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Invacare Adjustable ASBA Seat, Service Manual

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Invacare Adjustable ASBA Seat Service Manual Download Page 57

SECTION 10—JUNIOR BACKS

Part No 1143238

57

Adjustable ASBA Seat

Adjusting the Back Height

NOTE:

 

For

 

this

 

procedure,

 

refer

 

to

 

FIGURE 10.2.

1. Remove

 

the

 

two

 

mounting

 

screws

 

and

 

locknuts

 

securing

 

the

 

push

 

handle

 

to

 

the

 

back

 

cane.

2. Align

 

the

 

push

 

handle

 

mounting

 

holes

 

with

 

the

 

desired

 

back

 

cane

 

mounting

 

holes.

3. Secure

 

the

 

push

 

handle

 

to

 

the

 

back

 

cane

 

using

 

the

 

two

 

mounting

 

screws

 

and

 

locknuts.

 

Torque

 

to

 

75

 

in

‐

lbs

 

±

 

20%.

FIGURE 10.2   

Adjusting the Back Height

Back Cane

Push Handle

Locknuts

Mounting 

Screws

Push Handle 

Mounting Holes

Back Cane 

Mounting Holes

Summary of Contents for Adjustable ASBA Seat

Page 1: ...his manual The procedures in this manual MUST be performed by a qualified technician For more information regarding Invacare products parts and services please visit www invacare com Adjustable ASBA S...

Page 2: ...RNING Invacare products are specifically designed and manufactured for use in conjunction with Invacare accessories Accessories designed by other manufacturers have not been tested by Invacare and are...

Page 3: ...ON 14 SECTION 4 SAFETY INSPECTION TROUBLESHOOTING 16 Safety Inspection Checklist 16 Troubleshooting 16 SECTION 5 CENTER MOUNT FOOTRESTS 17 Removing Installing the Manual Center Mount Footrest 18 Remov...

Page 4: ...Composite Articulating Footplate Heel Loop 31 Installing Removing Elevating Legrests 32 Installing 32 Removing 32 Raising Lowering Elevating Legrests and or Adjusting Calfpads 33 Raising Lowering Elev...

Page 5: ...lling the Contoura Back 48 Removing the Mounting Hardware from the Contoura Back 48 Installing the Mounting Hardware onto the Contoura Back 49 Adjusting the Back Width 50 Adjusting the Back Angle 50 A...

Page 6: ...ng 61 Adjusting the Seat Width 62 Adjusting the Seat Depth 65 Removing Installing Side Rails 66 Removing Side Rails 66 Installing Side Rails 67 SECTION 12 JUNIOR SEATS 68 Removing Installing the Seat...

Page 7: ...lchair 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...

Page 8: ...ircraft safety belts If signs of wear appear belt MUST be replaced immediately Wheelchairs should be examined during maintenance for signs of corrosion water exposure incontinence etc Electrical compo...

Page 9: ...elchair All Wheelchairs All Wheelchairs with TRRO Wheelchairs without TRRO Refer to Service Manual to reposition the seat otherwise serious personal injury and damage will result WARNING P N 1114823 R...

Page 10: ...e Height Desk and Full Length WHEELCHAIR UPHOLSTERY OPTIONS Nylon FRONT RIGGINGS Center Mount Swingaway Manually Elevating Power Elevating FOOTRESTS Telescoping Front Rigging Supports 2 inch and 4 inc...

Page 11: ...ntinent users and or are frequently exposed to water may require replacement of electrical components more frequently DO NOT overtighten hardware attaching to the frame This could cause damage to the...

Page 12: ...e 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 Weight L...

Page 13: ...SAFETY HANDLING OF WHEELCHAIRS Pinch Points WARNING TDX and TDX SP Wheelchairs Only Pinch points exist between the headtube cap and walking beam NOTE For this procedure refer to FIGURE 2 1 FIGURE 2 1...

Page 14: ...rotection 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...

Page 15: ...RELEASE OR POWERED WHEELCHAIR MOVEMENT WHICH COULD RESULT IN SERIOUS INJURY 1 Do not operate hand held transceivers transmitters receivers such as citizens band CB radios or turn ON personal communic...

