Owner's Operator And Maintenance Manual
TM TM
Infinity LoBack Support
DEALER:THIS MANUAL MUST BE GIVENTOTHE USER
OFTHE WHEELCHAIR.
USER: BEFORE USINGTHISWHEELCHAIR, READTHIS
MANUAL AND SAVE FOR FUTURE REFERENCE.
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SAFETY SUMMARY
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SAFETY SUMMARY
NOTE: Check all parts for shipping damage. In case of damage, DO NOT use. Contact your Dealer for further instruction.
INSTALLATION WARNINGS
Sta bilize from the ground up. A sta ble ba se , pe lvis a nd footre sts a re re quire me nts for a ny torso
positioning syste m.
For prope r insta lla tion of the Infinity LoBa c k a nd to re duc e the risk of pre ssure sore s, the a djust-
me nt proc e dure s in this ma nua l MUST be pe rforme d in the following orde r:
S
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1. Adjusting the Mounting Ha rdwa re / He ight
2. Adjusting the De pth Ha rdwa re
3. Adjusting the Angle
4. Adjusting the La te ra l Supports
Ensure the c a ne c la mps tha t se c ure the Infinity LoBa c k to the whe e lc ha ir a re prope rly se c ure d to
the whe e lc ha ir BEFORE using. Othe rwise , c ha nge s in se a t de pth will oc c ur, ma king the whe e l-
c ha ir le ss sta ble .
Afte r ANY a djustme nts, re pa ir or se rvic e a nd BEFORE use , ma ke sure a ll a tta c hing ha rdwa re is tight-
e ne d se c ure ly - othe rwise injury or da ma ge ma y oc c ur.
STABILITY WARNINGS
The se a t he ight, se a t de pth, ba c k he ight, tilt a ngle , ba c k a ngle , pivot point of se a t fra me , se a ting
syste m, c a ste r position, size a nd position of the re a r whe e ls, whe e l loc ks, a nti-tippe rs, loc king c ol-
la r a s we ll a s the use r c ondition dire c tly re la te to the sta bility of the whe e lc ha ir. Any c ha nge to
one (1) or a ny c ombina tion of the fourte e n (14) ma y c a use the whe e lc ha ir to de c re a se in sta bil-
ity. Use EXTREME c a ution whe n using a ne w se a ting position.
Seat Height
Back Height
Seat Depth
Back Angle
Seating System
Tilt Angle
Seat Frame Pivot Point
Caster Position
Rear Wheel Size
Rear Wheel Position
User Condition
Seat Dump
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
Locking Collar
G
NOTE: When changes to the left hand column occur, follow across the chart and refer to the GGprocedure to
maintain the proper stability, safety and handling of the wheelchair.
NOTE: Additional adjustments may be needed according to the wheelchair type. Refer to the wheelchair
owner's manual for these procedures.
3
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SAFETY SUMMARY
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SAFETY SUMMARY
STABILITY WARNINGS (CONTINUED)
ALWAYS ma ke sure whe e lc ha ir is sta ble BEFORE re c lining the ba c k syste m. Re a r whe e ls ma y ha ve
to be re positione d re a rwa rd de pe nding on the de gre e of re c line . ALWAYS e nsure sta bility BEFORE
using ma ximum a mount of re c line . TEST whe e lc ha ir BEFORE it is oc c upie d by e nd use r to e nsure
sta bility.
To ma inta in the sta bility of the whe e lc ha ir whe n moving the re a r whe e ls to ANY forwa rd position,
the a mount of re c line MUST be limite d to pre ve nt the whe e lc ha ir from tipping onto the a nti-
tippe rs.
S
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M
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The ne c e ssa ry ba c k a ngle MUST be se le c te d BEFORE re positioning re a r whe e ls forwa rd.
AS REGARDS RESTRAINTS - SEAT POSITIONING STRAPS - IT IS THE OBLIGATION OF THE DME DEALER,
THERAPISTS AND OTHER HEALTH CARE PROFESSIONALS TO DETERMINE IF A SEAT POSITIONING STRAP
IS REQUIRED TO ENSURE THE SAFE OPERATION OF THIS EQUIPMENT BY THE USER. SERIOUS INJURY
CAN OCCUR IN THE EVENT OF A FALL FROM A WHEELCHAIR.
SEATING PRESSURE WARNING
Skin c ondition should be c he c ke d ve ry fre que ntly a fte r the insta lla tion a nd use of a ny ne w se a t-
ing syste m.
GENERAL WARNINGS
Ca re should be ta ke n to pre ve nt the hook a nd loop fa ste ne rs from be c oming we t. Prolonge d
c onta c t with moisture ma y re duc e the hold of the hook a nd loop fa stne rs.
4
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IMPORTANT INFORMATION/INSTALLATION/ADJUSTMENT OVERVIEW
IMPORTANT INFORMATION
Thebestwaytoavoidproblemsrelatedtopressuresores All cushions should be selected carefully. Working with
is to understand their causes and your role in a skin man- your therapist, physician and equipment supplier is the
I
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M
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agement program.
best way to assure that a cushion choice matches your
individual needs.
