Installation and Service Manual
Contents
1. 2 351 1519 80445 PEP 53903 IMM 30 01 5 OL ROU AVIS gt 350338 0 OTM W430 3015 531435 3015170 Z 30 Z HS lt 000521 335 HWI 5914 Z dAl SNILNNOW AJH 30 MJA ABULE 53903 Wous AVIS 091 IN 300801 YIII BINSVA ONT AVIE ia a a 8 C HLOIM 1508405 SHIDNVH 55092 Jdid 2 1 1 O3HSINUN YINOLSND OS OPO CASSY ONiddInS 51574 CHD ccol 155 200001 Olav 01192071 OWE Featheride Parts Explosion ARTS BAG LOCATED IN CARTON No 1800022 PARTS FOR SHIPPING CHGR BEAM ASSY 3010339 LH PARTS FOR SHIPPING HGR BEAM ASSY 3010340 RH PARTS FOR SHIPPING CARTON OF PARTS 6000165 REOD REOD REOD 1 1270007 ___ SHOCK MONROE 66627 Jef __ 2 11606758100 L WASHER 3 8 S T 4 3 11605568100 L WASHER 1 2 S T 5 11506508102 NUT 1 2 13 STANDARD __ 5 3 8 16 1 LG 003586905C A SPG 289 206 206 ___ 280058 LOAD BEAM RH 9 1150005 HUCK COLLAR 20 9 0001 32. is SPRINGA VEHICLE a as FORWARD i n i J AIR SPRING RAR 244 8K Underslung Symbol Identification 1 Height Control Valve 2 Lever 3 Upper Pin Assembly 4 Vertical Link 5 P Connector 6 Clamp 7 Lower Pin Assembly 8 Upper Bracket 16 Quality Inspection Welds Pivot Washers Inspect all welds and hanger to frame connection The suspension pivot washers must be welded or failure can occur Visually inspect the Huck bolt Inspect for proper installation of pipe cross member Inspect all welds at the axle and beam saddle Tire Clearances On new installation applications Inspect inside of tire and frame clearance All tire clearances should be 1 minimum Wheel Alignment Inspect axle alignment per guidelines on page 13 Inspect that tires are centered in wheel well when at Ride Height Inspect articulation clearances jack up both axles at atime HCV Lines amp Air Springs Inspect Height Control Valve for proper installation Valve should be mounted so linkage is free to operate without interference Check all linkage connections and air fittings on valve for tightness Check all fittings for air leaks with soapy water Check that all air springs have minimum of 1 clearance when inflated Ride Height Inspect the suspension ride height per
3. K IN 31 875 KGS 42 T SE acme H eat en SiN iz 4 En S 51444 3119005 9000021 MANHS 5 uly 03119915 SILON HOLIMS 55 OL 53 A7134 i 3118 ONO 14 2 Wd Fl OL SBF ANOT 2 Fl A tlt HOUAS 341 5349 m 039 SNOT 14 Z 21 OL 288 AVTIH 034 SNOT 14 VO 1 CGY OL 029 Avida SNOT Ld Z 01 NOWYNSISSG 0719 22 2 NIYO 51709 Nide JOS 95 AGNOLSNO Sol 0281 ALIYVIO 903 138 S WLI 21 3 ymb di prargra 9 ene a oe eee LADA 1 1 ae pelt arto pete AWS 31135 ATIYNSON 931120557 tt aa a fo Koo Li penn sa c3 a ee LIN dM 5 FATWA 0134 01 HOLIMS 55394 3 Buwes cipau 22 ASSY 1 544 2 80859 IWNOSSIN 9731 9 45 989 Od g 7 DTT AYA
4. qoa a Nupp paplo 129 22 62 8 zi 30 1 azarae ON VS d 340 ONY TSd ND lA 39 OL 136 51 aanas NO lt O YNYL HOCO HUM 150 ANL JON HgS JBT SYSHL CANACH IA AWA ON TrOldAL SMOHS S 754997 804 OLMITOS AdeOS SNOLLISNNOD OaZIMNSSadd ONY CATIVLENI 134197905 SI LINN HAY 597 14 21 01 59 14 N IHSIL SOYSHHL Jdid N 0357 ISIH Adel NOLL HAWS Jdid JYJ GL 38 LISAH YOLOM 5507 ONY 9080 JV IIOA OL 53940 AWW 13 06 SNAS 31855 31659 339905 93049815 WI OL Y vb SI 1008222722 ce _ 2008029251 _________ ea r KoA 3092 37960 21 0008926227 52 21971 X SRN 5
5. JSNYI FHM 39 NOLLNVO 5445 HIY 3015 1331 OL NOLUSOd SONIddS 1331 OL NMOHS 5944 MOS 301 OL ANWL SONIddS dl AQIS LHJH OL 40498 3345373 70900651 Nd JSNYI TIHA SNOWWHEdO TANYA 9000551 JHL Sev SAAL GSIBENB AINO cit 39649 SYNSNS OL SUL 0363 AWA JUNA JHL CINI 170 JanS 359 ONIGNL 30 SONI IHL IYNSNI EC HIONST 2 9 OL IND SI NO 1 Z 53004503 SNILNIOW 1 SALON 6909 JJL OINI 5 INDY 1408 901 OLNI MOBS NI Z 1409 3015 109 OVE OLNI 331 133915 L l Sl OL Sd 50 ISN Sla d 404 39 9 335 MEDL 303 1234 100826272125 SIVTd SNTINON HALTAS 20000522 86080252531 did ee 350740 204 2 HOHLIKS 3000 A 9 0008 9 5 1 22 50057 EA
