Manual slack adjusters and asas are an essential component to s cam, t cam and some air disc brake applications. The haldex saba automatic brake adjuster is a clearance sensing brake adjuster that maintains a nominal distance or clearance between lining and drum. This is the right place for information and details about our products. Haldex slack adjuster repair parts many variations exist please quote 3 digit number stamped into plate hsk 1. About us founded in 1978, fleet brake serves canadas industrial, heavyduty, logging, mining, agricultural, and oilfield industries. Click here to download install instructions for midlandhaldex sealed spring brakes. Upon brake application, the brake adjuster rotates and moves the shoes into contact with the drum. A guide to the maintenance and assessment of automatic slack adjusters automatic slack adjusters asas come in two basic types.
Clearance sensinghaldex, knorr bremse and arvinmeritor ror stroke sensingbpw and wabco it is important to be able to recognise the type and also to know when the unit should be replaced. Product catalog and cross reference accuride corporation. Use this kit to avoid interference with air bag supports. Gunite automatic slack adjuster accuride corporation. When you replace an automatic slack adjuster 14 section 3. Buy brake slack adjusters manual hd truck haldex mbi kn47001 online from napa auto parts stores. A wide variety of haldex slack adjuster options are available to you, there are 214 suppliers who sells haldex slack adjuster on, mainly located in asia.
Brake adjuster identification operation the haldex automatic brake adjuster is a clearance sensing brake adjuster that maintains a nominal distance or clearance between lining and drum. Brake drums, gunite automatic slack adjuster service manual, gunite disc. Check out the deal on haldex 40010636 automatic slack adjuster, 1. Every haldex adjuster has the part number stamped into it, so identification is as easy as scraping the grease and grime off of your old slack adjuster.
The gunite automatic slack adjuster combines easy installation and outstanding. The identification information now includes the part number, date code and serial number type ii. Haldex revolutionized drum brakes with their automatic brake adjusters. When installing or replacing a gunite automatic slack adjuster, it is recommended that a new clevis assembly be installed in accordance with the gunite automatic slack adjuster service manual. This bulletin is to advice how to replace sbt slack adjusters with haldex slack adjuster in sisu rigid rear axles. Automatic slack adjuster asa and air brake chamber failure. Automatic slack adjuster asa air brake chamber failure analysis david a.
A guide to the maintenance and assessment of automatic. For kenworth with 8 bag air ride, drive axle application. We cannot fulfill any orders for this part at this time, please check back later. With the saba model brake adjuster shown in figure 2, the control arm position can be set anywhere within the slotted area of the bracket and the adjuster will function properly. The unique design of the haldex saba fig 1 makes installation easy. The new and improved design accommodates the removal of virtually all haldex selfadjusting slack adjusters including, left offset, right offset and standard elongated arm designs from either side. Sometimes we may have similar parts for sale, click the button below to see if anything matches. View and download bendix asa5 automatic slack adjuster manual online. Automatic slack adjusters asas come in two basic types. If you have a coach and do any routine maintenance there will come a time when you have to adjust. The easiest way to identify each is by the shape of the cover plate assembly, as shown below in.
Adjustment technology automatic slack adjuster the haldex clearance principle makes it the worlds finest adjuster yap swee leong sdn. Manual adjustment of automatic adjusters can disguise. Buy haldex automatic slack adjuster 40010180 at or call 18003584751 to speak to one of our suspension experts. Designed with safety and convenience in mind, they maintain proper shoetodrum clearance in all braking modes and can easily be installed in the field or on the shop floor.
Ck adjuster oe, original number, and maker, for reference purpose only. Haldex multi adjustable slack adjuster puller brakes. Manual adjustment of automatic adjusters can disguise hidden. Operation isnt dependent on the air chamber return spring and brake shoe return spring condition. Alliance parts slack adjusters are designed to ensure longlasting performance in heavyduty applications. The haldex automatic brake adjuster is a clearance sensing brake adjuster that maintains a nominal. The haldex automatic brake adjuster is a clearance sensing brake adjuster that maintains a nominal distance or clearance between lining and drum. Haldex limited 525 southgate drive, unit 1 guelph, ontario canada n1g 3w6 phone. The positive lock mechanism is protected from rust and corrosion by plating and shaft sealing. This hardware precisely accounts for system use so you will always have likenew stopping power.
