How your clutch system plays an indispensable role for your drivetrain, Park the truck or trailer on level ground, Ensure the parking brake if OFF so can move the slack adjusters, Pull on the slack adjuster. Proper adjustment of the adjusters is essential for the trailer brakes to function properly. FREE delivery Jan . To view our automatic slack adjuster installation kits, visit the WABCO Customer Care Center. Wheelco is expanding and opening another distribution center with a store front that will be open November 7th, 2022. This procedure only takes a few minutes to. We stock a complete line of Automann heavy duty truck parts and have a great working relationship with Automann. Automann is headquartered in Somerset, NJ and operates a satellite west coast distribution facility in Ontario, CA.Formed in 1994 Automann has evolved into a leader in the heavy duty aftermarket. Begin by removing the pin from the rods end using pliers. The suspension adjustment is now free of the S-cam. Type A, 1.5 inch 28 spline, 6.0 inch arm length. Saving Lives, Protecting People, The National Institute for Occupational Safety and Health (NIOSH), Lessons learned from a fatal crash: Truck air brake warning: Manually adjusting automatic slack adjusters is dangerous, can lead to deadly consequences, http://www.iafc.org/displayindustryarticle.cfm?articlenbr=30820, Safety Advisory: Manual Adjustment of Automatic Slack Adjusters May Contribute to Unexpected Brake Failure on Automotive Fire Apparatus, National Institute for Occupational Safety and Health, Fatality Assessment and Control Evaluation Reports (FACE), Firefighter Fatality Investigation Reports, U.S. Department of Health & Human Services. Replaces OEM numbers 40020304, 400-20304, 409-20010 and 40920010. 6-11 Months 0000319254 00000 n Centers for Disease Control and Prevention. Instead, investigatewhythe brake is over the stroke limit. of all U.S. fire departments, fire fighters, and fleet maintenance departments who are tasked with preventive maintenance or operation of apparatus equipped with ASAs. Manual adjustment of ASAs should only be done by qualified technicians during installation or when absolutely necessary to move the apparatus to a repair facility (NTSB 2006, 2007; IAFC 2006). If you have Haldex style of slack adjusters with a hex that takes a 7/16 socket you do need back it off against the ratchet to make sure the ratcheting mechanism is working. Probably overkill. What you need to know about slack adjusters, so your braking system can perform at its best. Evaluate the brakes friction blocks for wear level and cracks, replacing the friction if necessary. Automann is premier global distributor and manufacturer of aftermarket truck and trailer chassis parts. Then we will take a wrench and put it on the adjust nut and apply the brakes.Release, Apply, Release, Apply, Release, Apply, Release.As you can see the wrench is turning. WABCO automatic slack adjusters use powder-coated housing to help enhance corrosion resistance and extend the products lifespan, reducing the need to replace the part as often. Get help from one of our a dedicated Customer Service Representative who know the industry. Yet despite years of warnings, automatic slack adjusters (ASA). This Haldex AA1 Clearance Sensing Automatic Slack Adjuster makes the most consistent and precise gradual adjustments for optimum lining-to-drum clearance. Trailer Brake Adjustment . 0000040231 00000 n Inspect the clevis pins connecting the chamber to the automatic slack adjuster to ensure they turn freely, and coat with an anti-seize lubricant. "After you've run through that list, verify the slack adjuster's performance by following the manufacturer's instructions on conducting a functional check," McComsey said. Pull the slack to its applied position . Details, Meritor type automatic slack adjuster R803054. 0000317488 00000 n Lubricate the idler pulley with an approved lubricant every six months or 50,000 miles. The site was originally created for auto enthusiasts of all types, including enthusiasts who like supercars, drive fast, or just simply enjoy the presence of other car lovers. NFPA [2007]. % 0 The economics of having a truck be put out of service due to slack adjuster issues is outrageous, when you consider the little-to-no additional cost to install quality automatic slack adjusters that require low maintenance. Details, Automatic slack adjuster guide pawl kit for All Meritor ASAs. trailer New Refrigerant Regulations You Must Know, Fluid Power Basics: Stop Wasting Energy & Money, St. Description: SLACK ADJUSTER, Brand: Meritor [MERTR], Unit of Measure: Each, VMRS Code: 013-017-017 [Slack Adjuster - Automatic, Position Not Specified], . Hold a tape measure alongside the air chamber's pushrod and brace its end against the back of the chamber. If you have Haldex style of slack adjusters with a hex that takes a 7/16 socket you do need back it off against the ratchet to make sure the ratcheting mechanism is working. 