Your therapist and physician should be consulted if you
have any questions regarding weight relief, self-exami- As the needs of the client become more complex, the
nation of skin, or individual limitations and needs.
cushion evaluation becomes more important.
INSTALLATION/ ADJ USTMENT OVERVIEW
O
N
INSTALLATION/ ADJ USTMENT OVERVIEW (FIGURE 1)
WARNING
For proper insta lla tion of the Infinity LoBa ck a nd to re duc e the risk of pressure sores, the a djustment
procedures in this ma nua l MUST be performed in the following order:
3. Adjusting the Angle
4. Adjusting the La te ra l Supports
1. Adjusting the Mounting Ha rdwa re / He ight
2. Adjusting the De pth Ha rdwa re
Follow the steps below in order. Refer to the procedure below each step.
STEP 8
STEP 2
STEP 3
Adjust the lateral supports.
Install/remove the lateral
Install the back cushion. Refer
to INSTALLING/REMOVING
THE BACK CUSHION in
PROCEDURE 2
Refer to ADJUSTING THE
supports. Refer to INSTALLING/
LATERAL SUPPORTS in
REMOVING THE
PROCEDURE 4 of this
LATERAL SUPPORTS in
manual.
PROCEDURE 2 of this manual.
of this manual.
STEP 4
Install the Infinity LoBack.
Refer to INSTALLING/
REMOVING THE INFIN-
ITY LOBACK in PROCE-
DURE 3 of this manual.
STEP 7
Adjust the angle.
Refer to ADJUST-
ING ANGLE in
PROCEDURE 4 of
this manual.
O
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STEP 6
STEP 1
Adjust the depth of the Infinity
LoBack. Refer to ADJUSTING
THE DEPTH HARDWARE in
PROCEDURE 4 of this manual.
E
W
Install the cane
clamps onto the
wheelchair. Refer to
INSTALLING/
REMOVING CANE
STEP 5
CLAMPS in PRO-
Adjust the height of the Infinity
CEDURE 1 of this
LoBack. Refer to ADJUSTING
manual.
THE MOUNTING HARDWARE/
HEIGHT in PROCEDURE 4 of
this manual.
FIGURE 1 - INSTALLATION/ADJUSTMENT OVERVIEW
5
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PROCEDURE 1
PREPARING WHEELCHAIR
Rem oving Cane Clam ps
P
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This Procedure includes the following:
Installing/Removing Cane Clamps
1. Remove the Infinity LoBack from the wheelchair.
Refer to REMOVING THE INFINITY LOBACK in
PROCEDURE 3 of this manual.
INSTALLING/ REMOVING CANE
CLAMPS (FIGURE 1)
2. Loosen, but do not remove the two (2) mounting
screws on the two (2) cane clamps.
N
G
3. Remove the two (2) cane clamps from the two (2)
back canes of the wheelchair.
WARNING
W
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E
L
C
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I
Afte r ANY a djustme nts, re pa ir or se rvic e a nd
BEFORE use , ma ke sure tha t a ll a tta c hing ha rd-
wa re is tighte ne d se c ure ly - othe rwise injury or
da ma ge ma y re sult.
Cane Clamp
NOTE: Refer to the INSTALLATION AND STABILITY
WARNINGS in the SAFETY SUMMARY of this manual.
R
Installing Cane Clam ps
Mounting Screw
(Faces TOWARD
the REAR of the
Wheelchair)
NOTE: The final mounting positions of the cane clamps
will be determined by the adjustments made to the Infin-
ity LoBack to fit the wheelchair and user.
1. Remove the existing back upholstery. Refer to the
wheelchair Owner's Manual.
2. Hold the Infinity LoBack up to the back canes at the
desired mounting height.
3. Visually inspect the location of the clamps on the In-
finity LoBack to determine the proper positions for
each cane clamp.
4. Loosen, but do not remove the mounting screw on
one (1) of the cane clamps.
5. Position the cane clamp on one (1) back cane, mak-
ing sure that the HEAD of the mounting screw faces
TOWARD theREARofthewheelchair. Handtighten
ONLY.
Back Cane
NOTE: It is NOT necessary to tighten the two (2) mount-
ing screws on the two (2) cane clamps at this time. The
two (2) cane clamps will be adjusted AFTER the Infinity
LoBack has been installed on the wheelchair and the
user has been evaluated.
6. Repeat STEPS 5-6 to install the other cane clamp on
the opposite back cane.
FIGURE 1 - INSTALLING/REMOVING CANE
CLAMPS
NOTE: Make sure that the two (2) cane clamps are in the
positiondetermined in STEP 3 AND that the two (2) cane
clamps are in the same position on each back cane by
measuringthedistancefromthebottomofeachbackcane
to the bottom of each cane clamp.
6
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PREPARING THE INFINITY LOBACK FOR INSTALLATION
PROCEDURE 2
Rem oving
P
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E
P
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This Procedure includes the following:
1. Remove the back cushion from the back panel. Refer
to INSTALLING/REMOVING CUSHIONS in this pro-
cedure of the manual.