On a regular basis, make a few fullpressure brake applications to cause the adjuster to turn over. Manual adjustment of automatic slack adjusters may contribute to unexpected brake failure on automotive fireapparatus niosh recommends that all fire departments operating fire apparatus equipped with automatic slack adjusters asas immediately take. Automatic slack adjuster asa and air brake chamber. Information installation guide user guide other form bulletin catalog cross reference fleet sheet instruction sheets line card policy manual service manual troubleshooting wall chart warranty. Gunite automatic slack adjuster identification with the launch of gunites new stateoftheart automatic slack adjuster assembly line there has been a change to the identification information formatting. Two versions of brake adjusters are available from haldex. Deeper hex allows reach to recessed slack adjusters. The top countries of suppliers are turkey, china, and india, from which the percentage of haldex slack adjuster supply is 1%, 94%, and 4% respectively. Standard applications, drive axle applications, haldex automatic brake adjusters, aba we are doing scheduled site maintenance. Slack adjuster gestangesteller slack adjuster gestangesteller part no.
Haldex slack adjuster brackets part number description 554 auto brake adjuster bracket kit part number description 553 auto brake adjuster bracket kit. Haldex saba the selfsetting automatic brake adjuster haldex s. More than 100 years of intensely focused innovation, haldex holds unrivaled expertise in brake systems and air suspension systems for heavy trucks, trailers and buses. Body control plate application teeth hole other side saj0283 10283 2901 164 19 1 10284 saj0284 10284 2902 164 19 1 10283. The saba is a selfsetting adjuster that establishes its own reference point. This document and other information from haldex, its subsidiaries and authorized distributors provide product andor system options for further investigation by users having technical expertise. Introduction of haldexs new automatic saba slack adjuster pdf 478 kb. Manual adjustment of automatic slack adjusters may contribute. Body control plate application teeth hole other side saj2039 72039 4005 687 dc 26 1 72038 saj2040 72040 4010 685 dc 26 1 72041 saj2041 72041 4011 685 dc 26 1 72040 saj2046 72046 4024 769 dc 26 1 saj2053 72053 2752 270 safbpw 10 4. The manufacturer of the new slack adjusters is sbt compared to the earlier. Automatic slack adjusters not for manual adjustment. Built to last, the new versajust slack is compatible with nearly any automatic. Literaturedocuments type of document all types none brochure tech.
Maintenance manual 4 cam brakes and automatic slack adjusters supersedes maintenance manual 4b, automatic slack adjusters. The easiest way to identify each is by the shape of the cover plate assembly, as shown below in figures 1 and 2. Easier installation haldex slacks work properly at any angle, so you wont find any special gauges to fiddle with in the box. In the photo above, the slack adjuster is for the tag axle, and the clevis and rod is from the brake chamber. Haldex makes an excellent slack adjuster, so well just list the advantages here.
Automatic brake adjuster installation instructions aa1. Slack adjuster function test if the maximum stroke, with a 90 psi brake application is less than the distance shown in the chart on the left, the gunite automatic slack adjuster is functioning properly. If the maximum chamber stroke is within the range for the. The clearance notch corresponds to the normal liningtodrum clearance. Haldex pioneered the clearance principle, now widely accepted as the world standard for brake adjusters. The anticlockwise turn is harder than the clockwise turn.
Abas are designed and built better than any other automatic brake adjuster. The gunite automatic slack adjuster should not require manual readjustment. Auto slacks all propar automatic slack adjusters undergo extensive assembly testing to ensure customers receive a superior product. Haldex 2 s1750029000 755616 755616r daf lh a 72704 s1750029100 755617 755617r daf rh a 72705 s1750030000 5010260117 renault lh a 79310 79077 s1750030100. The positive lock mechanism is protected from rust and. Safely and efficiently removes virtually all haldex selfadjusting slack adjusters from either side. Beginning with clearancesensing technology that was pioneered by haldex. The unhanded design purpose is to eliminate having to stock pairs of slacks.