0000326504 00000 n Our mechanic takes a look at how to adjust an automatic slack adjuster on a Hendrickson Air Ride suspension system. all times. Thank you for taking the time to confirm your preferences. TruckSpring.com is your source for light, medium, and heavy duty truck and trailer parts. The ratchet in those isn't exactly like a ratchet tool. This can be found by measuring the inside of the socket or the width of the camshaft. New items posted daily!-------------Thank you for visiting Royal Truck \u0026 Trailers (Royals) YouTube Page (Page). The tendency to manually adjust auto-slacks is longstanding, as Quimby's original report emphasized, and out-of-service brake violations continued to top the annual Commercial Vehicle Safety. Quincy, MA: National Fire Protection Association. Details, A SORL manual slack adjuster, 1.5 inch camshaft diameter, 28 spline and 5.5 and 6.5 inch arm span. Crawl beneath the trucks bed to locate a turnbuckle. These slacks can be used at any of the lengths available. << Safety Advisory: Manual Adjustment of Automatic Slack Adjusters May Contribute to Unexpected Brake Failure on Automotive Fire Apparatuspdf icon [PDF 363 KB]. Check the CVSA guidelines to determine the maximum allowable stroke, which is based on the chamber size and type. 2006 ed. Note that the Versajust automatic slack adjuster is compatible with Bendix ASA-5 automatic slack adjusters. Also check the manufacturers recommendations for lubrication of the adjuster, noting the suggested mileage, frequency, and lubricant grade. The ratchet in those isn't exactly like a ratchet tool. There are many factors that can cause an automatic slack adjuster to overstroke, but none of these will be remedied with a manual readjustment. While conducting an investigation of a recent apparatus crash-related fire fighter fatality, NIOSH learned that fire departments may not fully appreciate the hazards related to manual adjustment of ASAs. For more information, visit our literature store to access an extensive library of information aimed at helping you learn all you need to know to keep commercial vehicles performing their best. Start by referring to the manufacturers instructions and mechanism tests to determine whether the slack adjuster is properly adjusting the brake. 1.5 inch 28 spline, 5.5 inch arm length, 1/2 inch arm hole diameter. True to the name, they are easy to fit and install on most commercial vehicles. Now, I own my garage in Miami, Florida. There are two types of slack adjusters: the stroke and clearance adjuster. Automatic adjusters should not be operated as manual adjusters except as may be necessary to get the vehicle off the road for service. /L 368301 Brake slack adjusters compensate for wear in both the brake lining and the brake drum. Mark the push rods departure point from the air chamber with a piece of chalk. When this happens, the slack adjuster will automatically adjust during the return stroke to maintain the correct shoe-to-drum clearance. /Linearized 1 He/she calls roadside assistance to diagnose the issue. Turn the clearance adjuster a quarter to a half turn so that there is a small gap between the drum and the liner. NIOSH recommends that all fire departments operating fire apparatus equipped with automatic slack adjusters (ASAs) immediately take the following actions to reduce the risk of fire fighters being injured in an apparatus crash due to brake failure: An automatic slack adjuster is a mechanical component of the air brake system that adjust brakes as necessary when the vehicle is in operation to compensate for wear in the brake shoes (drum brakes) or pads (disc brakes). The adjusters have a finite lifespan; they do not outlast the vehicle. What we will do to adjust this is put our wrench on here and turn it clockwise until the brake tightens up. Automatic slack adjusters are designed to automatically adjust for the wear of the brake pad and brake lining. "Brake stroke has a direct impact on braking performance, and. 2 Years May 25, 2021. 0000021623 00000 n Details, Haldex Type Automatic Slack Adjuster. A manual adjustment would probably need to be adjusted every 10,000 miles in the typical highway environment in the United States. . endobj All disputes arising out of, or related to, your use, viewing, or other engagement with this Page shall be (a) governed by the laws of the State of Michigan and (b) resolved exclusively in the appropriate federal or state court in the State of Michigan. Where component replacement is necessary, Bendix stresses the use of OEM-equivalent equipment to ensure correct operation and peak performance. Each company we work with has specific experience requirements for their drivers. Inspect the return spring on the air chamber or on the service side of double diaphragm spring brakes. Lang Tools 4651 Automatic Slack Adjuster Release Tool and Wrench, One Size, Made in The USA. Find many great new & used options and get the best deals for Haldex Automatic Brake Adjuster Kit - DS Slack Adjusters; ZZ40010071 at the best online prices at eBay! >> 0000000017 00000 n Customer driven is more than just offering you advice, giving time-honored service or contributing the latest tech-support. The part is configured to transmit force from the brake actuator to the brake camshaft, so the stroke of the brake cylinders remains unchanged. They're called automatic slack adjusters for a reason, and the manufacturers that make them want to keep it that way. Bendix reminds vehicle owners of its clear, step-by-step guidelines for addressing out-of-adjustment wheel-ends equipped with automatic slack adjusters. 