Installing/Removing the Lateral Supports
Installing/Removing the Back Cushion
Installing/Removing the Lower Flap
2. Remove the (2) mounting screws and washers se-
curing the lateral support to the back panel.
N
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INSTALLING/ REMOVING THE
LATERAL SUPPORTS (FIGURE 1)
3. Remove the lateral support.
T
H
E
4. Repeat STEPS 2-3 for the remaining lateral supports,
if necessary.
WARNING
Afte r ANY a djustme nts, re pa ir or se rvic e a nd
BEFORE use , ma ke sure tha t a ll a tta c hing ha rd-
wa re is tighte ne d se c ure ly - othe rwise injury or
da ma ge ma y re sult.
DETAIL “A”
L
O
B
A
C
K
Lateral
Upper
Support
Mounting
Holes
NOTE: Refer to the INSTALLATION AND STABILITY
WARNINGS in the SAFETY SUMMARY of this manual.
Installing
Middle
Mounting
Holes
NOTE: The final mounting positions of the lateral sup-
ports will be determined by the adjustments made to the
Infinity LoBack to fit the wheelchair and user.
Lower
Mounting
Holes
1. Remove the back cushion from the back panel. Re-
fer to INSTALLING/REMOVING THE BACK CUSH-
ION in this procedure of the manual.
F
O
R
NOTE: The lateral supports can be adjusted to three (3)
different height positions (DETAIL “A”).
2. Align the upper, middle or lower mounting holes in
the lateral support with the toothed adjustment slots
in the back panel (DETAIL “A”).
I
Toothed
Adjustment
N
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L
L
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Lateral
Support
Slot
NOTE: The grooves next to the mounting holes in the
lateral supports are provided to ensure that opposite lat-
eralsupportsareinstalledusingtheSAMEmountingholes
(FIGURE 1). To ensure that this occurs, install one (1)
lateral support at the desired height and look through the
toothedadjustmentslottoseewhichmountingholeshave
been used. Then, install the opposite lateral support us-
ing the SAME mounting holes.
O
N
Grooves
3. Install the two (2) mounting screws and washers that
secure the lateral support to the back panel. Hand
tighten ONLY.
Mounting
Screws
NOTE:ItisNOTnecessarytotightenthemountingscrews
on the lateral support at this time. The lateral supports will
be adjusted AFTER the Infinity LoBack has been installed
on the wheelchair and the user has been evaluated.
Back Panel
FIGURE 1 - INSTALLING/REMOVING THE
LATERAL SUPPORTS
4. Repeat STEPS 2-3 to install the OPPOSITE lateral
support.
5. Reinstall the back cushion onto the back panel. Re-
fer to INSTALLING/REMOVING THE BACK CUSH-
ION in this procedure of the manual.
7
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PROCEDURE 2
PREPARING THE INFINITY LOBACK FOR INSTALLATION
INSTALLING/ REMOVING THE BACK
CUSHION (FIGURE 2)
P
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E
P
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2. Align the hook and loop fasteners on the BACK of the
cushion with the hook and loop fasteners on the
FRONT of the back panel (DETAIL “A”).
NOTE: Refer to the INSTALLATION AND STABILITY
WARNINGS in the SAFETY SUMMARY of this manual.
NOTE:Makesurethecushioniscenteredonthebackpanel.
3. Makesurethehookandloopfastenersmeetbyfirmly
pushing the cushion and back panel together. (DE-
TAIL “A”).
N
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CAUTION
The c ushion c ove rs a re de signe d to prote c t the
foa m a g a inst m oisture a nd to p rovid e fire
re ta rde nc y. DO NOT use the ba c k without the
c ove rs. If the c ove rs a re torn, the y MUST be re -
pla c e d imme dia te ly.
T
H
E
4. Graspthefoldinghookandloopfasteneronthecush-
ion and fold them over the TOP of the back panel,
making sure they meet the hook and loop fastener
on the BACK of the back panel (DETAIL “A”).
L
O
B
A
C
K
5. Grasp the fixed flap AND the modesty flap and fold
them so they cover the BACK of the back panel.
NOTE: Invacare recommends the use of a fire retardent
cushion with the Infinity LoBack.
6. Align the two (2) hook and loop fasteners at the TOP
of the modesty flap with the two (2) hook and loop
fastenersattheBOTTOMofthecushion(DETAIL“B”).
Installing
1. Lift up on the modesty flap AND the fixed flap that
covers the BACK of the cushion, and fold them so
they hang over the FRONT of the cushion.
NOTE: Modesty flap and fixed flap not shown in DETAIL “A” and DETAIL “B” for clarity.
DETAIL “A”
DETAIL “B”
NOTE:Frontofbackpanel/hookandloopfastener(STEP
2-3) not shown for clarity.
Hook and
Loop
Fastener
F
O
R
Folding Hook
and Loop
I
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S
T
A
L
L
A
T
I
Fasteners
Top of
Back
Panel
Bottom of
Cushion
NOTE: Modesty flap
and fixed flap should
hang on front side of
the cushion during
installation/removal.
