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NHTSA ID Number: 10194477
Manufacturer Communication Number: CALFTL42-004
Summary
Customer Advisory Letter for Drive Axle Drum Brake S-Cam U-Bolt Replacement.
Models Affected: Model year 2017 through 2022 Freightliner
New Cascadia vehicles manufactured between November 10, 2016 and December 22, 2020 with drive axle drum brakes and intermediate track axles
Our records indicate that you are the owner of a New Cascadia built during the above time period. Therefore DTNA has decided to share the following documentation with you.
Work Instructions
Replace the existing drive axle brake S-cam support U-bolts with new versions provided to you by your DTNA Field Representative as outlined in the following instructions.
1. Park the vehicle on a level surface, shut down the engine, and apply the parking brakes. Chock the tires.
2. Remove and discard the original S-cam support U-bolt. See Fig. 1.
3. Install the new U-bolt provided by your DTNA Field Representative.
4. Torque the nuts to 11 lbfโขft (15 Nโขm).
5. Document all vehicles retrofitted with the new U-bolt; send this documentation to your DTNA Field Representative.
6 Affected Products
Vehicle
| MAKE | MODEL | YEAR |
| FREIGHTLINER | CASCADIA | 2017-2022 |
1 Associated Document
Manufacturer Communications
05/12/2021
CAL FTL 42-004
MC-10194477-0001.pdf 134.634KB
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Bestseller No. 1
ATD Tools 5163 2-in-1 S-Cam Brake Tool
- 2-in-1 S-Cam Brake Tool, offers technicians a more efficient method for changing brake shoes on an S-Cam drum brake assembly
- The tool is comprised of a steel shaft with a U-shaped fork on one end to stretch the retaining spring so that both halves of the brake shoe are held together, which enables the user to hook up the pin
- An S-shaped device on the opposite end enables the user to position the brake shoes in a way that allows leverage for installation of the rollers
- The hooked end pulls the brake shoes apart so that the rollers can be installed faster and more safely
Bestseller No. 2
RARAYC S-Cam Air Brake Spring Tool 5081 for Heavy Duty Tractors & Trailers
- Compatible with tractor and trailer brakes, any heavy duty brakes.
- Made of GBT9971 standard pure iron. Excellent in tensile strength and corrosion resistance.
- Simply hook the retaining spring loop and press down against the axle.
- Includes a high-quality storage bag.
- For any reason, if you are not satisfied with your purchase, please contact us directly. We offer a year's guarantee.
Bestseller No. 3
OTC 5052 S-Cam Brake Slack Adjuster Tool
- OTC S-Cam Brake Slack Adjuster Tool
- Enables you to quickly check the brake adjustment on class 7 or 8 trucks and trailers equipped with S-cam brakes
- Features a sturdy four-position handle to provide the leverage you need at the proper angle
- Works on manual or automatic slack adjusters
- Crafted from high-grade materials to ensure quality performance over the lifetime of the tool
Bestseller No. 4
OEMTOOLS 27090 Brake Anchor Pin Press, 10-Ton Capacity for S-Cam Brake Systems, No Hub Removal Brake Tool, High-Grade Steel, Compatible with 1/2" Impact Wrench
- 10-Ton Capacity Press: This anchor pin bushing driver features a 10-ton capacity, making it ideal for heavy-duty brake jobs on 16-1/2โ S-Cam trailer and tractor brake systems. Use with a 1/2" impact wrench for efficient pin and bushing removal.
- High-Grade Steel Construction: Manufactured from high-grade steel, this anchor pin removal tool offers exceptional strength and durability, ensuring reliable performance during demanding brake maintenance tasks on trucks and semi-trailers.
- No Hub Removal Needed: Simplify your brake maintenance with this brake press that requires no hub or dust shield removal, saving you time and effort on complex brake systems, making it an essential tool for service truck mechanics.
- Versatile Manual Operation: Designed for manual use, this tool does not require hydraulics, providing flexibility and ease of operation in various brake service environments. Compatible with a 1/2" impact wrench for added convenience.
- Designed for Tough Jobs: This brake anchor pin press is built to handle tough jobs, including removing rusted pins and bushings. Perfect for service truck tools, it is a must-have for mechanics working on heavy-duty brake systems.
Bestseller No. 5
Rogierra 5081 S-Cam Air Brake Spring Tool Brake Shoes Installer Tool for Heavy Duty Steel Tractors & Trailers
- ใHigh-Quality ConstructionใBuilt from premium carbon steel, our 5081 Repair Tool ensures durability and reliability. Designed for heavy-duty use, its solid build and anti-corrosion properties guarantee consistent performance during brake adjustments, making it an essential tool for maintaining tractors and trailers.