Page 16: ...operly Adjustable height arms operate and lock securely Upholstery has no rips Armrest pad sits flush against arm tube Check that all labels are present and legible Replace if necessary Clean upholste...

Page 17: ...make sure all attaching hardware is tightened securely otherwise injury or damage may result Before performing any maintenance adjustments or service ALWAYS turn the wheelchair power off otherwise in...

Page 18: ...t frame Installing 1 Engage the release lever with one hand hold the center mount footrest with the other and insert the center mount footrest into the mounting bracket of the seat frame 2 Reinstall t...

Page 19: ...E For this procedure refer to FIGURE 5 2 1 Remove the two mounting screws that secure the footrest extension tube to the extension tube housing 2 Adjust the footrest extension tube to the desired heig...

Page 20: ...t NOTE For this procedure refer to FIGURE 5 3 1 Remove the two mounting screws that secure the button head cleat to the extension housing 2 Adjust the footrest extension tube to the desired height 3 S...

Page 21: ...age may result NOTE For this procedure refer to FIGURE 5 1 and FIGURE 5 4 1 Engage the release lever with one hand not shown and move the center mount footrest to the desired angle with the other hand...

Page 22: ...e in the desired position 3 Repeat STEPS 1 and 2 for the other footplate FIGURE 5 5 Adjusting the Footplate Angle Chairs built before 12 01 2008 Chairs built after 12 01 2008 NOTE For this procedure r...

Page 23: ...er footplate Chairs built after 12 01 2008 NOTE For this procedure refer to FIGURE 5 8 NOTE The tension can be adjusted to increase or decrease the rotation effort of the flip up footplates 1 Loosen t...

Page 24: ...6 1 1 Turn the footrest to the side open footplate is perpendicular to wheelchair 2 Install the hinge plates on the footrest onto the hinge pins on the wheelchair frame 3 Push the footrest towards the...

Page 25: ...o Adjusting the Footrest Height on page 25 Adjusting the Footrest Height WARNING Minimum ground clearance for the footrest is three inches otherwise personal injury or damage may result PH904A and PHA...

Page 26: ...st s onto the wheelchair Refer to Installing Removing Footrests on page 24 8 Reinstall any accessory onto the footrest s FIGURE 6 4 Adjusting the Footrest Height 70 and PW93 70 Taper NOTE For this pro...

Page 27: ...e phillips bolt spacer and locknut that secure the heel loop to the lower footrest 5 Slide the heel loop off the lower footrest 6 Replace heel loop 7 Reverse STEPS 1 6 to reassemble NOTE When securing...

Page 28: ...e the two cap screws spacers and threaded blocks securing the telescoping front tube to the side rail 2 Perform one of the following Slide existing telescoping front rigging support to one of six dept...

Page 29: ...te the footplates easily NOTE If footplate s motion is too tight loosen the mounting screw and locknut approximately turn counterclockwise NOTE If the footplate s motion is too loose tighten mounting...

Page 30: ...OT remove the two flat screws washer and locknuts that secure the footplate to the footplate hinge FIGURE 6 10 2 Position the footplate to the necessary angle to accommodate the user FIGURE 6 11 3 Ret...

Page 31: ...lower half of the footrest to the swingaway footrest assembly 2 Remove the lower footrest assembly 3 Remove the mounting screw spacer and locknut that secure the heel loop to the footrest 4 Slide hee...

Page 32: ...ir when locked in place 4 Repeat STEPS 1 3 for the opposite legrest 5 After the user is seated in wheelchair adjust footplate to correct height by loosening nut and sliding the lower footrest assembly...

Page 33: ...d Adjusting Calfpads 1 Turn the calfpad towards the outside of the wheelchair 2 Slide the calfpad up or down until the desired position is obtained FIGURE 6 15 Raising Lowering Elevating Legrests and...

Page 34: ...l injury may occur CAUTION NEVER allow items to become trapped between the legrest assemblies otherwise damage to the power legrests may occur Ensure that all parts of both power legrests are clear of...

Page 35: ...wer Elevating Legrests Adjusting the Power Elevating Legrests Adjusting the Footplate WARNING DO NOT remove heel loops without providing some other adequate means of support Otherwise personal injury...

