Thread Rating:
  • 0 Vote(s) - 0 Average
  • 1
  • 2
  • 3
  • 4
  • 5
JCB 214 Series 2 Brake System Detailed Overview
#1
Machine Background and History
The JCB 214 Series 2 is part of the well-known JCB 214 backhoe loader family, a versatile piece of construction equipment first introduced in the 1980s by J.C. Bamford Excavators Limited (JCB), a British multinational company famous for its durable and innovative earthmoving machines. Over the decades, the 214 series earned a reputation for combining power, agility, and reliability. The Series 2 models carried updates including drivetrain improvements and enhanced operator comfort.
Brake System Description
The JCB 214 Series 2 features a sophisticated brake system designed for safety, ease of use, and consistent performance. The braking system consists of:
  • Service Brakes: Self-adjusting oil-immersed multi-disc brakes mounted inboard on the rear wheels. These hydraulic power-assisted brakes deliver strong stopping power with fade resistance during prolonged use. The system uses oil-immersed multi-plate discs, which reduces wear, heat buildup, and noise.
  • Pedal Configuration: The 214 2WD and 4WD models use two separate brake pedals allowing for either independent or simultaneous operation of the service brakes. This configuration allows for enhanced maneuverability, including braking one rear wheel to aid in tight turns without using the steering.
  • Selectable 4WD Braking: Available on certain 4WD models, this feature engages all-wheel braking for better deceleration and control, especially on loose surfaces or slopes.
  • Parking Brake: An independent disc and caliper type parking brake mounted on the rear of the transmission. It is mechanically actuated and designed to reliably hold the machine stationary when parked, preventing rollaways.
Technical Specifications
  • The brakes are designed with oil immersion, meaning the discs are bathed in a hydraulic fluid that cools and lubricates them, contributing to fade-free stopping performance.
  • Multi-disc construction provides multiple friction surfaces, which multiply braking force and improve braking smoothness.
  • The hydraulic assist reduces foot pedal effort while maintaining effective stopping power.
Maintenance and Operational Tips
  • Self-Adjustment: The brakes automatically adjust for wear, reducing the need for frequent manual adjustments.
  • Hydraulic Fluid: Regular checks of brake hydraulic fluid levels and condition are essential to maintain system performance and prevent contamination-related failures.
  • Inspection: Periodic inspections for leaks, wear on seals, and condition of brake lines help avoid unexpected downtime.
  • Pedal Operation: Operators should be familiar with using the two-pedal setup for steering assistance and improved machine handling in tight spaces.
  • Selectable 4WD Braking Use: It should be selectively engaged according to terrain and operational needs to maximize stopping performance without compromising traction.
Terminology
  • Oil Immersed Brakes: Brakes submerged in hydraulic fluid to reduce wear and heat during operation.
  • Multi-Disc Brakes: Brake system utilizing multiple stacked discs for enhanced braking force.
  • Selectable 4WD Braking: A system that allows the operator to enable or disable four-wheel braking for better control.
  • Parking Brake: A mechanical brake used to hold the vehicle stationary.
Industry Insights and Stories
Operators often praise the 214 Series 2 brake system for its reliability in challenging environments, noting that the oil-immersed multi-disc design significantly reduces brake fade during extended downhill work or heavy material loading operations. One construction company reported less downtime and reduced brake service costs after switching to models equipped with this braking technology compared to earlier mechanical shoe drum brakes.
Furthermore, the two-pedal configuration for service brakes allows skilled operators to perform tight-radius turns with better control, enhancing efficiency in confined job sites.
Recent trends in backhoe braking systems focus on integrating electronic anti-lock braking systems (ABS) and traction control to further improve safety and performance, which future iterations of models like the 214 series may include.
Summary
The JCB 214 Series 2 brake system exemplifies a well-engineered blend of hydraulic oil-immersed multi-disc service brakes with independent parking brakes and selectable four-wheel braking. This combination offers fade-free stopping power, operator control versatility, and long service life, making it a dependable choice in backhoe loader applications involving diverse terrains and heavy workloads. Proper maintenance and operator knowledge maximize safety and efficiency on the jobsite.
Reply


Possibly Related Threads…
Thread Author Replies Views Last Post
  Kobelco Construction Machinery Company Overview MikePhua 0 1 1 hour ago
Last Post: MikePhua
  MST M-300LC Crawler Excavator Overview MikePhua 0 1 1 hour ago
Last Post: MikePhua
  JCB 520-50 Telehandler Detailed Overview MikePhua 0 1 1 hour ago
Last Post: MikePhua
  Bobcat 753 Skid Steer Loader Overview and Hydraulic Specifications MikePhua 0 1 1 hour ago
Last Post: MikePhua
  Bobcat T200 Skid Steer Loader Detailed Overview MikePhua 0 1 1 hour ago
Last Post: MikePhua
  Daewoo DSL801 Skid Steer Loader Detailed Overview MikePhua 0 1 1 hour ago
Last Post: MikePhua
  Caterpillar 226 Skid Steer Loader Electrical Issue and Machine Overview MikePhua 0 1 1 hour ago
Last Post: MikePhua
  Caterpillar D9H Bulldozer Refurbishment and Technical Overview MikePhua 0 1 1 hour ago
Last Post: MikePhua
  Clark Michigan 675 Wheel Loader Detailed History and Construction MikePhua 0 1 1 hour ago
Last Post: MikePhua
  Komatsu PC360 Hydraulic System Detailed Overview MikePhua 0 2 1 hour ago
Last Post: MikePhua
  Hyundai 770-7A Wheel Loader Overview MikePhua 0 1 1 hour ago
Last Post: MikePhua
  Caterpillar H Series Scrapers Detailed Overview MikePhua 0 1 1 hour ago
Last Post: MikePhua
  Bobcat 773 C-Series Skid Steer Loader Detailed Overview MikePhua 0 1 1 hour ago
Last Post: MikePhua
  Case W11B Wheel Loader Brake System Overview and Maintenance MikePhua 0 1 2 hours ago
Last Post: MikePhua
  Caterpillar 426 Backhoe Front Weight Detailed Overview MikePhua 0 1 2 hours ago
Last Post: MikePhua

Forum Jump:


Users browsing this thread: