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RCA-215T - Trailer
Nonsteerable – Auxiliary Axle Suspension
Installation and Service Manual
Suspension Identification ..................................... 2
Suspension System Serial Tag
Installation ............................................................. 3
Prior to Installation
Axle Integration
Axle Weld Standards
Suspension Mounting
Air Control Kit - Troubleshooting
Maintenance .......................................................... 9
Recommended Service Intervals
Parts Illustration
215T Trailer Suspension
Bushing Replacement Kit
Bushing Replacement Procedure
Appendix .............................................................. 14
Torque Specifications
Axle Alignment
Warranty ............................................................... 16
Part No.: 9710113
Doc.: 215T-Trailer-ISM-RevC-06-06-18
215T-Trailer-ISM-RevC-06-06-18
Page 1
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Summary of Contents for Ridewell Suspensions RCA-215T
- Page 1 RCA-215T - Trailer Nonsteerable – Auxiliary Axle Suspension Installation and Service Manual Suspension Identification ........2 Suspension System Serial Tag Installation ............. 3 Prior to Installation Axle Integration Axle Weld Standards Suspension Mounting Air Control Kit - Troubleshooting Maintenance ............9...
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Page 2: Suspension Identification
SUSPENSION IDENTIFICATION Introduction It’s important that the proper suspension model be chosen for the application in which it is to be used. The Ridewell Compact Air Ride (RCA) 215T Trailer Suspension is available for a wide range of appli- cations. The suspension can be purchased with or PART NO: without an integrated axle. -
Page 3: Prior To Installation
• Welding or altering suspension components is not permitted without the express written permission of Ridewell Suspensions. Figure 3. Standard Trailer Dimensions Trailer Width Axle Track Width Frame Center Beam Center Air Spring Center 96”... - Page 4 Axle Integration Suspension systems are available with and without a factory integrated axle. Customer-supplied axle assem- blies must be positioned and oriented (rotated) properly before welding the axle. Use the top-center mark on the axle, if available, to identify the center of the axle and orient the axle as- sembly on the suspension.
- Page 5 ROOT 1/2" SECOND PASS 3/8" PASS THIRD 1/8" MAX PASS AXLE AXLE AXLE AXLE 1/2" BEAM AXLE SEAT BEAM AXLE SEAT BEAM AXLE SEAT BEAM AXLE SEAT THIRD PASS WELD JOINT PREPARATION FIRST PASS SECOND PASS ARC START ARC START ARC STOP ARC STOP THIRD PASS...
- Page 6 Mounting the suspension to the frame Refer to the engineering drawing for the range of ride Shock Absorber Kit (Optional) heights available and clearance requirements . The shock absorber can be installed after the suspen- sion has been assembled and mounted on the vehicle. The suspension installer has the final responsibility Installation Procedure of attaching the suspension to the vehicle frame.
- Page 7 Final Assembly and Inspection 1. Verify welds of frame hangers and air spring Regulate load with air spring pressure mounting plates. 2. Inspect for any loose or missing fasteners on the The load capacity of the auxiliary axle is ad- suspension assembly.
- Page 8 Install air system components Pressure Connect the load and lift air springs and an air con- Protection Valve (PPV) (Required with air brakes) trol kit to the air system (Figure 6). Pressure Regulator The air control kit (ACK) consists of a pressure Air Tank regulator with a gauge connected to an air valve controlled by an electric switch or manual knob.
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Page 9: Maintenance
MAINTENANCE A visual inspection of the suspension structure should be performed during each pre-trip/safety inspection. Ridewell Suspensions recommends the following minimum service intervals for standard duty, on-highway usage applications. More frequent intervals are recommended for heavier duty applications. Every 12,000 miles of use... - Page 10 Lock Nut (Lift) (Air Spring) Beam/Bushing Assembly (LH) Bushing Replacement Kit Lock Washer with traditional pivot hardware Bolt (Air Spring) is available. Figure 7. RCA-215T Trailer Suspension Refer to the engineering drawing for the individual component part number. Page 10 215T-Trailer-ISM-RevC-06-06-18...
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Page 11: Bushing Replacement Procedure
RCA 215T Trailer Suspension – Bushing Replacement Kit Suspension Replacement Replacement Torque Specification Type Kit Part No. Tool Part No. Pivot Hardware foot-pound Newton-meter All Models 6040078 6100044 500 ft-lb 678 N-m Traditional - Hex Head Cap Screw- HHCS/Lock Nut All Models 6040128 6100044... -
Page 12: Bushing Installation
New Bushing Installation 1. Clean foreign debris/corrosion out of beam eye. Bushing Removal 2. Liberally apply P80 lubricant or soap solution to ® Cone Beam Eye the inside of the beam eye, the outside of the bush- Hex Nut Threaded Rod ing and the inside of the cone. - Page 13 APPENDIX RCA-215T Trailer Suspension – Torque Specifications Torque Specifications foot-pound Newton-meter Fastener Type Size Pivot Bolt - (Shear-Type) Do not lubricate bolt/nut threads. 7/8” - 9NC Pivot Nut - (Lock Nut) Use a 1” drive impact wrench to tighten pivot bolt until Torx head is sheared off.
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Page 14: Axle Alignment
Axle Alignment Alignment should be performed on a level surface with the suspension at the desired ride height. Refer to the engineering drawing for the designed ride heights of the suspension model. Align the suspension per TMC or SAE recommended standards. On a multiple-axle vehicle, the forward axle is moved into the proper alignment, then the remaining axles are positioned so that they are parallel to the forward axle. - Page 15 Speed Set Alignment ™ The RCA-215 Auxiliary Axle Trailer Suspension is equipped with the Ridewell Speed Set alignment feature ® for simple, manual alignment of the axles. Axle alignment procedure 1. Loosen the pivot nut enough for beam to move within hanger.
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Page 16: Warranty
Terms and coverage in this warranty apply only to the United States and Canada. Ridewell Suspensions warrants the suspension systems manufactured by it to be free of defects in mate- rial and workmanship. Warranty coverage applies only to suspensions that have been properly installed, maintained and operated within the rated capacity and recommended application of the suspension.
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