- ใEfficient FunctionalityใSimplify the replacement of brake shoes with our versatile heavy truck repair tool. Engineered as a practical substitute for the OTC 5081 air brake spring tool, it facilitates safe and swift adjustments, ensuring your vehicle's brakes operate smoothly and securely.
- ใUser-Friendly DesignใFeaturing a smart design with a central hook, our tool effortlessly engages the J eye of a spring. By simply hooking the spring loop and applying pressure against the axle, it streamlines the installation process, offering convenience and ease of use for both professionals and DIY enthusiasts.
- ใEasy InstallationใDesigned for simplicity, our tool enables quick spring installation on S Cam Air Brakes without requiring additional tools such as vise grips or screwdrivers. Just hook the retaining spring loop and press it firmly onto the axle, ensuring a snug fit and reliable performance.
- ใCost-Effective SolutionใInvest in a tool that saves you both time and money. Our 5081 Repair Tool not only simplifies the brake adjustment process but also reduces the need for multiple tools. Its durable construction means you won't need frequent replacements, offering a long-term, cost-effective solution for maintaining your heavy-duty vehicles.
Bestseller No. 6
Mekar S-Cam Air Brake Spring Tool for Heavy Duty Steel Tractors & Trailers
- Function: Safely replace brake shoes on heavy-duty tractors and trailers
- Hook Design: This tool has a little hook that engages the spring at the J eye on the end, and the bar goes under the axle to leverage the spring out of position
- Easy to Use: Simply hook the retaining spring loop and press down against the axle.
- Material: Made of high quality steel. Corrosion-resistant & Durable Steel construction with extreme anti-wear property.
- Package Include: 1pcs Air Brake Spring Tool
Bestseller No. 8
Bestong 5081 S-Cam Air Brake Spring Tool Compatible for Heavy-Duty Tractors and Trailers Diesel Drive Semi-Truck Replace Brake Shoe
- ใ Compatible for ใ: works great on tractor and trailer brakes, any heavy duty brakes!
- ใ Materialใ: Corrosion-resistant & Durable Steel construction with extreme anti-wear property.
- ใ How to Useใ: This tool makes install spring on the S Cam Air Brake a snap. No more using vise grip and screwdriver to remove brake shoes.Simply hook the retaining spring loop and press down against the axle.
- ใ Features ใ: Best choice for doing brakes in a hurry. Serve as a lever against the axle to seperate the spring loop from the brake shoe. Safely replace brake shoes.
- ใ Package included ใ: 1pcs S-Cam Air Brake Spring Tool .
Bestseller No. 9
5081 S-Cam Air Semi Spring Brake Tools Snap-on Installer Tool for Heavy Duty Tractors and Trailers
- Safely work and replace brake shoes on heavy-duty tractors and trailers.Fits in all cars/trucks/van/motorcycle.
- The tool has a little hook that engages the spring at the J eye on the end, and the bar goes under the axle to leverage the spring out of position.
- The tool is used on the 2 springs on the side of the shoe and it can in close proximity to the brake chambers or suspension. Simply hook the retaining spring loop and press down against the axle. Lever action against the axle makes the job a snap.
- Made of high quality carbon steel, have a unparalleled long lifespan with great durability.
- Package: 1*S-Cam Spring Tool. Having any questions, contact to us and got an ideal reply. With a 180 days warranty. Thank you.
Bestseller No. 10
GZZTORES 5081 S-Cam Air Brake Spring Tool Brake Shoes Installer Tool for Heavy Duty 5081 Tractors Trailers
- THE 5081 TOOL - Made of quality, robust, solid and sturdy carbon steel. Heavy duty, anti-corrosion materials ensure high performance of the brake repair brake adjusting tools.
- FUNCTION - To safely replace brake shoes on heavy duty tractors and trailers. Good replacement for OTC 5081 air brake spring tool.
- PERFECT DESIGN - The install tool has a hook engages the spring at the J eye on the end. Simply hook the retaining spring loop and press down against the axle.
- BENEFITS - It is better using the air brake spring installer tool than using vise grips, screwdrivers to unhook the retaining springs. Easy and safe way to do the job.
- BUY WITH CONFIDENCE - You will get 1x S-Cam air barke spring snap shoes tool, and 12-MONTH WARRANTY.
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