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WARNING/SPECIAL NOTES WARNING THE PROCEDURES IN THIS MANUAL SHOULD ONLY BE PERFORMED BY A QUALIFIED TECHNICIAN. W DO NOT SERVICE OR OPERATE THIS EQUIPMENT WITHOUT FIRST A R READING AND UNDERSTANDING THIS MANUAL AND THE OWNERS N MANUAL SUPPLIED WITH THE WHEELCHAIR. IF YOU ARE UNABLE TO I UNDERSTAND THE WARNINGS, CAUTIONS, AND INSTRUCTIONS, N G CONTACT INVACARE TECHNICAL SUPPORT BEFORE ATTEMPTING TO SERVICE OR OPERATE THIS EQUIPMENT - OTHERWISE INJURY OR DAMAGE MAY RESULT. SPECIAL NOTES S WARNING/
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TABLE OF CONTENTS TABLE OF CONTENTS T The following procedures refer to POWER 9000 and EXCEL wheelchairs except where specified. A B L SPECIAL NOTES ......................................... 2 REPLACING SEAT POSITIONING STRAP ............ 23 E REPLACING CAPTAIN'S SEAT ........................... 23 SPECIFICATIONS ........................................ 4 O REPOSITIONING MKIV JOYSTICK PROCEDURE 1 - GENERAL GUIDELINES .... 6 F - CAPTAIN’S SEAT ....................................... 23 REPAIR OR
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SPECIFICATIONS SPECIFICATIONS NOTE: All specifications are S approximate. EXCEL P INTEGRATED SLING SEAT CAPTAIN'S SEAT E BACK TYPE C LOW LOW SOLID SEAT HIGH (LOB) (LOBSS) (HIB) I F Seat Width Range: 16, 18 or 20-in. 19-in. 19-in. 19-in. I Seat Depth Range: 16, 17 or 18-in. - In 1-in. increments 17-in. 17-in. 17-in. (17 and 18-in. by extension) C A Back Height Range T Std.: 16, 17, 18, 19 or 20-in. - In 1-in. increments 16-in. 18-in. 22-in. Opt. Headrest: N/A N/A N/A 28-in. I Opt. Backrest Ext.:
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SPECIFICATIONS SPECIFICATIONS S POWER 9000 NOTE: All specifications are approximate. P Seat Width Range: 14, 16, 18 or 20-in. - ADULT FRAME 16, 18 or 20-in. - LOW SEAT FRAME E C Seat Depth Range: 16, 17 or 18-in. (17 and 18-in. by extension) I Back Height Range Standard: 16, 17, 18, 19 or 20-in. F Seat-to-Floor: 18-1/2-in.- LOW SEAT FRAME I 20-1/4-in.- ADUL T FRAME C Overall Width: 21-3/4 to 27-3/4-in. (With MKIV Joystick) A Overall Height: 33-1/4 to 37-1/4-in.- LOW SEAT FRAME T 35-1/4 to 39-1/4
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PROCEDURE 1 GENERAL GUIDELINES This Procedure Includes the Following: Repair or Service Information G Operating Information E N E R REPAIR OR SERVICE INFORMATION A Set-up of the Electronic Control Unit is to be performed ONLY by individuals certified by L Invacare. The final tuning adjustments of the controller may affect other activities of G the wheelchair. Damage to the equipment could occur under these circumstances. If U non-certified individuals perform any work on these units, the warran
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TROUBLESHOOTING PROCEDURE 2 7. Turn the wheelchair ON and push the joystick forward, This Procedure Includes the Following: trying to drive the wheelchair through the stationary Field Load Test object. This puts a heavy load on the batteries as they T Using Hydrometer To Check Battery Cells (Lead try to push through the stationary object. Read the R Acid) meter while the motors are straining to determine the O voltage under load. Motor Testing U NOTE: If the voltage drops to less than 23.5 volt
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PROCEDURE 2 TROUBLESHOOTING 8. Flush the liquid back into the same cell after reading WARNING the float. Repeat this step until all cells have been ONLY use distilled water when topping off properly read. A shorted or dead cell can be detected the battery cells. when it is the only cell that does not charge. T Most batteries are not sold with instructions. R 9. Flush hydrometer in cold running water by allowing However, warnings are frequently noted O the water to rise into hydrometer as far as
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TROUBLESHOOTING PROCEDURE 2 MOTOR BRUSH INSPECTION ELECTRO-MECHANICAL PARKING (FIGURE 4) BRAKE TEST (FIGURE 5) T There are two (2) contact brushes on the motors located 1. On the four-pin motor connector, locate the side by R under the brush caps on the motor housing. If these caps side connectors in the black housings. O are hard to remove they are either overtightened or the U motor has become very hot. Let motors cool. If caps still 2. Set the digital multimeter to read ohms (Ω ). B cannot be
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PROCEDURE 3 UPHOLSTERY This Procedure Includes the Following: Back Upholstery Washer Replacing Back Upholstery U WARNING P After ANY adjustments, repair or service and H BEFORE use, make sure that all attaching O hardware is tightened securely - otherwise injury or damage may result. L Phillips S Screw T REPLACING BACK UPHOLSTERY E (FIGURE 1) Washer R 1. Remove one (1) armrest from the wheelchair. Y 2. Cut the tie-wraps that secure the bottom of the existing Tie Wrap Mounting Hole back upholster
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SEAT FRAME PROCEDURE 4 ADJUSTING BACK HEIGHT/ This Procedure Includes the Following: REPLACING BACK CANES Adjusting Seat Depth (FIGURE 2) Adjusting Back Height /Replacing Back Canes S 1. Remove the four (4) hex screws, washers and locknuts that secure the two (2) back canes to the E WARNING wheelchair frame. A After ANY adjustments, repair or service 2. Reposition the back canes to one (1) of five (5) pairs T and BEFORE use, make sure that all of height adjustment holes: attaching hardware is ti