6. Hanger amp Axle Placement For retrofit locate cross members from center of wheel well Tack cross members in place check dimensions Weld cross members in place Recommended Do not weld 1 2 from any loose flange edge Same method applies when locating cross members for frame fabrication For retrofit place jack under both axle hubs Move axle under frame cross members Locate the front hanger along the frame by using the dimension on the Ridewell drawing Use the dimension from front of hanger to axle spindle center when the suspension 15 at ride height Add this dimension to 1 2 of your tandem wheel spacing This gives a dimension from center of wheel well to front of hanger Place the front of the hangers To center the hangers across the frame measure from hub face to trailer frame side Once hanger 15 located tack in place Check all dimensions and weld hangers in place Recommended Do not weld 1 2 from any edges 11 Hanger amp Axle Placement To locate the second hanger along the trailer measure both sides from the preset front hanger These distances should equal the desired axle spacing Air Spring Installation For ease of installation the air springs can be mounted to the suspension beams before the axle goes on the trailer Note See torque specifications Once the hangers are mounted to the trailer frame the upper air spring mounting hardware can be installed Note
7. Featheride RIDE ELL Light Duty Trailer Air Suspension SUSPENSIONS 8 000 Ib cap Installation and Service Manual Ridewell Corporation P O Box 4586 Springfield MO 65808 4586 800 641 4122 417 833 4565 Fax 417 833 4560 www ridewellcorp com 12 08 CONTENTS BASIC DESIGN pg 3 FEATURES AIR SPRING amp HEIGHT CONTROL VALVE FUNCTION AIR PRESSURE REQUIREMENTS SUSPENSION INSTALLATION pgs 4 13 FRAME CROSS MEMBER REQUIREMENTS HANGER AND PIPE WELDING AXLE AND BEAM AXLE WELDING HANGER AND AXLE PLACEMENT AIR SPRING INSTALLATION AXLE ALIGNMENT AIR CONTROL SYSTEM INSTALLATION pgs 14 16 AIR TANK AIR COMPRESSOR HEIGHT CONTROL VALVE HCV AIR SPRING CONNECTIONS QUALITY INSPECTION pg 17 WELDS PIVOT WASHERS TIRE CLEARANCES WHEEL ALIGNMENT HCV AIR LINES AND SPRINGS RIDE HEIGHT PREVENTIVE MAINTENANCE pg 18 DAILY EVERY 30 DAYS OF OPERATION EVERY 90 DAYS OF OPERATION DRAWINGS AND PARTS EXPLOSION pgs 19 22 SUSPENSION INSTALLATION PARTS EXPLOSION AIR CONTROL KIT INSTALLATION NOTICE Suspension Identification Ridewell Suspensions are identified by a metal tag that indicates part number capacity and serial number Consult your trailer manufacturer for your correct mounting height Parts For optimum suspension performance order only Ridewell parts as shown on pages 19 20
8. aree _ ner __ 21 SONIddS HI OL gt gt eS 59 95 HY OL SANOA 15 2000221 22 NOTES
9. Sales Service amp Warranty If you need assistance regarding this product please contact us and we will be glad to help you Mailing Address Ridewell Corporation Box 4586 Springfield 65808 Shipping Address Ridewell Corporation 3715 Farm 94 Springfield MO 65803 Phones 800 641 4122 417 833 4565 417 833 4560 email info ridewellcorp com www ridewellcorp com 2 Featheride BASIC DESIGN When properly maintained and operated within design limits the Featheride Suspension will provide many years of trouble free service It has several unique features which keep maintenance and downtime to an absolute minimum 1 A patented contoured weld on axle seat that requires no U bolts 2 Alonger hanger that improves geometry between pivot bushing axle and air spring A self contained shock absorber to ease installation and insure proper shock and air spring design 4 A slotted hanger for easy axle alignment AIR SPRINGS amp HEIGHT CONTROL VALVE This air ride suspension is designed to dampen the shocks transmitted from the road surface to the trailer frame through the AIR SPRINGS The HEIGHT CONTROL VALVE is used to maintain the proper ride height from air spring to chassis whether empty or loaded by exhausting or adding to the volume of air in the springs A manual or electronic dump valve may be incorporated that will exhaust air to lower the trailer when loading or unloading Ple
