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Pronto® M91™and M94™

1. 3 Part 1125038 7 Pronto M91 and M94 SPECIAL NOTES SPECIAL NOTES Signal words are used in this manual and apply to hazards or unsafe practices which could result in personal injury or property damage Refer to the table below for definitions of the signal words SIGNAL WORD MEANING DANGER Danger indicates an imminently hazardous situation which if not avoided will result in death or serious injury Warning indicates a potentially hazardous situation which if not avoided could result in WARNING IDA death or serious injury Caution indicates a potentially hazardous situation which if not avoided may result in property damage or minor injury or both CAUTION NOTICE THE INFORMATION CONTAINED IN THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE WHEELCHAIR USER As a manufacturer of wheelchairs Invacare endeavors to supply a wide variety of wheelchairs to meet many needs of the end user However final selection 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 RESTRAINTS TRRO AND TRBKTS Wheelchair users should NOT be transported in vehicles of any kind while in wheelchairs TRRO includes four factory installed transport brackets a
2. Part No 1125038 Controller Charger Cable SECTION BATTERIES DETAIL Battery Mounting Charger Cable Screws Controller Battery Charger Wheelchair Frame FIGURE 11 4 Replacing the On Board Battery Charger Pronto M91 and M94 SECTION I2 ELECTRONICS SECTION I2 ELECTRONICS A WARNING After ANY adjustments repair or service and BEFORE use make sure that all attaching hardware is tightened securely otherwise injury or damage may result Before performing any maintenance adjustment or service verify that On Off switch on the joystick is in the OFF position Disconnecting Connecting the Joystick Disconnecting MKIV RII MK Joysticks NOTE For this procedure refer to FIGURE 12 1 on page 114 1 Loosen the thumb screws on the joystick connector 2 Disconnect the joystick connector from the controller connector MKIV A Joysticks NOTE For this procedure refer to FIGURE 12 1 on page 114 1 Loosen the threaded collar on the joystick connector 2 Disconnect the joystick connector from the controller connector SPJ Joysticks NOTE For this procedure refer to FIGURE 12 2 on page 115 Hold the light GREY collar portion of the joystick connector with one hand and the controller connector on the wheelchair in the other and disconnect them b
3. 24 PSR PSF Joysticks or Displays 28 29 Iri 31 Battery Charger iei e 31 Checking Battery Charge 32 Field Load 33 Motor m 34 Part No 1125038 3 Pronto M91 and M94 TABLE OF CONTENTS TABLE OF CONTENTS SECTION 4 SEAT 35 Removing Installing or Tilting the Seat 2 35 Removing Installing the Seat Assembly without Powered Seating Systems 35 Tilting the Seat Assembly Power Tilt Only Seating System sss 36 Tilting the Seat Assembly Formula PTO Plus Seating System 38 Adjusting the Seat Helplit aiios reote bra etre ideni toa b delet vag o ud ag 40 Removing Installing the Adjustable Height 2 222 22 42 ASBA Seat Service
4. 97 Removirig Installing the Motor Lio on oral a iudico 98 Inspecting Replacing Motor uci tu ertet ode n bt i dae ule ei 99 Electro Mechanical Parking Brake Testing esee 101 SECTION CBATTERIES 102 Installing Removing the Batteries retentu tnter thon 103 lc Sem 103 REMOVING 105 Connecting Disconnecting the Battery Wiring Harness sse 106 Var rero MN E 107 BDisconnecting 107 Replacing the On Board Battery Charger 5 109 Pronto M91 and M94 6 Part No 1125038 TABLE OF CONTENTS TABLE OF CONTENTS SECTION I2 ELECTRONICS 12 Disconnecting Connecting the 2 112 Boc senis C C 112 Connecting 113 Repositioning the Joystick citroen eate tne deti ente tar 116 ASBA or Adjustable ASBA 8 116 Van Seat PGE
5. 67 Replacing Van Seat Armrest Pad Assembly s sesssessessseesesssseeesssseeeeesesssreeessneresssssnereesssereesseeeeesrs 68 Arm Service Procedures for ASBA and Adjustable ASBA 2 22 2 69 Removing lristalling Flip 24 550 rentia 69 Adj s ng th Flip Back Armrest bem armare 70 SECTION 6 FRONT RIGGINGS 71 Installing Removing Front Riggings sssecscessssccsesssssssesssssesessssssessssessssssesesessssesssssesessssesesesses 71 ad ts 71 71 Adjusting Footrest 72 ani icr E ORO T 72 Model PH904A and PHALA tese ral buen ebbe picti dabas que 72 73 Raising Lowering Elevating Front Riggings eese ttn 73 Adjusting Replacing Telescoping Front Rigging Supports senes 74 Van Style c c o 74 reed et S ELM eene 75 Adjustable eee 76 SECTION
6. dtd cubito a 43 Removing Installing the Seat bucsuspusdnidelidandbebecsasesulelidedeesnsddte 43 Changing the Seat Width Depth 44 Replacing the SEAL Frames bi diae damp 44 Replacing the Seat Positioning Strap eee esee eeeteetenteettetostonte tea tson tante 45 Removing Installing the Back Upholstery eren tntnnonis 45 Removing Installing Changing the Back Cane Height eee 45 Adjusting the Back Angle eese eeeeetente entente tente ntnte entente nente tnte nente 48 Adjustable ASBA Seat Service Procedures eese eetee testen tenta tta ttentus 50 Reinoving Installinig the Seat Pan 50 REMOVING M 50 50 AGiUStinig the Seat WV id th uu nderit otn ritate tto cedes 50 Adjusting the Seat Deptlio ee Dele 52 Remioving Installing Side Rails tentur teta 54 Removing side eot 54 Installing Side IRAN aget Loses essel 55 Adjusting the Back Width eerte retten preces reperiet ite
7. NOTE The seat to floor heights are based on 18 inch deep seat with 0 1 seat pan angle and pneumatic tires or flat free inserts Seat to floor height measured from the front edge of seat to floor All heights are measured with properly inflated new tires These heights can vary A inch A WARNING If the seating system is mounted onto a power wheelchair that has a weight limita tion greater than that of the seating system the weight limitation is maintained at the seating system s weight limitation Example The M9I Standard wheelchair has a 300 Ib weight limitation so the seating system still has a weight limitation of 275 Ibs Part No 1125038 17 Pronto M91 and M94 Typical Product Parameters Pronto M94 SEAT WIDTH RANGE 18 INCH 20 INCH 22 INCH 24 INCH VAN SEAT VAN SEAT VAN SEAT VAN SEAT 20 inches 22 inches 24 inches ASBA SEAT 18 inches 18 to 24 inches SEAT DEPTH 16 to 18 inches 18 to 20 inches 20 to 22 inches 20 to 22 inches l6 to 22 inches BACK HEIGHT W O HEADREST SEMI RECLINE 18 inches 18 inches 18 inches 18 inches 16 to 20 inches BACK ANGLE RANGE SEMI RECLINE Standard 35 to 115 35 to 115 35 to 115 35 to 115 80 to 100 UPHOLSTERY WITH SEAT PAN Grey Vinyl Black Nylon Back SEAT TO FLOOR OVERALL WIDTH NO JOYSTICK 21 to 24 inches Cushion Not Compressed 19 to 22 inches To Seat Pan
8. RED Battery Connectors RED Rear POSITIVE Battery Terminal Mounting Screw Nut and Fuse Hardware Rear of Wheelchair Rear Battery Retaining Strap NOTE Terminal cap removed for clarity FIGURE 11 2 Installing Removing the Batteries Removing 1 Place the wheelchair in a well ventilated area where work can be performed without risking damage to carpeting or floor covering Part No 1125038 105 Pronto M91 and M94 SECTION 1 BATTERIES 2 Verify the joystick ON OFF switch is in the OFF position and disconnect joystick Refer to Disconnecting Connecting the Joystick on page 112 3 Perform one of the following e Wheelchairs without Formula PTO Plus Remove the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 e Wheelchairs with Formula PTO Plus Tilt the seat back Refer to Removing Installing or Tilting the Seat Assembly on page 35 4 Remove the top shroud Refer to Removing Installing the Shrouds on page 88 5 If necessary disconnect right and left motor leads to allow access to the front of the battery tray 6 Disconnect the front battery from controller RED connector Refer to FIGURE 11 2 7 Move aside the motor leads and controller cable to allow unobstructed access to the front of the battery tray 8 Disconnect the rear battery from the front battery RED and BLACK connectors Refer to FIGURE 11 2 9 If necessary disconnect the wi
9. Charger Port Digi gital Voltmeter QUALITY 0 to 2 volts 2 to 2 5 volts 1 2 5 FIGURE 3 1 Field Load Test Motor Testing NOTE For this procedure refer to FIGURE 3 2 1 On the 4 pin motor connector locate the two contacts in the red and black housings 2 Set the digital multimeter to measure ohms 3 Measure the resistance between the two motor contacts NOTE A normal reading is between 0 2 and 5 ohms A reading of 0 ohms or in excess of 15 ohms indicates a problem High readings are generally caused by bad connections and or damaged brushes Contact Invacare MKIV 4 pin Motor Connector MK amp MK6i 4 Motor Connector Cap Cap Motor t gt otor DaN 2 4 Pin Motor Connector Z L 1 1 em 4 Pin Motor Connector FIGURE 3 2 Motor Testing Pronto M91 and M94 34 Part No 1125038 SECTION 4 SEAT SECTION 4 SEAT A WARNING After ANY adjustments repair or service and BEFORE use make sure that all attaching hardware is tightened securely otherwise injury or damage may result Before performing any maintenance adjustment or service verify that ON OFF switch on the joystick is in the OFF position The following acronyms are used throughout this manual ACRONYM DEFINITION ADJUSTABLE ASBA ADJ ASBA Adjustab
10. 20 INCH 20 INCH 21 INCH 22 INCH 23 INCH 24 INCH NOTE Only left side rail shown Use the same mounting hole for opposite side rail 6 Align the crossbar mounting holes with the seat frame mounting holes Part No 1125038 5I Pronto M91 and M94 SECTION 4 5 7 Secure each crossbar to the seat frame with a hex screw and coved washer Torque the hex screw to 75 in lbs 20 8 If necessary install the new spreader bar Refer to Removing Installing the Spreader Bar on page 58 NOTE Seat pan back and arms removed for clarity Crossbar x Hex Screw Seat Frame Mounting Hole Coved Side Rail Washer DETAIL A REPLACING THE CROSSBARS Side Rail Crossbars Mounting Hole Hex Screw Side Rail FIGURE 4 12 Adjusting the Seat Width Adjusting the Seat Depth NOTE For this procedure refer to FIGURE 4 13 on page 54 1 Examine the following chart to determine if the desired seat depth adjustment is within or beyond the range of the existing seat frame FRAME SIZE SEAT DEPTH RANGE SMALL 16 19 inches l inch increments LARGE 19 22 inches in l inch increments Pronto M91 and M94 52 Part No 1125038 SECTION 4 SEAT Perform one of the following e Seat Depth Adjustment is Within the Range of Existing Seat Frame Proceed to STEP 3
11. Mounting Screws Shorter Mounting Screw Side Frame Assembly Mounting Screw Side Front Shroud Shroud DETAIL C NOTE Rear Shroud After 7 14 03 Hood and Loop Strips Shroud Plate Mounting Screws and Washers ME P DETAIL B NOTE Rear Shroud Before 7 14 03 Locknuts Base Rear Shroud Closed Rear Shroud Channels Frame Open Rear Frame Knob Rear Shroud Rear Shroud Rear Washer Shroud L Mounting Bolt Mounting Screws FIGURE 9 1 Removing Installing the Shrouds Pronto M91 and M94 90 Part No 1125038 SECTION 9 SHROUDS FRAME Removing Installing the Pivot Tube NOTE For this procedure refer to FIGURE 9 2 NOTE Reverse this procedure to reassemble the side frame 1 Remove the drive wheel Refer to Removing Installing the Drive Wheel on page 84 2 Remove the side shroud and shroud plate Refer to Removing Installing the Shrouds on page 88 3 Remove the front head tube assembly Refer to Removing Installing the Front Headtube Assembly on page 83 4 Remove the locknut and spacer securing the pivot tube to the mounting pin NOTE Two nylon bushings are located in each end of the pivot tube 5 Remove the pivot tube from the lower mounting pin Side Frame lt gt 5 Locknuts Mounting Pin Pivot Tube Nylon Bushings FIGURE 9 2 Removing Installing the Pivot Tube Removing Installing the
12. 2 Loosely install the two mounting screws and locknuts hold the spreader bar against the back canes 3 Adjust the position of the spreader bar until it is parallel with the ground floor 4 Torque the mounting screws to 13 ft lbs 20 Spreader Back Cane FIGURE 4 17 Removing Installing the Spreader Bar Pronto M91 and M94 58 Part No 1125038 SECTION 4 SEAT Adjusting Spreader Bar Width NOTE For this procedure refer to FIGURE 4 18 NOTE The spreader bar can be adjusted from 16 to 20 inches or from 20 to 24 inches NOTE This procedure only applies to systems without Contoura backs that omit upholstery 1 Remove spreader bar Refer to Removing Installing the Spreader Bar on page 58 2 Remove the two screws four coved spacers and two locknuts securing the two handles to the tube Align the handle mounting holes with the desired tube mounting holes 4 Secure the two handles to the tube using the two screws four coved spacers and two locknuts Torque to 75 in Ibs 20 Coved Spacer Tube Screws Coved Spacer Handle Mounting Hole Locknuts Coved Spacer Handle Handle Mounting Hole DETAIL TUBE MOUNTING HOLES 16 to 20 inch Tube 20 to 24 inch Tube 20 Inches 19 Inches 23 E T nches 18 Inches 22 Inches 7 Inches 21 Inches 16 Inches 20 Inches FIGURE 4 18 Adjusting Spreader Bar Width Part No 1125038 59 Pronto M91 and M94 SECTION 4 SEAT Repla
13. 27 to 29 inches OVERALL HEIGHT OVERALL LENGTH 3l inches Folded 54 inches Upright 35 inches With Footboard Folded 43 inches With Footboard Extended DRIVE WHEELS TIRES 14 x 3 inch Flat Free CASTER W PRECISION SEALED BEARINGS 6 x 2 inch Front Rear FOOTRESTS LEGRESTS Flip Up Depth and Height Adjustable Footboard Swingaway Front Rigging Elevating Legrest WEIGHT W SEATING SYSTEM AND ACCESSORIES W O BATTERIES W BATTERIES 216 Ibs 290 Ibs SHIPPING 260 Ibs w o Batteries 310 Ibs w Batteries ARMRESTS Adjustable Angle Height and Width Desk and Full Length BATTERIES 22NF Quantity 2 PERFORMANCE SPEED 0 to 4 5 mph TURNING RADIUS 19 2 inches RANGE VARIABLE 10 to 15 miles WEIGHT LIMITATION 500 Ibs NOTE Based on 24 inch wide Van seat NOTE Values for range are calculated for maximum chair weight rating using largest batteries applicable 22NF per test procedures described in ANSI RESNA WC VOL2 1998 Section 4 and meet federal reimbursement requirements for this product While considered typical they are derived based on certain ideal conditions Variances in battery condition user weight usage pattern or overall terrain conditions will result in actual values for range that differ from these stated values Pronto M91 and M94 18 Part No 1125038 SECTION GENERAL GUIDELINES SECTION GENERAL GUIDELINES A WARNING
14. RED battery cable mounting screw PIN 1114804 FRONT BATTERY 75 ANP FS HVBF Fuse RED Battery Cable BLACK Connector RED Battery able BLACK Battery f Cable 22NF BATT FUSE DO NOT 22NF BATT BEUA REMOVE F 2 POSITIVE RED Battery BLACK Batter able Cable Battery Terminal Insulator Nut REAR BATTERY SCH MA POUR LE FILAGE des batteries doubles 22NF NE PAS ENLEVER CETTE ETIQUETTE Le cable ROUGE POSITIF DOIT tre connect la borne POSITIVE Le cable NOIR N GATIF DOIT tre connect la borne NEGATIVE NE PAS laisser les cables de batteries toucher les bornes oppos es Remplacer le cable imm diatement si l isolation du c ble est endommag e Un court circuit peut se produire et causer des blessures graves et ou des dommages au syst me lectrique si ces avertissements ne sont pas respect s Se r f rer au MANUEL DE L UTILISATEUR NE PAS enlever le fusible ou la quincaillerie de montage de la vis de AU WARN NG montage du cable de batterie ROUGE POSITIF ATTENTION Cte Serial Number Label is located x A ice ne a plate on the inside of the de wn ri ght rear frame Pinch Point Risque de Pincement 1079203 Rev B 08 04 06 WARNING ATTENTION Pinch Point Risque de Pincement 1079203 Rev B 08 04 06 Pronto M91 and M94 10 Part No
15. ceca quit baie Ue Ban DO na D iT qup UR Gd n Oan Rid qu nS 14 TYPICAL PRODUCT PARAMETERS 5 Pronto MIG 15 Pronto 9 T with Power Tile Only gone onore 16 Pronto M9 with Formula PTO Plus 17 Pronto MJA ed dieu OA quin 18 SECTION 1 GENERAL GUIDELINES 9 Repair or Service Informatioli depen a 19 Operation Information oto ees Mets telo bote 19 Tire ceil tuted cae tated catio tn 20 Electrical 20 Grounding INSERUCTIONS eee nero bep Patto Gi been osa Ge eiie 20 Batterigs ooa abu 20 SECTION 2 EMI INFORMATION 21 SECTION 3 SAFETY INSPECTION TROUBLESHOOTING 23 Safety Inspection m 23 23 24 Electrical odo dead 24 Wheel 24 24 SPJ w PSS or
16. e Seat Depth Adjustment is Beyond the Range of Existing Seat Frame Replace the side rails Refer to Removing Installing Side Rails on page 54 Loosen but DO NOT remove the four hex screws and washers securing the bottom of the cane brackets to the side rails Loosen but DO NOT remove the four hex screws securing the front arm sockets to the side rails Use the following Seat Depth Adjustment Table to determine the distance required to obtain the desired seat depth Seat Depth Adjustment Table SEAT DEPTH DISTANCE IN INCHES 16 INCH 5 50 17 INCH 4 50 18 INCH 3 50 19 INCH 2 50 Small Frame 5 50 Large Frame 20 INCH 4 50 21 INCH 3 50 22 INCH 2 50 NOTE Distance is between the rear of the rear arm socket and the rear of the side rail Detail A 6 7 Measure the distance determined in STEP 5 from the end of the side rail Slide the cane brackets along the side rails to align the rear of the rear arm socket with the distance measured in STEP 6 Secure the cane brackets to the side rails with the four hex screws and washers Torque the hex screws to 13 ft lbs Secure the front arm sockets to the side rails with the four hex screws Torque the hex screws to 13 ft lbs Part No 1125038 53 Pronto M91 and M94 SECTION 4 SEAT DETAIL A SEAT DEPTH MEASUREMENT Rear Arm Socket Side Rail Measure Distance Cane Bra
17. Height Tube Front Adjustable Mounting Height Tube Hole Mounting Hole gt Mounting Screws NOTE M94 shown FIGURE 4 4 Adjusting the Seat Height Part No 1125038 41 Pronto M91 and M94 SECTION 4 SEAT Removing Installing the Adjustable Height Tubes NOTE For this procedure refer to FIGURE 4 5 NOTE Reverse this procedure to install the adjustable height tubes 1 Remove the top shroud from the wheelchair Refer to Removing Installing the Shrouds on page 88 2 Remove the mounting screw and locknut securing the front adjustable height tube to the front support tube 3 Remove the front adjustable height tube from the front support tube 4 Remove the mounting screw and locknut securing the rear adjustable height tube to the rear support tube 5 Remove the rear adjustable height tube from the rear support tube Rear Support Tube 4 Rear Adjustable Height Tube Locknut Front Adjustable Height Tube Front Support Tube Mounting Screw NOTE M94 shown FIGURE 4 5 Removing Installing the Adjustable Height Tubes Pronto M91 and M94 42 Part No 1125038 SECTION 4 SEAT ASBA Seat Service Procedures Removing Installing the Seat Pan NOTE For this procedure refer to FIGURE 4 6 NOTE Take note of the position and orientation of the mounting hardware seat positioning straps and quick release pin tabs for installation of the seat pan
18. iv Close the rear shroud by tilting the rear shroud towards the wheelchair and push forward Turn the knob 90 until detent is felt to lock rear shroud M91 Built between 12 18 03 to 4 1 04 Detail A of FIGURE 11 4 i Using the hook and loop strap secure the charger to the wheelchair frame ii Route the battery charger cable to the right side from the rear of the wheelchair of the battery charger body iii Connect the battery charger cable from the controller charger cable M91 After 1 31 04 and M94 wheelchairs Detail B of FIGURE 11 4 i Using the two mounting screws secure the charger tot he wheelchair frame ii Connect the charger cable from the AUX port of the controller iii Route the battery charger cable to the left side wheelchair frame from the rear of the wheelchair iv Using the three new tie wraps secure the charger cable to the wheelchair frame v Connect the charger cable from the AUX port of the controller 7 Using hook and loop strap provided wrap the AC cord and secure to back of wheelchair 8 If necessary install the rear shroud Refer to Removing Installing the Shrouds on page 88 9 Install the batteries Refer to Installing Removing the Batteries on page 103 Pronto M91 and M94 110 Part No 1125038 Battery Charger DETAIL Battery Charger Cable Hook and Loop Strips
19. 1125038 LABEL LOCATIONS M9I Heavy Duty WEIGHT CAPACITY LIMITE DE POIDS 400 LBS 182 kgs REFERTO OWNER S MANUAL SE REFERER AU MANUEL DE L UTILISATEUR P N 1111030 WIRING DIAGRAM for Dual 22NF Batteries DO NOT REMOVE THIS LABEL The POSITIVE RED Battery Cable MUST connect to the POSITIVE Battery Terminal s Post s The NEGATIVE BLACK Battery Cable MUST connect to the NEGATIVE Battery Terminal s Post s DO NOT allow Battery Cable s to contact the opposite Battery Terminal s Post s Install protective caps on POSITIVE and NEGATIVE battery terminals Replace cable s immediately if cable s insulation becomes damaged Failure to observe these warnings may result in an electrical short with serious personal injury and or damage to the electrical system See Owner s Manual DO NOT remove fuse or mounting hardware from POSITIVE RED battery cable mounting screw PIN 1118397 RED Connector ONT BATTERY 100 AMP FS HVBF Fuse Washers RED Battery Cable BLACK Connector RED Connector msc f RED Battery Cable RED Battery Cable REAR BATTERY a Insulator Nut SCHEMA POUR LE FILAGE des batteries doubles 22NF NE PAS ENLEVER CETTE ETIQUETTE Le cable ROUGE POSITIF DOIT tre connect la borne POSITIVE Le cable NOIR NEGATIF DOIT tre connect la borne NEGATIVE NE PAS laisser les cables de batteries toucher les bornes oppos es Remplacer le cable
20. 1125038 131 Pronto M91 and M94 Yes you Invacare Corporation www invacare com USA One Invacare Way Elyria Ohio USA 44036 2125 800 333 6900 Canada 570 Matheson Blvd E Unit 8 Mississauga Ontario L4Z 4G4 Canada 800 668 5324 All rights reserved Trademarks are identified by the symbols and All trademarks are owned by or licensed to Invacare Corporation unless otherwise noted Loctite is a registered trademark of Henkel Loctite Corporation 2008 Invacare Corporation Part No 1125038 Rev C 07 08
21. 116 Replacing the RII 80 AMP Controller 117 Replacing the NX 80 NK5 EX 5 or MK6i Controller sees 119 SECTION 3 WIRE ROUTING 121 Wire 121 MES or MKoi Wire Routing 122 SECTION 14 TRANSPORT READY PACKAGE TRRO 123 About Transport Ready 124 Compliance Information P PETS 124 SPO CHF CALI ENS aside dais o odi te eaa pde ande Un De eta D da et lapins Qu Pape an DR 124 Securing the Wheelchair to the Vehicle eese 222221 125 Positioning the Wheelchair in the Vehicle seen 125 126 Securing the VV MESl CHAIN 126 127 Wheelchair Anchored Belts nre Droite e nee 127 VehiclesAnchored Belts 128 Beating System 128 Positioning Belts 129 NOTES 30 LIMITED WARRANTY