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PROCEDURE 5 ELECTRONICS REPOSITIONING MKIV JOYSTICK This Procedure Includes the Following: (FIGURE 2) Preparing MKIV Joystick for Use Repositioning MKIV Joystick 1. Turn the lever on the adjustment lock to release the E adjustment lock from joystick mounting tube (tube). L 2. Remove the joystick from the wheelchair. E WARNING 3. Remove the three (3) hex screws that secure joystick C After ANY adjustments, repair or service mounting bracket (bracket), the threaded hole half T and BEFORE use, make
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WHEELS PROCEDURE 6 Installing This Procedure Includes the Following: NOTE: The keystock in the wheel hub MUST lineup with Replacing Pneumatic Tires/Tubes - the cutout in the gearbox drive shaft. Drive Wheels/Casters 1. Install new/existing drive wheel onto the motor drive Removing/Installing Drive Wheels shaft. Make sure the chamfered (angled in) side of W Replacing Casters the wheel hub is pointing away from the wheelchair. H Replacing Forks 2. Install washer onto motor drive shaft. E 3. Instal
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PROCEDURE 6 WHEELS 7. If one (1) of the tabs on the locking tab washer is NOT NOTE: Check bearing assemblies and replace if parallel with one (1) of the flats on the head of the hex necessary. screw (FIGURE 1), TIGHTEN the hex screw until the 7. Ensure that new fork slides completely into the closest flat and locking tab are parallel. caster head tube. NOTE: Tighten hex screw only. DO NOT loosen hex screw 8. Install nylon washer and secure with locknut. to make one of the tabs on the locking was
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BATTERIES PROCEDURE 7 NOTE: If there is battery acid in the bottom or on the sides This Procedure includes the following: of the battery box(es) or battery(ies), apply baking soda Installing/Removing Batteries into/From Battery Boxes to these areas to neutralize the battery acid. Before Connecting Battery Cables reinstalling the NEW or existing battery(ies), clean the baking soda from the battery box(es) or battery(ies). B NOTE: When securing battery lifting strap to battery, A WARNING observe p
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PROCEDURE 7 BATTERIES CONNECTING BATTERY CABLES CAUTION When connecting the battery cables to the WARNING battery(ies), the battery cable(s) MUST be NEVER allow any of your tools and/or connected to the battery terminal(s)/post(s) battery cable(s) to contact BOTH battery as shown in DETAIL “A” or DETAIL “B” of terminal(s)/post(s) at the same time. An FIGURE 3 (depending on battery type), B electrical short may occur and serious otherwise damage to the battery cable may A personal injury or damag
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BATTERIES PROCEDURE 7 DETAIL “A” DETAIL “B” DUAL 22NF BATTERIES DUAL U1 BATTERIES POSITIVE (+) Battery Terminal/Post 1/4-20 x 7/8-Inch Negative (-) Hex Flange Screw 1/4-20 x 7/8-Inch Battery Terminal/ POSITIVE (+) Red Hex Flange Screw B Post Battery Cable A T 1/4-20 Hex T Flange U1 Battery E Locknut R I E S 1/4-20 Hex Flange Locknut Positive (+) Battery NEGATIVE (-) 22NF Battery Terminal/Post Black Battery Cable NEGATIVE (-) Battery Terminal/Post CONNECT CONNECT BATTERY CABLE TO BATTERY BATTE
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PROCEDURE 7 BATTERIES Battery Clamp Method (FIGURES 4, 5 and 6). 2. Install battery clamp covers onto battery cables as follows (FIGURE 5): WARNING A. RED battery clamp cover onto RED battery cable. The battery clamp of the POSITIVE (+) B. BLACK battery clamp cover onto BLACK battery battery terminal/post MUST be mounted in cable. the position shown in FIGURE 5, otherwise B NOTE: Only one (1) battery cable and battery clamp cover the battery box top cannot be installed A are shown for clarity. B
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BATTERIES PROCEDURE 7 9. Install the battery box(es) into the wheelchair. Refer to 10. If necessary, charge the battery(ies). Refer to INSTALLING/REMOVING BATTERY BOX(ES) in the CHARGING BATTERIES in the PROCEDURE PROCEDURE 8 - FWD MODELS or PROCEDURE 8 - FWD MODELS or PROCEDURE 9 - RWD 9 - RWD MODELS of this manual. MODELS of this manual. NOTE: New Battery(ies) MUST be fully charged BEFORE using, otherwise the life of the battery(ies) will be reduced. B A CONNECTING BATTERY CABLE(S) TO BATTERY(
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PROCEDURE 8 FWD WHEELCHAIRS This Procedure Includes the Following: WARNING After ANY adjustments, repair or service and BE- Assembling Excel F FORE use, make sure all attaching hardware is Adjusting Flip-Up Removable Footboard W tightened securely - otherwise injury or damage Replacing Armrest Pads may result. D Replacing Armrest Plate W Replacing Seat Positioning Strap ASSEMBLING EXCEL H Replacing Captain's Seat E WARNING Repositioning MKIV Joystick - Captain's Seat E The weight of the wheelcha