0000326704 00000 n All Rights Reserved. Utilizing self-setting sensor functionality and a lifetime lubrication design, they help prevent the need for service, enabling easier maintenance for each vehicle. driver training. The effective length of the slack adjuster on each end of an axle must be the same. Used for adjusting automatic slack adjusters. For transport trucks delivering goods, reducing downtime is always critical and impacts bottom line. 0000002646 00000 n Automatic slack adjuster for on-highway, linehaul and vocational applications delivers shorter stopping distances and offers longer lining life. O'Reilly Auto Parts has the parts and accessories, tools, and the knowledge you may need to repair your vehicle the right way. That means the brake is trying to adjust itself back up under application.Adjusting an automatic slack adjuster is fairly simple. See the productbrochureformore information, including part numbers. What fleets would lose in downtime pays for itself, hundreds of times over.. 0000035936 00000 n For more information on service or repairs please contact one of our locations or visit our website www.badger-utility.comHi, I am Aaron with Badger Utility, and I am going to show you how to adjust automatic slack adjusters and check their functionality. 0000040578 00000 n Cookies used to enable you to share pages and content that you find interesting on CDC.gov through third party social networking and other websites. 0000033728 00000 n Automann is committed to the long term success of its distributors and continues to invest in expanding its product offering and improving its services. The shortage of parts in production has directly impacted commercial vehicle uptime. Our air brake slack adjuster tool set simplifies and speeds up brake servicing and installation. The manual adjustment of ASAs may contribute to unexpected brake failure We take your privacy seriously. The experts at Bendix Commercial Vehicle Systems LLC recognize that proper brake stroke adjustment and maintenance are critical to commercial vehicle and roadway safety. 1.5 inch 28 spline, 5.5 inch arm length, 1/2 inch arm hole diameter. 0000035702 00000 n At Wheelco, we suggest adjusting your manual slack adjuster approximately every 10,000 miles. Turn the adjustment screw head on the back of the suspension adjuster counterclockwise to loosen it. The thickness of the brake linings or pads shall meet the applicable requirements of this paragraph - (1) Steering axle brakes. WABCO brings over 150 years of innovation and commercial vehicle transportation expertise and is a global leader in braking and stability systems including Electronic braking, Air Disc Brakes, iABS and automatic emergency braking. Details, Meritor Type ABA Automatic Slack Adjuster R801041. 35 61 35 0 obj What is the lifespan of the regulators? 4.8 (2,503) $4538 $69.99 FREE delivery Wed, Mar 8 Titan - 2 Pc. 0000035180 00000 n Vehicles found to have ASAs that are out of adjustment should be taken out-of-service immediately until corrective brake service is completed. When in doubt,call our service techniciansfor further assistance. Bendix safety technologies complement safe driving practices. NTSB [2006]. The identification should be no less than two inches away from the compressed air brake chambers back. One end is connected to the brake chambers pushrod. Finding these three measurements is the key to finding the correct slack adjusters. 5+ Years, Please select ALL of your current, valid drivers licenses. << 78K views 2 years ago How to adjust the automatic slack adjuster and maintenance for the automatic slack adjuster. We understand that no two customers are alike, nor are their needs. Check the brake shoe return springs to ensure a proper return to the zero stroke position. Finding these three measurements is the key to finding the correct slack adjusters. Damage from accidents, corrosion, improper installation, incorrect applications, overloading, and custom applications that are not specified under the OEM cross references. You can review and change the way we collect information below. Typically ships in 7 to 10 business days. Once this happens, it rotates the slack adjuster which forces the brake shoes out. replaces