Chapter 14 automotive chassis and body seabee online. Some shops can perform a true four wheel alignment, but unless a. What forces lift the rear wheel off the ground in a sprint. Basic wheel alignment there are many reasons why a wheel alignment is to be considered an important repairservice operation on any car. We engage in the newest technology from hunter engineering to ensure that the job done is of high precision and quality. Alignment has a huge affect on how a car feels to drive, how it handles, and how quickly. Proper tire alignment is critical to the treadlife of your tires as well as to your cars steering performance. Operation instructions for autoalign vh8 3d four wheel aligner 2 chapter 1 basics of four wheel alignment read this chapter to acknowledge the following. With the basic kit, it is not necessary to buy an additional computer as an existing workshop pc can be used for wheel alignment. Wheel alignment basics explained and why you need one. A complete wheel alignment check should include measurements of the rear toe and camber. A four wheel alignment is typically for four wheel and all wheel drive vehicles and front wheel drive. Wheel alignment in its most basic form, a wheel alignment consists of adjusting the angles of the wheels so that they are perpendicular to the ground and parallel to each other.
Wheel alignment specifications repair guide autozone. Wheel alignment fundamentals classic trucks magazine. Rear wheel camber and toe also must be checked for a four wheel alignment. Professional four wheel alignment should offer measurement and diagnosis of all 12. Wheel alignment camber, caster, and toe super street magazine. Wheel alignment basics todays modern vehicles have increasingly complex and advanced suspension systems that need to fulfil the requirements of comfort, sporty usage and especially road safety. Two wheel alignment is quickly becoming obsolete and four wheel alignment is rapidly being incorpo. Identify the different types of equipment used during wheel alignment service. Most people think that wheel alignment is best left to the professionals. For a four wheel alignment, set the toe dial on both of the laser.
Wheel alignment camber, caster, and toe super street. A perfectly dished wheel is necessary to determine if the wheel is in the center of the stand. Find out how proper camber, caster, and toe wheel alignment can improve your performance. Basic wheel alignment fundamentals continued will wear both outer edges. This course map shows all of the chapters in construction mechanic basic. Tire size and make, if different can cause a vehicle with accurate wheel alignment to have a directional pull or noncentered steering wheel. Proper wheel alignment diagnosis and correction must follow all of the diagnostic steps.
Specialty products company basic wheel alignment fundamentals wheel alignment technology advances continuously with the introduction of new makes and models of vehicles, engines, transmissions transaxles, steering and electronic suspensions. Laser alignment is an essential component of a viable maintenance. Old front wheel drive cars, they used to toe them out. Wheel alignment basics explained and why you need one you are here. Here are some of the basics you should know before you ruin your cars alignment. Wheel alignment guide how to align your car at home hot. So for the technician who is new to wheel alignments or for the one who wants to refresh his or her basic knowledge, this article will concentrate on the eight different fundamental angles that fall under the heading of wheel alignment.
Understanding your hunter wheel alignment printout youtube. Brian cooley shares with you the basics of wheel alignment. Discount tire does not perform alignment services, but we want to provide you with useful information about how alignment settings can affect your tires. The quickspecs tm product is the perfect partner for your quicktrick tm alignment system and all of your automotive needs click here for wheel alignment. The purpose of these adjustments is maximum tire life and a vehicle that tracks straight and true when driving along a straight and level road. Tl12 passenger car alignment system truline wheel alignment. This comprehensive alignment combines elements of the frontend and thrustangle alignments and also positions the rear axle angles. Traditionally, five alignment angles are checked at the front wheels caster, camber, toe, steering axis inclination sai and toeout on turns. If theyre incorrect, the tires will wear unevenly and faster than normal. Traditionally, five alignment angles are checked at the front wheelscaster, camber, toe, steering axis inclination sai and toeout on turns. Prepare for ase suspension and steering a4 certification test content area d wheel alignment diagnosis, adjustment, and repair. The final piece of the performance alignment puzzle is toe angle.
Most gearheads understand the basic definitions of caster, camber, and toe, but when it comes to actually measuring or setting these wheel alignment specs, the. Alignment at a modern shop includes four wheel thrust inspection, caster set, camber set, and toe set. Basic wheel alignment fundamentals auto lifts, garage lifts, car. Wheel alignment refers to the vertical and horizontal position of a cars wheels in relation to the body of the car. Vag ssp 860103 wheel alignment basics pdf online download. Self study program 860103 wheel alignment basics pdf. Front wheel alignment is described in terms of angles formed. When the vehicle is geometrically aligned, fuel economy and tire life are at their peak, and steering and perfor mance are maximized. Mar 12, 2010 here are some of the basics you should know before you ruin your cars alignment. Jan 24, 2019 after a certain running distance all the four wheelers are supposed to undergo the wheel alignment operation. Modern steering and suspension systems are great examples of solid geometry at work.