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11. 01 13345 931120557 074 OTHOLIMS 55349 ASS Y MNVI 305534409 HYAY 80859 IMNOSSIN 273159 5 985 Od w 20 1 7 AO maar 7 20 30 50 200 ww AvTY 3403439 LGNNOSSId 395170 35117 AVA ONISNOH 2733 hi JASSI 3579 134 JOOGA OL 0341034 9 5 QAINDION OML JHL N 1 STFNIHHIL NO JJINIHHGJJAH 3593549 Ol JOM ANYL 9 1409 KIE JHL 3034 HOH MA OL AAA TIA NO SALININ NOISN3SdSNS ONY 31371400 51 NOILYTTELSNI SNYL JHL NI SGONGIMS 073 OL ana 3149 SNIT WOU JHL NO 6303 340 177 UM NI SNOLLOOHLSNI JHL Yad SY ASH JHL 6 ALSNO 903174393 NSH 3 Su 5 14306383 JHON SNOILIGNOD YIINN JNO 30 SNH 38 1519 LNSW3T ual ASSY 30 1499 SI 93113 YWINSGY NO HNL 15 35 935 ONY 31371900 SI NOWYTTLSNI om Dao feet a rn ams AA a ee TS Sn fe iF cata hog eames teg 03005 shh ZL WAL pe
12. The shock absorber keeps the air spring from over extension If the shock is not in place do not let the air spring fully extend as damage could occur 12 Axle Alignment Note Set suspension at Ride Height or Air Spring Design Height shown on suspension drawing To align the front axle measure from front of trailer to wheel center both sides Have the same person read the dimension both sides This measurement should be 1 16 between RH amp LH sides Locating the hangers properly limits alignment requirements If alignment is required the short side can be moved forward up to 3 8 Use a hammer on the axle to move the beam forward in the hanger slot Once the axle is aligned weld the 2 hanger pivot washers to the hanger 4 places around Set the suspension axles at Ride Height or Air Spring Design Height shown on suspension drawing Align the second axle to the front axle that is aligned with the pivot washer welded Measure both sides and check to 1 16 If alignment is required use the Same procedure as the front axle Once aligned weld the pivot washers in place Air Control System Installation Air Tank Note If required modify the provided tank brackets for your application Mount tank brackets loosely until after the long bolts have been installed Tank drain must be pointing down Air Compressor Mount the air compressor in a location that 15 protected f
13. ase check with your trailer manufacturer for your Suspension s ride height IMPORTANT NOTE The air springs used on the Featheride Suspension have internal rubber bumpers should an air spring fail If one spring fails both will deflate allowing the suspension to operate on internal bumpers until repairs can be made AIR PRESSURE REQUIREMENTS The air control kit outlined in this manual comes with a pressure switch This switch kicks on the compressor around 80psi and kicks off at 100psi schrader valve on the tank can be used to initially fill up the tank and limit compressor run time Note The air springs will require 60psi for 8000 pound axle rating Suspension Installation Note Use bar and move beam pivot as far back as possible to assure the beam pivot is at the backside of the hanger adjustment slot Do this on all hanger beam assemblies Block up the front and back of beam on flat surface Insert hanger pipe cross member customer furnished 1 5 Sch 40 pipe Pipe can be precut at 1 2 longer than frame width angle style frames or cut off after welding in place The 1 2 extra is for fillet welding of pipe and hanger side Space outside to outside of hangers at frame width Clamp angle squarely onto the back of beam to assure beams are level Placing the axle in the beam saddle will help to square and level the beams Check that outside to outside of hanger is the same as frame width angle st
14. centers Air spring centers be measured from air soring mounting holes on RH amp LH beams Axle and Beam Fit Up 7 T 7 gt For best results grind or remove paint off axle welding area This can be done before setting axle in beam seats Center the axle in the beam seats Measure from same points both sides inside of brake to inside of wing lf needed center the axle Do not hit the brake Axle and Beam Fit Up Use an angle finder to set the axle drop at 78 degrees 1 degree off the bottom of the beams The bottom of the beams should be parallel to each other and the flat surface This should happen if the spacer blocks are of equal height Set the drop at 78 degrees This makes the drop vertical when the beam is at ride height Hammer the axle into the beam saddle to minimize saddle gap Note Prewired axles will need the wires and grommets to be removed out of axle tube unless hole is at 12 o clock Axle and Beam Fit Up C clamp both beams to axle Clamps at beam and axle can be removed after the axle has been tacked to saddle Tack axle at center typical 2 places each beam saddle CAUTION Do not test the arc on the axle beam CAUTION Do not bring axles in from non heated storage and tack or weld while cold Required axle temp is 70F 20F Axle Welding See axle manufacturer s welding notes on electrode sp
