Invacare Ranger II Basic, Service Manual

Page 1: ...s MWD FWD Ranger IIBASIC Ranger IISTANDARD Ranger IIJR Ranger II250 SERIES Service Manual DEALER THIS MANUAL MUST BE GIVEN TO THE USER OF THE WHEELCHAIR USER BEFORE USING THIS WHEELCHAIR READ THIS MAN...

Page 2: ...n of the type of wheelchair to be used by an individual rests solely with the user and his her healthcare professional capable of making such a selection WHEELCHAIR TIE DOWN RESTRAINTS AND SEAT POSITI...

Page 3: ...es in this manual refer to the following models RANGER II MWD models RANGER II BASIC RANGER II STANDARD RANGER II 250 SERIES RANGER II FWD models RANGER IIBASIC RANGER IISTANDARD RANGER II 250 Series...

Page 4: ...N A N A 55o 114o 2 98o 2 35o 170o 2 22 in 19 1 2 in 22 in 24 3 4 in 24 3 4 in 24 3 4 in 35 in 35 in 39 in R2BASIC R2250series R2STANDARD 131to135lbs 138to142lbs 206to210lbs 213to217lbs 161to165lbs 168...

Page 5: ...28 in 23 in N A N A 55 o 114 o 1 98 o 1 35 o 170 o 1 22 in 19 1 2 in 22 in 24 3 4 in 24 3 4 in 24 3 4 in 35 in 35 in 39 in R2BASIC R2250series R2STANDARD 122to127lbs 138to142lbs 203to207lbs 218to222l...

Page 6: ...s manual Drive Wheels Tires 12 1 2 X 2 1 4 inch Pneumatic Standard Flat Free Optional Caster w Precision Sealed Bearings 8x1 3 4 inchSemiPneumatic Std 8x2 inchPneumatic Opt 6 x 2 inch Semi Pneumatic O...

Page 7: ...or adapters other than those authorized by Invacare TIRE PRESSURE DO NOT use your wheelchair unless it has the proper tire pressure P S I DO NOT overinflate the tires Failure to follow these suggestio...

Page 8: ...PTAIN S SEATS ONLY Disconnect limit switch BEFORE re moving seat damage to seat can occur Push Bracket Crossbrace Wiring Harness for Battery Box Lid Stabilizers may vary depending on manufacturing dat...

Page 9: ...r NOTE Caution Label is located on side shroud Side Frame GENERAL GUIDELINES PROCEDURE 1 G E N E R A L G U I D E L I N E S CAUTION Repositioning the motors WILL af fect the stability and or perfor man...

Page 10: ...N Repositioning the motors WILL af fect the stability and or perfor mance of the wheelchair Refer to PERCENTAGE OF WEIGHT DISTRIBU TION in the Owner s Manual BEFORE repositioning motors 1080267 Side F...

Page 11: ...095559 WARNING DO NOT allow battery cable s to contact the opposite battery terminal s post s Re place cable s immediately if cable s insu lation becomes damaged Failure to observe these warnings may...

Page 12: ...oltmetersarenotaffectedby polarity however analogmeters meterswithswing ing needles can be and should be used carefully A good meter reading should be 25 5 to 26 VDC 6 Have two 2 individuals one 1 on...

Page 13: ...ep until all cells have been properly read A shorted or dead cell can be detected when it is theonlycellthatdoesnotcharge FIGURE 2 USING A HYDROMETER TO CHECK BATTERY CELLS LEAD ACID Number of Floatin...

Page 14: ...ing Ifthesecaps are hard to remove they are either overtightened or the motor has become very hot Let motors cool If caps still cannotberemoved itisrecommendedthatthemotorbe sent to Invacare Technical...

Page 15: ...rsarein theforward mostposition 1 Remove the caplug caps 2 Remove the front hex screw and caplug washer that secure the footboard mounting bracket and bushing tothewheelchair 3 Repeat STEPS 1 2 for th...

Page 16: ...ETAIL A 3 Reinstall the four 4 flat head screws and barrel nuts that secure the removable footboard to the two 2 footplate clamps Tighten securely Angle ADJUSTING FOOTBOARD ANGLE FIGURE 3 1 Loosen but...