Youll find a reasonable tutorial on the basics of wheel alignment and wheelbuilding at. Wheel alignment fundamentals chapter 67 objectives describe each wheel alignment angle tell which alignment angles cause wear or pull introduction correct wheel alignment allows vehicle to run straight on the highway little steering effort minimal tire wear this chapter deals with principles of different wheel alignment angles wheel alignment angles five wheel alignment angles toe camber. This is true in many respects, but some alignment specs are easy to check yourself, and toe is one aspect of alignment that can be checked at home. The alignment training is suitable for technicians undertaking machine alignment, coupling alignment, motor alignmnet, pump alignment, etc. You have purchased one of the finest four wheel alignment systems available at any price. Rear wheel camber and toe also must be checked for a fourwheel alignment. Jul 08, 2016 precise auto service specializes in 4 wheel alignment and is backed up by stateoftheart machineries. Basic wheel alignment techniques mastering the basics. The purpose of these adjustments is maximum tire life and a vehicle that tracks straight and. Both wheels move sideways, and then will lift into the air together. Wheel alignment basics fwd rwd and 4x4 auto repair shop. Wheel alignment is the proper adjustment of all the interrelated suspension angles. Rough roads and potholes can cause wheels to go out of alignment. Wheel alignment geometry describes the positioning of the wheels, tires, and suspension components in relation to each other.
Basic alignment geometry toyota collision repair training. And the wheel had insufficient lateral stability, along with a highly compressed rim causing buckling. Practical alignment tools and techniques bruce lehmann sr. After studying chapter 33, the reader will be able to. When having a hunter 4 wheel alignment, all four wheels your vehicle will be measured simultaneously. Cars need proper wheel alignment for a balanced ride, longer tire life, and improved mileage. Alignment issues that go uncorrected will cause tires to wear down and need to be replaced prematurely. Here is a list of some wheel alignment basics to help you understand how, and why your wheel alignment is so important why is a wheel alignment so important imagine a scenic drive in the mountains, winding through curved canyons and pinefilled views. Course 1alignment and suspension fundamentals specialty. Home latest stories feature understanding the meaning, importance of wheel alignment. Self study program 860103 wheel alignment basics pdf free online. The purpose of producing this handbook is to provide basic information and guidelines for the implementation of good shaft alignment for. A practical guide to shaft alignment plant services.
The basics of wheel alignment and wheelbuilding page 9. When we move from two wheel to four wheel alignment, we add setback and the vehicle thrust angle into the equation. Tl12 passenger car alignment system 8231 blaine road blaine, wa 98230 3603710552. A short course on wheel alignment valley buick gmc. The adjustment procedure for wheel alignment is as follows. Tires and wheels along with ride height and frame angle are also covered. Auto tire and wheel alignment basics freeautomechanic. They should be used only if no other tolerances are prescribed by existing inhouse standards. Introduction and basics, wheel alignment, using wheel, alignment stands for other systems, axles, flow chart, knowledge assessment.
Below, find some terms to help you understand the basics of alignments, and be sure to bring your car into sears auto center for a free alignment checking, using our hunter alignment technology. When performing wheel alignment, technicians and owners check four angles that. Everybody knows, of course, that a car has 4 wheels, but many workshops nevertheless treat the car as though it only had 2 front wheels. Specialty products company basic wheel alignment fundamentals. Pdf wheel alignment inspection by 3d point cloud monitoring. Equip your shop with a powerful wheel alignment machine by hunter engineering. This can come in handy after replacing steering or suspension components so that the vehicle wont be wildly out of. Wheel alignment integrates all the factors of steering and suspension geometry to provide safe handling, good ride quality and maximum tire life. Course 1 provides a basis for understanding alignment procedures. Self study program 860103 wheel alignment basics pdf free onlinetodays modern vehicles have complex and advanced suspension systems that must be comfortable, sporty and safe.
