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Summary of Contents for Reyco Granning RD950F
- Page 1 Medium-Duty Truck Suspensions Owner’s Manual RD950F/RD950FP2 | Ford CW E-450 Reyco Granning Suspensions 1205 Industrial Park Drive Mount Vernon, MO 65712 Document #: D9790 Phone: 417-466-2178 Fax: 417-466-3964 Revision: G www.reycogranning.com Revision Date: 08/2023...
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Page 3: Table Of Contents
TABLE OF CONTENTS Revision History ..........................Introduction ........................... 3 Company Pro le ........................ Suspension Description ....................3 Air Control System ......................4 About This Manual .............. -
Page 4: Introduction
-recognized assurance that quality standards have been established and are maintained by regular rigorous audit Reyco Granning LLC was formed in early 2011 through a part nering of senior managers and MAT Capital, a private investment group headquartered in Long Grove, Illinois. -
Page 5: Air Control System
INTRODUCTION 1. Dr iver/passenger comfort, 2. Protection of cargo, chassis and body components, 3. Reduced stress fatigue to chassis frame rails. 4. Greater stability and control. A unique feature to the ReycoGrannin g® drive axle air suspension system is the wear towers and wea r blocks. -
Page 6: About This Manual
Granning.com/ Reyco Granning ® Air Suspensions has developed this owner’s manual to aid in the maintenance of Reyco Granning ® ’s rear suspensions. - 6 - D9790 REV G 08 /28 /202 3... -
Page 7: General Information
Ride Jounce Rebound Chassis Suspension Height * Travel Travel Model RD950F 8.80” 2.69” 3.64 ” E450 Cutawa y RD950FP2 10 .80” 2.69” 3.64 ” *Ride height is measured from the axle center (flat and level) to the top of the original vehicle frame behind the axle where the frame flattens (just behind the air spring) as... -
Page 8: Identi Cation
U pper Air Spring Pad Assembly (See View “E ”). The serial number is used by Reyco Granning ® for control purposes and should be referred to when servic ing the suspension (See Figu re 2 ). -
Page 9: Parts List
D9789 DWG, INS TALLATION RD950F 700725 -01 NUT & RETAINER M18X2.5 * 35.3 D9792 DOC, INSTALL INSTR RD950F 7761 AXLE WEDGE SP CR 1.0” (RD950F ) * 35.4 D9791 DOC, INSTALL. CHECKLIST 7806 * 35.5 D9790 DOC, OWNERS MANU AXLE WEDGE SP CR 3. 0” (RD950FP2 ) -
Page 10: Main Exploded View
PARTS LIST Main Exploded View Figure 6: Main exploded view - 10 - D9790 REV G 08 /28 /202 3... -
Page 11: Detailed Exploded Views
PARTS LIST Detailed Exploded Views Figure 7: Detailed exploded views “A”, “B”, & “C” - 11 - D9790 REV G 08 /28 /202 3... - Page 12 PARTS LIST Detailed Exploded Views Figure 8: Detailed exploded views “D”, “E”, & “F” - 12 - D9790 REV G 08 /28 /202 3...
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Page 13: Inspection & Maintenance
Replace all worn or damaged components. Operation - Check that all components move freely through the complete turning arc. CAUTION: Reyco Granning ® recommends replacing any damaged or out-of- specification components. Reconditioning or field repairs of major rear suspension components is not allowed. -
Page 14: Torq Ue Speci Cations
INSPECTION & MAINTENANCE Torque Specifications Most threaded fasteners are covered by speci cations that de ne required mechani properties, such as tensile strength, yield strength, proof load, and hardness. These speci cations are carefully considered in initial selection of fasteners for a given application. - Page 15 * Not Shown **Follow procedures and torques listed in Vehicle Maintenance/Owner’s Manual Note: Torque values listed above apply only if Reyco Granning supplied fasteners are used. For information regarding component replacement or technical service call 1-800-753-1060 See Figure 12 for Illustrated Torque Callouts...
- Page 16 INSPECTION & MAINTENANCE Figure 12: Illustrated torque callouts - 16 - D9790 REV G 08 /28 /202 3...
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Page 17: Maintenance Schedule
INSPECTION & MAINTENANCE Maintenance Schedule GENERAL SERVICE TO BE PERFORMED MILEAGE IN THOUSANDS MAINTENANCE 12 24 36 48 60 72 84 96 Spring Beam Pivot Check bolt torque. Connection Inspect for contact between Spring Beam and Hanger. Inspect for bushing wear. Air Springs Inspect for proper clearance (1”... -
Page 18: Maintenance Record
Date of Purchase Name and Address of Dealer Model of Vehicle Vehicle Identi cation Number Suspension Model Number: Suspension Serial Number: RD950F/RD950FP2 Inspection and Maintenance Item Date Mileage Service Performed *In order to take advantage of warranty, Mainte nance Record should be lled out and attached to warranty claims when submitted. -
Page 19: Troubleshooting
TROUBLE SHOOTING SYMPTOMS POSSIBLE CAUSES REMEDIES Tires wear out quickly or have 1) Tires have incorrect pressure. 1) Put speci ed air pressure in uneven tire tread wear. 2) Tires out of balance. tires. Note: Wear pattern will indicate 3) Incorrect ride height. 2) Balance or replace tires. - Page 20 TROUBLE SHOOTING SYMPTOMS POSSIBLE CAUSES REMEDIES Suspension does not maintain 1) Air leak. 1) Check connections with soapy ride height. 2) Internal leak in height control water solut ion and repair or valve. replace as needed. 3) Height control valve linkag 2) Check height control valve and loose.
- Page 21 REPLACEMENT INSTRUCTIONS & WARRANTY R-SERIES Replacement Instructions NOTE: Du e to the nature of service to be performed it is recommended that a quali ed mech anic do the work Limited Warranty ReycoGranning® warrants its R -Series suspensions to be free from defects in material and workmanship under normal use and service in the U.
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- Page 24 Reyco Granning Suspensions 1205 Industrial Park Drive Mount Vernon, MO 65712 Phone: 417-466-2178 Fax: 417-466-3964 www.reycogranning.com...
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