Page 17: ...rdmount ingbracket 4 Move the footboard mounting brackets to one 1 of three 3 positions NOTE Toensuretheexistinghexscrewstightensecurely apply Loctite 242 onto the threads 5 Reinstallthetwo 2 hexscrew...

Page 18: ...to REPLACING ARM REST PADS in this procedure of the manual 3 Removethelugbolt washersandlocknutthatsecure theexistingarmrestplatetotheseat frame assembly 4 Position the new armrest plate on the seat f...

Page 19: ...e 7 Installnewbackupholsteryovermountedbackcane Washers FIGURE 2 REPLACING BACK UPHOLSTERY Back Cane This Procedure Includes the Following Replacing Seat Positioning Strap Replacing Back Upholstery Re...

Page 20: ...stery to the wheelchair frame with tie wraps NOTE CleanupholsterywithwarmDAMPclothandmild detergent to remove superficial soil WARNING Laundering or moisture will reduce flame retardation of the uphol...

Page 21: ...Angle Replacing Back Canes NOTE Makesuretolineupthemountingholesintheseat extensiontubeswiththenewseatupholstery 5 Installplugbuttonsintoendsoftheseatextensiontubes ADJUSTING BACK HEIGHT FIGURE 2 1 R...

Page 22: ...same note the position of the existing top half of the back cane s beforeremovingfromthewheelchair 2 Removethephillipsscrewandwasherthatsecurethe backupholsterytotheexistingtophalfofthebackcane 3 Sli...

Page 23: ...etheexistingbottomhalfofthebackcanefrom thewheelchair NOTE Theexistinginsertwillbereused 8 Remove the insert from the existing bottom half of the back cane 9 Install the insert into the new bottom hal...

Page 24: ...STEPS 7 9 E L E C T R O N I C S PROCEDURE 7 11 Position the armrest pad on the armrest plate 12 Line up the mounting holes in the armrest insert arm rest plate and armrest pad 13 Reinstallrearphillip...

Page 25: ...connect the following connections A Therighthandmotorandcontrollerconnection B Thelefthandmotorandcontrollerconnection C Battery wiring harness and controller connection 5 Cut the tie wrap that secure...

Page 26: ...Battery Wiring Harness and Controller Connection BLUE Tie Wrap Wire Connector Support Tie Wrap Left Hand Motor Cable Controller Cable MKIV Controller Slot MKIV Controller Locknuts Mounting Stud on Whe...

Page 27: ...E The captain s seat frame is at a 5o angle relative to the ground When the back angle is adjusted to 114o relativetotheseat itwillmeasure61o relativetotheground NOTE To determine 114o back angle rela...

Page 28: ...Limit Switch Bracket Phillips Screws Washers and Lock nuts Actuator 114o 5 3 4 inches PROCEDURE 8 LIMIT SWITCH L I M I T S W I T C H D Only tighten the two 2 phillips screws washers and locknuts that...

Page 29: ...the cutout in the gearbox drive shaft 1 Install new existing front wheel onto the motor drive shaft Makesurethechamfered angledin sideofthe wheelhubispointingawayfromthewheelchair 2 Install washer on...

Page 30: ...stingfour 4 beveledlocknuts Torquelocknutsto160 inch pounds 3 Repeat STEPS 1 2 for opposite side if necessary 4 Installthebatteryboxes RefertoINSTALLING REMOV INGBATTERYBOXESforone 1 ofthefollowing FW...

Page 31: ...l with one 1 of the flats on the head of the hex screw FIGURE 1 TIGHTEN the hex screw until the closestflatandlockingtabareparallel NOTE Tightenhexscrewonly DONOTloosenhexscrew tomakeoneofthetabsonthe...

Page 32: ...ecure with locknut WARNING Improper positioning of the washer will prohibit the free movement of the forks 9 Install Loctite 242 onto the hex screw 10 Position the caster into the new fork 11 Reinstal...

Page 33: ...o TRANSPORTING RANGERIIMWD INTEGRATEDSLINGSEATS in PROCEDURE 12 of this manual B CAPTAIN S SEAT MODELS Reinstall the Captain s Seat onto the wheelchair Refer to RE MOVING INSTALLINGCAPTAIN SSEATinPRO...

Page 34: ...heelchair Frame WHEELCHAIRS NOT EQUIPPED WITH WEIGHT SHIFT BASIC TILT WHEELCHAIRS EQUIPPED WITH WEIGHT SHIFT BASIC TILT Front Shroud 1 4 Turn Bolts Phillips Screws Washers Side Shroud Side Shroud Phil...

