Yost Vises 910-AS - User Manual

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Thank you for choosing a Yost Vise. For future reference please record the following:

Model #: 910-AS

Purchase Date: _____________

Supplier: _____________

I n s p e c t i o n a n d A c c e p t a n c e

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following delivery to Buyer. Buyer shall have seven (7) days from the date Buyer

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Seller, in writing, of any defects, nonconformance or rejection of such products. After

such seven (7) day period, Buyer shall be deemed to have irrevocably accepted the

products, if not previously accepted. After such acceptance, Buyer shall have no right to

reject the products for any reason or to revoke acceptance. Buyer hereby agrees that such

seven (7) day period is a reasonable amount of time for such inspection and revocation.

Buyer shall have no right to order any change or modification to any product or services

previously ordered by Buyer or its representatives or cancel any order without Seller's

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may not be canceled or returned, and no refund will be made. The sole and exclusive

remedy for merchandise alleged to be defective in workmanship or material would be the

replacement of the merchandise subject to the manufacturer's inspection and warranty.

Product Specifications:

1. Technical Statistics:

Model Item Jaw Jaw Pipe Throat

Number Number Width Opening Capacity Depth Weight

910-AS 10910 10” 10” 7/8" – 2-5/8" 4" 56lb

2. Jaws able to withstand a load of no less than 1600 inch pounds without distortion

of the vise or any components.

3. Hardened steel serrated jaws have a Rockwell C hardness of RC 52-58.

IMPORTANT SAFETY INSTRUCTIONS

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Summary

Product Specifications

Technical Statistics

Lists key technical data including model, jaw width, opening, capacity, and weight.

Mount Vise To A Secure Workbench

Parts List

Parts List 910-AS “All Steel Utility Vise”

Comprehensive list of all parts for the 910-AS model, including part numbers and quantities.

The Yost Vise is a robust and essential tool designed for securely holding workpieces during various tasks, ensuring stability and safety for the operator. Its primary function is to clamp objects firmly, allowing for operations such as cutting, drilling, filing, and assembly without the risk of movement or slippage. This manual outlines the proper setup, operation, and maintenance procedures to ensure safe and effective use of the vise.

Function Description

The Yost Vise serves as a mechanical work-holding device, providing a stable platform for a wide range of materials and shapes. It consists of a fixed jaw and a movable jaw, which are brought together by turning a lead screw with a handle. This action applies significant clamping force, securing the workpiece in place. The vise is typically mounted on a workbench, making it an indispensable tool for workshops, garages, and industrial settings. Its design allows for precise positioning of the workpiece, enhancing accuracy and safety during manual or powered operations. The swivel base feature further extends its utility by allowing the operator to rotate the clamped item to different angles without re-clamping, providing optimal access and ergonomic positioning for various tasks.

Usage Features

The Yost Vise is engineered with several features that enhance its usability and versatility:

Secure Mounting: The vise is designed to be securely bolted to a workbench, ensuring maximum stability during use. The manual emphasizes the importance of using appropriate nuts, bolts, and lock washers in all mounting holes to prevent movement or detachment. For added strength, it is recommended to place a piece of wood or metal plate underneath the workbench during installation.
Jaw System: The vise features hardened steel serrated jaws that provide a strong grip on workpieces, preventing slippage. These jaws are designed to withstand significant loads without distortion, ensuring durability and consistent performance. The serrated surface enhances friction, making it suitable for holding a variety of materials.
Swivel Base Operation: A key feature of this vise is its swivel base, which allows the entire vise to be rotated on its mounting. This is particularly useful when different angles of access are required for a workpiece without having to reposition the item within the jaws. The swivel base is secured by lockdowns on both sides, which can be loosened to rotate the vise and then tightened to lock it into the desired position. This flexibility improves workflow and operator comfort.
Handle and Lead Screw: The vise operates via a lead screw mechanism, controlled by a handle. Turning the handle clockwise closes the jaws, applying clamping force, while turning it counterclockwise opens them. The design ensures smooth and controlled movement of the movable jaw.
Pipe Capacity: In addition to flat or irregularly shaped objects, the vise is equipped to hold pipes or cylindrical objects securely. This expands its utility for plumbing, fabrication, and other tasks involving round stock.
Safety Considerations: The manual stresses several safety guidelines for using the vise, including wearing appropriate personal protective equipment (PPE) such as eye, face, and ear protection, as well as dust masks or respirators when working with materials that produce dust or mists. It also advises against using hammers, extension pipes, or cheater bars on the spindle handle, as this can damage the vise or cause injury. Proper selection of vise size for the workpiece and avoiding over-tightening are also highlighted to prevent damage to both the vise and the item being clamped.

Maintenance Features

Proper maintenance is crucial for extending the lifespan and ensuring the safe operation of the Yost Vise. The manual outlines simple yet effective maintenance practices:

Regular Greasing: The main screw of the vise requires regular greasing. This lubrication ensures smooth operation of the movable jaw, reduces friction, and prevents wear and corrosion of the screw mechanism. A well-lubricated screw makes it easier to open and close the vise and maintains the integrity of the clamping force.
Inspection for Damage: Operators are advised to regularly inspect the vise for any signs of stress fatigue or damage before each use. This includes checking for cracks, bends, or any deformities in the jaws, base, or other components. Early detection of damage can prevent further deterioration and potential accidents during operation.
Secure Mounting Check: Periodically, the nuts securing the vise to the workbench should be rechecked and re-tightened. Vibrations and forces exerted during work can loosen these fasteners over time, compromising the stability of the vise. Ensuring a secure mount is fundamental to safe operation.
Cleanliness: Keeping the vise clean from debris, metal shavings, and other contaminants is important. Accumulation of foreign material can interfere with the smooth movement of the jaws and lead screw, potentially causing wear or jamming.
Storage: While not explicitly detailed as a maintenance feature, proper storage in a clean, dry environment helps protect the vise from rust and environmental damage, contributing to its longevity.

By adhering to these usage and maintenance guidelines, operators can ensure their Yost Vise remains a reliable and safe tool for many years. The emphasis on safety, proper setup, and routine care underscores the manufacturer's commitment to user well-being and product durability.