Hook and
Loop
Fasteners
op of
T
Hook and
Loop
Fastener
Modesty Flap
O
N
TOP VIEW
Bottom of Cushion
Back of
Cushion
Top of
Back Panel
Hook and
Loop
Fasteners
Top of
Modesty
Flap
Hook and
Loop
Fastener
Hook and
Loop
Fasteners
Back of
Back Panel
FIGURE 2 - INSTALLING/REMOVING THE BACK CUSHIONS
8
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PREPARING THE INFINITY LOBACK FOR INSTALLATION
PROCEDURE 2
2. Grasp the modesty flap and pull DOWN to release
the hook and loop fasteners at the TOP of the REAR
side of the modesty flap from the hook and loop fas-
teners at the BOTTOM of the FRONT side of the
fixed flap (DETAIL “A”).
7. Makesurethehookandloopfastenersmeetbyfirmly
pushing the TOP of the modesty flap and the BOT-
TOM of the cushion together.
P
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P
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Rem oving
3. Remove the modesty flap.
N
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1. Grasp the modesty flap AND the fixed flap.
2. Pull UP to release the two (2) hook and loop fasten-
ers on the TOP of the modesty flap from the two (2)
hookandloopfastenersontheBOTTOMofthecush-
ion (DETAIL “B”).
DETAIL “A”
T
H
E
NOTE: The hook and loop fasteners on the front side of
the fixed flap are not shown for clarity.
L
O
B
A
C
K
2. Fold the modesty flap AND the fixed flap over the
FRONT of the cushion.
Hook and Loop
Fasteners
3. Grasp the two (2) folding hook and loop fasteners on
the cushion and pull UP to release them from the two
(2) hook and loop fasteners on the BACK of the back
panel (DETAIL “A”).
Bottom of
Fixed Flap
4. Grasp the cushion and pull it away from the back
panel to release the remaining hook and loop fasten-
ers on the cushion and back panel (DETAIL “A”).
5. Remove the cushion.
Top of Modesty Flap
Rear Side
INSTALLING/ REMOVING THE
MODESTY FLAP (FIGURE 3)
F
O
R
NOTE: Refer to the INSTALLATION AND STABILITY
WARNINGS in the SAFETY SUMMARY of this manual.
I
Installing
N
S
T
A
L
L
A
T
I
DETAIL “B”
1. Align the hook and loop fasteners at the TOP of the
REAR side of modesty flap with the hook and loop
fasteners at the BOTTOM of the FRONT side of the
fixed flap (DETAIL ”A”).
Folding Hook and
Loop Fasteners
2. Makesurethehookandloopfastenersmeetbyfirmly
pushing the TOP of the modesty flap and the BOT-
TOM of the fixed flap together (DETAIL “A”).
O
N
3. Align the two (2) hook and loop fasteners at the TOP
of the FRONT side of the modesty flap with the two
(2) folding hook and loop fasteners at the BOTTOM
of the REAR side of the cushion (DETAIL “B”).
Bottom Of
Cushion
4. Makesurethehookandloopfastenersmeetbyfirmly
pushing the TOP of the modesty flap and the BOT-
TOM of the cushion together, making sure the hook
and loop fasteners meet (DETAIL ”B”).
Top of
Modesty
Flap
Rem oving
1. Grasp the two (2) hook and loop fasteners at the
TOP of the FRONT side of the modesty flap and pull
UP to release them from the two (2) hook and loop
fastener at the BOTTOM of the REAR side of the
cushion (DETAIL “B”).
Hook And Loop Fasteners
FIGURE 3 - INSTALLING/REMOVING THE
MODESTY FLAP
9
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PROCEDURE 3
INSTALLING/REMOVING THE INFINITY LOBACK
A. ADJUSTING THE MOUNTING HARDWARE/
HEIGHT
B. ADJUSTING THE DEPTH HARDWARE
C. ADJUSTING THE ANGLE
I
This Procedure includes the following:
Installing/Removing the Infinity LoBack
N
S
T
A
L
L
I
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G
/
R
E
M
O
V
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D. ADJUSTING THE LATERAL SUPPORTS
INSTALLING/ REMOVING THE
INFINITY LOBACK (FIGURE 1)
NOTE: Perform the above procedures in the order listed.
11. Inspect all mounting screws to ensure ALL hardware
has been tightened securely. Torque to 45-50 in./lbs.
WARNING
Afte r ANY a djustme nts, re pa ir or se rvic e a nd
BEFORE use , ma ke sure tha t a ll a tta c hing ha rd-
wa re is tighte ne d se c ure ly - othe rwise injury or
da ma ge ma y re sult.
13. Ifnecessary,repeatSTEPS8-11untiltheuseriscom-
fortable.
Rem oving the Infinity LoBack
NOTE: Refer to the INSTALLATION AND STABILITY
WARNINGS in the SAFETY SUMMARY of this manual.
N
G
1. Grasp the handle of one (1) of the locking pins and
push it BACK to release the lock, and then pull it UP-
WARD until the handle is parallel with the rest of the
locking pin.