22. NOTE Take note of position and orientation of headtube and mounting hardware for installation NOTE Reverse this procedure to install the front headtube assembly 1 Remove the dust cover 2 Remove the two top mounting screws and bushings that secure the headtube to the walking beam 3 Remove the two bottom mounting screws and bushings that secure the head tube to the pivot tube 4 Remove the headtube from the walking beam and pivot tube Part No 1125038 Walking Beam Pa Cover Headtube Pivot Tube 2 di Mounting Top Mounting crew Screw M ATR Mounting Screw Bottom Mounting Screw Bushings FIGURE 8 4 Removing Installing the Front Headtube Assembly Pronto M91 and M94 SECTION 8 WHEELS Removing Installing the Drive Wheel NOTE For this procedure refer to FIGURE 8 5 A WARNING DO NOT use your wheelchair unless it has the proper tire pressure p s i DO NOT overinflate the tires Failure to follow these suggestions may cause the tire to explode and cause bodily harm If tires are pneumatic replacement of tire or tube MUST be performed by a quali fied technician NOTE If drive wheels or casters are pneumatic under inflation causes excessive wear which results in poor performance of the tires CAUTION Perform the following procedure in a designated work area to prevent damage to flooring carpeting tile etc Removing 1 Remove the fo
23. Remove the lock plate Allow the torsion spring to rest in place 9 Remove the walking beam mounting screw washer and nut securing the walking beam assembly torsion spring and spring spacer to the frame 10 Remove the two mounting screws securing the pivot rack to the pivot link 11 Remove the pivot rack from the pivot link 12 Remove the front mounting screw two nylon washers O ring cupped washer locknut securing the pivot link to the wheelchair frame mounting hole Detail C of FIGURE 9 3 13 Remove the long shoulder screw and locknut securing the pivot link to the rear frame mounting hole 14 Perform one of the following Removing the Stability Lock Assembly Hardware ONLY i Remove the two shoulder screws and one washer securing the motor rack to the walking beam Pronto M91 and M94 92 Part No 1125038 SECTION 9 SHROUDS FRAME Remove the motor rack from the walking beam Removing the Swing Arm i Remove the long shoulder screw and locknut securing the swing arm to the wheelchair frame ii Remove the swing arm from the wheelchair frame Installing Perform one of the following Installing the Stability Lock Assembly ONLY i Ensure compression spring is positioned in the middle hole of the motor rack ii Align the motor rack under the walking beam Detail A of FIGURE 9 3 iii Using two shoulder screws and one washer secure the motor rack to the walking beam Installi
24. SECTION GENERAL GUIDELINES contains important information for the safe operation and use of this product Repair or Service Information Set up of the Electronics Control Unit is to be performed only by a qualified technician The final adjustments of the controller may affect other activities of the wheelchair Damage to the equipment could occur if improperly set up or adjusted Wheelchairs should be examined during maintenance for signs of corrosion water exposure incontinence etc Electrical components damaged by corrosion should be replaced IMMEDIATELY Wheelchairs that are used by incontinent users and or are frequently exposed to water may require replacement of electrical components more frequently Operation Information Ensure that driving surfaces ramps lifts elevators etc are capable of supporting combined weight of user and wheelchair for 500 Ibs user the combined weight could be up to 800 Ibs Performance adjustments should only be made by professionals of the healthcare field or persons fully conversant with this process and the driver s capabilities Incorrect settings could cause injury to the driver bystanders damage to the wheelchair and to surrounding property After the wheelchair has been set up check to make sure that the wheelchair performs to the specifications entered during the set up procedure If the wheelchair does NOT perform to specifications turn the wheelchair OFF immediately an
25. Standard SEMI RECLINE 35 to 115 35 to 115 35 to 115 80 to 100 85 to 105 UPHOLSTERY Grey Vinyl Grey Cloth Tan Vinyl Black Nylon Back SEAT TO FLOOR 2211 to 23 inches Cushion Not Compressed 20 to 22 inches To Seat Pan OVERALL WIDTH NO JOYSTICK 257 8 inch OVERALL HEIGHT 36 to 491 4 inches Semi Recline Back 39 to 52 4 inches Full Recline Back OVERALL LENGTH 39 inches With Footboard Folded 407 4 inches With Footboard Extended DRIVE WHEELS TIRES 14 x 3 inch Pneumatic Flat Free tires ONLY on wheelchairs with Heavy Duty option CASTERS 6 x 2 inch Front Rear with Precision Sealed Bearings FOOTRESTS Flip Up Depth and Height Adjustable Footboard LEGRESTS Swingaway Front Rigging Elevating Legrest WEIGHT W SEATING SYSTEM AND ACCESSORIES W O BATTERIES 199 Ibs W BATTERIES 273 Ibs SHIPPING 260 Ibs w o Batteries 310 Ibs w Batteries ARMRESTS Adjustable Angle Depth and Width BATTERIES 22NF Quantity 2 INCLINE CAPABILITY 9 PERFORMANCE SPEED Standard 0 to 6 4 mph Heavy Duty 0 to 4 25 mph TURNING RADIUS RANGE VARIABLE Standard Heavy Duty WEIGHT LIMITATION Standard Heavy Duty 19 inches Front with Footboard 21 2 inches Rear 22 miles 12 to l6 miles 300 Ibs 400 Ibs NOTE Based on 18 inch deep Van seat NOTE Values for range are calculated for maximum chair weight rating usi
26. 56 sdjustipne the Back po 56 Adjusting the Back Height 57 Removing Installing the Back Canes ete revente o eee 57 Removing Installing the Spreader 58 Adjusting Spreader Bar 59 Replacing the Seat Positioning 60 Van Seat Service 61 Adj sting the Back Angle n 61 Adjusting the Seat Position on Van Seat Frame eese eset teetenttttettnttnne 61 Adjusting the Van Seat Back 63 Removing Installing Drive Lockout Switch Mounting Hardware and Cable Full Recline Van Seat Only 64 Pronto M91 and M94 4 Part No 1125038 TABLE OF CONTENTS TABLE OF CONTENTS SECTION 5 ARMS 66 Arm Service Procedures for 66 Removing Installing Van Seat Arm 2 66 Adjusting Van Seat Arm Width 66 Adjusting Van Seat Arm 4 67 Adjusting Van Seat Arm Height Adjustable Height Arms Only
27. 7 FOOTBOARD ASSEMBLY 78 Removing Installing the Footboard 0000 78 REMOVINE 78 eco 78 Adjusting the Footboard 79 79 DOPE na onl weve anita 80 SECTION 8 WHEELS 81 Replacing the Front Rear Castel 8l Adjusting Caster 82 Removing Installing the Front Rear Caster Assemblies seen 83 83 Part 1125038 5 Pronto M9I and M94 TABLE OF CONTENTS TABLE OF CONTENTS hcl iem 83 Removing Installing the Front Headtube Assembly see 83 Removing Installing the Drive Wheel eese eeten tete ntte tontos tonta tontos tanta ttsnune 84 eie 84 Installing
28. A of FIGURE 9 1 and remove shroud plate from side frame e Front Shroud Remove the two mounting screws that secure the front shroud to the base frame Detail B of FIGURE 9 1 and remove front shroud from the base frame Pronto M91 and M94 88 Part No 1125038 SECTION 9 SHROUDS FRAME e Rear Shroud M91 Before 7 14 03 Perform the following NOTE The rear shroud on the M91 built before 7 14 03 can be opened and closed with out being removed from the wheelchair The rear shroud should be removed only if being replaced To open the rear shroud refer to STEP ii below i Openrear shroud by turning the knob 90 until detent catch is felt then slide rear shroud toward the rear casters and lift top edge away from the rear of the wheelchair frame Detail C of FIGURE 9 1 ii Grasp the bottom edges of the rear shroud sides iii Gently pull the rear shroud sides away from the channels in the rear frame until the rear shroud mounting pins are clear of the wheelchair frame and remove the rear shroud from the wheelchair frame e Rear Shroud M91 After 12 18 03 and M94 Wheelchairs Perform the following i Removethe two mounting screws and locknuts securing the charger port to the rear shroud ii Remove the mounting bolt and washer securing the rear shroud to the base frame and remove rear shroud from base frame Detail C of FIGURE 9 1 Part No 1125038 89 Pronto M91 and M94 SECTION 9 SHROUDS FRAME
29. Cable tie wraps Bottom Connector Cap FIGURE 12 3 Disconnecting Connecting the Joystick MPJ Joysticks Part No 1125038 115 Pronto M91 and M94 SECTION I2 ELECTRONICS Repositioning the Joystick ASBA or Adjustable ASBA Model NOTE For this procedure refer to FIGURE 12 4 1 Turn the lever on the adjustment lock to release the adjustment lock from joystick mounting tube 2 Remove the joystick from the wheelchair 3 Remove the three hex screws that secure joystick mounting bracket the threaded hole half clamp and the opened hole half clamp to the arm tube 4 Reposition the threaded hole half clamp and opened hole half clamp on the opposite arm tube Make sure threaded hole half clamp is on the inside of arm tube 5 While holding the two half clamps install the front hex screw into the two half clamps Securely tighten 6 Line up mounting holes of the joystick mounting bracket with the mounting holes in the two half clamps 7 Secure the joystick mounting bracket to the two half clamps with the remaining two hex screws 8 Slide tube through the bracket to the desired position 9 Slide adjustment lock over end of tube and secure adjustment lock to tube by turning lever on adjustment lock NOTE If adjustment lock does not fit over tube rotate 180 Mounting Bracket Threaded Plate Hex Mounting Screws Arm Tube Adjustment Joystick Lock Lever Mounting Bracket NOTE MK SPJ 80 joystic
30. Disconnecting the Battery Wiring Harness Pronto M91 and M94 108 Part No 1125038 SECTION BATTERIES Replacing the On Board Battery Charger A WARNING DO NOT replace the battery charger fuse with anything other than a 250V 6 3 Amp fuse Otherwise equipment damage and or personal injury may occur DO NOT attempt to remove the battery charger with power applied to the wheel chair Otherwise equipment damage and or personal injury may occur NOTE For this procedure refer to FIGURE 11 4 on page 111 NOTE On board charger not used on wheelchairs equipped with a powered seating system NOTE Take note of position and orientation of battery charger wires and tie wraps for reinstallation NOTE The output of the battery charger is fused with a 250V 6 3 amp fuse The fuse holder is located at the top of the charger as it is mounted to the wheel chair This fuse should be checked first before replacing the battery charger for improper operation Refer to Replacing the On Board Battery Charger on page 109 NOTE Reverse this procedure to install the on board battery charger 1 Remove the batteries from the wheelchair Refer to Installing Removing the Batteries on page 103 Remove the rear shroud Refer to Removing Installing the Shrouds on page 88 Perform one of the following 9 M9 Before 12 19 03 Detail A of FIGURE 11 4 i Openrear shroud by turning the knob 90 until detent catch is felt then slide rear sh
31. Mounting Tube Joystick NOTE MK SPJ 80 joystick shown All other joysticks reposition the same way Mounting Bracket FIGURE 12 5 Repositioning the Joystick Van Seat Model Replacing the MKIV RII 80 AMP Controller A WARNING DO NOT attempt to perform this procedure with any power supplied to the wheel chair The joystick and batteries MUST be disconnected prior to removing the MKIV RII controller module Otherwise equipment damage and or personal injury may occur NOTE For this procedure refer to FIGURE 12 6 on page 118 NOTE The MKIV RII Controller Module has five cables with connectors These cables are for control of the Left and Right drive motors cables are labeled MKIV RII Joystick control power connection for the batteries and if equipped a power take off lead NOTE Take note of position and orientation of the controller cables connectors and mounting hardware for reinstallation of controller Part No 1125038 117 Pronto M91 and M94 SECTION I2 ELECTRONICS NOTE Take note of position and orientation of wiring and tie wraps for installation 1 Remove the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 2 Remove the batteries from the wheelchair Refer to Installing Removing the Batteries on page 103 Disconnect the right and left motor leads Detail A of FIGURE 12 6 4 Disconnect the controller charger cable from the charger cable Det
32. NOTE Reverse this procedure to install the seat pan Torque locknuts to 75 inch lbs 1 Perform one of the following e Remove seating system Refer to manufacturer s seating system installation instructions e Remove cushion by pulling UP to release hook and loop strips Remove cushion from seat pan 2 Remove the two rear mounting screws quick release pin tabs spacers and locknuts that secure the seat pan and seat positioning straps to the seat frame NOTE The two front mounting screws spacers and locknuts also secure the front rigging support tubes to the seat frame 3 Remove the four mounting screws locknuts and four spacers securing the seat pan to the seat frame FIGURE 4 6 4 Remove the seat pan from the seat frame Seat Pan Mounting Screws Seat Positioning Strap Seat Frame Tab ee Spacer Cose Locknut Locknut Quick Release Pin RR e E Y FIGURE 4 6 Removing Installing the Seat Pan Part No 1125038 43 Pronto M91 and M94 SECTION 4 SEAT Changing the Seat Width Depth NOTE The seat frame width and depth are not adjustable A new seat frame must be ordered to change seat depth and or width Refer to Replacing the Seat Frame on page 44 Replacing the Seat Frame NOTE For this procedure refer to FIGURE 4 7 1 Remove the front riggings from the seat frame Refer to Installing Removing Front Riggings on page 71 Remove the seat from the wheelchair Refer to Removing Installi
33. Refer to MK electronics manual part number 14808 charge Battery Gauge falls off faster than normal Check programming settings Torque setting and power level setting may be too high Refer to electronics manual part number 1114808 Heavy load on motors Chairs weight distribution may be offset wheelchair may be front loaded E28 Error code to drive the wheelchair Charger still plugged in when user tries Unplug charger to drive wheelchair Checking Battery Charge Level NOTE The following Do s and Don ts are provided for your convenience and safety Read and understand this manual and any service information that accompanies a battery and charger before operating the wheelchair Don t perform any installation or maintenance without first reading this manual Move the wheelchair to a work area before opening battery box or installing service batteries Don t perform installation or maintenance of batteries in an area that could be damaged by battery spills Recharge as frequently as possible to maintain a high charge level and extend battery life Follow recommendations in this manual when selecting a battery or charger Don t make it a habit to discharge batteries to the lowest level Don t use randomly chosen batteries or chargers Fully charge new batteries before using Don t put new batteries into service before charging Use a carrying
34. Seat Back Depth NOTE For this procedure refer to FIGURE 4 22 1 Remove the seat assembly Refer to Removing Installing or Tilting the Seat Assembly on page 35 2 Remove the van seat from the seat frame Refer to Adjusting the Seat Position on Van Seat Frame on page 61 3 Remove the six mounting screws that secure the seat back to the seat 4 Align the seat mounting holes with the seat back mounting holes in the desired mounting position Detail A of FIGURE 4 22 5 Using the six mounting screws secure the seat back to the seat Securely tighten 6 Reinstall the van seat onto the seat frame Refer to Adjusting the Seat Position on Van Seat Frame on page 61 7 Reinstall the seat assembly Refer to Removing Installing or Tilting the Seat Assembly on page 35 DETAIL A SEAT BACK MOUNTING POSITIONS Seat Back Forward Position Back Depth Seat Size 16 inches Seat Back Mounting Holes Typical Both Sides 16 X 18 inches 16 inches 18 X 18 inches 18 inches 20 X 20 inches 18 inches 22 X 20 inches Middle Position Back Depth Seat Size 16 inches 16 X 18 inches 18 X 18 inches 20 X 20 inches 22 X 20 inches Seat 16 inches 18 inches 18 inches o 9 6 o 9 Seat Mounting Holes Typical Both Sides Mounting Screws a Rear Position Back Depth Seat Size Part No 1125038 16 inches 16 X 1
35. Using one hand firmly grasp the front edge of the seat assembly and lift until seat assembly is no longer supported by the prop rod 2 Disengage prop rod from the support bracket and secure into clip 3 Using both hands slowly tilt the seat assembly forward into the down closed position A WARNING Ensure the two detent pins are fully engaged and the power tilt only frame is securely locked in place before use otherwise injury or damage may result 4 Insert the two detent pins through both the power tilt only frame and the two front seat posts Part No 1125038 37 Pronto M91 and M94 SECTION 4 SEAT Power Tilt Only Frame Detent Pin Detent Pin o i Prop Rod Clip Front Seat Post Mounting Hole Front Seat Post Mounting Hole FIGURE 4 2 Tilting the Seat Assembly Power Tilt Only Seating System Tilting the Seat Assembly Formula PTO Plus Seating System Only A WARNING Make sure power to the wheelchair is OFF before performing this procedure Never leave the seat assembly in the UP OPEN position unless necessary to perform a procedure on the wheelchair otherwise injury or damage may result After ANY adjustments repair or service and before use make sure all attaching hardware is tightened securely otherwise injury or damage may result NOTE For this procedure refer to FIGURE 4 3 on page 40 NOTE This procedure is for M91 wheelchairs with the Formula PTO Plus Seat
36. are four motor brushes on M91 M94 motors located under the brush caps on the motor housing If these caps are hard to remove they are either overtightened or the motor has become very hot Let motors cool If caps still cannot be removed it is recommended that the motor be sent to Invacare Technical Services for inspection repair 3 Remove the brush cap securing the motor brush into the motor housing 4 Remove the motor brush and perform the following A Inspect the commutator not shown for damage B Inspect the motor brush thoroughly for excessive wear or chips in the brush and perform one of the following If motor brush is in good condition i e the end of the brushes are smooth and shiny reinstall existing brush e f motor brush is in bad condition brush is worn or damaged discard immediately and install new brush 5 Reinstall motor brush and brush cap into the motor housing 6 Repeat STEPS 3 5 until all four motor brushes have been inspected replaced 7 Reinstall the motor Refer to Removing Installing the Motor on page 98 NOTE Repeat STEPS 2 7 for the opposite motor Part No 1125038 99 Pronto M91 and M94 SECTION 10 9o If new motor brush was installed perform the following process NOTE This process also called Brush Burn in or Finger Printing Process is necessary to seat the brush to the commutator plates inside the motor for optimum performance of the motor NOTE A motor wit
37. battery retaining strap secure the two batteries into the battery tray 9 If necessary connect the wiring harness to the two batteries Refer to Connecting Disconnecting the Battery Wiring Harness on page 106 10 Reconnect right and left motor leads to allow access to the FRONT of the battery tray if disconnected in STEP 5 DETAIL BATTERIES WITH BUILT IN DETAIL B BATTERIES WITHOUT LIFTING STRAPS BUILT IN LIFTING STRAPS KI Built in Lifting Battery Lifting Straps Gos Straps Battery Front Pantery Battery Tray Battery Battery Terminals Posts FIGURE 11 1 Batteries with without Lifting Straps 11 Connect the front battery to the controller RED connector Refer to FIGURE 11 2 on page 105 12 Connect the rear battery to the front battery RED and BLACK connectors Refer to FIGURE 11 2 on page 105 13 Reinstall the top shroud Refer to Removing Installing the Shrouds on page 88 14 Perform one of the following e Wheelchairs without Formula PTO Plus Reinstall the seat Removing Installing or Tilting the Seat Assembly on page 35 e Wheelchairs without Formula PTO Plus Tilt the seat forward Removing Installing or Tilting the Seat Assembly on page 35 15 Connect the joystick Refer to Disconnecting Connecting the Joystick on page 112 NOTE New battery ies MUST be fully charged BEFORE using otherwise the life of the battery ies will be reduced 16 If necessary charg
38. height only new back canes will be needed 18 to 19 Inches If the back height required is NOT within the range of the original back uphol 20 inches stery height new back upholstery and back canes will be required NOTE Existing hardware and inserts will be reused NOTE Take note of position and orientation of mounting hardware for reinstallation Part No 1125038 45 Pronto M91 and M94 SECTION 4 SEAT Removing 1 Remove flip back armrest from the wheelchair Refer to Arm Service Procedures for ASBA and Adjustable ASBA Seat on page 69 NOTE Note the back angle before disassembly for proper reinstallation 2 On the side of wheelchair with armrest removed remove one of the mounting screws washer coved washer and locknut that secure the back cane to the seat frame 3 Cut the tie wraps that secure the bottom of the existing back upholstery to the seat frame 4 Thread the mounting screw removed in STEP 2 through the back cane from the inside of the wheelchair to hold the insert in place 5 Remove the remaining mounting screw washer coved washer and locknut that secures the back cane to the seat frame 6 Repeat STEPS 1 4 for the opposite side of the wheelchair and remove back assembly from wheelchair 7 Remove the two mounting screws and washers that secure the existing back upholstery to the back canes 8 If present release hook and loop strap securing the back upholstery to the back canes 9 R
39. imm diatement si l isolation du cable est endommag e Un court circuit peut WARNING se produire et causer des blessures graves et ou des dommages au syst me lectrique si ces avertissements ne sont pas ATTENTION respect s Se r f rer au MANUEL DE L UTILISATEUR i F NE PAS enlever le fusible ou la quincaillerie de montage de la vis de Seri al N um ber Label IS ocated montage du cable de batterie ROUGE POSITIF E p CL OMEN on a plate on the inside of the Fusible elles BI a right rear frame Connecteur Tone fag d caos Pinch Point 22NF BATT 9 Cable ROUGE POSITIVE Risque de Pincement 1079203 Rev B 08 04 06 WARNING ATTENTION Pinch Point Risque de Pincement 1079203 Rev B 08 04 06 Part No 1125038 lI Pronto M91 and M94 LABEL LOCATIONS M91 with Power Tilt Only WEIGHT CAPACITY LIMITE DE POIDS 400 LBS 182 kgs REFERTO OWNER S MANUAL SE REFERER AU MANUEL DE L UTILISATEUR P N 1111030 WIRING DIAGRAM for Dual 22NF Batteries DO NOT REMOVE THIS LABEL The POSITIVE RED Battery Cable MUST connect to the POSITIVE Battery Terminal s Post s The NEGATIVE BLACK Battery Cable MUST connect to the NEGATIVE Battery Terminal s Post s DO NOT allow Battery Cable s to contact the opposite Battery Terminal s Post s Install protective caps on POSITIVE and NEGATIVE battery terminals Replace cable s immediately i