15. drawing lf incorrect adjust the HCV linkage until proper ride height is achieved 17 Preventive Maintenance Daily Visually inspect trailer to be sure it is level and that suspension Ride Height is correct Check for loose or broken parts on or around suspension to prevent any serious problems from occurring Every 30 Days Check clearances around all moving suspension parts air springs ties and shock absorbers Any signs of interference should be immediately corrected Visually inspect axle connection weld and bolt connections to make sure they are secure Review and correct any signs of wear Every 90 Days amp With Annual Inspection Check items mentioned above in DAILY amp 30 DAY inspections Also inspect weld integrity at the following connections Suspension to axle pivot washer and hanger to frame All pivot and clamping connections such as the suspension pivot and the shock mounting must be inspected 12 GO Tow 9059 g 90 HE Tad d i 53203 50 i nm 0 Sqi 0008 iv Ste EF TWILLY 3080 NOUWTIVISNI 335 4 AW OL v38 ANNINA SS d N 30 y viag hg f 1 N ONES BY 135 5 SSS
16. ec and grounding Welds should start from outside of wing and go toward the inside 1 4 root pass should start 1 in from saddle outside wing tip end weld out to end wrap over to inside wing tip end and wrap back in 1 Do not start or stop the weld at the tips of the saddle Axle Welding After each root pass has been done the second 1 4 cover pass should be welded in the same manner as the root weld Start welding the second pass at the same joint the root welding began working around the axle in like manner After each second pass is done the third 1 4 cover pass should be welded in the same manner Note This axle welding joint requires three 1 4 welds minimum TYPICAL AXLE WELDING NOTES Wire welding recommended Welding rods should conform to AWS Grade E 7018 oven dried or comparable 5 32 rods at voltage and amperage recommended by the electrode manufacturer For maximum strength a three pass weld should be used The arc should not be broken at the end of each pass and the corners should be wrapped The electrode should be backed up to fill in the crater at the end of each pass Thoroughly clean the weld between each pass Electrical grounding to the axle should be done on the beam at the air spring plate or the angle clamped on the beam for square Grounding should never be done directly on the axle tube or on an area to allow ground to pass through spindle or wheel components 10
17. of frame Consult the suspension or vehicle OEM for the proper suspension ride height Determine the correct orientation of the lever to the drive cap The alignment notch on the drive bearing cap should be used to properly locate the drive cap with the lever placed in the cap slot be sure the lever rotates up to fill FILL down to exhaust as noted on the HCV body Assemble the lever to the drive mechanism with the 1 4 tapping screw Torque to 50 55 in lbs Install the HCV on the suspension as shown on page 16 Place two 2 t bolts into the mounting slots and mount the HCV to the vehicle frame or mounting bracket Torque the 1 4 20 nuts to 60 80 in lbs Assemble the vertical linkage to the HCV and lower mounting bracket as shown The vertical link is adjustable at the lower end any excess rod length should be cut off Torque 1 4 and 5 16 fasteners to 60 80 and 90 120 in lbs respectively The HCV should be in the center position prior to tightening the lower linkage connection band clamp on P connector Install air lines to the correct HCV ports ensuring that air lines do not chafe on the other components 90 degree PTC elbows that install in the HCV ports are available from Ridewell if necessary to redirect air lines Air up the vehicle and check for leaks Leaks will cause premature wear on the compressor Safely remove the mounting height blocks Check for proper f