Manual adjustment of automatic slack adjusters may contribute to unexpected brake failure on automotive fireapparatus 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. If this continues, the automatic slack adjuster is no longer compensating for the normal wear of the brakes recommended. Full product catalog view our full catalog online or download a pdf. Ecus manufactured by haldex now with additional serial number label for easier scanning. Installation automatic brake adjuster guide installation. With brandname parts, expert heavyduty advice, quality service, stateoftheart facilities, and professional staff fleet brake offers secondtonone service and sales of heavyduty parts at competitive prices. Gradual adjustment haldex slack adjusters have a more gradual adjustment than. Premiumquality slack adjusters developed to replace popular industry oe models from meritor, gunite, haldex, bendix and crewson. Haldex will begin to phase out the single manifold dash valve product offering by offering a last time buy opportunity until inventory is depleted. If youre not so lucky, youll need to know four things to proceed.
Built to be robust and reliable, the industrys lightestweight automatic slack adjuster optimizes brake performance by increasing payload capacity and enhancing camshaft bracket life. Haldex recommends a common position for all installations all the way towards the axle, until the control arm comes to the end of the slotted bracket. Vinyl grip is slip resistant and protects ratchet head. Get deals on automotive parts, truck parts and more. But they are leading the way in other braking systems as well. Maintenance manual 4 cam brakes and automatic slack adjusters. We have haldex components for spring brakes, air disc brakes, antilock brakes and hydraulic brakes. New saf axle generation for 9 and 11 t loads pdf 479 kb. Apply the brake with 8090 psi air pressure and apply the brake. Products trailer axles and suspension systems axles with drum. Consult the gunite automatic slack adjuster parts catalog for clevis kit descriptions and interchange information. A guide to the maintenance and assessment of automatic slack. Asa5 automatic slack adjuster automobile parts pdf manual download. Measure chamber stroke by checking the distance from the chamber to the pin with the brakes released vs.
Gunites automatic slack adjuster adjusts on the applied stroke, and doesnt react to drum growth encountered during any single brake application. Unit is to be mounted with adjuster nut away from push rod only. Brake adjuster identification operation the haldex automatic brake adjuster is a clearance sensing brake adjuster that maintains a nominal distance or. Automatic slack adjusters for commercial brakes meritor. Removal and disassembly removal wheel components automatic slack adjuster 15 brake shoes 17 check the camshaft bushing for wear verify that camtobushing free play is within specification removal automatic slack adjuster from the camshaft 18 disassembly automatic slack adjuster. Above referenced automatic slack adjusters kits are furnished with a clevis that has a 1 pin center distance. Truck and trailer fleet parts training western michigan fleet parts. Mei brakes producer of automatic slack adjusters and air disc brake calipers. Automatic slack adjusters asa for onhighway, linehaul and vocational applications deliver shorter stopping distances and offer longer lining life. Stoughton trailer brake adjuster stoughton trailers. The unhanded design slack is simply one in which the pawl assembly has been moved to the edge of the slack. The hex head bolt which requires a 916 box or open end wrench is surrounded by a spring loaded sleeve.
These are applicable both as original equipment manufacture oem and after market retrofit on pre 1994 vehicles. Bendix asa5 automatic slack adjuster manual pdf download. Reduce your time spent under your trucks and increase safety with stemco crewson brake adjusters. Slack adjusters slack adjusters alliance parts slack adjusters are designed to ensure longlasting performance in heavyduty applications. The automatic slack adjusters have been changed in the 2005 model year. Clearance sensing haldex, knorr bremse and arvinmeritor ror stroke sensingbpw and wabco it is important to be able to recognise the type and also to know when the unit should be replaced. Maintenance manual 4 cam brakes and automatic slack. Service manual truck and trailer applications automatic brake adjusters i n n o v a t i v e v e h i c l e t e c h n o l o g y. Haldex selfsetting automatic brake adjuster haldex. The adjusting bolt is the 916 hex head shown just below the small grease fitting. Youre in luck if you already have haldex automatic slack adjusters on your truck or trailer. Manual adjustment of automatic slack adjusters may. The haldex range of manual slack adjusters are permanently lubricated, yet are additionally equipped with a grease nipple for optional lubrication.
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