40. on the opposite side if desired Pronto M91 and M94 76 Part No 1125038 SECTION 6 FRONT RIGGINGS Side Rail Spacers URS 44 Screws Side Rail SS Cap m Spacers Threaded Blocks Telescoping Front Tube FIGURE 6 8 Adjusting Replacing Telescoping Front Rigging Supports Adjustable ASBA Part No 1125038 77 Pronto M91 and M94 SECTION 7 FOOTBOARD ASSEMBLY SECTION 7 FOOTBOARD ASSEMBLY A WARNING After ANY adjustments repair or service and BEFORE use make sure that all attaching hardware is tightened securely otherwise injury or damage may result Before performing any maintenance adjustment or service verify that ON OFF switch on the joystick is in the OFF position Pinch point may occur when rotating the footboard assembly DO NOT stand on the flip up footboard When getting in or out of the wheelchair make sure that the flip up footboard is in the upward position LIMITED CLEARANCE BETWEEN FOOTBOARD AND CASTER The user s feet MUST remain on the footboard while operating the chair If the user s feet are allowed to rest off the side of the footboard they may come in contact with the caster possibly resulting in injury Removing Installing the Footboard Assembly NOTE For this procedure refer to FIGURE 7 1 on page 79 Removing 1 Remove the quick release pin that secures the footboard assembly to the wheelchair frame by depressing the button while sl
41. provides the wheelchair with optimum traction and stability when driving forward over transitions and thresholds of up to 3 inches The following warnings apply specifically to the SureStep Feature DO NOT use on inclines greater than 9 DO NOT use on inclines with wet slippery icy or oily surfaces This may include certain painted or otherwise treated wood surfaces DO NOT traverse down ramps at high speed Doing so will reduce traction and increase stopping distance The end user s weight can materially affect traction on sloped surfaces Great care should be taken when traversing such slopes To determine and establish your particular safety limits practice use of this product on various sloping surfaces in the presence of a qualified healthcare provider before attempting active use of this wheelchair Other general warnings listed within this document also apply The seat positioning strap is a positioning belt only It is not designed for use as a safety device withstanding high stress loads such as auto or aircraft safety belts If signs of wear appear belt MUST be replaced IMMEDIATELY POWERED SEATING SYSTEMS ONLY This seating system has been custom designed and will be assembled to the wheelchair base before delivery to the user The information contained in this manual is for maintaining and adjusting the seating system There are very few adjustments that can safely be made by the user If there is a procedure
42. refer to FIGURE 4 8 1 Remove the seat cushion from the seat pan 2 Remove the flip back armrests Refer to Removing Installing Flip Back Armrest on page 69 3 Remove the two mounting screws quick release pin tabs spacers and locknuts that secure the seat pan and Mounting Screws Seat Pan seat positioning straps to the seat Seat frame Positioning Strap 4 Remove the two halves of the seat positioning strap from the rear seat frame 5 Reposition the two new seat positioning strap halves underneath seat rails Tab SO 6 Reinstall the two mounting screws Seat Frame quick release pin tabs spacers and locknuts that secure the seat pan and Quick Release Pin seat positioning straps totheseatframe FIGURE 4 8 Replacing the Seat Positioning and torque to 75 inch lbs Strap 7 Reinstall the seat cushion onto the seat pan Removing Installing the Back Upholstery NOTE The back canes must be removed when removing installing the back upholstery Refer to Removing Installing Changing the Back Cane Height Removing Installing Changing the Back Cane Height NOTE For this procedure refer to FIGURE 4 9 on page 48 NOTE If changing the back height new back upholstery may be needed as well Refer to the following chart to determine if new back upholstery is needed BACK UPHOLSTERY HEIGHT If back height required is within the range of the original back upholstery 16 to 17 inches
43. secure the back cane with insert to the back angle plate Torque mounting screws to 75 inch lbs 7 Reinstall the flip back armrests onto the wheelchair Refer to Removing Installing Flip Back Armrest on page 69 BACK CANE MOUNTING HOLE BACK ANGLE PLATE HOLE Top Front Bottom Rear k Angle Plate Top Front Bottom Center 2nd From Bottom Back Angle Plate Top lo eres Back a Top Front Cane A Bottom Front Bottom T Back Angle Plate Top Center Bottom Front Back Angle Plate Top Rear Bottom Front Back Angle Plate FIGURE 4 10 Adjusting the Back Angle Part No 1125038 49 Pronto M91 and M94 SECTION 4 SEAT Adjustable ASBA Seat Service Procedures Removing Installing the Seat Pan NOTE For this procedure refer to FIGURE 4 11 Removing Socket Seat Pan 1 Remove the seat cushion 2 Remove the two socket screws securing the seat pan to the seat frame 3 Remove the seat pan from the seat frame Installing 1 Position the new seat pan onto the seat frame as shown FIGURE 4 11 Removing Installing the Seat Pan 2 Secure the new seat pan to the seat frame using the two socket screws 3 Install the seat cushion Adjusting the Seat Width NOTE For this procedure refer to FIGURE 4 12 on page 52 Seat Width Adjustment Table FRAME SIZE SEAT WIDTH RANGE SMALL 16 20 inches in increments LARGE 20 24 inches l i
44. strap to remove move or install a battery Don t tip or tilt batteries Push battery clamps on the terminals Spread clamps wider if necessary Don t tap on clamps and terminals with tools Use ONLY a GEL charger for a GEL battery or Sealed battery Pronto M91 and M94 Don t mismatch your battery and chargers 32 Part No 1125038 SECTION 3 SAFETY INSPECTION TROUBLESHOOTING Field Load Test NOTE For this procedure refer to FIGURE 3 1 on page 34 NOTE The following test can also be performed through the controller of the wheelchair along with a remote programmer Refer to the electronics manual supplied with each wheelchair Old batteries lose their ability to store and release power due to increased internal resistance This means that as you try to take power from the battery some of that power is used up in the process of passing through the battery resulting in less voltage at the posts The more power drawn the lower the voltage available When this lost voltage drops the output 1 0 volts under load 2 5 for a pair replace the batteries To spot this problem test batteries under load Use a digital voltmeter to check battery charge level at the charger connector It is located on the joystick NOTE READ these instructions CAREFULLY and the manufacturer s instructions on the digital voltmeter before using the digital voltmeter NOTE Invacare recommends that ONLY a qualified technician p
45. the motor Refer to Removing Installing the Motor on page 98 13 Install the batteries Refer to Installing Removing the Batteries on page 103 14 Install the side shroud Refer to Removing Installing the Shrouds on page 88 15 Install the drive wheel Refer to Removing Installing the Drive Wheel on page 84 16 Install the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 Swing LongShoulder Frame Arm Screw Mounting Hole S m Locknuts Rear Frame Mounting Hole Pivot SON CS 2 gt Mounting Rack gt LK Oat yf Screws Front Mounting Screw Walking Beam Assembly oa 3 Lock Plate Pin X Nyon Screw Pivot S Lock Plate 9 EN Wa sher Extension Plate S lt 59 S Yi Pivot Link pring LA Y Spring Spacer Mounting Hole Mounting Screw Torsion Spring Cupped Washer DETAIL A Shoulder Screws Locknut Compression Sprin dE Motor Rack Center Hole DETAIL B Nylon Washer Insert lock plate and release Pry spring open spring onto pin on lock plate Install relaxed spring Pin Spring Lock Plate A f A FIGURE 9 3 Removing Installing the Walking Beam Assembly Stability Lock Assembly and or Swing Arm Pronto M91 and M94 94 Part No 1125038 SEC
46. the motor release lever until the On Off switch on the joystick is in the OFF position CAUTION Ensure both motor release levers are fully engaged BEFORE driving the wheelchair NOTE For this procedure refer to FIGURE 10 1 NOTE The motor release lever disengagement engagement allows freewheeling or joystick controlled operation Freewheeling allows an attendant to maneuver the wheelchair without power 1 Locate the motor release levers on the motors protruding through the shrouds by the rear springs 2 Perform one of the following Meter Release To disengage the motor release Lever levers NOTE This allows the chair to freewheel 7 for pushing if necessary amp i Slide the motor release lever DETAIL A Towards Center towards the outside of the of Wheelchair wheelchair free wheel position Towards Detail A of FIGURE 10 1 Outside of Wheelchair To engage the motor release levers NOTE This allows the motors to drive the Motor Release Lever wheels y 55 i Slide the motor release lever pu towards the center of the Motor Release Lever Engaged Drive Mode wheelchair drive position FIGURE 10 1 Engaging Disengaging Motor Detail A of FIGURE 10 1 Release Lever Part No 1125038 97 Pronto M91 and M94 SECTION 10 Removing Installing the Motor NOTE For this procedure refer to FIGURE 10 2 NOTE Reverse this procedure to in
47. used for postural support in addition to occupant restraint in a frontal crash Steeper angles will reduce the tendency for a vertical gap to develop between the user and the belt due to compliance of seat cushions and belt movement thereby reducing the tendency for the user to slip under the belt and for the belt to ride up on the soft abdomen during normal use Steeper belt angles also reduce the tendency for upper torso belts to pull the pelvic belt onto the abdomen during frontal impact loading NOTE For this procedure refer to FIGURE 14 4 1 The pelvic belt should be worn low across the front of the pelvis 2 Position the upper torso belt s over the shoulders 3 The belt s should not be held away from the body by wheelchair components or parts including but not limited to wheelchair armrests or wheels Refer to FIGURE 14 4 for proper and improper positioning of the belts 4 Ensure the belt s are not twisted 5 Adjust belts as firmly as possible being mindful of user comfort DO POSITION BELT INSIDE OF DO NOT POSITION BELT OUTSIDE OF ARMRESTS WHEELS ETC ARMRESTS WHEELS ETC FIGURE 14 4 Positioning Belts Part No 1125038 129 Pronto M91 and M94 Pronto M91 and M94 130 Part No 1125038 LIMITED WARRANTY LIMITED WARRANTY For warranty information please refer to the original owner s manual which came with this product or contact Invacare for more information Part No
48. wheelchair s control system The intensity of the interfering EM energy can be measured in volts per meter V m Each powered wheelchair can resist EMI up to a certain intensity This is called its immunity level The higher the immunity level the greater the protection At this time current technology is capable of achieving at least a 20 V m immunity level which would provide useful protection from the more common sources of radiated EMI There are a number of sources of relatively intense electromagnetic fields in the everyday environment Some of these sources are obvious and easy to avoid Others are not apparent and exposure is unavoidable However we believe that by following the warnings listed below your risk to EMI will be minimized The sources of radiated EMI can be broadly classified into three types 1 Handheld Portable transceivers transmitters receivers with the antenna mounted directly on the transmitting unit Examples include citizens band CB radios walkie talkie security fire and police transceivers cellular telephones and other personal communication devices NOTE Some cellular telephones and similar devices transmit signals while they are ON even when not being used 2 Medium range mobile transceivers such as those used in police cars fire trucks ambulances and taxis These usually have the antenna mounted on the outside of the vehicle and 3 Long range transmitters and transceivers such as c
49. 38 123 Pronto M91 and M94 SECTION 14 5 READY PACKAGE TRRO A WARNING TRANSPORT READY PACKAGES ARE NOT RETROFITTABLE TO EXISTING MODELS AND ARE NOT FIELD SERVICEABLE Only use the transport brackets included with TRRO and TRBKTS for the purposes described in this manual Battery retention brackets MUST be installed at all times Otherwise the wheel chair will not be WC 1I9 compliant Refer to Installing Removing the Batteries on page 103 About Transport Ready Packages TRRO includes four factory installed transport brackets and a wheelchair anchored pelvic belt TRRO has been crash tested in accordance with ANSI RESNA WC Vol 1 Section 19 Frontal Impact Test requirements for wheelchairs with a 168 Ib crash dummy which corresponds to a person with a weight of 114 to 209 Ibs TRBKTS includes four factory installed wheelchair transport brackets TRBKTS has not been crash tested in accordance with WC 19 Use these transport brackets only to secure an unoccupied wheelchair during transport As of this date the Department of Transportation has not approved any tie down systems for transportation of a user while in a wheelchair in a moving vehicle of any type It is Invacare s position that users of wheelchairs should be transferred into appropriate seating in vehicles for transportation and use be made of the restraints made available by the auto industry Invacare cannot and does not recommend any wheelchair t
50. 4 SECTION 9 SHROUDS FRAME SECTION 9 SHROUDS FRAME A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may result Before performing any maintenance adjustment or service verify that ON OFF switch on the joystick is in the OFF position Removing Installing the Shrouds NOTE For this procedure refer to FIGURE 9 1 on page 90 A WARNING To prevent cracking the plastic shroud material DO NOT overtighten the mount ing screws NOTE Reverse this procedure to install the shrouds 1 Disconnect the joystick Refer to Disconnecting Connecting the Joystick on page 112 2 Remove or tilt the seat assembly Refer to Removing Installing or Tilting the Seat Assembly on page 35 3 Perform one of the following Top Shroud Lift up on rear edge of top shroud to release the four hook and loop strips that secure the top shroud to the base frame Right and Left Side Shroud i Remove the drive wheel Refer to Removing Installing the Drive Wheel on page 84 ii Remove the five mounting screws that secure the shroud to the side frame assembly and remove side shroud from side frame NOTE Shorter mounting screws are used to secure the top rear of side shrouds Detail A of FIGURE 9 1 Shroud Plate Remove the two mounting screws and washers securing the shroud plate to the side frame assembly Detail
51. 5038 119 Pronto M91 and M94 SECTION I2 ELECTRONICS DETAIL DETAIL LEFT Motor Lead Controller RIGHT Charger Motor Cable Joystick Wheelchair Lead f Mounting Bolts S Tie wraps Mounting mM Screws ec uis Battery Controller Cable Wheelchair Frame FIGURE 12 7 Replacing the NX 80 NK5 EX MK5 or MK6i Controller Pronto M91 and M94 120 Part No 1125038 SECTION 13 WIRE ROUTING SECTION 13 WIRE ROUTING A WARNING After ANY adjustments repair or service and BEFORE use make sure that all attaching hardware is tightened securely otherwise injury or damage may result Before performing any maintenance adjustment or service verify that On Off switch on the joystick is in the OFF position MKIV Wire Routing NOTE For this procedure refer to FIGURE 13 1 LEFT Motor Lead RIGHT Motor Lead Tie Wraps Tie Wraps 5 Controller Charger Cable Charger Cable JUN NI Bracket Mounting 1 Walking Beam Screws and Nuts Wheelchair Frame Joystick Cable Wheelchair Frame NOTE Batteries not shown Charger Cable FIGURE 13 1 MKIV Wire Routing Part No 1125038 121 Pronto M91 and M94 SECTION I3 WIRE ROUTING MK or MK6i Wire Routing NOTE For this procedure refer to FIGURE 13 2 RIGHT Motor Lead Joysti
52. 8 inches 16 inches 18 X 18 inches 18 inches 20 X 20 inches 18 inches FIGURE 4 22 Adjusting the Van Seat Back Depth 63 22 X 20 inches Pronto M91 and M94 SECTION 4 SEAT Removing Installing Drive Lockout Switch Mounting Hardware and Cable Full Recline Van Seat Only NOTE For this procedure refer to FIGURE 4 23 on page 65 NOTE Reverse this procedure to install the drive lockout switch mounting hardware 1 Place the wheelchair in a well ventilated area where work can be performed without risking damage to carpeting or floor covering 2 Verify the joystick ON OFF switch is in the OFF position and disconnect joystick cable 3 Lift up on the release handle and recline seat back to 170 4 Remove the two mounting screws and washers securing the drive lockout switch cable to the seat 5 Lift up on the release handle and return the seat to the upright position 6 Remove the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 7 Remove the batteries Refer to Installing Removing the Batteries on page 103 NOTE By this step the rear and top shrouds should be open and the drive lockout switch cable should be disconnected connector is located next to charger NOTE Tie wraps that secure the auxiliary power connectors and drive lockout cable are also used to secure the charger cable lead to the wheelchair frame 8 Cut the three ties wrap that secure the auxilia
53. Anchored Belts Part No 1125038 127 Pronto M91 and M94 SECTION 14 5 READY PACKAGE TRRO Vehicle Anchored Belts NOTE For this procedure refer to FIGURE 14 3 This wheelchair has an overall rating of A with regard to accommodating the use and fit of vehicle anchored belts This rating is scored as follows RATING DESCRIPTION Excellent Good Fair Poor The test for Lateral Stability Displacement for Point P is shown in FIGURE 14 3 The average test result for point P is 0 44 inches 11 2 mm Point P Test Platform NOTE Rear view of the wheelchair and human surrogate secured on test platform and tilted to 45 FIGURE 14 3 Vehicle Anchored Belts Seating System A WARNING This wheelchair has been tested for seating in a motor vehicle with the factory installed seating system ONLY Ensure that the factory installed seating system is secured to the wheelchair frame before operation Refer to the seating system owner s manual Pronto M91 and M94 128 Part No 1125038 SECTION 4 TRANSPORT READY PACKAGE TRRO Positioning Belts A WARNING The angle of the pelvic belt should be within the preferred zone of 45 to 75 SOY degrees to the horizontal OR within the optional zone of 30 to 45 degrees to the Preferred Zone horizontal amp 8 Optional Zone Steeper side view pelvic belt angles are especially important if the pelvic belt is intended to be
54. E For this procedure refer to FIGURE 4 21 on page 62 1 Remove the seat assembly Refer to Removing Installing or Tilting the Seat Assembly on page 35 2 Remove the four bolts four coved washers and two spacers securing the van seat to the seat frame 3 Separate van seat from seat frame 4 Referto Detail A of FIGURE 4 21 to determine the correct mounting holes to achieve the desired seat position on the seat frame 5 Align the van seat mounting holes determined STEP 4 with the seat frame mounting holes 6 Secure the van seat to the seat frame using the four bolts four coved washers and two spacers Securely tighten 7 Reinstall the seat assembly Refer to Removing Installing or Tilting the Seat Assembly on page 35 Part No 1125038 61 Pronto M91 and M94 SECTION 4 SEAT Van Seat Spacer Coved Washer Mounting Hole 2 Coved Washer I Bolt DETAIL Front of seat inch prec NE s dn Back Standard Seat Position Standard Seat Position ee a n 2 inch Forward iE nope 2 inch Forward These mounting holes are inch Back inch Back Standard Seat Position Standard Seat Position 2 inch Forward 2 inch Forward Bottom View of Van Seat Rear of Seat FIGURE 4 21 Adjusting the Seat Position on Van Seat Frame Pronto M91 and M94 62 Part No 1125038 SECTION 4 SEAT Adjusting the Van
55. EX controller module Otherwise equipment damage and or per sonal injury may occur NOTE For this procedure refer to FIGURE 12 7 on page 120 NOTE MK Controllers are NX 80 NX 75 or EX MKoi Controller is MK690 NOTE There are four cables connected to the Controller Module These cables must be disconnected before the controller can be removed NOTE Take note of position and orientation of the controller cables connectors and mounting hardware for reinstallation of controller 1 Remove the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 Remove the batteries from the wheelchair Refer to Installing Removing the Batteries on page 103 3 Remove the front shroud Refer to Removing Installing the Shrouds on page 88 4 Remove the tie wraps securing the joystick cable to the wheelchair frame N 5 Remove the two mounting bolts securing the controller bracket to the wheelchair frame Detail B of FIGURE 12 7 Lay the controller and controller bracket down in the battery tray and disconnect the following A The right and left motor leads D B Controller charger cable C Controller battery cable N From inside the wheelchair frame remove the two mounting screws secure the existing controller to the wheelchair frame Detail B of FIGURE 12 7 8 Remove the existing controller from wheelchair frame Reverse STEPS 1 8 to install new controller Part No 112
56. GURE 4 9 6 side of wheelchair align back cane mounting holes with the desired mounting holes of the back angle plate 7 Remove the two mounting screws used to keep inserts in the back canes in STEP 3 Set mounting screws and inserts aside A WARNING The back canes MUST be fastened securely to the seat frame BEFORE using the wheelchair Torque to 75 inch lbs 8 From outside of wheelchair secure the back cane to the back angle plate using two mounting screws washers coved washers and locknuts FIGURE 4 9 Use Loctite 242 and torque to 75 inch lbs 9 Repeat STEPS 6 8 on opposite side of wheelchair 10 Secure the top of the back upholstery to the back canes with the two existing mounting screws 11 Using two new tie wraps secure bottom of back upholstery to the seat frame 12 If necessary reposition the spreader bar at the correct height for the corresponding back height and torque the mounting hardware to 60 inch lbs FIGURE 4 9 13 If present secure back upholstery hook and loop straps around back canes 14 Reinstall the flip back armrest onto the wheelchair Refer to Removing Installing Flip Back Armrest on page 69 Part No 1125038 47 Pronto M91 and M94 SECTION 4 SEAT NOTE When replacing the back upholstery back assembly or changing back height follow Coved these guidelines for spreader bar height Back Canes S Washers crews with Washers BACK HEIGHT SPREADER BAR HEIGH