Page 35: ...toREMOVING INSTALLINGFRONTSHROUDinthis procedure of the manual 2 Remove the rear shroud from the wheelchair Refer toREMOVING INSTALLINGREARSHROUDinthis procedure of the manual 3 Perform one 1 of the f...

Page 36: ...Refer toREMOVING INSTALLINGREARSHROUDinthis procedure of the manual 8 Reinstall the front shroud onto the wheelchair Refer toREMOVING INSTALLINGFRONTSHROUDinthis procedure of the manual 6 Perform one...

Page 37: ...that secure the wiring harness to the crossbrace 7 Removethehexbolts washersandlocknutsthatse cure the bottom of the two 2 crossbraces to the wheelchair frame 8 Remove the hex bolt coved spacers wash...

Page 38: ...13 Washer STEPS 7 12 Crossbrace Locknut STEPS 7 12 Hex Bolts STEPS 7 12 DETAIL B FWD WHEELCHAIRS ONLY FIGURE 1 ADJUSTING SEAT WIDTH INTEGRATED SLING SEAT S NOTE Right and left is determined by sit tin...

Page 39: ...urethetwo 2 existingcrossbracestogether NOTE Note coved spacer washer and locknut order for reinstallation 10 Removethefour 4 pivottubeplugpinsfromthebot tom of the two 2 existing crossbraces C R O S...

Page 40: ...crossbraces Front of Wheelchair DETAIL A STEPS 9 12 MWD WHEELCHAIRS FWD WHEELCHAIRS Wheelchair Frame Locknut STEPS 4 17 Hex Bolt STEPS 4 17 Hex Bolts STEPS 5 16 Locknut STEPS 8 13 Push Bracket Crossbr...

Page 41: ...ALWAYS use a battery lifting strap when lifting a battery It is the most convenient method and assures that the battery acid will not spill It also helps to prolong the life of the battery DO NOT tip...

Page 42: ...3 depending on battery type otherwise dam age to the battery cable may result when in stalling battery terminal caps 2 Connect battery cable s to battery ies terminal s post s as follows DETAIL A or...

Page 43: ...0 x 7 8 Inch Hex Flange Screw NEGATIVE Battery Terminal Post Group 22NF Battery POSITIVE Battery Terminal Post POSITIVE Red Battery Cable NEGATIVE Black Battery Cable DETAIL B 1 4 20 Hex Flange Locknu...

Page 44: ...own in FIGURE 4 proceed to STEP 2 NEGATIVE Battery Terminal Post and Battery Clamp POSITIVE Battery Terminal Post Note position of battery clamp FIGURE 4 CONNECTING BATTERY CABLES BATTERY CLAMP METHOD...

Page 45: ...ETHOD CONNECTING BATTERY CABLE S TO BATTERY IES TERMINAL S POST S CONNECTING BATTERY CABLE S TO BATTERY IES TERMINAL S POST S Hex Screw Negative BLACK Battery Cable Positive RED Battery Cable Battery...

Page 46: ...Motor Gearbox R2STANDARD FIGURE 1 ASSEMBLING RANGER II FWD INTEGRATED SLING SEATS ASSEMBLING RANGER II FWD Integrated Sling Seats FIGURE 1 WARNING Theweightofthewheelchairwithouttheuserand batteriesi...

Page 47: ...manual Install the electronics Refer to PREPARINGMKIVJOYSTICK FOR USE in PROCEDURE 7 of this manual Install the footrests legrests Refer to INSTALLING REMOVING FOOT RESTS or INSTALLING ELEVAT ING LEGR...

Page 48: ...O NOT attempt to recharge the batteries and operatethepowerwheelchairatthesametime During use and charging unsealed batteries will vent hydrogen gas which is explosive in the right concentration with...

Page 49: ...M BATTERY BOXES in this procedure of the manual Cleaning Battery Terminals WARNING DO NOT allow the liquid in the battery to come in contact with skin clothes or other possessions It is a form of acid...

Page 50: ...retaining strap together to secure the rear shroud and battery box in place 12 Press down on the rear shroud until the two 2 clips secure the rear shroud to the two side shrouds 13 Connect the batter...