18. rom the elements as shown above and create a protective shield Do not totally enclose it in a tight space as this could cause overheating Inlet air should be relatively dry The tube from the compressor should be sloping downward toward the tank for proper drainage 14 HEIGHT CONTROL VALVE The Ridewell Lo Flo Height Control Valve HCV is a mechanical device that automatically adds to or exhausts air from the air suspension when changes in vehicle load are detected The valve mounts directly to the suspension so that the valve and linkage are easily and properly located PRIOR TO INSTALLATIONPRIOR TO INSTALLATION Incorrect installation or adjustment of the HCV may result in poor performance amp premature wear or failure of the suspension system Please read all instructions amp contact the OEM or Ridewell if any questions arise regarding proper installation Adequate air supply is required for suspension performance For vehicles with air brakes a pressure protection valve PPV must be installed at the reservoir INSTALLATION amp ADJUSTMENT INSTRUCTIONS Prepare the vehicle for installation by parking on a level surface and chocking the wheels to prevent movement Failure to follow acceptable safety precautions for supporting the weight and preventing vehicle movement could result in serious injury The suspension axle system should be blocked to the desired ride height center of axle to bottom
19. unction of the HCV Raise the suspension by manually rotating the lever 20 to 30 degrees in the FILL direction Upon release of the lever the HCV should exhaust and the suspension should return to its pre set mounting height Rotate the lever toward the EXH position 20 to 30 degrees The suspension should return to the pre set mounting height as the HCV adds air to the air springs If this operation is backwards the drive bearing cap will need to rotate 180 degrees and the lever re positioned Small adjustments may be necessary to achieve exact ride height by adjusting the connector to the vertical link Setting the suspension to the correct ride height is critical to proper suspension function MAINTENANCE Routinely inspect for proper mounting height and re adjust if necessary Inspect for air leaks Inspect for loose connections and re torque fasteners as necessary Inspect for chafed air lines 15 HEIGHT CONTROL VALVE SCHEMATIC 7 TANK A yO ay i 1 1 F SPRINGA Y i i VALVE a REQUIRED eS ing WITH AIR BRAKES oa he a 7 peza 4 7 __ _ 8 1 AIR SPRING ons 2 gt
20. yle frames Align hanger tops by clamping a square to both tops and check with angle finder Frame Cross Member Requirements This Suspension requires a cross member above or in front of the hangers If the bottom of the frame 1 also the trailer floor the unit needs a 2 angle in front of the hanger at the bottom of the frame The length of the cross members should equal the frame width Angles and spacers are customer furnished If using an angle if front of the hangers the angle will need to be ground to allow room for the hanger frame weld This needs to be done so the angle can mount firmly against the hanger front for welding See suspension drawing The suspension also requires cross members above the air springs Ifthe bottom of the frame 15 also the trailer floor the unit needs to be spaced down 2 minimum This is an example of spacing down The length of these cross members should equal the frame width Tube and gussets are customer furnished Hanger amp Pipe Fit Up amp Welding With hanger tops square and frame width set weld pipe all around to both outside plates of each hanger lt is easier to precut the pipe to length 1 2 longer than outside of hangers Pipe should stick out 1 4 each side for ease of welding Axle and Beam Fit Up Check that spacing at rear of beams is per design Outside of hangers Outside hangers to spring centers x 2 Air spring
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