57. ICS CODE ERROR CODE DESCRIPTION Left Motor Fault SUB CODE DETAILS OF ERROR CODE Left Motor Short Circuit Left Motor Open Circuit Left Motor Connection Fault B Motor Terminal Connected to Left Motor Voltage Fault Left Motor Bridge Fault Too Many Hardware Current Limit Events Current Offset Out of Range Hardware Current Limit Fault POSSIBLE SOLUTION Check the left motor connections and motor cable Right Motor Fault Right Motor Short Circuit Right Motor Open Circuit Right Motor Connection Fault B Motor Terminal Connected to Right Motor Voltage Fault Right Motor Bridge Fault Too Many Hardware Current Limit Events Current Offset Out of Range Hardware Current Limit Fault Check the right motor connections and motor cable Left Park Brake Fault Pronto M91 and M94 Left Park Brake Drive Time Test Failed Left Park Brake Output Enabled When Wheelchair Idle Left Park Brake Output Did not Enable When Entering Drive Mode Left Park Brake fault during power up testing Left park brake feedback low during drive park brake short 26 Check the left park brake connections and cable Part No 1125038 NUMBER OF FLASHES DIAGNOSTICS CODE ERROR CODE DESCRIPTION Right Park Brake Fault SUB CODE SECTION 3 SAFETY INSPECTION TROUBLESHOOTING DETAILS OF ER
58. LE Vertical ASBA armrest works the SAME WRAY Unlocked Horizontal Rear Arm Socket Quick Release be lt Seat Frame Front Arm Socket FIGURE 5 4 Removing Installing Flip Back Armrest Part No 1125038 69 Pronto M91 and M94 SECTION 5 ARMS Adjusting the Flip Back Armrest NOTE For this procedure refer to FIGURE 5 5 1 Unlock top of flip back armrest by pulling height adjustment lever into the up horizontal position 2 Adjust top of the flip back armrest to the desired height 3 Lock top of flip back armrest by pushing height adjustment lever into the down vertical position 4 Lift up on flip back armrest to make sure the armrest is locked in place 5 Repeat STEPS 1 4 for opposite flip back armrest if necessary eS JSE at 5 Adjustment Locked Adjustment gt Lever Down Vertical Unlocked Up Horizontal NOTE ASBA armrest shown ADJUSTABLE ASBA armrest works the lt 5 lt NL d same way FIGURE 5 5 Adjusting the Flip Back Armrest Front Arm Socket Pronto M91 and M94 70 Part No 1125038 SECTION 6 FRONT RIGGINGS SECTION 6 FRONT RIGGINGS A WARNING After ANY adjustments repair or service and BEFORE use make sure that all attaching hardware is tightened securely otherwise injury or damage may result DO NOT stand on the front riggings otherwise damage may occur When getting in or out of the wheelchair make sure that the footplates on t
59. RE 5 3 for correct hardware orientation If necessary install the joystick Refer to Disconnecting Connecting the Joystick on page 112 Repeat STEPS 2 4 for the opposite armrest plate if necessary Washer Mounting 19h Washers Armrest Pad Assembly 70 Locknut FIGURE 5 3 Replacing Van Seat Armrest Pad Assembly Pronto M91 and M94 68 Part No 1125038 SECTION 5 ARMS Arm Service Procedures for ASBA and Adjustable ASBA Seat A WARNING Make sure the flip back armrest release levers and height adjustment levers are in the locked position before using the wheelchair Removing Installing Flip Back Armrest NOTE For this procedure refer to FIGURE 5 4 NOTE Flip back armrest release lever must be in unlocked position when placing armrest into the arm sockets NOTE Reverse this procedure to install the flip back armrest 1 If necessary disconnect the joystick Refer to Disconnecting Connecting the Joystick on page 112 N Unlock flip back armrest by pulling flip back armrest release lever into the unlocked horizontal position 3 Remove quick release pin securing the flip back armrest to the wheelchair frame m Pull UP on the flip back armrest and remove the armrest from the arm sockets 5 Repeat STEPS 2 4 for the opposite flip back armrest if necessary Flip Back Armrest Release Lever Flip Back Armrest NOTE ASBA armrest Locked shown ADJUSTAB
60. ROR CODE Right Park Brake Drive Time Test Failed Right Park Brake Output Enabled When Wheelchair Idle Right Park Brake Output Did not Enable When Entering Drive Mode Right Park Brake fault during power up testing Right park brake feedback low during drive park brake short POSSIBLE SOLUTION Check the right park brake connections and cable Remote Fault Local SR Fault CPU EEPROM etc Joystick fault at the remote Speed pot fault at the remote Check the communications bus connections and wiring Replace the remote Controller Fault Controller fault RAM fault ROM fault CPU fault EEPROM fault Watchdog fault Stack fault Software fault Power up testing fault Relay fault or precharge fault Bridge fault or disable all fault Electronics fault Thermistor Calibration setting fault Check connections and wiring Replace power module Communications Fault Remote connection lost Low communication mode Check connections and wiring Replace Bus cable II Ell General Fault Incompatible incorrect Remote Part No 1125038 00 General fault Incompatible incorrect Remote 27 Check all connections and wiring Contact Invacare Technical Service Wrong type of remote connected Ensure the branding of the joystick matches that of controller unit Pronto M91 and M94
61. SECTION 3 SAFETY INSPECTION TROUBLESHOOTING MPJ PSR PSF Joysticks or Displays SYMPTOM A SPM L Park Brake Fault or AN SPM Park Brake Fault displays and wheelchair does not drive PROBABLE CAUSE Motor lock levers disengaged Error code 9 or E10 SOLUTIONS Engage motor lock levers CHARGER PLUGGED IN displays Battery charger connected Error code E28 Unplug battery charger from the wheelchair AN sem Battery Fault displays and the wheelchair does not drive Batteries need to be charged Error code 14 Charge batteries If batteries fail to charge properly check battery charger or replace batteries Refer to Replacing the On Board Battery Charger on page 109 JOYSTICK TIMEOUT displays and the wheelchair does not drive JS REV TOO LARGE JS FWD TOO LARGE JS LFT TOO LARGE or JS RGT TOO LARGE displays and the wheelchair does not drive Joystick or input device is disconnected Error code 32 The joystick or input device is sending a value outside of the reverse forward left or right limits Error codes E01 E02 E03 or E04 Turn Off power reconnect the joystick of input device and turn power On Replace joystick or input device NEUTRAL TESTING displays The joystick neutral test has failed Error code E18 Release the joystick and try to get the joystick back into the center most position BAD JOYSTICK CAL VALUES displays and the wheelc
62. Service Manual Pronto M91 and M94 with SureStep DEALER Keep this manual The procedures in this manual MUST be performed by a qualified technician Yes you can REFERENCE DOCUMENTS A WARNING A QUALIFIED TECHNICIAN MUST PERFORM THE INITIAL SET UP OF THIS WHEELCHAIR ALSO A QUALIFIED TECHNICIAN MUST PERFORM ALL PROCEDURES IN THE SERVICE MANUAL DEALERS AND QUALIFIED TECHNICIANS DO NOT SERVICE OR OPERATE THIS PRODUCT OR ANY AVAILABLE OPTIONAL EQUIPMENT WITHOUT FIRST COMPLETELY READING AND UNDERSTANDING THESE INSTRUCTIONS AND ANY ADDITIONAL INSTRUCTIONAL MATERIAL SUCH AS OWNER S MANUALS SERVICE MANUALS OR INSTRUCTION SHEETS SUPPLIED WITH THIS PRODUCT OR OPTIONAL EQUIPMENT IF YOU ARE UNABLE TO UNDERSTAND THE WARNINGS CAUTIONS OR INSTRUCTIONS CONTACT A HEALTHCARE PROFESSIONAL DEALER OR TECHNICAL PERSONNEL BEFORE ATTEMPTING TO USE THIS EQUIPMENT OTHERWISE INJURY OR DAMAGE MAY OCCUR IF WHEELCHAIR IS EQUIPPED WITH POWER TILT ONLY OR THE FORMULA PTO PLUS SEATING SYSTEM REFER TO POWER TILT ONLY FOR PRONTO M71 AND M91 OWNER S MANUAL PART NUMBER 1118362 OR TO FORMULA PTO PLUS POWERED SEATING SERVICE MANUAL PART NUMBER 1125031 PERFORM THE FOLLOWING PROCEDURES ADJUSTING SEAT HEIGHT ADJUSTING SEAT POSITION CHARGING THE BATTERIES ACCESSORIES WARNING Invacare products are specifically designed and manufactured for use in conjunction with Invacare accessories Accessories de
63. T Locknuts 2 16 inches 5 inches 2 17 inches 5 inches 18 19 inches 7 inches NOTE Height of Spreader Bar from BOTTOM of Back Canes to TOP of Spreader Bar Clamp Back Upholstery e om Screw with Lug Spreader Lod D Mounting Screws ocknut 9 M Ld 2 l 1 Pd gt Back Insert a Washers Back Angle Plate Mounting Holes Seat Frame Mounting Screws FIGURE 4 9 Removing Installing Changing the Back Cane Height Adjusting the Back Angle NOTE For this procedure refer to FIGURE 4 10 on page 49 1 Remove the flip back armrests from the wheelchair Refer to Removing Installing Flip Back Armrest on page 69 Pronto M91 and M94 48 Part No 1125038 SECTION 4 SEAT 2 Remove the mounting screw washer coved washer and locknut from the top mounting hole of back angle plate and back cane FIGURE 4 10 NOTE To avoid losing the insert in each back cane thread the mounting screw through the cane from the inside of wheelchair to hold the insert in place 3 Remove the mounting screw washer coved washer and locknut from the bottom mounting hole of the back angle plate and back cane 4 Reposition the back canes into the correct mounting holes of the back angle plate to obtain a back angle between 80 and 100 in 5 increments 5 Starting with the bottom mounting hole use the two mounting screws washers coved washers and locknuts to
64. TION 9 SHROUDS FRAME Installing 1 Align pivot plate mounting hole with wheelchair frame mounting hole 2 Using the mounting screw and two nylon washers secure the pivot plate to the wheelchair frame 3 Put the torsion spring pin into the hole in the pivot plate Put the other end of the torsion spring around the spring mount on the pivot plate 4 Rotate the swing arm back into position 5 Place the extension spring onto the spring mount on the motor mount bracket CAUTION Use caution when installing the extension spring onto the spring mount on the pivot plate otherwise injury may result 6 7 8 9 10 Put the extension spring onto the pivot plate Install the batteries Refer to Installing Removing the Batteries on page 103 Install the side shroud Refer to Removing Installing the Shrouds on page 88 Install the drive wheel Refer to Removing Installing the Drive Wheel on page 84 Install the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 Pronto M91 and M94 96 Part No 1125038 SECTION 10 5 SECTION 0 5 A WARNING After ANY adjustments repair or service and BEFORE use make sure that all attaching hardware is tightened securely ALWAYS turn the wheelchair power OFF BEFORE repairing or servicing the wheelchair otherwise injury or damage may occur Engaging Disengaging Motor Release Lever A WARNING DO NOT engage or disengage
65. TION 9 SHROUDS FRAME Removing Installing the Traction Control Device NOTE For this procedure refer to FIGURE 9 4 NOTE Take note of position and orientation of the traction control device and mounting hardware before removal Removing iR 2 Remove the batteries Refer to Installing Removing the Batteries on page 103 Remove the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 Remove the side shroud Refer to Removing Installing the Shrouds on page 88 CAUTION Use caution when removing the extension spring from the swing arm spring mount otherwise injury may result 4 Use screwdriver to remove the extension spring from the motor mount bracket spring mount Remove the extension spring from the pivot plate spring mount Set extension spring aside Remove the torsion spring from the pivot plate spring mount Detail A of FIGURE 9 4 Set torsion spring aside Remove the mounting screw and two washers and torsion spring securing the pivot plate to the wheelchair frame Detail A of FIGURE 9 4 Motor Mount Bracket Extension Spring Torsion Spring Washers Pivot Plate Mounting Hole Screw Motor Mount Bracket Spring Mount DETAIL Traction Control Device shown in place FIGURE 9 4 Removing Installing the Traction Control Device Part No 1125038 95 Pronto M91 and M94 SEC
66. Walking Beam and or SureStep Springs A WARNING Replacement of the walking beam and or the SureStep spring MUST be performed by Invacare service personnel ONLY otherwise injury or damage may result Part No 1125038 91 Pronto M91 and M94 SECTION 9 SHROUDS FRAME Removing Installing the Walking Beam Assembly Stability Lock Assembly and or Swing Arm NOTE For this procedure refer to FIGURE 9 3 on page 94 NOTE Take note of position and orientation of the stability lock swing arm and mounting hardware before removal Removing Remove the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 Remove the batteries Refer to Installing Removing the Batteries on page 103 Remove the drive wheel Refer to Removing Installing the Drive Wheel on page 84 Remove the side shroud Refer to Removing Installing the Shrouds on page 88 Remove the motor Refer to Removing Installing the Motor on page 98 CAUTION Use caution when removing tension from the extension spring otherwise injury may result iS 6 Use screwdriver to release the extension spring from the spring mount on the swing arm assembly Remove the extension spring from the pivot plate and set aside CAUTION Use extreme caution when removing tension from the torsion spring otherwise injury may result 7 Useascrewdriver to release the end of the torsion spring resting on the pin on the lock plate 8
67. according to freedom of caster swing 3 Test wheelchair for maneuverability 4 Readjust locknuts if necessary and repeat STEPS 2 3 until correct 5 Snap dust cover into the caster headtube ensuring that the tabs are under the plastic side shrouds Dust Cover Front Edge Locknut NOTE Components exploded for clarity There is no need to remove the fork from the base frame FIGURE 8 2 Adjusting Caster Assembly Pronto M91 and M94 82 Part No 1125038 SECTION 8 WHEELS Removing Installing the Front Rear Caster Assemblies NOTE For this procedure refer to FIGURE 8 3 NOTE Front and rear caster assemblies are replaced in the same manner Removing 1 Remove the dust cover 2 Remove locknut and two washers securing caster assembly to the headtube Installing 1 Insert threaded post of caster assembly into headtube 2 Using locknut and two washers secure caster assembly to head tube 3 Snap dust cover into the headtube NOTE Ensure tabs are under the side shrouds when installing c Dust Cover Headtube Dust Cover Locknut Washer Headtube Shroud NOTE Components TS exploded for clarity TUM There is no need to remove the fork from Caster Assembly the base frame Threaded Post FIGURE 8 3 Removing Installing the Front Rear Caster Assemblies Removing Installing the Front Headtube Assembly NOTE For this procedure refer to FIGURE 8 4
68. ail A of FIGURE 12 6 5 Removethe two mounting screws and nuts securing the controller charger cable to the charger cable bracket 6 Remove the three tie wraps securing the controller charger cable to the wheelchair frame 7 Remove the four tie wraps securing the joystick cable to the wheelchair frame 8 Remove the two mounting bolts securing the controller bracket to the wheelchair frame Detail B of FIGURE 12 6 9 Remove the controller and controller bracket from the wheelchair frame 10 Remove the mounting bolt washer locknut and mounting screw that secure the controller to the controller bracket 11 Remove the existing controller from the controller bracket 12 Using new tie wraps reverse STEPS 1 11 to install new controller DETAIL DETAIL LEFT Motor 5 RIGHT Lead Motor Lead Mounting Screw Short Long of V Mounting T Mounting 2 Locknut Washer HAA Controller a M MKIV Charger Cable ontroller Charger Cable Bracket qi Mounting Screws Tie Wraps Nuts 2 TR Wheelchair Charger Cable Frame FIGURE 12 6 Replacing the MKIV RII 80 AMP Controller Pronto M91 and M94 118 Part No 1125038 SECTION 12 Replacing the NX 80 NK5 EX MK or MK6i Controller A WARNING DO NOT attempt to perform this procedure with any power supplied to the wheel chair The joystick and batteries MUST be disconnected prior to beginning to remove the MK
69. air Pronto M91 and M94 30 Turn power OFF wait 10 seconds and turn power back ON Check joystick connection Check battery connection and fuses Part No 1125038 Battery SYMPTOM Batteries won t charge SECTION 3 SAFETY INSPECTION TROUBLESHOOTING PROBABLE CAUSE Blown battery fuse or damaged cables Batteries sat discharged too long SOLUTIONS Check cables for damage or replace battery wiring harness Replace batteries Short Charge Time One or both batteries may be bad if batteries charge up to soon Check each battery and replace if needed No power to wheelchair motors Bad connection or blown fuse Check Joystick connection Batteries are dead Check all connections and housings for damage If you have a blown fuse a new battery wiring harness must be purchased Check battery voltage and replace if necessary Loose battery connections Check battery cable connections may have vibrated loose when driving on rough terrain Corroded battery wiring connections El4 Error code Possible water salt or urine damage Low Voltage Battery Charger SYMPTOM No LED s on Charger PROBABLE CAUSE Charger not plugged into outlet or disconnected from wiring harness on wheelchair Replace battery wiring harness Recharge or replace battery SOLUTIONS Make sure the charger is plugged into the outlet and check the wiring on the wheel
70. airs built after 12 19 03 Reinstall the washer and locknut and torque locknut to 45 ft lbs 540 in Ibs 7 Reinstall the drive wheel assembly to the wheelchair Refer to Removing Installing the Drive Wheel on page 84 8 Repeat procedure for the opposite side of the wheelchair if necessary M91 Wheel Hub Hardware for all 300 Ibs Limit Wheelchairs and 400 Ibs Wheelchairs Built Before 12 19 03 DETAIL DETAIL NOTE Locking tab washer shown with all tabs folded DOWN to remove install the mounting bolt Locking Tab Washers Tabs Mounting Bolt Keystock Drive T Locking Tab Washer Tab Wheel Hub S Cutout S Drive Shaft Mounting Bolt Se Locking Tab Washer NOTE Locking tab washer shown with one tab folded Washer UP to secure the mounting bolt Mounting Bolt M94 Wheelchairs 400 Ibs Limit M91 Wheelchairs built after 12 19 03 Drive Wheel Hub Keystock Washer Mounting Bolt FIGURE 8 6 Removing Installing the Drive Wheel Drive Shaft Pronto M91 and M94 86 Part No 1125038 SECTION 8 WHEELS Replacing the 2 Piece Wheel Rim and or the Foam Filled or Pneumatic Tires NOTE For this procedure refer to FIGURE 8 7 NOTE When replacing the 2 piece wheel rim DO NOT remove tire Replacement 2 piece wheel rims are shipped assembled with a new tire Refer to Removing Installing the Drive Wheel on page 84 to remove the existing drive whee
71. as been tilted to an angle greater than 20 Otherwise injury or damage may occur 1122598 Rev A NOTICE Ensure prop rod properly engages the support bracket before allowing prop rod to support weight of seat assembly saan gt 1118368 Rev A 04 03 Part No 1125038 13 Pronto M91 and M94 LABEL LOCATIONS M94 Standard WEIGHT CAPACITY LIMITE DE POIDS 500 LBS 227 kgs REFERTO OWNER S MANUAL SE REFERER AU MANUEL DE L UTILISATEUR P N 1122136 WIRING DIAGRAM for Dual 22NF Batteries DO NOT REMOVE THIS LABEL The POSITIVE RED Battery Cable MUST connect to the POSITIVE Battery Terminal s Post s The NEGATIVE BLACK Battery Cable MUST connect to the NEGATIVE Battery Terminal s Post s DO NOT allow Battery Cable s to contact the opposite Battery Terminal s Post s Install protective caps on POSITIVE and NEGATIVE battery terminals Replace cable s immediately if cable s insulation becomes damaged Failure to observe these warnings may result in an electrical short with serious personal injury and or damage to the electrical system See Owner s Manual DO NOT remove fuse or mounting hardware from POSITIVE RED battery cable mounting screw PIN 1118397 RED Connector ONT BATTERY FUSE RED Battery Cable BLACK Connector RED Connector FUSE RED Battery Cable RED Battery Cable REAR BATTERY Insulator Nut SCH MA POUR LE FILAGE des batteries
72. brackets to the back canes Align the upper mounting holes in the back canes with the desired mounting holes in the cane brackets Detail A Install the two upper hex screws washers and locknuts to secure the cane brackets to the back canes Torque the locknuts on upper and lower hex screws to 13 ft Ibs 20 DETAIL CANE BRACKET MOUNTING HOLES Locknut Back Cane 9837 85 Cane Bracket Washer Upper Hex Screw 00 Lower Hex Screw FIGURE 4 15 Adjusting the Back Angle Pronto M91 and M94 56 Part No 1125038 SECTION 4 SEAT Adjusting the Back Height Contoura Backs There is no height adjustment available for wheelchairs with Contoura backs Upholstered Backs The back canes MUST be replaced to adjust the back height for upholstered backs Refer to Removing Installing the Back Canes Removing Installing the Back Canes NOTE For this procedure refer to FIGURE 4 16 on page 58 NOTE Existing hardware will be reused NOTE Take note of position and orientation of mounting hardware for reinstallation Removing 1 Remove armrest from the wheelchair Refer to Removing Installing Flip Back Armrest on page 69 2 For proper installation note the mounting position of the upper hex screw securing the cane bracket to the back cane 3 Remove the upper hex screw washer and locknut securing the cane bracket to the back cane 4 Remove the lower hex
73. chair No AC power at outlet Check for AC power with digital volt meter Damaged power cord Check for damage on the power cord replace if damaged or send in for repair Charger LED s burnt out Send charger to Invacare for repair Charger may have internal fuse that is blown Remove charger cover and check for fuses if fuses are present Ohm out fuses and replace if necessary Batteries won t charge Part No 1125038 Blown battery fuse in wiring harness or charger Check battery wiring harness fuse on the wheelchair Check fuse in the charger Charger not plugged into outlet Make sure charger is plugged into the outlet No AC power at the outlet Check for AC power with a digital volt meter Charger power cord may be damaged or the connector may be damaged Check for damage and replace if necessary or send in for repair Charger may have internal damage Charge batteries with known good charger Battery voltage too low for charger to start charging cycle 3l Replace batteries Pronto M91 and M94 SECTION 3 SAFETY INSPECTION TROUBLESHOOTING SYMPTOM PROBABLE CAUSE enough Consumer not charging batteries long SOLUTIONS Instruct consumer to charge for 8 10 hours minimum Batteries have Batteries may be weak short driving range during a single Perform load test or check Battery Quality Menu with the programmer