Page 36: ...e Footplate Depth NOTE For this procedure refer to FIGURE 7 3 1 Remove the two flat head screws and the two barrel nuts that secure the footplate to the footplate clamp 2 Reposition the footplate on t...

Page 37: ...ired angle is achieved Detail B 3 Securely tighten footplate to footplate clamp and hinge pivot with the two flat head screws and barrel nuts 4 Repeat STEPS 1 3 for opposite side if necessary 5 For ad...

Page 38: ...1 Loosen but DO NOT remove hex screws 2 Slide calf pad assembly up and out of the channel 3 Remove the flat head socket screw and locking hex nut that secure the calf bracket to the depth adjustment...

Page 39: ...hannel to desired position 3 Holding the calf pad assembly in position tightly secure the hex screws to the T nuts 4 Repeat STEPS 1 3 for opposite side if necessary FIGURE 7 7 Adjusting the Calf Pad H...

Page 40: ...er securing the front of the rear arm socket to the seat frame B Install the rear harness wire bracket onto the front mounting hole on the rear arm socket using the hex screw NOTE The hex screw will i...

Page 41: ...r not shown from the TRECM or DLIAM connector not shown 3 Remove the long shoulder screw flat washer washer and locknut securing the top of the power elevating legrest actuator to the power legrest br...

Page 42: ...r washer and locknut NOTE The shoulder screw should be on the inside of the legrest and the locknut should be toward the outside of the legrest 4 Connect the actuator connector not shown to the TRECM...

Page 43: ...ition 2 Slide the flip back armrest into the arm sockets on the seat frame 3 Install the quick release pin through the rear arm socket and flip back armrest 4 Lock the flip back armrest by pressing th...

Page 44: ...t STEPS 1 3 for opposite flip back armrest if necessary FIGURE 8 2 Adjusting Flip Back Armrests Positioning Flip Back Armrests for Use 1 Make sure the flip back armrest release lever is in the up hori...

Page 45: ...ntilever arm to the back cane mounting bracket with a socket head cap screw 5 Adjust the angle of the cantilever arm to accommodate the user Install the socket head cap screw through the slot in the c...

Page 46: ...acket to the back cane Repeat to loosen the opposite back cane mounting bracket 3 Adjust the position of mounting brackets and spreader bar up or down the back cane to desired height 4 Tighten the scr...

Page 47: ...e arm angle up turn the adjustment screw counterclockwise 2 Repeat STEP 1 to adjust the other cantilever arm as necessary FIGURE 8 5 Adjusting the Angle of the Cantilever Arms Installing Removing the...

Page 48: ...nd rear mounting brackets 4 Remove the Contoura back and hardware from the back canes Installing the Contoura Back 1 Position the front mounting brackets against the back canes 2 Secure the lower fron...

Page 49: ...o socket screws and locknuts will be tightened when the Contoura back is installed onto the back canes 3 Install the Contoura back Refer to Installing the Contoura Back on page 48 FIGURE 9 1 Removing...

Page 50: ...ay only be transported in a motor vehicle while unoccupied and will be considered TRBKTS NOTE For this procedure refer to FIGURE 9 2 1 Loosen but DO NOT remove the two lower hex screws securing the ca...

Page 51: ...proper installation note the mounting position of the upper hex screw securing the cane bracket to the back cane 4 Remove the upper hex screw washer and locknut securing the cane bracket to the back...

Page 52: ...on page 53 NOTE This procedure only applies to systems without Contoura backs that omit upholstery Removing 1 Remove the two mounting screws and locknuts securing the spreader bar to the back canes 2...

Page 53: ...ly applies to systems without Contoura backs that omit upholstery 1 Remove spreader bar Refer to Removing Installing the Spreader Bar on page 52 2 Remove the two screws four coved spacers and two lock...

Page 54: ...th Coved Spacer Handle Handle Handle Mounting Hole Handle Mounting Hole Locknuts Coved Spacer Coved Spacer Coved Spacer Screws Tube DETAIL A TUBE MOUNTING HOLES 16 to 20 inch Tube 20 to 24 inch Tube 1...

