Suspenion 2A

Introduction to Reversible Sleeves in Airbag Systems

  • Focus Area: Discussion on the challenges posed by reversible sleeves in airbag systems.

    • Problem Identification:

    • Reversible sleeves can collapse if they get clogged with mud and debris.

    • The accumulation of dirt can lead to insufficient airbag inflation.

    • Risks of having sharp debris impact the airbag structure when it collapses.

    • Example:

    • Notable damage can occur if a sharp rock punctures the airbag during a retraction process.

Airbag Maintenance and Configuration

  • Structural Components:

    • Importance of securing components to prevent misalignment.

    • Mounting Mechanism:

    • Discussion about using a nut at the bottom for proper attachment.

    • Alternative method includes utilizing threaded holes with half-inch bolts for securing the base.

    • Adjustment Process:

    • If bolted alignment fails, the bag's base must be detached for rotation and alignment of bolts.

    • Ability to rotate the base of the bag independently to facilitate alignment.

Hendrickson Air Suspension Systems

  • Overview of Hendrickson Technology:

    • Common type of suspension with notable benefits.

    • Combination use of leaf spring and airbag systems.

    • Consistent presence across vehicles equipped with air suspension.

  • Height Control Valve Explanation:

    • Technical terminology: Often referred to as a "height control valve" or "leveling valve."

    • Primary Function:

    • Maintains air pressure and height between the frame rail and axle.

    • Active monitoring and adjustment to accommodate suspension movement, ensuring balance.

Operational Dynamics of Height Control Valve

  • Mechanism Description:

    • Located on the frame and linked to the axle location.

    • Rod connected to the arm moves with axle motion, continuously adjusting air pressure in airbags as needed.

    • Operational Goal:

    • Maintain a parallel orientation between the frame rail and axles at all times.

New Way Air Ride Suspension System

  • Design Features:

    • Structural Components:

    • Older version lacking springs, utilizing a rigid trailing arm.

    • Cross tube connects left and right sides without springs involved.

    • Airbags are employed for suspension support.

  • Phoenix of Bushings and Maintenance:

    • Components Detail:

    • Requires multiple bushings within the arm for movement and flexibility.

    • Maintenance complexity due to tightness of back nuts and potential need for heating for removal.

    • Maintenance Challenges:

    • Any bushing replacement on the suspension components can be labor-intensive.

    • Requirement to disassemble major parts of the suspension to access components for bushing repair and replacement.

Removal and Installation of Bushings

  • Methods of Replacement:

    • Front Bushings:

    • Removal of the front pivot allows access to replace bushings without extensive disassembly.

    • Use of Press Mechanisms:

    • Installing new bushings requires either direct application of physical force or utilizing a press.

  • Considerations During Process:

    • Potential risks with the disassembly process must be noted, as it often requires considerable effort to unhitch and reassemble suspension parts effectively.