74. cing the Seat Positioning Strap NOTE For this procedure refer to FIGURE 4 19 1 Remove the seat cushion from the seat pan 2 Remove the flip back armrests Refer to Removing Installing Flip Back Armrest on page 69 3 Remove mounting screw washer and lock nut that secure the seat positioning strap to the seat frame 4 Position a new seat positioning strap on the seat frame 5 Reinstall the mounting screw washer and lock nut that secure the seat positioning strap to the seat frame Mounting Screw n Seat Positioning Strap FIGURE 4 19 Replacing the Seat Positioning Strap Pronto M91 and M94 60 Part No 1125038 SECTION 4 SEAT Van Seat Service Procedures Adjusting the Back Angle NOTE For this procedure refer to J FIGURE 4 20 jue ack 1 Lift up on the release handle and adjust back to desired angle 2 Let go of the release handle to lock the 3 P back in position Release 2 Bie Handle y FIGURE 4 20 Adjusting the Back Angle Adjusting the Seat Position on Van Seat Frame A WARNING DO NOT adjust the rear seat posts higher than the front seat posts If wheelchair is equipped with power tilt only or the Formula PTO Plus seating sys tem refer to Power Tilt only for Pronto M71 and M91 Owner s Manual Part Num ber 1118362 or to Formula PTO Plus Powered Seating Service manual part number 1125031 perform this procedure NOT
75. ck Cable Ems NOTE LEFT Motor Lead Not Shown Controller Battery Cable Tie Wraps Walking Beam T ie Wraps Tie Wraps Controller Charger Cable Wheelchair Frame Joystick Cable Charger Cable rer Wheelchair Frame NOTE Batteries not shown FIGURE 13 2 MK5 or MK6i Wire Routing Pronto M91 and M94 122 Part No 1125038 SECTION 14 5 READY PACKAGE TRRO SECTION I4 TRANSPORT READY PACKAGE TRRO NOTE The information in this section is for wheelchairs ordered with the transport ready package ONLY A WARNING Contact Invacare Corporation 800 333 6900 with any questions about using this wheelchair for seating in a motor vehicle When feasible wheelchair occupants should transfer into the vehicle seat and use the OEM Original Equipment Manufacturer vehicle installed restraint system This wheelchair has been dynamically tested in a forward facing mode with the specified crash test dummy restrained by BOTH pelvic and upper torso belt s shoulder belts and that BOTH pelvic and upper torso belt s should be used to reduce the possibility of head and chest impacts with vehicle components Use ONLY Wheelchair Tie down and Occupant Restraint Systems WTORS which meet the requirements of the SAE Society of Automotive Engineers J2249 Recommended Practice during travel in a motor vehicle This wheelchair has been tested for seating in a motor vehi
76. cket Side Rail Hex Screws FIGURE 4 13 Adjusting the Seat Depth Removing Installing Side Rails NOTE For this procedure refer to FIGURE 4 14 on page 55 Removing Side Rails 1 Remove both armrests 2 Remove the two hex screws washer and lanyard securing the crossbars to the side rail 3 Loosen but DO NOT remove the four hex screws securing the cane brackets to the side rails 4 Loosen but DO NOT remove the four hex screws securing the front arm sockets to the side rails Use screwdriver to gently tap the two roll pins out of the side rails 5 6 Slide both cane brackets with T nuts and back canes out of the slots in the side rails 7 Slide both front arm sockets with T nuts out of the slots in the side rails 8 Pull both side rails off the crossbars Pronto M91 and M94 54 Part No 1125038 SECTION 4 SEAT Installing Side Rails 1 Install new side rails onto crossbars NOTE Ensure long end of side rail is towards the front of the wheelchair 2 Eme UD 8 Secure the side rails to the crossbars with the hex screws washer and lanyard Torque to 75 in lbs 20 Slide cane brackets with T nuts and back assembly into the slots in the side rails Slide front arm sockets with T nuts into the slots in the side rails Use a rubber mallet to tap the two roll pins into the side rails Adjust the seat depth Refer to Adjusting the Seat Dep
77. cle with the factory installed wheelchair seating system ONLY This wheelchair MUST be in a forward facing position during travel in a motor vehicle This wheelchair is equipped and has been dynamically tested to rely on WHEELCHAIR ANCHORED pelvic belts If desired VEHICLE ANCHORED pelvic belts may be used IT IS STRONGLY RECOMMENDED THAT BOTH PELVIC AND UPPER TORSO BELT S BE USED TO REDUCE THE RISK OF INJURY To reduce the potential of injury to vehicle occupants wheelchair mounted accessories including but not limited to IV poles trays respiratory equipment backpacks and other personal items should be removed and secured separately Postural supports positioning devices and or strap s should not be relied on for occupant restraint These items may be used IN ADDITION TO the wheelchair anchored or vehicle anchored belts Wheelchairs with adjustable seat angles MUST be set to 10 Seat angle is factory set at time of shipment Adjustments to the wheelchair may void WC 19 compliance To maintain compliance refer to wheelchair service manual before making any adjustments DO NOT alter or substitute wheelchair frame parts components or seating systems A sudden stop and or collision may structurally damage your wheelchair Wheelchairs involved in such incidents should be replaced Spill proof batteries such as cells should be installed on wheelchairs to be used during travel in a motor vehicle Part No 11250
78. d In addition Invacare has placed RED ORANGE WARNING TAGS on some equipment DO NOT remove these tags Three 3 prong to two 2 prong adapters should not be used Use of three 3 prong adapters can result in improper grounding and present a shock hazard to the user Batteries The warranty and performance specifications contained in this manual are based on the use of deep cycle gel cell batteries Invacare strongly recommends their use as the power source for this unit Carefully read battery battery charger information prior to installing servicing or operating your wheelchair Pronto M91 and M94 20 Part No 1125038 SECTION 2 EMI INFORMATION SECTION 2 EMI INFORMATION A WARNING CAUTION IT IS VERY IMPORTANT THAT YOU READ THIS INFORMATION REGARDING THE POSSIBLE EFFECTS OF ELECTROMAGNETIC INTERFERENCE ON YOUR POWERED WHEELCHAIR Electromagnetic Interference EMI From Radio Wave Sources Powered wheelchairs and motorized scooters in this text both will be referred to as powered wheelchairs may be susceptible to electromagnetic interference EMI which is interfering electromagnetic energy EM emitted from sources such as radio stations TV stations amateur radio HAM transmitters two way radios and cellular phones The interference from radio wave sources can cause the powered wheelchair to release its brakes move by itself or move in unintended directions It can also permanently damage the powered
79. d reenter set up specifications Repeat this section until the wheelchair performs to specifications DO NOT adjust the rear seat posts higher than the front seat posts Avoid storage or use near external flame or combustible product The arms on the M94 wheelchair are designed as armrests ONLY The arms are not designed to support the full weight of the wheelchair user Part No 1125038 19 Pronto M91 and M94 SECTION GENERAL GUIDELINES Tire Pressure DO NOT release the wheelchair from service unless it has the proper tire pressure PSI DO NOT overinflate the tires Failure to follow these recommendations may cause the tire to explode and cause bodily harm The recommended tire pressure is listed on the side wall of the tire Electrical Grounding Instructions DO NOT under any circumstances cut or remove the round grounding prong from any plug used with or for Invacare products Some devices are equipped with three prong grounding plugs for protection against possible shock hazards and fire Where a two prong wall receptacle is encountered it is the personal responsibility and obligation of the customer to contact a qualified electrician and have the two prong receptacle replaced with a properly grounded three prong wall receptacle in accordance with the National Electrical Code If you must use an extension cord use ONLY a three wire extension cord having the same or higher electrical rating as the device being connecte
80. d washer inward until flush with the footboard bracket 4 Securely tighten the jam nut and washer to secure the mounting screw in place Set Screw Washer and Jam Nut Footboard Assembly FIGURE 7 2 Adjusting the Footboard Assembly Angle Part No 1125038 79 Pronto M91 and M94 SECTION 7 FOOTBOARD ASSEMBLY Depth NOTE For this procedure refer to FIGURE 7 3 1 Remove the quick release pin that secures the footboard assembly to the wheelchair frame A WARNING Make sure the detent balls are engaged with the outer edge of the tube otherwise injury and or damage may result M Adjust footboard to one of three mounting positions 99 edge of the tube Detail A of FIGURE 7 3 Install the quick release pin Make sure the detent balls are engaged with the outer Mounting Wheelchair Frame DETAIL A Bottom View of Hole Footboard Quick Release Pin Three Depth Adjustmen Holes BE 0 Detent Ball Quick Release Pin Detent Balls Footboard Assembly Outer Edge of Tube FIGURE 7 3 Adjusting the Footboard Assembly Depth Pronto M91 and M94 80 Part No 1125038 SECTION 8 WHEELS SECTION 8 WHEELS A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tight
81. doubles 22NF NE PAS ENLEVER CETTE ETIQUETTE Le c ble ROUGE POSITIF DOIT tre connect la borne POSITIVE Le c ble NOIR N GATIF DOIT tre connect la borne NEGATIVE NE PAS laisser les c bles de batteries toucher les bornes oppos es Remplacer le cable imm diatement si l isolation du cable est endommag e Un court circuit peut se produire et causer des blessures graves et ou des dommages au syst me lectrique si ces avertissements ne sont pas AWARNING respect s Se r f rer au MANUEL DE L UTILISATEUR ATTENTION NE PAS enlever le fusible ou la quincaillerie de montage de la vis de montage du cable de batterie ROUGE POSITIF SBS N Serial Number Label is located E on a plate on the inside of the cae nue rm right rear frame Pinch Point Risque de Pincement 1079203 Rev B 08 04 06 Pinch Point Risque de Pincement 1079203 Rev B 08 04 06 Pronto M91 and M94 14 Part No 1125038 Typical Product Parameters TYPICAL PRODUCT PARAMETERS Pronto 9 18 INCH 20 INCH VAN SEAT 22 INCH VAN SEAT ASBA SEAT ADJUSTABLE VAN SEAT ASBA SEAT SEAT WIDTH RANGE 18 inches 20 inches 22 inches 16 to 24 inches SEAT DEPTH 16 to 18 inches 18 20 inches 20 to 22 inches l6 to 20 inches 16 to 22 inches BACK HEIGHT W O HEADREST SEMI RECLINE 18 inches 18 inches 18 inches 16 to 20 inches BACK ANGLE RANGE Standard
82. driving and allow electronics cool Wheelchair will not drive with power on E09 or E10 Check motor locks Engage motor locks to drive wheelchair Motor chatters or runs erratically or only one motor turns Part No 1125038 Damaged connector or worn brushes Bad motor or gear box Controller malfunction 29 Ohm out motors Check brushes and replace brushes if necessary Replace motor if high reading is present Normal reading is 0 5 Ohms Check for error codes with programmer Refer to electronics manual part number 1114808 Pronto M91 and M94 SECTION 3 SAFETY INSPECTION TROUBLESHOOTING SYMPTOM Wheelchair veers to the left or right when driving on level surface PROBABLE CAUSE Uneven tire pressure Motors out of balance SOLUTIONS Inflate tires Replace tires if worn Use programmer to balance motors 09 10 error code will not go away Bad motor connection Bad brake coil Check all connections Ohm out each brake coil Normal reading is 45 50 Ohms Gearbox is leaking fluid Bad seal around drive shaft Loose hardware If seal is bad replace gearbox Remove motor brushes and inspect for grease contamination Replace motor if contamination is found If loose hardware is found retighten hardware Excessive clicking coming from motor gearbox Bad bearing in motor or gearbox Replace motor or gearbox Loose wheel hardware Ti
83. e the battery ies Refer to owner s manual shipped with wheelchair Pronto M91 and M94 104 Part No 1125038 SECTION BATTERIES DETAIL MKIV Electronics RED Connector from Front of Wheelchair Battery to Controller RED Controller Connector Front Battery 1 RN BLACK Front NEGATIVE Battery Terminal Mounting RED Front POSITIVE Screw Nut and Fuse Hardware Battery Terminal Mounting Terminal Cap Shown Screw Nut and Fuse Hardware Te Terminal Cap Sh erminal Cap Shown BLACK Battery Connector GREY Rear NEGATIVE Battery Terminal Mounting Screw Nut and Fuse Hardware Tie Wrap RED Battery Connector RED Rear POSITIVE Battery Terminal Mounting Screw Nut and Fuse Hardware Rear Battery NOTE Terminal cap removed for clarity Retaining Strap Rear of Wheelchair DETAIL MK and Electronics RED Connector from Battery to Controller Front of Wheelchair RED Controller Connector Not Shown Front Battery BLACK Front NEGATIVE Battery Terminal Mounting Screw Nut and Fuse Hardware Terminal Cap Shown Tie BLACK Battery Connectors GREY Rear NEGATIVE Battery Terminal Mounting Screw Nut and Fuse Hardware Tie Wrap RED Front POSITIVE Battery Terminal Mounting Screw Nut and Fuse Hardware Terminal Cap Shown
84. easured from the frontmost point on an occupant s head and is 26 inches with pelvic and upper torso belt s and 37 inches with ONLY a pelvic belt The frontal clear zone may not be achievable for wheelchair seated drivers The estimated seated height HHT from the ground or floor to the top of the wheelchair seated occupant s head ranges from approximately 47 inches for a small adult female to about 61 inches for a tall adult male Side View Frontal Clear I 16 in 4 20 16 Frontal Clear Zone Part No 1125038 Pronto M91 and M94 SECTION 14 5 READY PACKAGE TRRO Securement Points Tie Down Brackets Down Bracket hidden from view Bracket FIGURE 14 1 Securement Points Securing the Wheelchair This wheelchair is to be used only with Wheelchair Tie down and Occupant Restraint Systems WTORS that have been installed in accordance with the manufacturer s instructions and SAE J2249 NOTE A copy of SAE J2249 Wheelchair Tie down and Occupant Restraint Systems WTORS for use in Motor Vehicles can be obtained from SAE International 400 Commonwealth Drive Warrendale PA 15096 0001 877 606 7232 or 724 776 4970 Attach WTORS to the tie down brackets in accordance with the manufacturer s instructions and SAE J2249 Pronto M91 and M94 126 Part No 1125038 SECTION 14 5 READY PACKAGE TRRO Securing the Occupant Wheelc
85. eat frame 2 Perform one of the following e Slide existing telescoping front rigging support to one of three depth positions e Remove existing telescoping front rigging 3 Secure telescoping front rigging at desired depth with existing two mounting screws spacers and locknuts Securely tighten NOTE The two telescoping front rigging supports can be positioned at different depths depending on the need of the user Part No 1125038 75 Pronto M91 and M94 SECTION 6 RIGGINGS Mounting Screws Spacer 7 Telescoping Front Locknut S Rigging Support Spacer d a Locknut FIGURE 6 7 Adjusting Replacing Telescoping Front Rigging Supports Adjustable ASBA A WARNING If the telescoping tubes need to be extended greater than two inches then the seat MUST be repositioned rearward to ensure stability otherwise personal injury and or damage to the wheelchair and surrounding property may result NOTE For this procedure refer to FIGURE 6 8 on page 77 1 N e gt Remove the two cap screws spacers and threaded blocks securing the telescoping front tube to the side rail Perform one of the following Slide existing telescoping front rigging support to one of six depth positions Remove existing telescoping front rigging Secure the telescoping front tube to the side rail at the desired depth with the existing two cap screws spacers and threaded blocks Repeat STEPS 1 to 3
86. eat to floor All heights are measured with properly inflated new tires These heights can vary 4 inch due to tire wear A WARNING If the seating system is mounted onto a power wheelchair that has a weight limitation greater than that of the seating system the weight limitation is maintained at the seating system s weight limitation Example The M91 Standard wheelchair has a 300 Ib weight limitation so the seating system still has a weight limitation of 250 Ibs Pronto M91 and M94 16 Part No 1125038 Typical Product Parameters Pronto M9I with Formula PTO Plus ASBA SEAT ADJUSTABLE ASBA SEAT SEAT WIDTH RANGE 16 to 22 inches SEAT DEPTH RANGE INCREMENTS 16 to 22 inches BACK HEIGHT RANGE 16 to 24 inches BACK ANGLE RANGE ASBA 80 to 100 in 5 increments 85 to 105 in 5 increments SEAT TO FLOOR HEIGHT ADJUST ABLE 18 to 20 inches in 2 inch increments OVERALL WIDTH WITHOUT JOYSTICK 26 inches WITH JOYSTICK AND TRSS 27 inches OVERALL HEIGHT 37 to 45 inches OVERALL LENGTH WITH FRONT RIGGINGS 44 inches TILT RANGE 0 SEAT PAN ANGLE 0 to 55 5 SEAT PAN ANGLE 5 to 60 TURNING RADIUS WITH FRONT RIG GINGS 27 gt inches SEAT CUSHION Cushion Optional WEIGHT OF FORMULA PTO PLUS 25 165 ARMRESTS Adjustable Angle Height and Depth WEIGHT LIMITATION OF M91 WITH FORMULA PTO PLUS M91 STANDARD Up to 275 Ibs M91 HEAVY DUTY OPTION Up to 375 Ibs
87. emove the two mounting screws used to keep inserts in the back canes in STEP 4 Set mounting screws and inserts aside 10 Loosen but DO NOT remove the two mounting screws and locknuts securing the spreader bar to the back canes 11 Grasp the hand grip and slide the back cane out of the spreader bar if applicable and the back upholstery Installing NOTE If replacing back upholstery discard existing back upholstery and perform this procedure using new back upholstery NOTE If replacing back canes discard existing back canes and perform this procedure using new back canes NOTE Spreader bar is required on ALL back heights between 20 to 24 inches Spreader bar is required on back heights 16 17 18 or 19 inches ONLY if the width or depth of the chair exceeds 19 inches Refer to FIGURE 4 9 on page 48 for proper spreader bar location on back canes 1 Slide one back cane into back upholstery and through spreader bar if applicable 2 Position insert into bottom of back cane 3 From inside of wheelchair thread a mounting screw through the back cane to hold the insert in position when installing the back assembly 4 Repeat STEPS 1 3 for remaining back cane NOTE If changing the back angle refer to Adjusting the Back Angle on page 48 to determine the proper mounting holes for the desired back angle Pronto M91 and M94 46 Part No 1125038 SECTION 4 SEAT 5 Position back assembly between the back angle plates FI
88. ended when working with batteries 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 Avoid storage or use near external flame or combustible products DO NOT tip the batteries Keep the batteries in an upright position Invacare strongly recommends that battery installation and battery replacement always be done by a qualified technician After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may result Battery terminal configuration shown below MUST be used Batteries that have the reversed terminal configuration MUST NOT be used otherwise serious injury or damage may occur Mounting Holes Do Not Use POSITIVE Battery Termina NEGATIVE POSITIVE Battery Battery NEGA Terminal Battery Terminal A CAUTION When connecting the battery cables to the battery ies the battery cable s MUST be connected to the battery terminal s post s as shown in FIGURE 11 3 on page 108 otherwise damage to the battery may result For proper battery connection batteries MUST use post style terminals with mounting holes through the terminal NOTE If there is battery acid in the bottom of the battery tray or on the sides of the battery ies apply bakin
89. ened securely otherwise injury or damage may result Before performing any maintenance adjustment or service verify that ON OFF switch on the joystick is in the OFF position Replacing the Front Rear Casters NOTE For this procedure refer to FIGURE 8 1 NOTE Front and rear casters are replaced in the same manner NOTE When replacing the front rear caster assemblies it is necessary to brace the caster assemblies to prevent the wheel from spinning 1 Remove the mounting screw two washers and locknut that secure the caster to the fork 2 Remove the caster and discard 3 Secure new caster to fork with existing mounting screw two washers and locknut Securely tighten Fork Mounting Screw FIGURE 8 1 Replacing the Front Rear Casters Part No 1125038 81 Pronto M91 and M94 SECTION 8 WHEELS Adjusting Caster Assembly NOTE For this procedure refer to FIGURE 8 2 1 Lift front edge of the dust cover up and remove from head tube 2 To properly tighten caster assembly and guard against flutter perform the following check NOTE Two people are recommended to perform this STEP one to tip wheelchair back and one to inspect adjust the caster assembly A Tip back the wheelchair B Pivot both caster assemblies to top of their arc simultaneously C Let casters drop to bottom of arc casters should swing once to on side then immediately rest in a straight downward position D Adjust locknuts
90. erform this test 1 Ensure that power is OFF 2 Make sure battery is fully charged An extremely discharged battery will exhibit the same symptoms as a bad one 3 Remove the footrests from the wheelchair gt Connect the voltmeter leads to the charger port on the wheelchair as shown in FIGURE 3 1 on page 34 Most digital voltmeters are not affected by polarity however analog meters meters with swinging needles can be and should be used carefully A good meter reading should be 25 5 to 26 VDC A WARNING When performing STEPS 5 and 6 ensure feet are clear from casters and wall otherwise injury may occur 5 Sit in wheelchair and place feet against a wall workbench or other stationary object 6 Turn the power ON and carefully push the joystick forward trying to drive the wheelchair through the stationary object NOTE This puts a heavy load on the batteries as they try to push through the stationary object If the wheels spin have two individuals one on each arm apply as much downward pressure as possible on the arms of the wheelchair 7 Read the meter while the motors are straining no longer than 3 to 4 seconds to determine the voltage under load NOTE If the voltage drops more than 2 5 volts from a pair of fully charged batteries while under load they should be replaced regardless of the unloaded voltages Part No 1125038 33 Pronto M91 and M94 SECTION 3 SAFETY INSPECTION TROUBLESHOOTING
91. ervice Battery indicator flashes the charge level is low too soon after being recharged Batteries not charged Have charger checked Weak batteries Replace batteries if necessary Contact Dealer Invacare for Service Motor chatters or runs irregular Electrical malfunction Contact Dealer Invacare for Service Joystick erratic or does not respond Contact Dealer Invacare for Service as desired Damaged motor coupling Electrical malfunction Contact Dealer Invacare for Service Contact Dealer Invacare to have controller reprogrammed Controller programmed improperly Wheelchair does not respond to Have terminals cleaned commands Poor battery terminal connection Power indicator Off even after Electrical malfunction Contact Dealer Invacare for Service recharging Motor Gearbox Brake SYMPTOM Motor makes a clicking noise PROBABLE CAUSE Bad coupler between motor and gearbox or bad bearings SOLUTIONS Replace coupler If bearings are bad replace motor Raised commutator plate inside of motor Ohm out motor and replace motor if high reading is present Normal reading is 0 2 5 Ohms Grinding noise or motor is locking up Bad gearbox Bad coupler between motor and gearbox or bad bearings Bad gears Replace gearbox Replace coupler If bearings are bad replace motor Motors stall and start up again Current rollback Stop
