIONALLY LEFT BLANK Two Stage Snowthrower Drive Systems Manual