a skilled, alert driver exercising safe driving techniques and proactive, comprehensive 0000020158 00000 n 0000033577 00000 n 1 Year Sign up for our newsletter! Wheelco Truck & Trailer Parts 61 Years, Since 1961! Meritor Type ABA Automatic Slack Adjuster R801041. Discussion in 'Trucks [ Eighteen Wheelers ]' started by Dusty Boots, Sep 7, 2013. /O 37 Many slack adjusters feature multiple pin holes. Low-maintenance, long-life design with fewer moving parts, Q Plus LX500 extended-lube feature combines specially mated brake and Meritor ASA, Installation template for error free Install, Accurately reads the shoe-to-drum clearance. Check the brake drums for maximum diameter and surface finish, and replace if necessary. Indicator Slack Adjuster TSE Brakes Introduces New Brake Adjuster With Stroke Indicator. If an Automann product failure results from a manufacturer defect, contact us at Michigan Truck Spring for support. ZF Commercial Vehicle Systems North America the largest and most comprehensive commercial vehicle technology supplier and integrator unites trusted brands ZF, WABCO, TRW, Lemforder, and Sachs. $147.94. Services 4 slack adjusters. 1.5 inch-10, 5.5 inch arm length, Unhanded. So in that regard, he is correct. 0000319085 00000 n If a wheel-end equipped with an automatic slack adjuster is out of adjustment, Bendixs first and most important piece of advice is this: Do not manually adjust the adjuster. Locate the air tank on the trucks side and slowly release the valve to let extra air out of the system. This means that the brake adjusters automatic adjustment is not affected by the drivers braking method (hard or soft). The difference between the two measurements is the chamber stroke. On all Automann products against defects in workmanship or material for a period of 1 year. By checking this box and clicking the "Send me job offers" button below, I represent that I: By checking this box and clicking the "Send me job offers" button below. 4,000 to 6,000 Standard Chassis Each Preventative miles or every Grease Maintenance 3 months Service Interval Every automatic brake adjuster requires inspection at periodic . This warranty does not cover loss of freight, loss of profit, equipment, or personal downtime. 0000328178 00000 n Ensuring your heavy-duty vehicle is equipped with trusted braking systems and high-performing parts is essential. Inspect the camshaft bushings for wear by checking radial and axial endplay, following the brake manufacturers guidelines. Shop O'Reilly Auto Parts online. Any fitting,. Built to be robust and reliable, the automatic slack adjuster optimizes brake performance by increasing payload capacity and enhancing camshaft bracket life. 4.5 out of 5 stars 96. Locate the adjustment mechanism on the clearance adjuster. The NIOSH Fire Fighter Fatality Investigation and Prevention Program is conducted by National Institute for Occupational Safety and Health. The ratchet is spring loaded. Automatic Slack Adjuster as a component of the foundation brakes. Automatic slack adjusters have an adjusting mechanism that adjusts for brake lining wear. 99 . 0000035324 00000 n The cam bar S is held in the play adjuster by this circlip. TSE Brakes, Inc. is introducing the latest innovation in their line of Auto Slack Adjustors, with the new Brake Adjuster with Visual Stoke Indicator. 0000327336 00000 n Tell us what you are driving, and well recommend the best slack adjuster for you. By using, viewing, and/or otherwise engaging with the content on this Page, you acknowledge and agree to the following:The content provided on this Page: (a) is intended only to provide general guidance; (b) is not intended to constitute professional advice or professional services; and (c) should never be considered a substitute for professional advice or professional services provided by an individual or company retained by you to provide professional advice or professional services to you. Our slack adjusters offer a few unique features that make them the superior choice in the commercial vehicle industry, such as a lifetime lubrication design and enhanced powder coated housing. (Bendix recommends using an NGLI grade 2 lubricant at every preventive maintenance inspection, which is approximately every three months or 30,000 miles.). %PDF-1.3 Royal shall not be liable to you for any losses or damages of any kind, which arise from, or relate to, your use, viewing, or other engagement with this Page. I am an Automotive specialist. The arm span of a slack adjuster is the distance between the center of the camshaft and the center of the pin hole that is used with the clevis. Again, pointing out one of the key differentiators of WABCO automatic slack adjusters which is long-term lubrication EasyFit Automatic Slack Adjusters are engineered with a self-energized sealing design. Under CVSA inspection guidelines, drivers can incur fines if 25 percent of a trucks wheel-ends are out of adjustment. Picture this scenario: A driver transporting a refrigerated trailer full of meat across multiple states experiences an operating issue with his truck. 