92. esistance between the two brake contacts A normal reading is between 45 100 ohms depending on the motor A reading of 0 ohms or a very high reading i e MEG ohms or out of limit indicates a shorted brake or an open connection respectively If either condition exists send the motor to Invacare Technical Service for inspection repair A WARNING A shorted electro mechanical brake will damage the brake output section in the controller DO NOT connect a shorted electro mechanical brake to a good control ler module A shorted brake MUST be replaced NOTE A bad motor can damage the controller module but a bad controller will NOT damage a motor MKIV 4 pin Motor Connector and 4 pin Motor Connector ey Motor cap D e 49 1 4 Pin Motor Connector Cap Motor dm LO e 4 Pin Motor Connector FIGURE 10 4 Electro Mechanical Parking Brake Testing Part No 1125038 101 Pronto M91 and M94 SECTION BATTERIES SECTION 11 A WARNING Make sure power to the wheelchair is OFF before performing this section NEVER allow any of your tools and or battery cable s to contact BOTH battery terminal s post s at the same time An electrical short may occur and serious personal injury or damage may occur The use of rubber gloves is recomm
93. f cable s insulation becomes damaged Failure to observe these warnings may result in an electrical short with serious personal injury and or damage to the electrical system See Owner s Manual DO NOT remove fuse or mounting hardware from POSITIVE RED battery cable mounting screw P N 1118397 RED Battery Cable 00 NOT REMOVE RED Battery BY 4 POSITIVE cable Battery Terminal Insulator Nut SCH MA POUR LE FILAGE des batteries doubles 22NF NE PAS ENLEVER CETTE ETIQUETTE Le c ble ROUGE POSITIF DOIT tre connect la borne POSITIVE Le cable NOIR NEGATIF DOIT tre connect la borne NEGATIVE NE PAS laisser les cables de batteries toucher les bornes oppos es Remplacer le cable imm diatement si l isolation du cable est endommag e Un court circuit peut se produire et causer des blessures graves et ou des dommages au syst me lectrique si ces avertissements ne sont pas respect s Se r f rer au MANUEL DE L UTILISATEUR NE PAS enlever le fusible ou la quincaillerie de montage de la vis de montage du cable de batterie ROUGE POSITIF BATTERIE AVANT Connecteur ROUGE fusible Cable ROUGE Connecteur NOR Connecteur Cable ROUGE Fusible 5 Cable ROUGE Borne POSITIVE BATTERIE ARRIERE Pinch Point Risque de Pincement 1079203 Rev B 08 04 06 Pronto M91 and M94 12 Serial Number Label
94. flashes indicates the nature of the error If multiple errors are found only the first error encountered by the control module will be displayed Pronto M91 and M94 24 Part No 1125038 SECTION 3 SAFETY INSPECTION TROUBLESHOOTING Information Gauge Display Diagnostics DISPLAY DESCRIPTION DEFINITION COMMENTS Information Gauge Display All LEDs are off Power is off All LEDs are on Power is on Fewer than three LEDs on implies reduced battery charge Left RED LED is flashing Battery charge is low The batteries should be charged as soon as possible Left to Right chase Joystick is in The steady LEDs indicate alternating with steady programming inhibit and the current state of the display or charging mode battery charge All LEDs are flashing slowly Joystick has detected Out Release the joystick back of Neutral at Power Up to Neutral mode Service Indicator Light Diagnostics NUMBER OF FLASHES DIAGNOSTICS CODE ERROR CODE DESCRIPTION SUB CODE DETAILS OF ERROR CODE POSSIBLE SOLUTION User Fault Stall Timeout or user error Release joystick to neutral and try again N Battery Fault Recharge batteries or replace Check the batteries and cable Try charging the batteries Batteries may require replacing Part 1125038 25 Pronto M91 and M94 SECTION 3 SAFETY INSPECTION TROUBLESHOOTING w NUMBER OF FLASHES DIAGNOST
95. g soda to these areas to neutralize the battery acid Before reinstalling the existing or new battery ies clean the baking soda from the battery tray or battery ies being sure to avoid contact with skin and eyes Determine source of contamination Never install reinstall a battery with a cracked or otherwise damaged case Pronto M91 and M94 102 Part No 1125038 SECTION BATTERIES Installing Removing the Batteries NOTE For this procedure refer to FIGURE 11 1 on page 104 and FIGURE 11 2 on page 105 NOTE Have the following tools available COMMENTS Battery Lifting Strap Supplied 1 2 6 pt Box Wrench Not Supplied 7 16 inch 6pt Box Wrench Not Supplied 3 8 inch 6pt Box Wrench Not Supplied Diagonal Cutters Not Supplied NOTE Wheelchairs with MKIV Electronics Wiring harness used with the front battery has two connectors one to the rear battery wiring harness and one to the Controller cable NOTE Wheelchairs with MKIV Electronics Wiring harness used with the rear battery has one connector to the front battery wiring harness NOTE Wheelchairs with 1 Electronics The front battery has three connectors two to the rear battery wiring harness RED and BLACK and one to the controller cable RED and the rear battery has two connectors RED and BLACK to the front battery wiring harness Installing 1 Place the wheelchair in a well ventilated area where work can be performed w
96. ghten hardware use removable Loctite on hardware Follow torque settings in this manual Gearbox shaft movement or bent shaft Rough driving Replace gearbox Motor stutters Poor connection or worn brushes Check Anderson connectors Check brushes and replace if necessary Motor fails to start after initial installation Battery voltage is too low Bad connection Brake disengaged Check batteries and recharge if necessary Check connector Engage brake Motor is running then fails to restart when stopped Heavy load on the motors forcing controller into the current rollback mode Leave power ON and allow controller to count down and recharge the wheelchair overnight with power ON Blown fuse in battery wiring harness Replace battery wiring harness Damaged Motor Replace brushes if necessary or replace motor if internal damage is determined Ohm out motor to check for possible internal damage worn out brushes may be possible Controller power stage board or relays may be damaged Replace controller or send to Invacare for repair Motor runs but loses power Controller senses heavy load and has entered the current rollback mode Stop driving and allow electronics cool Leave power ON and allow controller to count down and recharge the wheelchair overnight with power ON Wheelchair loses all power while driving Bad connection on wheelch
97. h only one brush replaced will only carry a small percentage of its rated load capacity until the new brush is burned in A WARNING DO NOT leave the wheelchair unattended while performing this procedure other wise damage to wheelchair and or property may occur NOTE This procedure must be performed with little or no load on the motor A Put the wheelchair on blocks so that the drive wheels do not contact the ground NOTE For steps B and D use a rubber band to hold the driver control in the direction needed or program the chair for latched driving Refer to the electronics manual for latched programming instructions B Run the motors forward for one hour C Turn motors off and allow 30 minutes for motors to cool off D Run the motors in reverse for one hour E When process is complete remove wheelchair from blocks and test drive the wheelchair NOTE If wheelchair still does not perform properly call Invacare Technical Service at 1 800 832 4707 Brush Caps o Motor Brush Commutator Brush Inside Motor Housing FIGURE 10 3 Inspecting Replacing Motor Brushes Pronto M91 and M94 100 Part No 1125038 SECTION 10 5 Electro Mechanical Parking Brake Testing NOTE For this procedure refer to FIGURE 10 4 1 On the four pin motor connector locate the side by side connectors in the black housings FIGURE 10 4 Set the digital multimeter to read ohms Q Measure the r
98. hair Anchored Belts A WARNING The pelvic belt that is provided by Invacare has been tested for use in a motor vehi cle on this wheelchair ONLY DO NOT replace the pelvic belt with a different style pelvic belt NOTE For this procedure refer to FIGURE 14 2 The wheelchair has been provided with a pelvic belt which meets the requirements of ANSI RESNA W C 19 The pelvic belt provided by Invacare has been designed to accommodate use on either side of the vehicle If necessary follow the instructions below to reverse the orientation of the pelvic belt to accommodate the vehicle anchored upper torso belt 1 Install the pelvic belt pin Detail A of FIGURE 14 2 into the large end of the slot in the belt mounting bracket Rotate downward and forward until it snaps into place into the small end of the slot NOTE Note the position of the male end of the belt when installing the pelvic belt onto the belt mounting brackets The male end of the pelvic belt Detail A of FIGURE 14 2 has a pin which is used to secure the vehicle anchored upper torso belt 2 Repeat STEP 1 for the opposite belt mounting bracket 3 Install the vehicle anchored upper torso belt onto the pin on the male end of the pelvic belt DETAIL A Back Angle Bracket Belt Mounting Bracket oS Used to secure the gave anchored upper torso belt Large End of Slot y Small End of Slot FIGURE 14 2 Wheelchair
99. hair does not drive The joystick calibration values are outside of the expected range Error code E19 Recalibrate the joystick joystick throw procedure SPM NOT CONNECTED The MP or Display module is not communicating with the control module Error code E200 Check the connections between the joystick or display and the controller Turn the power Off and then back On Replace the controller if necessary A SPM Communications Fault displays and the wheelchair drives slowly The controller has determined a fault during a previous turn off process Error code E41 Turn the wheelchair Off and back On ATTENDANT ACTIVE and displays The Proportional or Digital Attendant control is active and can be used to drive the chair Error code 05 This is normal behavior Batteries draw excessive current when charging Pronto M91 and M94 Battery failure Electrical malfunction 28 Have batteries checked for shorted cell Replace if necessary Contact Dealer Invacare for service Part No 1125038 SECTION 3 SAFETY INSPECTION TROUBLESHOOTING SYMPTOM PROBABLE CAUSE SOLUTIONS Check batteries for shorted cell Replace if necessary Battery indicator flashes the charge level is low immediately after recharge Battery failure Malfunctioning battery charger Contact Dealer Invacare for Service Electrical malfunction Contact Dealer Invacare for S
100. he front riggings are in the upward position or moved out of the way Before performing any maintenance adjustment or service verify that On Off switch on the joystick is in the OFF position A WARNING While the wheelchair is moving minimum ground clearance for the front rigging is three inches If the wheelchair is not moving the front rigging MUST maintain a mini mum of one inch ground clearance otherwise personal injury and damage may result Installing Removing Front Riggings NOTE For this procedure refer to FIGURE 6 1 Installing 1 If necessary remove the footboard Refer to Removing Installing the Footboard Assembly on page 78 Turn front rigging to the side open footplate is perpendicular to wheelchair and position mounting holes in the front rigging hinge plates with hinge pins on the wheelchair frame Install the front rigging hinge plates onto the hinge pins on the wheelchair frame Push the front rigging towards the inside of the wheelchair until it locks into place Telescoping Front Rigging Support Hinge Pins Front Rigging Release Lever Front Rigging Hinge Plate FIGURE 6 1 Installing Removing Front Riggings NOTE The footplate will be on the inside of the wheelchair when locked in place 5 Repeat STEPS 2 4 for opposite side of wheelchair Removing 1 Push the front rigging release lever inward and rotate the footrest out 2 Lift up on front rigging a
101. iding the pin out 2 Remove the footboard assembly from the wheelchair frame Installing A WARNING Make sure the detent balls of the quick release pin are fully released and protruding past the outer edge of the tube before operating the wheelchair Otherwise injury and or damage may result Keep detent balls clean 1 Position the footboard assembly onto the wheelchair frame so that the mounting hole in the wheelchair frame aligns with the desired mounting hole in the footboard assembly 2 Install the quick release pin by depressing the button while sliding the pin in Ensure that the detent balls of the quick release pin are fully released and protruding past the outer edge of the tube Detail A of FIGURE 7 1 Pronto M91 and M94 78 Part No 1125038 SECTION 7 FOOTBOARD ASSEMBLY daa A DETAIL A Bottom View of Mounti ng Footboard Hole Quick Release Pi EC B e Detent Balls n Release Elis Detent Ball Footboard Assembly Outer Edge of Tube FIGURE 7 1 Removing Installing the Footboard Assembly Adjusting the Footboard Assembly Angle NOTE For this procedure refer to FIGURE 7 2 1 Loosen the jam nut and set screw located underneath the rear of the footplate 2 Adjust the set screw in or out to obtain the desired footboard assembly angle 3 Thread the jam nut an
102. idoneo 84 Removing Installing the Drive Wheel Hub ssssssssssssrssssssssssssssssosssssessscevsssevsevssssesssessssessaness 85 REMOVING f 85 WSCA S reat 85 Replacing the 2 Piece Wheel Rim and or the Foam Filled or Pneumatic 87 SECTION 9 SHROUDS FRAME 88 Removing Installing the Shrouds uocare corio 88 Removing lInstalling the Pivot UD vno 91 Removing Installing the Walking Beam and or SureStep 91 Removing Installing the Walking Beam Assembly Stability Lock Assembly and or Swing Arm 92 REMOVING m 92 93 Removing Installing the Traction Control Device eene tentent 95 REMOVING e 95 oct mda tete ose tod bab estet und 96 SECTION 10 MOTORS 97 Engaging Disengaging Motor Release
103. in the OFF position Arm Service Procedures for Van Seat Removing Installing Van Seat Arm NOTE For this procedure refer to FIGURE 5 1 NOTE Reverse this procedure to install the adjustable width arms 1 If necessary disconnect the joystick Refer to Disconnecting Connecting the Joystick on page 112 2 Loosen lock knob that secures the adjustable width arm to the arm support tube 3 Remove the adjustable width arm from the arm support tube p If necessary repeat STEPS 1 3 to remove the remaining adjustable width arm Adjusting Van Seat Arm Width NOTE For this procedure refer to FIGURE 5 1 1 Loosen the two lock knobs that secure the adjustable width arms to the arm support tube NOTE Both adjustable width arms should be adjusted to the same distance away from the arm support tube NOTE Changing the width of the adjustable width arms may also effect the overall width of the wheelchair Adjustable Width Arm 2 Reposition adjustable width arms until desired width is achieved Lock Knob s 3 Securely tighten the two lock knobs that secure the adjustable width arms FIGURE 5 1 Removing Installing Van Seat to the arm support tube Arm and Adjusting Van Seat Arm Width Pronto M91 and M94 66 Part No 1125038 SECTION 5 ARMS Adjusting Van Seat Arm Angle A WARNING Pinch point may occur when adjusting the arm angle position Detail NOTE For this procedure refer
104. ing System ONLY NOTE Removing the seat is not necessary to access the battery compartment on wheelchairs equipped with a Formula PTO Plus seating system The seat assembly with the Formula PTO Plus seating system tilts back and props into place to provide access to the batteries and the underside of the seat Tilting the Seat Assembly Back 1 Place the wheelchair in a well ventilated area where work can be performed without risking damage to carpeting or floor covering 2 Tilt seat back 20 to 25 Refer to owner s manual shipped with wheelchair Pronto M91 and M94 38 Part No 1125038 SECTION 4 SEAT 3 Verify the joystick ON OFF switch is in the OFF position and disconnect joystick cable 4 Engage the motor release levers Refer to Engaging Disengaging Motor Release Lever on page 97 5 Remove front rigging Refer to Installing Removing Front Riggings on page 71 6 Remove the two screws and washers securing the Formula PTO Plus frame to the front seat posts 7 Firmly grasp the front edge of the seat assembly slowly tilt the seat assembly back into the UP OPEN position 8 Remove prop rod from the clip located on the Formula PTO Plus frame and engage the prop rod end into the front seat post as shown in FIGURE 4 3 on page 40 9 Gently allow weight of seat assembly to be supported by the prop rod NOTE Leave the seat assembly in the up open position only while performing any necessary procedures Always lower the
105. is located on a plate on the inside of the right rear frame Ensure prop rod properly engages the support bracket before allowing prop rod to support weight of seat assembly gt gt 1118368 Rev A 04 03 WARNING ATTENTION Pinch Point Risque de Pincement 1079203 Rev B 08 04 06 Part No 1125038 LABEL LOCATIONS M91 with Formula PTO Plus Seating System WEIGHT CAPACITY WARNING If tilt function is not operating and is in the down M91 Standard 275 LBS 125 kgs seated position PRIOR to servicing the device Onl REFER TO OWNER S MANUAL contact Invacare Technical Services for instructions M on how to safely service the tilt system actuator P N 1111014 or spring assist module Call 800 832 4707 P N 1125066 M91 Heavy Duty Only REFER TO OWNER S MANUA Rear View of Actuator WARNING ATTENTION Pinch Point Risque de Pincement 1079203 Rev B 08 04 06 f p 1 A IESI DO NOT remove the screws E attaching the tilt mechanism to the base unless it has been tilted to an angle greater than 20 Otherwise injury or damage may occur 1125052 Rev A a WARNING DO NOT remove the hardware attaching the actuator or spring assist to the wheelchair frame unless the seat h
106. isconnecting Connecting the Joystick RII MK5 Joysticks and A Joysticks Pronto M91 and M94 114 Part No 1125038 SECTION 12 SPJ Joysticks NOTE For this procedure refer to FIGURE 12 2 1 Align the joystick connector with the controller connector Light Grey Collar 2 Secure the joystick connector to the controller connector using the thumb screws on the controller connector Controller Joystick Connector Connector A WARNING The excess joystick cable must be coiled and tie wrapped to the rear of the seat frame to ensure that cable does NOT become entangled or damaged during normal operation of seating system otherwise injury or damage may result FIGURE 12 2 Disconnecting Connecting the Joystick Joysticks 3 If necessary coil and tie wrap excess joystick cable to rear of seat frame MPJ Joysticks NOTE For this procedure refer to FIGURE 12 3 NOTE Ensure the gaskets are installed in the top connector cap and between network connectors Top Connector Cap 1 Ensure the latch is pulled away from the network connector Gasket 2 Connect the network connector to the other connectors Network 3 Top and Bottom Connectors Install Connectors connector caps onto the network connector 4 Push the latch into position to secure the network connectors and caps Controller 5 If necessary secure excess cable using
107. ithout risking damage to carpeting or floor covering 2 Verify the joystick On Off switch is in the OFF position and disconnect joystick Refer to Disconnecting Connecting the Joystick on page 112 3 Perform one of the following e Wheelchairs without Formula PTO Plus Remove the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 e Wheelchairs with Formula PTO Plus Tilt the seat back Refer to Removing Installing or Tilting the Seat Assembly on page 35 4 Remove the top shroud Refer to Removing Installing the Shrouds on page 88 5 If necessary disconnect right and left motor leads to allow access to the front of the battery tray 6 Move aside the motor leads and controller cable to allow unobstructed access to the front of the battery tray NOTE Perform this section on one battery at a time starting with the rear battery Repeat STEP 6 to position the remaining battery into the battery tray 7 Perform one of the following to position the battery into the battery tray Batteries With Built In Lifting Strap Use built in lifting strap to position battery into the battery tray Detail A of FIGURE 11 1 Part No 1125038 103 Pronto M91 and M94 SECTION 1 BATTERIES e Batteries Without Built In Lifting Strap Use the battery lifting strap to position battery into the battery tray When battery is in proper position remove lifting strap Detail B of FIGURE 11 1 8 Using the
108. k shown All other joysticks reposition the same way Joystick Mounting Tube FIGURE 12 4 Repositioning the Joystick ASBA or Adjustable ASBA Model Van Seat Model NOTE For this procedure refer to FIGURE 12 5 on page 117 NOTE Take note of position and orientation of mounting hardware for reinstalling the joystick assembly Pronto M91 and M94 116 Part No 1125038 SECTION 12 1 Turn the adjustment lock lever to release the joystick mounting tube from the mounting bracket 2 Remove the joystick from the wheelchair 3 Remove the three hex mounting screws spacers and locknuts that secure the mounting bracket to the three mounting holes on the arm frame NOTE The mounting bracket is mounted to the inside of the arm frame 4 Reposition the mounting bracket on the opposite arm frame 5 Using the three hex mounting screws spacers and locknuts secure the mounting bracket to the three mounting holes of the arm frame 6 If necessary perform the following to reposition the adjustment lock A Slide the adjustment lock from the mounting bracket B Rotate adjustment lock 180 and slide adjustment lock over the opposite end of the mounting bracket 7 Slide joystick mounting tube through the mounting bracket to the desired position and secure adjustment lock to tube by turning lever on adjustment lock Locknuts Hex Mounting Screws Arm Frame Spacers Adjustment Lock Lever Joystick