Page 51: ...er to REMOVING INSTALLING SHROUDS FWD WHEELCHAIRS in PROCEDURE 9 of this manual 2 Remove the battery boxes from the wheelchair Refer toINSTALLING REMOVINGBATTERYBOXESinthis procedure of the manual 3 P...

Page 52: ...STANDARD R2JR R2BASIC AND R2STANDARD R2JR Battery Tray Notch Notch Battery Tray Stop l Battery Bracket FIGURE 9 BATTERY TRAY FOLDING BATTERY TRAY FOR TRANSPORT FIGURE 10 BATTERY TRAY UNFOLDING BATTERY...

Page 53: ...OR TRANSPORT in this procedure of the manual 2 Removethehexboltandlocknutthatsecureone 1 of the battery tray pins to the battery tray 3 RefertoFIGURE11 todeterminemountingholeinthe batterytraythatcorr...

Page 54: ...rom the wheelchair Refer toINSTALLING REMOVINGBATTERYBOXESinthis procedure of the manual 3 Remove the battery tray Refer to REMOVING BAT TERY TRAY in this procedure of the manual 4 Remove the two 2 mo...

Page 55: ...bs 12 Tighten the rear locknut that secures MKIV controller to the wheelchair and torque to 156 in lbs REPLACING WIRING HARNESS FIGURE 18 16 18 and 20 inch Wide Models 1 If necessary remove the front...

Page 56: ...t Wiring Harness To Controller STEPS 4 15 Phillips Screws STEPS 7 13 Spacers STEPS 5 11 Locknuts STEPS 6 12 Phillips Bolts STEPS 6 12 Phillips Screws STEPS 5 11 Phono Jack Nut Phono Jack Side Shroud 1...

Page 57: ...h the two 2 phillips screws and spacers 10 Position the front battery connector on the wheelchair frame as shown in FIGURE 19 and secure with the two 2 phillips bolts and locknuts 11 Secure the wiring...

Page 58: ...ection BLUE Wire Connector Support MKIV Controller Slot Charger Cable Mounting Bracket Wiring Harness To Controller Phillips Screws Locknuts Phillips Screws Tie Wrap Phillips Bolts Spacer Spacer Rear...

Page 59: ...esponds to the user s weight is different than the factory setting the motors MUST BE repositioned to maintain proper stability and controllability BEFORE using thewheelchair Otherwiseinjuryordamageca...

Page 60: ...battery boxes Refer to INSTALLING RE MOVING BATTERY BOXES in this procedure of the manual REPLACING CLUTCH HANDLES R2BASIC AND R2JR FIGURE 21 1 Remove the battery boxes Refer to INSTALLING REMOVING B...

Page 61: ...Use Loctite 242 and tighten the motor gearbox to the wheelchair frame securely with the six 6 socket screws Torque to 60 inch pounds 13 Connect the clutch handle to the new motor gearbox and line up t...

Page 62: ...F W D W H E E L C H A I R S 5 Rotate battery tray hanger bracket up 6 Left side of wheelchair only Remove the front dust cover from the end of the crossbrace NOTE left is determined by sitting in the...

Page 63: ...o 60 inch pounds STEPS 8 10 Motor Gearbox STEPS 4 6 13 14 15 Spacers Battery Tray Hanger Bracket Hex Screws Footboard Mounting Bracket Dust Cover Not Shown SHORT Socket Screws Apply Loctite 242 and to...

Page 64: ...S in PROCEDURE 3 of the owner s manual part number 1080722 Adjust the stabilizers Refer to ADJUSTING STABILIZ ERS in this procedure of the manual WARNING After ANY adjustments repair or service and BE...

Page 65: ...are flush with the pivot links on the crossbraces 2 Assemble the wheelchair Refer to FIGURE 2 3 Install the shrouds Refer to REMOVING INSTALL ING SHROUDS in PROCEDURE 10 of this manual 4 Install the...

Page 66: ...attempt to recharge the batteries and operate the power wheelchair at the same time During use and charging unsealed batteries will vent hydrogen gas which is explosive in the right concentration with...

Page 67: ...nstall the rear shroud Refer to RE MOVING INSTALLINGSHROUDS MWDWHEEL CHAIRS in PROCEDURE 9 of this manual Wheelchairs Equipped With Mark IV RII Joystick Detail B of FIGURE 6 1 Attach the battery charg...