0000001548 00000 n Once the lining meets the drum the adjusting mechanism disengages. Michael Day. I have worked at General Motors Company for over five years as the Marketing Operations Production Coordinator. Apply more turning power with less fatigue to the hand. Information on this site is subject to change without notice. /N 2 21K views 3 years ago Gunite Automatic Slack Adjuster Training Part of the Accuride Gunite brand Automatic Slack Adjuster training series. CDL Grad, No Experience Manufacturer Website. Those gears don't turn too much. 95 0 obj If the brake needs to be adjusted, compare the actual stroke to the suggested maximum stroke of 1 1/2 inches (38 mm). Fire Departments should ensure that all technicians conducting brake service on fire department apparatus: (1) are certified in air brake repair to the level (T-4) required by the Automotive Service Excellence Medium/Heavy Duty Truck Technician Certification and (2) have, at a minimum, Level 1 Fire Apparatus Technician Certification as certified by the Emergency Vehicle Technician Certification Commission. About UsDisclaimerCookie PolicyPrivacy PolicyTerms & ConditionsWrite for UsContact Us. However, this is just a general guideline since truck braking systems vary. Then, using a rubber mallet, tap the connecting rods end. Automatic slack adjusters are designed to require little maintenance. An automatic slack adjuster eliminates the need for in-service manual adjustment. $31.25 $ 31. /Prev 367465 Gunite slack adjusters are the industry's. Details, Greasable clevis pin CPS114, 1/4 inch diameter x 1-1/4 inches long with cotter key. Be safe and check the slack adjuster movement. Pull the air brake lever to re-adjust the air brakes, and then switch off the engine. The puncture must be at least 1/2 inch from the edge of Technology has grown so much in the present time that we can now track our vehicles wherever they go. Automatic Slack Adjusters (ASA)s represent an advancement in truck brake technology. Automatic Slack Adjuster. At a minimum, drivers may expect a truck to be out of service anywhere from several hours to multiple days. How to Measure and Identify a Slack Adjuster Spline Teeth Get help the way you want - Phone, text chat or email. The purpose of the program is to investigate fire fighter line-of-duty deaths and formulate recommendations for preventing future deaths and injuries. /Info 34 0 R Cookies used to track the effectiveness of CDC public health campaigns through clickthrough data. It maintains proper brake adjustment on the wheel end. Adjustable elements compensate for the normal wear of the brake linings. Call for immediate assistance. How to select the right air compressors, air disc calipers, drum brake shoes and steering gears. Nothing on this Page should be construed as creating a professional, contractual, or other relationship between you and Royal or anyone else.Royal makes no representations or warranties of any kind concerning the accuracy, completeness, or usefulness of the content provided on this Page. /H [ 1650 568 ] Meritor Part Numbers:R803195, R803110, R803112, R803116, Stemco Part Numbers:MK41100S, MK42100S, MK42106S, MK43106S, Gunite Part Numbers:AS1132, AS1140, AS1141, AS1144. In CDL School Now Details, Haldex type self-securing automatic slack adjuster with 1.5 inch Camshaft Diameter, 28 Spline, 6. 3. 0000021340 00000 n The GPS has become one Vehicles use several belts to power different significant components. Inspect the cam head and rollers for abnormal wear. When the brake lining or brake pad wears, the gap between it and the brake drum increases. Part of the brake products portfolio, WABCO automatic slack adjusters are are designed to reduce service time and keep vehicles on the road. Bendix Commercial Vehicle Systems LLC 35500 Chester Road Avon, Ohio 44011 . Then we will back it off one half turn, and your brakes should be set in the proper adjustment.Now let's make sure the brake adjuster is working properly. The part is configured to transmit force from the brake actuator to the brake camshaft, so the stroke of the brake cylinders remains unchanged. Our slack adjuster knowledge is immeasurable. However, it is important to have them routinely checked to ensure they are properly adjusted and performing at their best. Disconnect the connecting rod between the backlash adjuster and the air brake chamber by removing the pin. I love cars and love to share everything about them with my readers. startxref NFPA 1911 Standard for the inspection, maintenance, testing, and retirement of in-service automotive fire apparatus. What fleets would lose in downtime pays for itself, hundreds of times over.``. Then loosen it half a turn, and you should be fine. Automatic Slack Adjusters Manual Slack Adjusters updown Compare You can compare up to 4 part numbers. Therefore, the slack adjuster and camshaft must have the same amount of teeth. 