109. l and install the new 2 piece wheel rim and tire A WARNING When replacing the hub of a pneumatic tire ALWAYS deflate tire before removing installing hub otherwise injury or damage may occur Failure to observe this warning can result in sudden violent rim separation and possible injury 1 Remove drive wheel from wheelchair Refer to Removing Installing the Drive Wheel on page 84 2 Deflate existing pneumatic tire 3 Remove the five existing mounting screws that secure the existing outer rim and inner rim 4 Separate the two halves of the rim and remove the existing tire Discard existing tire NOTE When installing the NEW pneumatic tire if necessary place the inner tube into the tire NOTE When installing the outer rim into a pneumatic tire ensure the valve stem of the inner tube protrudes through the stem opening Tire in the outer rim Outer K e 5 Insert the outer rim and inner rim into Rim 2 the new existing tire UN 6 Using the five existing mounting screws secure the outer rim to the inner Mounting rim and hub Torque mounting screws N Screws to 160 200 in lbs 7 If pneumatic fill tire to correct air pressure as noted on tire side wall Inner Rim FIGURE 8 7 Replacing the 2 Piece Wheel Rim and or the Foam Filled or Pneumatic 8 Reinstall the drive wheel onto the Tires wheelchair Refer to Removing Installing the Drive Wheel on page 84 Part No 1125038 87 Pronto M91 and M9
110. le Width Depth Seat and Back Angle seat frame Removing Installing or Tilting the Seat Assembly Removing Installing the Seat Assembly without Powered Seating Systems NOTE For this procedure refer to FIGURE 4 1 on page 36 Removing 1 Disconnect the joystick Refer to Disconnecting Connecting the Joystick on page 112 2 M91 with Full Recline Back and Drive Lockout Switch ONLY Perform the following to disconnect the drive lock out switch A Open rear shroud by turning knob 90 until detent is felt slide rear shroud towards rear casters and tilt top edge away from wheelchair B Disconnect the drive lockout switch cable located next to the charger Detail A of FIGURE 4 1 C Close the rear shroud by tilting the top edge towards the wheelchair sliding the rear shroud towards the knob and turning knob 90 until detent is felt 3 Push down on the latch bar underneath front of seat gt Tilt front edge of seat up 5 Slide the seat assembly forward to disengage seat from the pivot brackets located in the rear Installing 1 Position the seat in the rear pivot brackets 2 Tilt front edge of seat down 3 When seat is lowered engage seat brackets into seat clevis pins A WARNING When reinstalling the seat verify that the seat brackets are engaged with the seat clevis pins by pulling up on the latch bar Part No 1125038 35 Pronto M91 and M94 SECTION 4 SEAT 4 Pull up on latch bar to
111. n l inch in length can cause the anti seize com pound to leak resulting in damage to flooring carpet tile etc Apply a thin film of anti seize compound 1 inch in length to the end of the drive shaft 2 Reinstall drive wheel hub onto the drive shaft and spin the drive wheel hub to evenly distribute the anti seize compound over the entire drive shaft Remove drive wheel hub from drive shaft Position the keystock on the drive shaft of the motor gearbox assembly Reinstall drive wheel hub onto the drive shaft of the motor gearbox assembly Q Qu Mee pa To secure the wheel hub to the drive shaft perform one of the following e All M91 300 Ibs Wheelchairs and 400 lbs Wheelchairs Built Before 12 19 03 A WARNING Failure to properly install locking tab washer can result in wheel separation and potential user injury or property damage When replacing wheels always use a new locking tab washer DO NOT reuse locking tab washers i The locking tab of the locking tab washer MUST be inserted into the hub cutout Detail B of FIGURE 8 6 Part No 1125038 85 Pronto M91 and M94 SECTION 8 WHEELS ii Using the mounting bolt washer and new locking tab washer secure the wheel to the drive shaft Detail of FIGURE 8 6 iii Fold one tab of the locking tab washer UP so that the tab rests against one side of the mounting bolt Detail A of FIGURE 8 6 All M94 Wheelchairs and 400 Ibs M91 Wheelch
112. nch increments NOTE If adjusting the seat width beyond the range of the existing seat frame the crossbars must be replaced NOTE The spreader bar MUST be replaced for systems ordered omit upholstery option when changing between the small frame size and the large frame size 1 If necessary remove the spreader bar Refer to Removing Installing the Spreader Bar on page 58 2 Remove the hex screw and coved washers securing each crossbar to the seat frame 3 Examine the Seat Width Adjustment Table to determine if the seat width adjustment is within or beyond the range of the existing seat frame 4 Perform one of the following Within the Range Proceed to STEP 5 e Beyond the Range Perform the following steps Detail A Pronto M91 and M94 50 Part No 1125038 SECTION 4 SEAT i Remove the two hex screws securing the crossbars to each side rail ii Remove the crossbars from the side rails iii Insert new crossbars into the side rails iv Position the new crossbars so the mounting hole is facing down and aligned with the side rail mounting hole v Secure the new crossbars to the side rails using the two hex screws Torque the hex screws to 75 in lbs 20 5 Pull push the side rails Detail B to the desired width shown in the following table Seat Width Mounting Holes SIDE RAIL MOUNTING HOLES FRONT VIEW 16 INCH 17 INCH 18 INCH 19 INCH
113. nd a wheelchair anchored pelvic belt TRRO has been crash tested in accordance with ANSI RESNA WC Vol Section 19 Frontal Impact Test requirements for wheelchairs with a 168 Ib crash dummy which corresponds to a person with a weight of 14 to 209 Ibs TRBKTS includes four factory installed wheelchair transport brackets TRBKTS has not been crash tested in accordance with WC 19 Invacare recommends that these transport brackets be used only to secure an unoccupied wheelchair during transport As of this date the Department of Transportation has not approved any tie down systems for transportation of a user while in a wheelchair in a moving vehicle of any type It is Invacare s position that users of wheelchairs should be transferred into appropriate seating in vehicles for transportation and use be made of the restraints made available by the auto industry Invacare cannot and does not recommend any wheelchair transportation systems Refer to Section 4 Transport Ready Package TRRO on page 122 for more information about transporting the wheelchair A TRRO AND TRBKTS WARNING Only use the transport brackets included with TRRO and TRBKTS for the purposes described in this manual Pronto M91 and M94 8 Part No 1125038 SPECIAL NOTES A WARNING The drive behavior initially experienced by the user may be different from other chairs previously used This Power Wheelchair has Invacare s SureStep technology a feature that
114. nd remove from the wheelchair 3 Repeat STEPS 1 2 for opposite side of wheelchair Part No 1125038 Pronto M91 and M94 SECTION 6 FRONT RIGGINGS Adjusting Footrest Height Model PHWH93 NOTE For this procedure refer to FIGURE 6 2 1 Remove any accessories from the footrest s 2 Remove the footrest from the wheelchair Refer to Installing Removing Front Riggings on page 71 NOTE Lay footrest on a flat surface to simplify performing procedure 3 Remove the hex bolt coved washers and locknut that secure the lower footrest to the footrest support 4 Reposition the lower footrest to the desired height 5 Reinstall hex bolt coved washers and locknut that secure lower footrest to footrest support Tighten securely ND N Footrest Locknut lt baee Support NX Coved Washer p m 74 Hex Bolt ORON LS uu Coved Washer ene Uu Lower Footrest ol o FIGURE 6 2 Adjusting Footrest Height Model PHWH93 6 Repeat STEPS 1 5 for the opposite footrest if necessary 7 Reinstall the footrest s onto the wheelchair Refer to Installing Removing Front Riggings on page 71 8 Reinstall any accessories onto the footrest s Model PH904A and PHAL4A NOTE For this procedure refer to FIGURE 6 3 NOTE PH904A style front rigging shown PHALAA front rigging adjusts the same way 1 Loosen but do not remove the lug bolt and locknut that secure the lower footrest t
115. ng largest batteries applicable 22NF per test procedures described in ANSI RESNA WC VOL2 1998 Section 4 and meet federal reimbursement requirements for this product While considered typical they are derived based on certain ideal conditions Variances in battery condition user weight usage pattern or overall terrain conditions will result in actual values for range that differ from these stated values Part No 1125038 15 Pronto M91 and M94 Typical Product Parameters Pronto M9I with Power Tilt Only SEAT WIDTH RANGE 16 to 22 inches SEAT DEPTH RANGE INCREMENTS 16 to 22 inches BACK HEIGHT RANGE 16 to 24 inches BACK ANGLE RANGE ASBA 90 to 120 in 6 4 increments SEAT TO FLOOR HEIGHT ADJUSTABLE 20 to 21 inches 4 inch increments OVERALL WIDTH WITHOUT JOYSTICK 26 inches WITH JOYSTICK AND TRSS 27 inches OVERALL HEIGHT 37 to 45 inches OVERALL LENGTH WITH FRONT RIGGINGS 44 inches TILT RANGE 0 SEAT PAN ANGLE 0 to 45 5 SEAT PAN ANGLE 5 to 50 TURNING RADIUS WITH FRONT RIGGINGS 27 2 inches SEAT CUSHION Cushion Optional WEIGHT OF PTO 25 165 ARMRESTS Adjustable Angle Height and Depth WEIGHT LIMITATION OF M9I WITH PTO M91 STANDARD Up to 250 Ibs NOTE The seat to floor heights are based on 18 inch deep seat with 0 1 seat pan angle and pneumatic tires or flat free inserts Seat to floor height measured from the front edge of s
116. ng or Tilting the Seat Assembly on page 35 3 Remove the seat pan Refer to Removing Installing the Seat Pan on page 43 Remove the four mounting screws and locknuts securing the seat frame to the seat frame adapter Remove the seat frame from the seat frame adapter 6 Discard the existing seat frame 10 Mounting Screws A Mounting Screws Align the four mounting holes of the new seat frame with the correct mounting position on the seat frame adapter Detail A of FIGURE 4 7 Using four existing mounting screws and four new locknuts secure the seat frame to the seat frame adapter Install the seat pan Refer to Removing Installing the Seat Pan on page 43 Install the seat onto the wheelchair Refer to Removing Installing the Seat Assembly without Powered Seating Systems on page 35 DETAIL A SEAT FRAME MOUNTING POSITIONS 16 Inches 7 Inches 18 Inches 19 Inches Front of Seat Frame Adapter WA 20 Inches 4 21 and 22 Inches 7 6 Inches gt 17 Inches 71 Rear of Seat Frame 18 Inches Adapter 19 nches s 20 Inches 21 and 22 Inches Locknuts NOTE Measurements given according to seat frame depth FIGURE 4 7 Replacing the Seat Frame Pronto M91 and M94 44 Part No 1125038 SECTION 4 SEAT Replacing the Seat Positioning Strap NOTE For this procedure
117. ng the Swing Arm i Align swing arm with wheelchair frame ii Insert long shoulder screw through swing arm and wheelchair frame and secure using a locknut Securely tighten 2 Align pivot link front mounting hole with wheelchair frame mounting hole 3 Using the front mounting screw two nylon washers O ring cupped washer and locknut secure the pivot link to the wheelchair frame 4 Using the shoulder screw and locknut secure the pivot link to the swing arm mounting hole 5 Align the pivot rack from the pivot link 6 Using two mounting screws secure the pivot rack to the pivot link 7 Using the walking beam mounting screw washer and nut secure the walking beam assembly torsion spring and spring spacer to the frame CAUTION Use extreme caution when installing the torsion spring onto the lock plate pin otherwise injury may result 9o Use a screwdriver to pry the torsion spring open Detail B of FIGURE 9 3 Install the lock plate Release the torsion spring onto the pin on the lock plate Detail of FIGURE 9 3 10 Place the extension spring onto the spring mount on the swing arm CAUTION Use caution when installing the extension spring onto the pivot plate spring mount otherwise injury may result Part No 1125038 93 Pronto M91 and M94 SECTION 9 SHROUDS FRAME 11 Use a screwdriver to place the extension spring onto the spring mount on the pivot plate 12 Install
118. o so Ensure casters are free of debris Part No 1125038 23 Pronto M91 and M94 SECTION 3 SAFETY INSPECTION TROUBLESHOOTING Troubleshooting Electrical NOTE For additional troubleshooting information and explanation of error codes refer to the electronics manual supplied with each wheelchair Wheels SOLUTIONS WHEELCHAIR VEERS LEFT RIGHT SLUGGISH TURN PERFORMANCE CASTERS FLUTTER SQUEAKS AND RATTLES If pneumatic check tires for correct and equal pressure Check for loose stem nuts bolts Check that casters contact ground at the same time SYMPTOM PROBABLE CAUSE SOLUTIONS Charger still plugged in when Unplug charger to drive wheelchair user tries to drive the wheel chair E28 Error code Manual recliner Power tilt and To disengage drive lockout return or recline is in reclined position seat to upright position and drive lockout is engaged Batteries discharged Plug connections back together and Fuse Open check for damaged wiring Loose Battery Terminal No LED s on SPJ Joystick SPJ SPJ w PSS or SPJ w ACC Joysticks The joystick information gauge and the service indicator give indications of the type of fault or error detected by the control module When a fault is detected the wheelchair may stop and not drive The LEDs on the information gauge may flash in a particular pattern or the service indicator light will flash The number or type of
119. o the footrest support 2 Reposition the lower footrest to the desired height 3 Securely tighten the lug bolt and locknut that secure the lower footrest to the footrest support Footrest Support Lug Bolt Locknut Lower Footrest FIGURE 6 3 Adjusting Footrest Height Model PH904A and PHAL4A 4 Repeat STEPS 1 3 for the opposite footrest if necessary Pronto M91 and M94 Part No 1125038 Replacing Heel Loops NOTE For this procedure refer to FIGURE 6 4 1 Note the position of hex bolt coved washers and locknut for reinstallation 2 Remove the hex bolt coved washers and locknut that secure the lower footrest to the footrest support 3 Remove the lower footrest 4 Remove the phillips bolt spacer and locknut that secure the existing heel loop to the lower footrest 5 Slide the existing heel loop off the lower footrest 6 Replace heel loop 7 Reverse STEPS 1 6 to reassemble SECTION 6 FRONT RIGGINGS Locknut 54 coved an ex Bolt Washer 5 Phillips Bolt Footrest A Support LLL Spacer Lower Heel Loop Footrest Locknut FIGURE 6 4 Replacing Heel Loops NOTE When securing heel loop to lower footrest tighten the phillips screw and locknut until the Spacer Is secure Raising Lowering Elevating Front Riggings NOTE For this procedure refer to FIGURE 6 5 1 Perform one of the following Raising Pull back on the release leve
120. ommercial broadcast transmitters radio and TV broadcast antenna towers and amateur HAM radios NOTE Other types of hand held devices such as cordless phones laptop computers AMIFM radios TV sets CD players cassette players and small appliances such as elec tric shavers and hair dryers so far as we know are not likely to cause EMI problems to your powered wheelchair Part No 1125038 21 Pronto M91 and M94 SECTION 2 EMI INFORMATION A WARNING Powered Wheelchair Electromagnetic Interference EMI Because EM energy rapidly becomes more intense as one moves closer to the transmitting antenna source the EM fields from hand held radio wave sources transceivers are of special concern It is possible to unintentionally bring high levels of EM energy very close to the powered wheelchair s control system while using these devices This can affect powered wheelchair movement and braking Therefore the warnings listed below are recommended to prevent possible interference with the control system of the powered wheelchair Electromagnetic interference EMI from sources such as radio and TV stations amateur radio HAM transmitters two way radios and cellular phones can affect powered wheelchairs and motorized scooters FOLLOWING THE WARNINGS LISTED BELOW SHOULD REDUCE THE CHANCE OF UNINTENDED BRAKE RELEASE OR POWERED WHEELCHAIR MOVEMENT WHICH COULD RESULT IN SERIOUS INJURY 1 Do not operate hand held transcei
121. or adjustment that needs to be performed on the seating system that is not in this manual do not perform that procedure Have the seating system serviced by a qualified technician Wheelchairs should be examined during maintenance for signs of corrosion water exposure incontinence etc Electrical components damaged by corrosion should be replaced IMMEDIATELY Wheelchairs that are used by incontinent users and or are frequently exposed to water may require replacement of electrical components more frequently Part No 1125038 9 Pronto M91 and M94 LABEL LOCATIONS LABEL LOCATIONS 9 Standard WEIGHT CAPACITY LIMITE DE POIDS 300 LBS 136 kgs REFERTO OWNER S MANUAL SE REFERER AU MANUEL DE L UTILISATEUR P N 1111028 WIRING DIAGRAM for Dual 22NF Batteries DO NOT REMOVE THIS LABEL The POSITIVE RED Battery Cable MUST connect to the POSITIVE Battery Terminal s Post s The NEGATIVE BLACK Battery Cable MUST connect to the NEGATIVE Battery Terminal s Post s DO NOT allow Battery Cable s to contact the opposite Battery Terminal s Post s Install protective caps on POSITIVE and NEGATIVE battery terminals Replace cable s immediately if cable s insulation becomes damaged Failure to observe these warnings may result in an electrical short with serious personal injury and or damage to the electrical system See Owner s Manual DO NOT remove fuse or mounting hardware from POSITIVE
122. r and raise front rigging to the desired height Lowering Support front rigging with one hand away from the release lever Push release lever downward with other hand Release Lever FIGURE 6 5 Raising Lowering Elevating Front Riggings Part No 1125038 Pronto M91 and M94 SECTION 6 FRONT RIGGINGS Adjusting Replacing Telescoping Front Rigging Supports Van Style Seats NOTE For this procedure refer to FIGURE 6 6 on page 75 NOTE When adjusting the telescoping front rigging support depth ensure the footplate does not interfere with the caster wheel rotation NOTE Telescoping front rigging supports can be extended up to 2 inches from the wheelchair frame in 1 inch increments This adjustment does not affect seat depth NOTE When installing the front riggings support tubes ensure that the hinge pins are on the outside of the chair facing away from the seat frame 1 Remove the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 2 Remove the two socket bolts spacers and locknuts that secure telescoping front rigging support to the seat frame 3 Perform one of the following Adjusting i Align the appropriate mounting hole of the telescoping front rigging support with the middle mounting hole in the seat frame tubes to achieve the desired depth Refer to Front Rigging Support Mounting Positions in FIGURE 6 6 Replacing i Remove the existing telescoping front rigging
123. ransportation systems Compliance Information This wheelchair conforms with the requirements of the ANSI RESNA WC Vol 1 Section 19 NOTE ANSI American National Standards Institute RESNA Rehabilitation Engineering and Assistive Technology Society of North America This wheelchair has been dynamically tested in a forward facing mode with the specified crash test dummy which corresponds to a person with a weight of 114 209 pounds restrained by BOTH pelvic and upper torso belts in accordance with ANSI RESNA WC Vol 1 Section 19 BOTH pelvic and upper torso belts should be used to reduce the possibility of head and chest impacts with vehicle components Specifications MODEL WHEELCHAIR WEIGHT LIMIT M91 Standard Up to 300 Ibs M91 Heavy Duty Up to 400 Ibs Pronto M91 and M94 124 Part No 1125038 SECTION 4 TRANSPORT READY PACKAGE TRRO Securing the Wheelchair to the Vehicle Positioning the Wheelchair in the Vehicle A WARNING This wheelchair must be in a forward facing position during travel in a motor vehicle The recommended clear zones for wheelchair seated occupants restrained by BOTH pelvic and upper torso belt s and ONLY by a pelvic belt are shown in the diagrams and described below Frontal Clear Zones FCZ need to be LARGER when upper torso belt s are NOT used The rear clear zone of 6 inches is measured from the rearmost point on an occupant s head The frontal clear zone is m
124. ring harness from batteries Refer to Connecting Disconnecting the Battery Wiring Harness on page 106 10 Unfasten the retaining strap that secures the two batteries in the battery tray NOTE Perform this section on one battery at a time starting with the FRONT battery Repeat STEP 10 to remove remaining battery from battery tray 11 Perform one of the following to remove the battery from the battery tray Batteries With Built in Lifting Strap Use built in lifting strap to remove the battery from the battery tray Detail A of FIGURE 11 1 Batteries Without Built in Lifting Strap Use the battery lifting strap to remove the battery from the battery tray Detail B of FIGURE 11 1 Connecting Disconnecting the Battery Wiring Harness NOTE For this procedure refer to FIGURE 11 3 on page 108 NOTE Perform this section on one battery at a time starting with the front battery NOTE Wheelchairs with MKIV Electronics Wiring harness used with the front battery has two connectors one to the rear battery wiring harness and one to the Controller cable NOTE Wheelchairs with MKIV Electronics Wiring harness used with the rear battery has one connector to the front battery wiring harness NOTE Wheelchairs with MK Electronics The front battery has three connectors two to the rear battery wiring harness RED and BLACK and one to the controller cable RED and the rear battery has two connectors RED and BLACK to the f
125. ront battery wiring harness Pronto M91 and M94 106 Part No 1125038 SECTION BATTERIES NOTE Both the front and rear wiring harnesses are shipped with the POSITIVE RED battery cable and mounting screw connected Use the exposed threaded portion of the mounting screw to secure the POSITIVE RED cable to the POSITIVE terminal A WARNING DO NOT remove fuse or mounting hardware from POSITIVE RED battery cable mounting screw All battery terminal covers two 2 on the front battery and two 2 on the rear battery MUST be installed prior to use Connecting 1 Peel back RED battery terminal cover to expose RED battery cable connection to battery terminal 2 Peel back BLACK battery terminal cover from BLACK battery cable on front battery or GREY battery terminal cover from BLACK battery cable on rear battery 3 Using the mounting screw and nut secure the NEGATIVE BLACK battery cable to NEGATIVE battery terminal post as shown in FIGURE 11 3 on page 108 4 Using the mounting screw washer and nut secure the POSITIVE RED battery cable to POSITIVE battery terminal post 5 Verify wiring harness is correctly installed and securely tightened 6 Verify proper battery orientation 7 Reposition battery terminal covers over battery post s 8 Using new tie wraps secure the terminal covers to the battery terminals 9 Repeat STEPS 1 8 to install and connect the rear battery to the rear ba
