Auto Service Professional

OCT 2017

Magazine for the auto service professional

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Page 61 of 77

60 | ASP October 2017 Technical standards and should be avoided. Also, if the brand of lift is listed only on the internet, that should raise a red flag, as it's likely an inferior model, and parts and service support are likely non-existent. In short, all lifts are not created equal. Beyond the elements of quality and lifting capacity, each lift must be selected based on the specific tasks that can be performed, shop layout and user preferences. Lifts are like clothing — you need the correct size and type. You wouldn't wear a tuxedo when you're rock climbing or fishing, and you wouldn't wear a heavy winter coat on a hot summer day. One lift may not suit all applications. Here we examine types of lifts. In-ground In-ground lifts (single or two-post) offer a minimal floor footprint, but obviously require floor and ground boring for installation, making them somewhat permanent in terms of placement, as opposed to surface-mounted lifts which can be relocated if needed. Varia- tions of lift points are available including multi-stage lift arms (in terms of arm length adjustment) and pad adapters. Two-post Twin-post lifts require a smaller shop floor footprint as opposed to four-post lifts and are available with symmetric or asymmetric lift arms. Depending on the make and model, drive- on ramp and/or body lift pad options may be added for greater service flexibility. e two-post lift is the most popular for most shop environments. Due to vehicle length and weight distribution, paying attention to the correct lift points of the vehicle is critical. ALI offers a handy reference publication that provides the correct lift points for all popular cars and light trucks. is brochure should be attached to each lift for easy operator reference. Four-post Four-post lifts provide added stability and drive-on ramp vehicle placement ease. Depending on the make and model, cross Twin-post lifts are available in a variety of load ratings and height configurations. Photo courtesy of Challenger Lifts Many four-post lifts can be outfitted with optional cross-members and hydraulic jacks to accommodate suspension unloading. Four-post lifts provide added stability but require a larger shop floor footprint. Photo courtesy Challenger Lifts Photo courtesy of Rotary Lift

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