Installing the Infinity LoBack
1. Ensurethetwo(2)caneclampsareproperlyinstalled
onto the wheelchair frame. Refer to INSTALLING/
REMOVING CANE CLAMPS in PROCEDURE 1 of
this manual.
2. Repeat STEP 5 for the opposite locking pin.
3. Grasp the Infinity Loback from the bottom and pull
upward to release it from the mounting pins on the
two (2) cane clamps.
2. If necessary, adjust the Infinity LoBack to fit on the
back canes. Refer to ADJUSTING THE INFINITY
LOBACK in PROCEDURE 4 of this manual.
4. Remove the Infinity LoBack.
DETAIL “A”
3. Alignthemountingholesinthetwo(2)InfinityLoBack
mounting clamps with the locking pins on the two (2)
cane clamps (FIGURE 1).
Handle
Pull Handle
Forward to
Engage Lock
4. Lower the Infinity LoBack onto the wheelchair back
canes, making sure the locking pins on the two (2)
cane clamps pass through the mounting holes in the
two (2) mounting clamps of the Infinity LoBack.
T
H
E
Locks to
Form A
L
O
B
A
C
K
5. Firmly grasp the handle of the locking pin and bend it
DOWN until it forms a 90o angle with the rest of the
locking pin, then push it FORWARD to fully engage
the lock. (DETAIL “A”).
90o Angle
Locking
Pin
Infinity LoBack
NOTE: The locking pin is fully engaged when the handle
of the locking pin bends down to form a 90° angle with the
rest of the of the locking pin.
Mounting
Clamp
6. Repeat STEP 5 for the opposite locking pin.
7. Ensure all cushions and lateral supports have been in-
stalled. Refer to PREPARING THE INFINITY BACK
FOR INSTALLATION in PROCEDURE 2 of this
manual.
8. Position the user into the wheelchair to determine
which adjustments need to be made to properly fit
the Infinity LoBack. Refer to the wheelchair owner’s
manual.
Mounting Hole
Locking Pin
9. Remove the user from the wheelchair. Refer to the
wheelchair owner’s manual.
Cane Clamp
10. Perform the following procedures to adjust the Infin-
ity LoBack to fit the user if necessary. Refer to AD-
JUSTINGTHEINFINITYLOBACKinPROCEDURE
4 of this manual.
Back Cane
FIGURE 1 - INSTALLING/REMOVING THE INFINITY
LOBACK
10
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ADJUSTING THE INFINITY LOBACK
PROCEDURE 4
6. Torque the mounting screw to 45-50 in./lbs.
A
D
J
U
S
T
I
This Procedure includes the following:
Adjusting the Height
7. Repeat STEPS 2-6 for the opposite cane clamp.
NOTE: Make sure that the two (2) cane clamps are in the
same position on each back cane by measuring the dis-
tance from the bottom of each back cane to the bottom of
each cane clamp.
Adjusting the Depth Hardware
Adjusting the Angle
N
G
Adjusting the Lateral Supports
9. ReinstalltheInfinityLoBackontothewheelchair. Refer
to INSTALLING/REMOVING THE INFINITY
LOBACK in PROCEDURE 3 of this manual,
WARNING
T
H
E
For prope r insta lla tion of the Infinity LoBa c k a nd
to re duc e the risk of pre ssure sore s, the a djust-
me nt proc e dure s be low MUST be pe rforme d in
the following orde r:
L
O
B
A
C
K
1.
2.
3.
4.
Adjusting the Mounting Ha rdwa re / He ight
Adjusting the De pth Ha rdwa re
Adjusting the Angle
Cane
Clamp
Adjusting the La te ra l Supports
NOTE: After performing each procedure, place the user
in the wheelchair and inspect to ensure the correct ad-
justments have been made for user comfort. If neces-
sary, repeat the procedure until the user is comfortable.
Move Up
Or Down
ADJ USTING THE MOUNTING
HARDWARE/ HEIGHT (FIGURE 1)
NOTE: Refer to the INSTALLATION AND STABILITY
WARNINGS in the SAFETY SUMMARY of this manual.
Mounting
Screw
1. RemovetheInfinityLoBackfromthewheelchair.Refer
to INSTALLING/REMOVING THE INFINITY
LOBACK in PROCEDURE 3 of this manual,
2. Loosen the mounting screw on the cane clamp.
FIGURE 1 - ADJUSTING THE MOUNTING
HARDWARE/ HEIGHT
3. Move the cane clamp up or down until the desired
position is acheived.
4. Loosen the two (2) mounting screws on the two (2)
cane clamps.
ADJ USTING THE DEPTH
HARDWARE
5. Perform one (1) of the following to achieve the de-
sired depth:
NOTE: Refer to the INSTALLATION AND STABILITY
WARNINGS in the SAFETY SUMMARY of this manual.
A. To INCREASE depth, rotate the two (2) cane
clamps so that the locking pins are facing the
REAR of the wheelchair.
NOTE: The depth of the Infinity LoBack can be adjusted by
maneuveringthecaneclampsAND/OR bypivoting thead-
justment brackets.