Page 68: ...he battery con nectors on the wheelchair frame 1 Removethebatteryboxesfromthewheelchair Referto REMOVING INSTALLING BATTERY BOXES in this procedure of the manual 2 Removeexistingbatteriesfromthebatter...

Page 69: ...YBOXESinthisprocedureofthe manual 6 If necessary install the shrouds Refer to REMOV ING INSTALLING SHROUDS MWD WHEEL CHAIRS in PROCEDURE 10 of this manual Installing Battery Tray onto Wheelchair Equip...

Page 70: ...TRAY FOR WHEELCHAIRS NOT EQUIPPED WITH WEIGHT SHIFT BASIC TILT BATTERY TRAY FOR WHEELCHAIRS EQUIPPED WITH WEIGHT SHIFT BASIC TILT Battery Tray Pins Battery Tray Hanger Bracket Mounting Slots Mounting...

Page 71: ...lchair frame 5 Remove the two 2 phillips bolts and locknuts that securethefrontbatteryconnectortowheelchairframe 6 Remove the two 2 phillips bolts and locknuts that securethewiringharnesstothechargerc...

Page 72: ...r CableMountingBracketmay vary depending on wheel chair model and options Tie Wraps STEPS 8 16 15 Connect the wiring harness BLUE to the con troller connector BLUE 16 Resecure the wiring harness and m...

Page 73: ...rly NOTE If the height of the stabilizer springs is less than the height that corresponds to the approximate weight of the user thewheelchairwillnotbeabletoclear2 inchobstacles NOTE Thestabilizersprin...

Page 74: ...USER PREFERENCE BOTTOM Hex Bolt Stabilizer Plates Locknut Stabilizer Cylinder Bottom of Stabilizer Cylinder Adjustment Nut Jam Nut FIGURE 14 ADJUSTING TYPE B STABILIZER ASSEMBLY FOR USER PREFERENCE B...

Page 75: ...ly 7 Secure the bottom of the new stabilizer cylinder to the stabilizer plates with the hex bolt and locknut 8 RepeatSTEPS2 7fortheoppositesideofthewheel chair if necessary 9 Tighten the jam nut on th...

Page 76: ...the wheel chair frame with the top mounting screw and locknut Loosely tighten 7 Torquebothmountingscrewsto13ft lbsandthenback off 1 8 to 1 4 turn NOTE The length of the new stabilizer cylinder must b...

Page 77: ...NGSHROUDSinPROCEDURE 10 of this manual 2 Loosen the jam nut on the stabilizer cylinder 3 Remove the top hex bolt and locknut that secure the stabilizer cylinder to the wheelchair frame 4 Remove the bo...

Page 78: ...Insert the pin through the clutch handle and motor gearbox as shown in DETAIL A in FIGURE 21 NOTE Make sure the detent ball on the pin is fully visible 12 RepeatSTEPS3 11fortheoppositesideofthewheel c...

Page 79: ...bottom of the crossbrace to the wheelchair frame 7 Removethebottomofthecrossbracefromthemount ing bracket on the wheelchair frame 8 Remove the pin that secures the clutch handle to the existing motor...

Page 80: ...NG INSTALLING DRIVE WHEELS in PROCEDURE 9 of this manual 8 Notethemountingpositionofmotor gearboxonwheel chair frame for installation of new motor gearbox 9 Removethesix 6 socketscrewsthatsecuretheexi...

Page 81: ...STEPS 9 11 Dust Cover Hex Bolt Washer Crossbrace Locknut STEPS 5 6 AND 14 Wheelchair Frame SHORT Socket Screws Apply Loctite 242 and torque to 60 inch pounds STEPS 9 11 Motor Gearbox Tie Wrap STEPS 3...

Page 82: ...82 NOTES NOTES N O T E S...

Page 83: ...Invacare at the ad dress on the back cover Provide dealer s name address date of purchase indicate nature of the defect and if the product is serialized indicate the serial number Do not return produ...

Page 84: ...InvacareWay 5970 ChedworthWay Invacare and Yes you can are trademarks of Invacare Elyria Ohio USA Mississauga Ontario Corporation 44036 2125 L5R 3T9 Canada 2000 Invacare Corporation 800 333 6900 905...