126. roud toward the rear casters and lift top edge away from the rear of the wheelchair frame eos ii Disconnect the battery charger cable from the controller charger cable iii Release hook and loop strap securing charger to the wheelchair frame M9 Built between 12 18 08 to 4 1 04 Detail A of FIGURE 11 4 1 Remove the rear shroud Refer to Removing Installing the Shrouds on page 88 ii Disconnect the battery charger cable from the controller charger cable iii Release hook and loop strap securing charger to the wheelchair frame Part No 1125038 109 Pronto M91 and M94 SECTION 1 BATTERIES M9 After 3 31 04 and M94 wheelchairs Detail B of FIGURE 11 4 i Remove the front shroud Refer to Removing Installing the Shrouds on page 88 ii Remove the three tie wraps securing the charger cable to the wheelchair frame iii Disconnect the charger cable from the AUX port of the controller iv Remove the two mounting screws securing the charger to the wheelchair frame 4 Remove charger from wheelchair frame 5 Place the new battery charger against the wheelchair frame 6 Perform one of the following e M91 Before 12 19 03 Detail A of FIGURE 11 4 i Using the hook and loop strap secure the charger to the wheelchair frame ii Route the battery charger cable to the right side from the rear of the wheelchair of the battery charger body iii Connect the battery charger cable from the controller charger cable
127. ry power connectors and drive lockout cable to the wheelchair frame Detail A of FIGURE 4 23 NOTE After disconnecting the drive lockout cable ensure the charger cable is securely connected to the auxiliary power connectors 9 Disconnect the drive lockout cable from the auxiliary power connectors 10 Remove drive lockout cable from the wheelchair frame Pronto M91 and M94 64 Part No 1125038 SECTION 4 SEAT Seat Back NOTE Switch sensor DETAIL A mounting plate shown removed for clarity Tie Wrap NO Wheelchair remove the switch sensor mounting plate Auxiliary Power Drive Lockout Vane Connectors Switch Cable Mounting to Seat Screws Tie wraps Switch Sensor Charger Mounting Cable ae Plate J Washers Charger J Drive Lockout Drive Lockout Locknuts Switch Cable Switch Cable Switch Cable to auxiliary power C onnector Mounting Screws connectors FIGURE 4 23 Removing Installing Drive Lockout Switch Mounting Hardware and Cable Full Recline Van Seat Only Part No 1125038 65 Pronto M91 and M94 SECTION 5 ARMS SECTION 5 ARMS A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may result Before performing any maintenance adjustment or service verify that ON OFF switch on the joystick is
128. screw washer and locknut securing the cane bracket to the back cane 5 Remove the back cane from the wheelchair 6 Repeat STEPS 2 6 for the opposite back cane Installing NOTE If replacing back canes discard existing back canes and perform this procedure using new back canes 1 Install the lower hex screw washer and locknut through the slot in the cane bracket to secure the cane bracket to the back cane NOTE The cane bracket should be positioned as shown in FIGURE 4 16 2 Install the upper hex screw washer and locknut through one of the following Using the Same Back Angle the mounting hole noted in STEP 3 of Removing page 57 Changing the Back Angle the mounting hole determined in Adjusting the Back Angle on page 56 3 Torque both locknuts to 13 ft Ibs 4 Repeat STEPS 1 3 for the opposite back cane 5 Reinstall the flip back armrest onto the wheelchair Refer to Removing Installing Flip Back Armrest on page 69 Part No 1125038 57 Pronto M91 and M94 SECTION 4 SEAT Back Cane Locknuts Cane Bracket Washers S Lower Hex ED d FIGURE 4 16 Removing Installing the Back Canes Removing Installing the Spreader Bar NOTE For this procedure refer to FIGURE 4 17 Removing 1 Remove the two mounting screws and locknuts securing the spreader bar to the back canes 2 Remove the spreader bar from the back canes Installing 1 Position the spreader bar against the back canes
129. seat assembly to the down closed position when not servicing the wheelchair and ensure it is in the locked position before using Tilting the Seat Assembly Forward 1 Using one hand firmly grasp the front edge of the seat assembly and lift until seat assembly is no longer supported by the prop rod 2 Disengage the prop rod from the front seat post and secure into clip 3 Using both hands slowly tilt the seat assembly forward into the down closed position A WARNING Ensure the two screws are fully engaged and the Formula PTO Plus frame is securely locked in place before use otherwise injury or damage may result 4 Insert the two screws through the washers the Formula PTO Plus frame and the two front seat posts Part No 1125038 39 Pronto M91 and M94 SECTION 4 SEAT Formula PTO Plus Frame Front Seat Post FIGURE 4 3 Tilting the Seat Assembly Formula PTO Plus Seating System Only Adjusting the Seat Height A WARNING If wheelchair is equipped with power tilt only or the Formula PTO Plus seating sys tem refer to Power Tilt only for Pronto M71 and M91 Owner s Manual Part Num ber 1118362 or to Formula PTO Plus Powered Seating Service manual part number 1125031 to perform this procedure NOTE For this procedure refer to FIGURE 4 4 on page 41 NOTE The seat can be adjusted to five height positions 2 inch increments 1 Remove the seat Refer to Removing Installing the Seat Assembl
130. signed by other manufacturers have not been tested by Invacare and are not recommended for use with Invacare products REFERENCE DOCUMENTS Refer to the table below for part numbers of additional documents which are referenced in this manual MANUAL PART NUMBER M91 Owner s Manual before 1 24 06 1110560 M91 Owner s Manual after 1 24 06 1141450 M91 Owner s Manual M91 base w MK6i 1143153 M94 Owner s Manual 1122145 EX and MK TT EX Electronics Manual 1114808 Electronics Manual 1110532 MK6i Service Manual 1143203 MK6i Field Reference Guide 1141471 MKIV RII Electronics 1095272 NOTE Updated versions of this manual are available on www invacare com Pronto M91 and M94 2 Part No 1125038 TABLE OF CONTENTS TABLE OF CONTENTS REFERENCE DOCUMENTS s0sececesdesecoceccececscessecscecessesecese 2 SPECIAL NOTES 8 LABEL LOCATIONS 10 I9 T Standard soci cieli tiet ise ott 10 MUI Heavy Duty 11 MII with Power Tilt Only Mo E S 12 M91 with Formula PTO Plus Seating System 13 M94 Standard
131. stall the motor NOTE Removing the drive wheel while not necessary unless replacing the motor may improve access to the motor Refer to Removing Installing the Drive Wheel on page 84 1 Remove the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 2 Remove the side shroud Refer to Removing Installing the Shrouds on page 88 3 Disconnect the motor lead not shown NOTE Long mounting screws are used on the same side of the motor as the drive shaft 4 Remove the two motor release pins securing the motor plate to the walking beam and remove the motor assembly from the walking beam 5 Remove the three long mounting screws and three short mounting screws securing the motor to the motor plate FIGURE 10 2 6 If necessary repeat STEPS 2 5 for the motor on the other side NOTE Drive wheel not shown Motor Release Pins Three Long Mounting Screws Three Short Mounting Screws Motor Plate FIGURE 10 2 Removing Installing the Motor Pronto M91 and M94 98 Part No 1125038 SECTION 10 5 Inspecting Replacing Motor Brushes NOTE For this procedure refer to FIGURE 10 3 on page 100 NOTE It is very important to note which way the brush comes out of the motor The brush MUST be placed into the motor exactly the same way to ensure good contact with the commutator 1 Turn power off 2 Remove the motor Refer to Removing Installing the Motor on page 98 NOTE There
132. support from the wheelchair frame ii Insert the new telescoping front rigging support into the seat frame iii Align the appropriate mounting hole of the telescoping front rigging support with the middle mounting hole in the seat frame tubes to achieve the desired depth Refer to Front Rigging Support Mounting Positions in FIGURE 6 6 NOTE The footplate will be on the inside of the wheelchair when locked in place 4 Using the two socket bolts and locknuts secure the telescoping front rigging support to the seat frame 5 If necessary repeat STEPS 2 4 on remaining telescoping front rigging support 6 Reinstall the seat Refer to Removing Installing or Tilting the Seat Assembly on page 35 Pronto M91 and M94 74 Part No 1125038 SECTION 6 FRONT RIGGINGS Not Used Socket Bolts Middle Mounting LB Telescoping Front Rigging Support Mounting FRONT RIGGING SUPPORT MOUNTING POSITIONS STANDARD POSITION OUT 2 INCHES OUT 18 amp 20 Inches 22 amp 24 Inches 18 amp 20 Inches 22 amp 24 Inches 18 amp 20 Inches 22 amp 24 Inches Wide Wide Wide Wide Wide Wide Holes 2 and 3 Holes 4 and 5 Holes 3 and 4 Holes 5 and 6 Holes 4 and 5 Holes 6 and 7 FIGURE 6 6 Adjusting Replacing Telescoping Front Rigging Supports ASBA NOTE For this procedure refer to FIGURE 6 7 on page 76 1 Remove the two mounting screws spacers and locknuts that secure the telescoping front rigging support to the s
133. th on page 52 Tighten the four hex screws to secure the cane brackets to the side rails Torque to 13 ft Ibs 20 Install the armrests NOTE It may be necessary to slide the front arm sockets to the proper position to install the armrests 9 Tighten the four hex screws to secure the front arm sockets to the side rails Torque to 13 ft lbs 20 Side View Cane Bracket Front Arm Socket 90 Slot Hex Screws Hex Screws FIGURE 4 14 Removing Installing Side Rails Part No 1125038 55 Pronto M91 and M94 SECTION 4 SEAT Adjusting the Back Width A new back pan is required when the back width is adjusted Back width MUST be adjusted with seat width Refer to Adjusting the Seat Width on page 50 Contoura Backs Only Seat and back widths are restricted to 16 18 20 22 or 24 inches Adjusting the Back Angle A WARNING Wheelchairs with TRRO Only Adjusting the back angle from the factory setting will void TRRO compliance After adjusting the back angle DO NOT transport an occupied wheelchair in a motor vehicle of any kind The wheelchair may only be transported in a motor vehicle while unoccupied and will be considered TRBKTS NOTE For this procedure refer to FIGURE 4 15 1 M gt Loosen but DO NOT remove the two lower hex screws securing the cane brackets to the back canes Remove the two upper hex screws washers and locknuts securing the cane
134. this product is serviced especially as part of the initial unit setup Follow these procedures Inspect Adjust CAUTION As with any vehicle the wheels and tires should be checked periodically for cracks and wear and should be replaced Ensure wheelchair rolls straight no excessive drag or pull to one side Ensure all fasteners on clothing guards are secure Ensure arms are secure but easy to release and adjustment levers engage properly Ensure adjustable height arms operate and lock securely Ensure armrest pad sits flush against arm tube Ensure seat and or back upholstery have no rips be DD Inspect seat positioning strap for any signs of wear Ensure buckle latches Verify hardware that attaches strap to frame is secure and undamaged Replace if necessary Ensure axle nut and wheel mounting nuts are secure on drive wheels Inspect wheel fork assembly has proper tension when caster is spun Caster should come to a gradual stop Loosen tighten caster locknut if wheel wobbles noticeably or binds to a stop Ensure all caster wheel fork headtube fasteners are secure Inspect tires for flat spots and wear Check pneumatic tires for proper inflation Clean upholstery and armrests Inspect motor brushes and gearbox coupling Check that all labels are present and legible Replace if necessary Inspect electrical components for signs of corrosion Replace if corroded or damaged Couovovovovoov
135. to FIGURE 5 2 1 Liftup the armrest Loosen the jam nut Adjust the socket screw up or down to the desired arm angle position Tighten the jam nut eos To determine the same angle for the opposite armrest count the exposed threads after the jam nut has been tightened Repeat STEPS 1 4 for opposite armrest if necessary Adjusting Van Seat Arm Height Adjustable Height Arms Only NOTE For this procedure refer to FIGURE 5 2 1 Remove the lock knob that secures the armrest to the arm frame assembly 2 Adjust the armrest to one of five positions in 1 inch increments 3 Reinstall the lock knob that secures the armrest to the arm frame assembly and tighten securely DETAIL A ANGLE Socket DETAIL HEIGHT Screw Armrest Height Armrest Adjustment Holes jr Arm Frame Lock Knob Assembly Count Exposed Threads Jam Nut FIGURE 5 2 Adjusting Van Seat Arm Height Adjustable Height Arms Only Part No 1125038 67 Pronto M91 and M94 SECTION 5 ARMS Replacing Van Seat Armrest Pad Assembly NOTE For this procedure refer to FIGURE 5 3 1 If necessary remove the joystick Refer to Disconnecting Connecting the Joystick on page 112 Remove the mounting screw washers and locknut that secure the existing armrest pad assembly to the arm post Position the new armrest pad assembly on the armrest post and secure with the mounting screw washers and locknut Refer to FIGU
136. ttaching hardware is tightened securely otherwise injury or damage may result NOTE For this procedure refer to FIGURE 4 2 on page 38 NOTE Removing the seat is not necessary to access the battery compartment on wheelchairs equipped with a power tilt only seating system The seat assembly with power tilt only tilts back and is propped in place to provide access to the batteries and underside of the seat Pronto M91 and M94 36 Part No 1125038 SECTION 4 SEAT Tilting the Seat Assembly Back 1 Place the wheelchair in a well ventilated area where work can be performed without risking damage to carpeting or floor covering Verify the joystick ON OFF switch is in the OFF position and disconnect joystick cable Remove front rigging Refer to owner s manual shipped with wheelchair Remove the two detent pins securing the power tilt only frame to the front seat posts Gh ec qs Firmly grasp the front edge of the seat assembly slowly tilt the seat assembly BACK into the up open position D Remove prop rod from the clip located on the power tilt only frame and engage the prop rod end in to the support bracket 7 Gently allow weight of seat assembly to be supported by the prop rod NOTE Leave the seat assembly in the position only while performing any necessary procedures Always lower the seat assembly to the down closed position when not servicing the wheelchair Tilting the Seat Assembly Forward 1
137. ttery harness Disconnecting 1 Remove the existing tie wraps that secure the battery terminal covers to the battery terminals 2 Peel back RED battery terminal cover to expose POSITIVE battery cable connection to battery terminal 3 Peel back BLACK battery terminal cover from NEGATIVE BLACK battery cable on front battery or GREY battery terminal cover from NEGATIVE battery cable on rear battery 4 Remove the mounting screw washer and nut that secure the POSITIVE RED battery cable to the POSITIVE battery terminal post 5 Remove the mounting screw and nut that secure the NEGATIVE BLACK battery cable to the NEGATIVE battery terminal post 6 Set wiring harness aside N Repeat STEPS 1 6 to disconnect the rear battery from the rear battery harness Part No 1125038 107 Pronto M91 and M94 SECTION 1 BATTERIES MKIV Electronics POSITIVE Battery Cable Mounting Screw with Fuse Hardware Nut NEGATIVE Battery Cable Washer POSITIVE Battery Terminal Mounting Screw Tie Wrap pani Battery 5 Tie Wrap Terminal MK and MK6i Electronics NEGATIVE POSITIVE Battery Cable Battery Cable Mounting Screw with Fuse Hardware NEGATIVE Battery Terminal Mounting Screw Locknut POSITIVE Batt nd Battery Terminal FIGURE 11 3 Connecting
138. ur beveled hex nuts that secures the drive wheel assembly to the wheel hub 2 Remove existing drive wheel assembly from wheel hub Installing 1 Reinstall new existing drive wheel assembly onto the wheel hub and torque the four beveled hex nuts to 160 inch pounds 2 Repeat procedure for opposite side of wheelchair if necessary Wheel Hub Drive Wheel Assembly Beveled Hex Nuts Re 0 FIGURE 8 5 Removing Installing the Drive Wheel Pronto M91 and M94 84 Part No 1125038 SECTION 8 WHEELS Removing Installing the Drive Wheel Hub NOTE For this procedure refer to FIGURE 8 6 on page 86 Removing Remove the drive wheel from the wheelchair Refer to Removing Installing the Drive Wheel on page 84 N Remove hub and mounting hardware Perform one of the following e All M91 300 165 Limit Wheelchairs and 400 Ibs Wheelchairs Built Before 12 19 03 i Fold down tab of existing locking tab washer Detail A of FIGURE 8 6 ii Remove mounting bolt and locking tab washer Detail of FIGURE 8 6 Discard existing locking tab washer iii Remove the existing wheel hub and keystock from the drive shaft e All M94 Wheelchairs and 400 Ibs M91 Wheelchairs built after 12 19 03 Remove locknut washer keystock and existing drive wheel hub from the drive shaft Installing CAUTION DO NOT apply more than a l inch in length thin film of anti seize compound to the drive shaft Applying more tha
139. verify that brackets are engaged with seat clevis pins 5 M91 with Full Recline Back and Drive Lockout Switch ONLY Perform the following to connect the drive lockout switch A Open rear shroud by turning knob 90 until detent is felt slide rear shroud towards rear casters and tilt top edge away from wheelchair B Connect the drive lockout switch cable located next to the charger Detail A of FIGURE 4 1 C Close the rear shroud by tilting the top edge towards the wheelchair sliding the rear shroud towards the knob and turning knob 90 until detent is felt 6 Connect the joystick Refer to Disconnecting Connecting the Joystick on page 112 DETAIL A NOTE Van Seat model shown ASBA seat removes installs in NOTE Rear shroud not the same way shown for clarity Drive Lockout Drive Switch Cable Lockout Rear Pivot Wheelchair Switch Cable Brackets To Seat 2 0 Zw 0 Latch Bar located under the front of the seat Knob FIGURE 4 1 Removing Installing or Tilting the Seat Assembly Tilting the Seat Assembly Power Tilt Only Seating System A WARNING Make sure power to the wheelchair is OFF before performing this procedure NEVER leave the seat assembly in the UP OPEN position unless necessary to perform a procedure on the wheelchair otherwise injury or damage may result After ANY adjustments repair or service and BEFORE use make sure all a
140. vers transmitters receivers such as citizens band CB radios or turn ON personal communication devices such as cellular phones while the powered wheelchair is turned ON 2 Be aware of nearby transmitters such as radio or TV stations and try to avoid coming close to them 3 If unintended movement or brake release occurs turn the powered wheelchair OFF as soon as it is safe 4 Be aware that adding accessories or components or modifying the powered wheelchair may make it more susceptible to EMI NOTE There is no easy way to evaluate their effect on the overall immunity of the powered wheelchair and 5 Report all incidents of unintended movement or brake release to the powered wheelchair manufacturer and note whether there is a source of EMI nearby Important Information 1 20 volts per meter V m is a generally achievable and useful immunity level against EMI as of May 1994 the higher the level the greater the protection 2 This device has been tested to a radiated immunity level of 20 volts per meter 3 The immunity level of this product is unknown Modification of any kind to the electronics of this wheelchair as manufactured by Invacare may adversely affect the EMI immunity levels Pronto M91 and M94 22 Part No 1125038 SECTION 3 SAFETY INSPECTION TROUBLESHOOTING SECTION 3 SAFETY 5 TROUBLESHOOTING Safety Inspection Checklists These adjustments should be made whenever
141. y pulling them apart MPJ Joysticks NOTE For this procedure refer to FIGURE 12 3 on page 115 1 Pull the latch away from the joystick connector 2 Disconnect the joystick connector from the remaining connectors Pronto M91 and M94 112 Part No 1125038 SECTION 12 Connecting MKIV RII MK Joysticks NOTE For this procedure refer to FIGURE 12 1 on page 114 1 Align the joystick connector with the controller connector 2 Secure the joystick connector to the controller connector using the thumb screws on the controller connector MKIV A Joysticks NOTE For this procedure refer to FIGURE 12 1 on page 114 1 Align the joystick connector with the controller connecter 2 Secure the joystick connector to the controller connector using the threaded collar on the controller connector A WARNING The excess joystick cable must be coiled and tie wrapped to the rear of the seat frame to ensure that cable does NOT become entangled or damaged during normal operation of seating system otherwise injury or damage may result 3 If necessary coil and tie wrap excess joystick cable to rear of seat frame Part No 1125038 113 Pronto M91 and M94 SECTION 12 MKIV RII MK Joysticks MKIV Joystick Thumb Screws Joystick Connector Controller Connector Controller Connector Joystick Connector FIGURE 12 1 D
142. y without Powered Seating Systems on page 35 2 Remove the mounting screw and locknut that secure the adjustable height tube to the support tube 3 Adjusttube to desired mounting position Refer to the table in FIGURE 4 4 on page 41 for available mounting positions 4 Reinstall mounting screw and locknut FIGURE 4 4 Securely tighten Pronto M91 and M94 40 Part No 1125038 SECTION 4 SEAT 5 Repeat STEPS 2 4 for the three remaining adjustable height tubes A WARNING When reinstalling the seat verify that the seat brackets are engaged with the seat clevis pins by pulling UP on the latch bar 6 Reinstall the seat Refer to Removing Installing the Seat Assembly without Powered Seating Systems on page 35 ADJUSTING THE SEAT HEIGHT AVAILABLE MOUNTING HOLES FOR FRONT ADJUSTABLE HEIGHT TUBE CHAIR IS EQUIPPED WITH A B c D E VAN SEAT WITH FOOTBOARD REAR ADJUSTABLE HEIGHT TUBE Mounted in hole A Mounted in hole B Mounted in hole C Mounted in hole D Mounted in hole E NOTE This mounting hole combination would result in a forward seat dump Forward seat dump is where the rear of the seat is higher than the front of the seat The seat should never be adjusted to a position that results in a forward seat dump This mounting hole combination cannot be used because it would cause the front riggings of the wheelchair to interfere with other components of the chair Rear Adjustable

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