Page 55: ...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...

Page 56: ...0 1 Adjusting the Back Angle Back Cane Locknut Washer Coved Washer Washer Mounting Screws TRRO Back Cane Bracket Insert Mounting Holes DETAIL A BACK ANGLE MOUNTING HOLES NOTE These washers are only pr...

Page 57: ...cknuts securing the push handle to the back cane 2 Align the push handle mounting holes with the desired back cane mounting holes 3 Secure the push handle to the back cane using the two mounting screw...

Page 58: ...k cane brackets 3 Repeat STEPS 1 2 for the opposite side Installing 1 Position the insert in the bottom of the back cane 2 Rotate the insert until the mounting holes align with the back cane mounting...

Page 59: ...back canes 3 Remove the spreader bar from the back canes Installing 1 Position the spreader bar against the back canes 2 Ensure the ends of the spreader bar are flush with the back canes 3 Loosely in...

Page 60: ...r out to the desired mounting position Detail A 4 Secure the spreader bar connectors to the tube using the two mounting screws four coved spacers and two locknuts Torque to 75 in lbs 20 5 Install the...

Page 61: ...air power off otherwise injury or damage may result Removing Installing the Seat Pan NOTE For this procedure refer to FIGURE 11 1 Removing 1 Remove the seat cushion 2 Remove the two socket screws secu...

Page 62: ...e 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 Beyond the Range Perform the foll...

Page 63: ...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 52 Seat Width Mounting Holes FRAME SIZE SEAT WIDTH SIDE RA...

Page 64: ...ting the Seat Width Side Rail Crossbar Crossbar Mounting Holes Seat Frame Hex Screw Coved Washer Seat Frame Mounting Hole NOTE Seat pan back and arms removed for clarity Crossbars Mounting Hole Side R...

Page 65: ...e side rails 5 Use the following Seat Depth Adjustment Table to determine the distance required to obtain the desired seat depth NOTE Distance is between the rear of the rear arm socket and the rear o...

Page 66: ...rs 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 sid...

Page 67: ...e rails 4 Slide front arm sockets with T nuts into the slots in the side rails 5 Use a rubber mallet to tap the two roll pins into the side rails 6 Adjust the seat depth Refer to Adjusting the Seat De...

Page 68: ...tion of one back cane bracket for reinstallation B Remove the two hex screws washer pin and two locknuts securing one back cane bracket to the top of the side rail C Remove the hex screw securing the...

Page 69: ...ts Torque to 75 in lbs 20 C Secure the side of the back cane bracket to the slot in the side rail using the hex screw Torque to 156 in lbs 20 D Tighten the two hex screws on the remaining back cane br...

Page 70: ...ew for Seat Pan Seat Pan Mounting Screw and Washer for Side of Back Cane Bracket Mounting Screw and Washer for Side of Back Cane Bracket Locknut Locknut Locknut and Washer Locknut and Pin Side Rail NO...

Page 71: ...s for Seat Pan Seat Pan Mounting Screw and Washer for Side of Back Cane Bracket Mounting Screw and Washer for Side of Back Cane Bracket Locknut Locknuts Locknut and Washer Locknut and Pin Side Rail NO...

Page 72: ...ing each crossbar to the seat frame 3 Pull push the side rails Detail B to the desired width shown in the following table 4 Align the cross bar mounting holes with the seat frame mounting holes 5 Secu...

Page 73: ...h Crossbar Side Rail Hex Screw and Coved Washer Hex Screw and Coved Washer Seat Frame Crossbar Mounting Holes Crossbar Side Rail Hex Screw and Coved Washer Hex Screw and Coved Washer Seat Frame Crossb...

Page 74: ...ten the two hex screws and washers securing the back cane brackets to the slots in the side rails Torque to 156 in lbs 20 8 Use the following Rear Arm Socket Adjustment Table to determine the proper p...

Page 75: ...knut and Washer Locknut and Pin Side Rail NOTE Side rail does not need to be removed for this procedure Back Cane Bracket Seat Frame Mounting Screws for Back Cane Bracket Back Cane Bracket NOTE Seat p...

Page 76: ...ation 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...

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