Troy-Bilt 772C0767 manual Replacing Friction Wheel Rubber, Drive Belt

Page 16

 

Drive

 

Pulley

Auger

Drive

Pulley

Belt

Idler

Idler

Pulley

Pulley

 

Auger

 

Belts

 

Frame

Figure 19

Lift the auger belt from the auger pulley, and slip belt between the support bracket and the auger pulley. Repeat this step for the front auger belt. See Figure 20.

Replace both auger drive belts by following instructions in reverse order.

NOTE: If you placed plastic film under the gas cap, be certain to remove it before operating the snow thrower.

Support

 

 

Bracket

 

Frame

 

 

Auger

 

Support

Pulley

 

Bracket

Rear

 

Spring

 

 

Auger

 

 

Belt

 

 

Front

Idler

Auger

Auger Belt

Housing

 

Spring

 

 

Figure 20

Drive Belt

Follow the first six steps of the instructions for servicing the auger belts.

Pull the idler pulley up and lift the belt off the engine pulley and friction wheel disc. See Figure 19.

Back out the stop bolt until the support bracket rests on the auger pulley. See Figure 21.

Slip the belt between the friction wheel and drive disc. Remove and replace the belt. Reassemble following the instructions in reverse order.

NOTE: The support bracket must rest on the stop bolt after the new belt has been assembled. See Figure 21.

Friction

 

Wheel

Drive Plate

 

Stop Bolt

 

Support Bracket

Auger Pulley

 

Figure 21

Replacing Friction Wheel Rubber

The rubber on the friction wheel is subject to wear and should be checked after 25 hours of operation, and periodically thereafter. Replace the friction wheel rubber if any signs of wear or cracking are found.

Drain the gasoline from the snow thrower.

Tip the snow thrower up and forward, so that it rests on the housing. Refer to Figure 10.

Remove six self-tapping screws from the frame cover underneath the snow thrower.

Using a 7/8" wrench to hold the shaft, loosen, but do not completely remove, the hex bolt and cupped washer on the left end of gear shaft. See Figure 22.

Lightly tap the hex nut to dislodge the ball bearing from the right side of frame before removing the hex nut and bell washer from left end of shaft.

Move the gear shaft to the right and slide the friction wheel assembly from the shaft. See Figure 23A.

Remove the four screws from the friction wheel assembly. See Figure 23B.

Remove the friction wheel rubber from between the friction wheel plates.

Reassemble new friction wheel rubber to the friction wheel plates and hub, tightening the four screws in rotation and with equal force.

16

Image 16
Contents Operator’s Manual Table of Contents Important Safe Operation Practices TrainingMaintenance And Storage Do not modify engineAssembling Your Snow Thrower Know Your Snowthrower Clean-Out ToolDrive Control / Auger Control Lock Heated Handles Switch on some models Chute CrankAuger Drive Control Shift LeverOperating Your Snow Thrower To Stop Engine To Engage DriveTo Engage Augers Recoil StarterDrift Cutters If Equipped Auger Control TestChute Assembly Operating TipsAuger Control Drive Control and Shift LeverShift Rod Adjustment Carburetor Maintaining Your Snow ThrowerLubrication Augers Servicing Your Snow ThrowerShave Plate and Skid Shoes Belt Removal And Replacement Auger BeltsReplacing Friction Wheel Rubber Drive BeltEngine Off-Season StorageTroubleshooting Problem Cause RemedyTWO Year Supreme Warranty Parts LISTS/LISTE DE Pièces Détachées Part RÉF Pièce Description 31A-701 Page 2227 38 44 31A-702 05.9.05 Page 31A-703 05.9.05 22 20 31A-704 352 31A-705 05.9.05 ANS Deux DE Suprème Garantie 9 Chapitre Dépannage DE Guide 8 Chapitre Remisage de Instructions Frottement Courroies les de Remplacement Patins et LameTarières Entretien 7 ChapitreLubrification PanneauVitesses de levier du Tige PatinVitesses de levier et transmission la de Commande Tarière la de Commande’éjection Goulotte ’utilisation Conseils LA DE Dégagement DE OutilTarières les de Embrayage ’entraînement de Embrayage’huile et d’essence Pleins Démarrage le AvantGoulotte la de Manivelle ’inclinaison de Commande Vitesses de LevierTarière la de commande la de Blocage l’entraînement de CommandeGoulotte la de manivelle la de Montage Guidon du Montage’assemblage Avant ’assemblage pour requis ArticlesÉchéant Remisage ET Entretien Préparation FormationMoteur DE Information ’utilisation Notice

772C0767 specifications

The Troy-Bilt 772C0767 is a versatile and powerful string trimmer designed for homeowners and landscaping professionals who need an efficient tool for maintaining gardens, yards, and outdoor spaces. One of the standout features of this trimmer is its reliable engine, which delivers impressive performance and a consistent cutting power, making it ideal for tackling tough grass and weeds.

Equipped with a 159cc auto choke engine, the Troy-Bilt 772C0767 offers ease of starting and smooth operation, reducing the time you spend preparing to work. The innovative Easy Start technology is designed to minimize the effort required to start the trimmer, allowing users to quickly get to work without the frustrations often associated with traditional starting methods.

The trimmer boasts a 17-inch cutting width, enabling expansive coverage and efficiency as you navigate through larger areas. This cutting width makes it suitable for working around flower beds, fences, and other obstacles while providing a clean and precise cut. Furthermore, the dual-line bump head allows for quick line advancement, ensuring that you can keep cutting without frequent interruptions.

A significant aspect of the Troy-Bilt 772C0767 is its lightweight and ergonomically designed frame. Weighing in at just under 11 pounds, this trimmer is easy to maneuver and reduces user fatigue during longer tasks. The comfortable handle grip enhances control, while the adjustable shaft accommodates users of different heights, making it suitable for a wide range of individuals.

In addition to its physical features, the Troy-Bilt 772C0767 incorporates advanced technologies such as the Turbo-Spin feature. This unique design allows for better airflow around the trimmer line, improving cutting efficiency and ensuring optimal performance in various mowing conditions.

Durability is also a key characteristic of the Troy-Bilt 772C0767. Built with high-quality materials, this trimmer is designed to withstand regular use in tough outdoor environments. The solid construction ensures reliability, allowing you to invest in a tool that will serve you well over time.

Overall, the Troy-Bilt 772C0767 string trimmer combines power, efficiency, and user-friendly features to create an essential tool for anyone looking to maintain their yard or garden. With its combination of innovative technologies and quality construction, this trimmer is a smart choice for all your trimming needs.