B. To DECREASE depth, rotate the two (2) cane
clamps so that the locking pins are facing the
FRONT of the wheelchair.
Adjusting the Cane Clam ps (Figure 2)
NOTE: By rotating the locking pins on the cane clamps
towardthefrontorrearofthewheelchair, numerousdepth
positions can be achieved.
1. RemovetheInfinityLoBackfromthewheelchair.Refer
to INSTALLING/REMOVING THE INFINITY
LOBACK in PROCEDURE 3 of this manual,
2. Hold the Infinity LoBack up to the wheelchair.
6. Torque the two (2) mounting screws on the two (2)
cane clamps to 45-50 in./lbs.
3. Visually inspect the Infinity LoBack and the wheel-
chair to determine the desired depth.
11
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PROCEDURE 4
ADJUSTING THE INFINITY LOBACK
7. ReinstalltheInfinityLoBackontothewheelchair. Refer
to INSTALLING/REMOVING THE INFINITY
LOBACK in PROCEDURE 3 of this manual.
NOTE: When loosening the mounting screws/nuts, it is
necessary to firmly hold the nuts in place while turning
the mounting screws.
A
D
J
U
S
T
I
5. Perform one (1) of the following to achieve the de-
sired depth:
Locking Pin
N
G
A. To INCREASE depth, pivot the two (2) adjust-
ment brackets so that the mounting screws and
nuts are facing the REAR of the chair.
Mounting
Screws
Cane Clamps
T
H
E
B. To DECREASE depth, pivot the two (2) adjust-
ment brackets so that the mounting screws and
nuts are facing the FRONT of the chair.
L
O
B
A
C
K
FRONT
6. Torque the two (2) mounting screws and nuts to 45-
50 in./lbs (DETAIL “B”).
Rotate
Rotate
7. ReinstalltheInfinityLoBackontothewheelchair. Refer
to INSTALLING/REMOVING THE INFINITY
LOBACK in PROCEDURE 3 of this manual.
Cane
Clamps
Cane
Clamps
Toward
Toward
Rear to
Front to
Mounting
Screw
INCREASE
FRONT
Adjustment
DECREASE
Depth
Depth
Bracket
Should be
Angled
REAR
Toward
Front to
DECREASE
TOP VIEW
REAR
REAR
To
Depth
Cane Clamp
INCREASE
Depth
Adjustment Bracket
Should be
Angled Toward
Rear to INCREASE
Adjustment
Bracket
Depth
Nut
Locking
Pin
TOP VIEW
To
To
REAR
DECREASE
Depth
INCREASE
Depth
FRONT
Adjustment
Bracket
FIGURE 2 - ADJUSTING THE CANE CLAMPS
Pivoting The Adjustm ent Brackets (Figure 3)
1. RemovetheInfinityLoBackfromthewheelchair.Refer
to INSTALLING/REMOVING THE INFINITY
LOBACK in PROCEDURE 3 of this manual,
Mounting Screw
2. Hold the Infinity LoBack up to the wheelchair.
3. Visually inspect the Infinity LoBack and the wheel-
chair to determine the desired depth.
To
DECREASE
Depth
4. Loosen the two (2) mounting screws and nuts on the
two (2) adjustment brackets.
FRONT
FIGURE 3 - PIVOTING THE ADJUSTMENT
BRACKETS
12
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ADJUSTING THE INFINITY LOBACK
PROCEDURE 4
B. To DECREASE the angle of the Infinity LoBack,
grasp the TOP of the Infinity Loback and push
FORWARD.
ADJ USTING THE ANGLE (FIGURE 4)
A
D
J
U
S
T
I
NOTE: Refer to the INSTALLATION AND STABILITY
WARNINGS in the SAFETY SUMMARY of this manual.
4. Torque the two (2) nuts on the two (2) angle brackets
to 45-50 in./lbs.
1. Remove the back cushion from the back panel. Re-
fer to INSTALLING/REMOVING THE BACK CUSH- 5. Reinstall the back cushion onto the back panel. Re-
N
G
ION in PROCEDURE 2 of the manual.
fer to INSTALLING/REMOVING THE BACK CUSH-
ION in PROCEDURE 2 of the manual.
2. Loosen the two (2) mounting screws on the two (2)
angle brackets.
T
H
E
3. While standing behind the wheelchair, perform one
(1) of the following:
ADJ USTING THE LATERAL
SUPPORTS
L
O
B
A
C
K
A. ToINCREASEtheangleoftheInfinityLoBack,grasp
the TOP of the Infinity LoBack and pull BACK.
NOTE: Refer to the INSTALLATION AND STABILITY
WARNINGS in the SAFETY SUMMARYof this manual.
NOTE: Modesty flap and fixed flap not shown for clarity.
Adjusting the Width (Figure 5)
TO INCREASE
ANGLE:
Grasp Here
and Pull
TO DE-
CREASE
ANGLE:
Grasp Here
and Push
FORWARD
1. Remove the back cushion from the back panel. Re-
fer to INSTALLING/REMOVING THE BACK CUSH-
ION in PROCEDURE 2 of the manual.