Laser guided wheel alignment systemlaser guided wheel alignment system tl12 passenger car alignment system 8231 blaine road blaine, wa 98230 3603710552 3603710553 fax 8004963777 toll free. Pdf todays wheel alignment inspection systems adopt various computer vision technologies. Understanding the meaning, importance of wheel alignment autodeal on jul 01, 2016. Engineer, thin kerf technologies inc accurate sawing requires attention to proper alignment and maintenance. If the wheel aint up to the job, theres no need to make excuses for it. This video covers the concept of caster, camber and toe in the perceptive. Proper alignment is essential to preventing premature tread wear and keeping your car running safely down the road. Wheel alignment guide how to align your car at home. It wont be enough to notice looking at it, but it only takes an tiny fraction of an inch to negatively effect the wheel alignment. The suggested training order begins at the bottom and. Place the wheel in the stand and rotate the upright adjustment knob until the uprights just touch the locknuts on the hub. Primary wheel alignment angles lexus basic alignment geometry quick training guide ql411c this adjustment sequence is one of the final components of a complete diagnostic process. Well, as it is with many mechanical things, it helps to know what is going on. This manual may contain attachments and optional equipment that are not available in your area.
In fact, the improvements in machine design were critical to the development of thin kerf sawing systems. Use a wheel alignment gauge such as a park tool wag1 to confirm the accuracy of the wheel. Nov 04, 2015 brian cooley shares with you the basics of wheel alignment. Start at the rear, adjust camber optional gauge required and adjust toe. Todays modern vehicles have increasingly complex and advanced suspension systems that need to fulfil the requirements of comfort, sporty usage and especially road safety. Wheel alignment inspection by 3d point cloud monitoring article pdf available in journal of mechanical science and technology 284. Italics are used to refer to specific parts of this manual that provide additional information or explanation. Applications proper alignment when a set of new tires are installed or suspension parts changed, discuss frequency and need for total wheel alignment. Understand the purpose of each wheel alignment setting. It explains steering and suspension components along with describing the basic alignment angles such as camber, caster, toe, and thrust angle.
Self study program 448 wheel alignment basics pdf free online. Zero cambera perfectly vertical wheel and tirecauses the least tire wear. Ive never heard of any coach advising to hold back a bit when you sprint. Autozone repair guide for your suspension wheel alignment wheel alignment specifications. Operation instructions form 5215te05, 06 supersedes form. Move to the front wheels, adjust castor, adjust camber and finally front toe. A short course on wheel alignment in the garage with. Simple alignments, at the proper intervals, will save you money in the long run in tire costs. Aug 03, 2009 in this tech article we provide a diy guide to wheel alignment to show you how to align your cars frontend and set toe, caster, camber, and bumpsteer at home as well as how to scale and cross. We now have ways of measuring the suspension geometry and for correctin. It is therefore necessary to understand the basic principles involved within the steering geometry of the vehicle. Shaft alignment training course ppt presentation and machine. Four wheel alignment assures that all four wheels will be running in precisely the same direction.
Ssp448 wheel alignment basics suspension vehicle steering. The suggested tolerances shown on the following pages are general values based upon over 20 years of shaft alignment experience at. With time, miles, wear and tear, the chassis of your car will settle and bend. Hunter specializes in complete wheel alignment systems and wheel alignment machines for body shops, dealerships, tire dealers and more. If you are driving a front wheel drive or all wheel drive car, there may be no stock caster adjustment available at all, which can be mitigated by the installation of adjustment tension rods or arms, offset caster bushings, or offset top mounts.
Imagine a scenic drive in the mountains, winding through curved canyons and pinefilled views. Here is a list of some wheel alignment basics to help you understand how, and why your wheel alignment is so important. With the plane of the bicycle at 30 degrees from the perpendicular still moving forward with the steering pointed forward, the bicycle can swing from side to side due to intense peak pedal forces. Discuss which vehicle handling problems can and cannot be corrected by an alignment. A racing wheel can get seriously abused when put under a powerful rider with sprint. Alignment is critical to modem sawmills using thin kerf saws. Improper alignment typically produces uneven treadwear figure h either to the inside or outside shoulder of your tire. This tech stop is designed to give you an insight into the technical aspects of wheel alignments and the reasons why it is important to take. Tracking or wheel alignment servicing can be so variable. Understanding the meaning, importance of wheel alignment. With hunters products used in over 100 countries, chances are good that there is a hunter wheel alignment machine in a trusted.
Mar 20, 2009 a brief description of camber, caster, toe, and sai. Always ensure proper ride height and tire pressure. Providing all the adjusters are moving freely, a full four wheel measurement and adjustment can be carried out in 15 minutes. Fill out and return the warranty card within 90 days to activate the warranty and free lifetime technical support.