0000033933 00000 n 0000306367 00000 n 0000002218 00000 n What we will do is back it off further than one half turn. K Tool International 70130 Heavy Duty Truck Air Brake Automatic Slack Adjuster Wrench Set, Fork End Release, Double Square Offset Reversible Wrench. 0000305491 00000 n While Royal does not generally regulate the content posted by third parties on this Page, Royal does reserve the right to remove content and/or block users at its discretion.You choose to use the information provided on this Page solely at your own risk. Lets learn how to check slack adjusters. Please select the number of verifiable months youve been driving professionally using your Class A CDL within the last 3 years. Automatic Slack Adjusters are one of the most reliable tools in measuring potential issues with your brakes, while getting the best out of them at the same time. Linking to a non-federal website does not constitute an endorsement by CDC or any of its employees of the sponsors or the information and products presented on the website. This reduces uneven wear. "Dimensions and the geometry have to be maintained throughout the . We get this question a lot at Wheelco. NFPA 1071 Standard for emergency vehicle technician professional qualifications. /T 367477 I graduated from Michigan with Bachelor in Automotive Engineering and Management. (d) Linings and pads. 0000021095 00000 n Establish procedures to ensure maintenance on fire apparatus is conducted as recommended in NFPA 1911, Ensure maintenance is only performed by qualified technicians who meet NFPA 1071. Located in Saginaw, Michigan, and established in 1976, we've been selling online since 2001. Built to be robust and reliable, the automatic slack adjuster optimizes brake performance by increasing payload capacity and enhancing camshaft bracket life. When an ASA is found to be out of adjustment, it signifies the existence of a larger braking system problem that needs correction. Our Michigan Based Parts Experts Can Help. BSFB is a joint venture between Bendix Commercial Vehicle Systems LLC and Dana Commercial Vehicle Products, LLC. Using a rubber mallet, tap the side of the trailer tensioner toward the end of the cam rod S until the tensioner is released. Both manual and automatic slack adjusters have three qualifications which can be easily measured. Usually, a 9/16 wrench is needed to turn. This brake adjuster is already backed off one half of a turn. Depending on your specific needs we offer several braking solutions. Our team helps customers like you get answers to their unique problems. 0000044335 00000 n At Wheelco, we suggest adjusting your manual slack adjuster approximately every 10,000 miles. Collision between a Ford dump truck and four passenger cars, Glen Rock, PA, April 11, 2003. 0000327073 00000 n Upon completing these inspections, verify the slack adjusters performance by following the manufacturers instructions on conducting a functional check. 0000317823 00000 n NFPA [2006]. Automatic slack adjusters remove the slack in the brake linkage without the need for manual adjustment. Eliminate the wheel chocks from the rear of the wheels. TruckSpring.com is your source for light, medium, and heavy duty truck and trailer parts. If necessary, replace the bushings. Fleets have estimated the cost of downtime to be a loss of about $100 per hour. What You Need to Know About WABCO Aftermarket Programming, 14% of commercial motor vehicles inspected, Designed for lifetime greasing (eliminating the need for regreasing), Superior durability and corrosion protection against impact, abrasion, and harsh conditions, Unique adjuster mechanism that aims to consistently prevent over-adjustment and reduces pulling. At Wheelco,beingcustomer drivenis more than just a motto we live by. CDC is not responsible for Section 508 compliance (accessibility) on other federal or private website. 0000317634 00000 n The automatic slack adjuster is designed to compensate for brake lining and drum wear to maintain a constant actuator stroke. It means that our employees will do everything we can to best serve you, our valued customer. Figure 1 Handed and Unhanded Slack Adjusters There are two automatic slack adjuster designs: handed and unhanded. Often, improper adjustment is due to operator negligence. Bendix Commercial Vehicle Systems LLC, a member of the Knorr-Bremse Group. 0000146136 00000 n Follow the s-cam to see which direction it moves to make sure you set it up correctly; once the push rod is pushed out of the air chamber, you are wrongly adjusting it.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[580,400],'automotiveex_com-medrectangle-3','ezslot_4',167,'0','0'])};__ez_fad_position('div-gpt-ad-automotiveex_com-medrectangle-3-0'); Continue to tighten until you feel resistance, which indicates that the brake pads have been drawn near the drum.