BACK
2. Loosen, but DO NOT remove the two (2) mounting
screws that secure the lateral support to the back
panel.
3. Position the user in the wheelchair.
4. Slide one (1) lateral support to the desired location.
5. Torque the two (2) mounting screws that secure the
lateral support to the back panel to 45-50 in./lbs.
6. Repeat STEPS 1-4 for the remaining lateral support.
7. Reinstall the back cushion onto the back panel. Re-
fer to INSTALLING/REMOVING THE BACK CUSH-
ION in PROCEDURE 2 of the manual.
Back Panel
Angle Bracket
Slide Lateral
Support to the
Desired Location
Mounting
Screw
SIDE VIEW
Lateral
Support
TO DE-
CREASE
ANGLE:
Grasp Here
and Push
FORWARD
TO INCREASE
ANGLE:
Grasp Here
and Pull
BACK
Mounting
Screws
NOTE: Modesty flap and fixed flap not shown for clarity.
FIGURE 4 - ADJUSTING THE ANGLE
FIGURE 5 - ADJUSTING THE WIDTH
13
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PROCEDURE 4
ADJUSTING THE INFINITY LOBACK
Adjusting the Height (Figure 6)
DETAIL “A”
A
D
J
U
S
T
I
Lateral
Support
NOTE: The lateral supports can be adjusted to three (3)
different height positions (DETAIL “A”).
Upper
Mounting
Holes
1. Remove the back cushion from the back panel. Re-
fer to INSTALLING/REMOVING THE BACK CUSH-
ION in PROCEDURE 2 of the manual.
N
G
Middle
Mounting
Holes
2. Remove the two (2) mounting screws securing the
lateral support to the back panel.
T
H
E
3. Position the lateral support in the upper, middle or
lower position, aligning the mounting holes of the lat-
eral support with the toothed adjustment slot in the
back panel (DETAIL “A”).
Lower
Mounting
Holes
L
O
B
A
C
K
NOTE: The grooves next to the mounting holes in the
lateral supports are provided to ensure that opposite lat-
eral supports are installed using the SAME mounting
holes. To ensure that this occurs, install one (1) lateral
support at the desired height position and look through
the toothed adjustment slot to see which mounting holes
have been used. Then, install the opposite lateral sup-
port using the SAME mounting holes.
Toothed
Adjustment
Slot
Lateral
Support
4. Install the two (2) mounting screws to secure the sup-
ports to the back panel.
Grooves
5. Repeat STEPS 1-3 for the remaining lateral support.
6. Torque the two (2) mounting screws that secure the
lateral support to the back panel to 45-50 in./lbs.
7. Adjust the width of the lateral supports. Refer to AD-
JUSTINGTHEWIDTHinthisprocedureofthemanual.
Mounting
Screws
8. Reinstall the back cushion onto the back panel. Re-
fer to INSTALLING/REMOVING THE BACK CUSH-
ION in PROCEDURE 2 of the manual.
Back Panel
NOTE: Modesty flap and fixed flap not shown for clarity.
FIGURE 6 - ADJUSTING THE HEIGHT
14
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MAINTENANCE
PROCEDURE 5
INSPECTION
This Procedure includes the following:
Installing/Remove Back Cushion Foam
Inspection
M
A
I
WARNING
INITIALLY AND ONCE A WEEK, visua lly inspe c t
a ll pa rts, inc luding ha rdwa re , upholste ry ma -
te ria ls, foa ms (if a c c e ssible ), a nd pla stic s for
de forma tion, c orrosion, bre a ka ge , we a r a nd/
or c ompre ssion.
Cleaning
N
T
E
N
A
N
C
E
REPLACING THE BACK CUSHION
FOAM (FIGURE 1)
Che c k ALL fa ste ne rs we e kly to e nsure tha t me -
c ha nic a l c onne c tions a re se c ure .
NOTE: Refer to the INSTALLATION AND STABILITY
WARNINGS in the SAFETY SUMMARY of this manual.
DO NOT c ontinue to use this produc t if a ny of
the c onditions de sc ribe d a bove a re disc ov-
e re d.
1. Removethebackcushionfromthebackpanels. Refer
to INSTALLING/REMOVING THE BACK CUSH-
IONS in PROCEDURE 2 of this manual.
NOTE: Corrective maintenance can be performed at or
arranged through your equipment supplier.
2. Position the back cushion on a flat surface with the
zipper facing UPWARDS.
WARNING
Skin condition should be checked very frequently
a fte r the insta lla tion a nd use of a ny ne w se a t-
ing syste m.
3. Unzip the zipper.
4. Grasp the EXISTING cushion foam and remove it
from the back cover.
5. AligntheNEWcushionfoamwiththeholeintheback
cover.
CLEANING
Cover
NOTE: Make sure the plastic insert on the NEW cushion
foam is facing the REAR of the back cover and that the
fingers on the plastic insert face the TOP of the back
cover.
1. Machinewashthebackcoversincoldwaterongentle
cycle using a mild detergent ONCE A WEEK.
