BENDIX SD-08-2415A manual Bendix AD-RPAIR Dryer Troubleshooting Chart

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Bendix® AD-RP™AIR DRYER TROUBLESHOOTING CHART

SYMPTOMS

CAUSE

REMEDY

1. Air dryer is constantly

B. Incorrect governor setting or

B. Minimum setting required for Bendix® AD-RP™air

“cycling” or purging.

malfunctioning governor.

dryer installation is 100 psi cut-in and 120 psi cut-out.

Air dryer purges

 

Test operation of the governor. Repair or replace as

frequently (every 4

 

necessary.

minutes or less) while

 

 

vehicle is idling.

C. Rapid cycling of the

C. With a gauge installed at the RES port of the

 

governor due to air

governor, the pressure should not drop below cut-in

 

starvation at the reservoir

pressure at the onset of the compressor "unloaded"

 

(RES) port of the governor.

cycle. If the pressure drops, check for "kinks" or

 

 

restrictions in the line connected to the RES port.

 

 

The line connected to the RES port on the governor

 

 

must be the same diameter, or preferably larger, than

 

 

the lines connected to the UNL port(s) on governor.

 

 

 

 

D. High air usage vehicle

D. Refer to the "Vehicle Application Requirements"

 

application.

section of this manual and verify the application.

 

 

 

2. Water and/or oil in

A. Improper discharge line

A. Refer to the section titled "Connecting the Air Lines"

supply or service

length or improper line

and Appendix A / Table A / columns 1 & 2, then check

reservoir.

material. Maximum air

the line size and length.

 

dryer inlet temperature is

 

 

exceeded.

 

 

 

 

 

B. Air system charged from an

B. If the system must have an outside air fi ll provision,

 

outside air source (outside

outside air should pass through air dryer. This

 

air not passing through air

practice should be minimized.

 

dryer).

 

 

 

 

 

C. Air dryer is not purging.

C. See Symptom #5.

 

 

 

 

D. Purge (air exhaust) time

D. Check causes and remedies for Symptom #1.

 

insuffi cient due to excessive

 

 

system leakage.

 

 

 

 

(continued)

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Contents SD-08-2415A DescriptionGeneral Safety Guidelines To Avoid Personal Injury or DeathOperation GeneralAir Connection Port ID Function/Connection Purge Cycle Refer to Figure Purge Piston Desiccant RE-ACTIVATION Drying the DesiccantPreventive Maintenance Every 10,800 hours or every 350,000 miles or MonthsOperation & Leakage Tests Also see Video BW2327 Bendix AD-RP AIR Dryer Removal Repairing the Bendix AD-RPAIR Dryer GeneralMaintenance Kits Available Part Kit NumberDisassembly PURGE/RELIEF Valve Disassembly for Part Replacement and KIT InstallationDisassembly Turbo CUT-OFF Valve Disassembly Heater and ThermostatAssembly Heater and Thermostat Assembly Turbo CUT-OFF ValveAssembly PURGE/RELIEF Valve Assembly Desiccant CartridgeRetrofitting the Bendix AD-RPAIR Dryer Vehicle Application RequirementsTotal Vehicle Requirement Locating the Bendix AD-RPAIR Dryer on Vehicle Connecting the AIR LinesVehicle Preparation Mounting the Bendix AD-RP AIR DryerTesting the Bendix AD-RP AIR Dryer Testing the Bendix AD-RPAIR Dryer AIR System Without Bendix AD-RPREMOTE Purge AIR Dryer Bendix AD-RPAIR Dryer Troubleshooting Chart Symptoms Cause RemedyReplace the leaking accessory. If excessive leakage Bendix AD-RPAIR Dryer Troubleshooting Chart Must be installed. Consult your local authorized Straight or a 45 fi tting. For more information on Damage the compressor and is not covered under Check to determine if air is reaching the fi rst reservoir Bendix AD-RPAIR Dryer Troubleshooting Chart Bendix AD-RPAIR Dryer Troubleshooting Chart Page Low Air Use High Air UseHolset Type Conventional Supply System & Integral Purge AIR DryerHolset Type E & QE Compressor with Econ Valve Compressor EconLog-on and Learn from the Best

SD-08-2415A specifications

The BENDIX SD-08-2415A is a state-of-the-art electronic control module designed to enhance the performance and safety of commercial vehicle brake systems. This innovative device is part of BENDIX's commitment to providing advanced braking technologies that meet the demands of modern transportation.

One of the main features of the SD-08-2415A is its integrated functionality, which combines multiple braking systems into a single module. This includes Anti-Lock Braking Systems (ABS), Traction Control Systems (TCS), and Electronic Stability Control (ESC). By integrating these systems, the SD-08-2415A provides improved vehicle control and ensures optimal braking performance in various driving conditions.

The technology behind the BENDIX SD-08-2415A incorporates sophisticated algorithms that help to monitor wheel speed, generating real-time data to prevent wheel lock-up during hard braking. This not only enhances safety but also increases the lifespan of brake components by minimizing wear and tear. The module features advanced diagnostics capabilities, which allows for quick troubleshooting and maintenance, ensuring that operators can keep their vehicles in peak operating condition.

In addition to its core functionalities, the SD-08-2415A features an open architecture design, allowing for seamless integration with existing vehicle systems. This design provides flexibility for manufacturers and fleet operators to customize their braking systems according to specific requirements and regulatory standards.

Another key characteristic of the SD-08-2415A is its rugged construction, which is designed to withstand harsh operational environments. The module is resistant to vibrations, moisture, and temperature fluctuations, making it reliable for use in heavy-duty applications. This durability ensures that the unit maintains consistent performance over time, even in challenging conditions.

Furthermore, the BENDIX SD-08-2415A is equipped with advanced communication protocols, enabling it to exchange data with other vehicle systems. This capability enhances overall vehicle performance and allows for real-time monitoring of braking efficiency.

In conclusion, the BENDIX SD-08-2415A stands out as a leading solution in the commercial vehicle braking industry, offering a unique combination of integrated systems, advanced technology, and robust durability. Its ability to improve safety, extend component life, and adapt to various vehicle configurations makes it an essential component for modern fleets. As the industry continues to evolve, the SD-08-2415A represents the future of vehicle braking technology, prioritizing both performance and safety.
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