WARNING
6. PositiontheNEWcushionfoaminsidethebackcover.
7. Position the zipper inside the pouch.
Whe n wa shing the ba c k c ove rs - DO NOT use
fa bric softe ne rs or ble a c h. DO NOT ma c hine
dry. Air dry ONLY. DO NOT dry in sun.
8. Reinstall the back cushion onto the back panels. Re-
fer to INSTALLING/REMOVING THE BACK CUSH-
IONS in PROCEDURE 2 of this manual.
Fa ilure to follow the wa shing instruc tions CAN
re d uc e the fla m e re ta rd e nc y o f the b a c k
c ove r.
Back Cover
Foam
Care should be taken to prevent the back cushion foam
from getting wet. If the back cushion foam begins to dete-
riorate from prolonged contact with moisture, it should be
replaced immediately.
Rear of Cushion
Zipper
Fingers
Cushion
Foam
Plastic
Insert
FIGURE 4 - REPLACING THE BACK
CUSHION FOAM
15
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LIMITED WARRANTY
PLEASE NOTE: THE WARRANTY BELOW HAS BEEN DRAFTED TO COMPLY WITH FEDERAL LAW APPLI-
CABLE TO PRODUCTS MANUFACTURED AFTER JULY 4, 1975.
This wa rra nty is e xte nde d only to the origina l purc ha se r/ use r of our produc ts.
This wa rra nty give s you spe c ific le ga l rights a nd you ma y a lso ha ve othe r le ga l rights whic h va ry
from sta te to sta te .
Inva c a re wa rra nts its produc ts to be fre e from de fe c ts in ma te ria ls a nd workma nship for use by
the origina l purc ha se r for a pe riod of two (2) ye a rs from the da te of purc ha se on the ba c k a nd
nine ty (90) da ys from the da te of purc ha se on the c ove r. If within suc h wa rra nty pe riod a ny suc h
produc t sha ll be prove n to be de fe c tive , suc h produc t sha ll be re pa ire d or re pla c e d, a t Inva c a re 's
option. This wa rra nty doe s not inc lude a ny la bor or shipping c ha rge s inc urre d in re pla c e me nt
pa rt insta lla tion or re pa ir of a ny suc h produc t. Inva c a re 's sole obliga tion a nd your e xc lusive re m-
e dy unde r this wa rra nty sha ll be limite d to suc h re pa ir a nd/ or re pla c e me nt.
For wa rra nty se rvic e , ple a se c onta c t the de a le r from whom you purc ha se d your Inva c a re prod-
uc t. In the e ve nt you do not re c e ive sa tisfa c tory wa rra nty se rvic e , ple a se write dire c tly to Inva c -
a re a t the a ddre ss a t the bottom of this pa ge . Provide de a le r’s na me , a ddre ss, da te of purc ha se ,
indic a te na ture of the de fe c t a nd, if the produc t is se ria lize d, indic a te the se ria l numbe r. Do not
re turn produc ts to our fa c tory without our prior c onse nt.
LIMITATIONS AND EXCLUSIONS: THE FOREGOING WARRANTY SHALL NOT APPLY TO SERIAL NUM-
BERED PRODUCTS IF THE SERIAL NUMBER HAS BEEN REMOVED OR DEFACED, PRODUCTS SUBJECTED
TO NEGLIGENCE, ACCIDENT, IMPROPER OPERATION, MAINTENANCE OR STORAGE, COMMERCIAL
OR INSTITUTIONAL USE, PRODUCTS MODIFIED WITHOUT INVACARE'S EXPRESS WRITTEN CONSENT
INCLUDING, BUT NOT LIMITED TO, MODIFICATION THROUGH THE USE OF UNAUTHORIZED PARTS OR
ATTACHMENTS; PRODUCTS DAMAGED BY REASON OF REPAIRS MADE TO ANY COMPONENT WITH-
OUT THE SPECIFIC CONSENT OF INVACARE, OR TO A PRODUCT DAMAGED BY CIRCUMSTANCES
BEYOND INVACARE'S CONTROL, AND SUCH EVALUATION WILL BE SOLELY DETERMINED BY INVAC-
ARE. THE WARRANTY SHALL NOT APPLY TO PROBLEMS ARISING FROM NORMAL WEAR OR FAILURE
TO ADHERE TO THESE INSTRUCTIONS.
THE FOREGOING WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER EXPRESS WARRANTIES. IM-
PLIED WARRANTIES, IF ANY, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
NESS FOR A PARTICULAR PURPOSE, SHALL NOT EXTEND BEYOND THE DURATION OF THE EXPRESSED
WARRANTY PROVIDED HEREIN AND THE REMEDY FOR VIOLATIONS OF ANY IMPLIED WARRANTY
SHALL BE LIMITED TO REPAIR OR REPLACEMENT OF THE DEFECTIVE PRODUCT PURSUANT TO THE
TERMS CONTAINED HEREIN. INVACARE SHALL NOT BE LIABLE FOR ANY CONSEQUENTIAL OR INCI-
DENTAL DAMAGES WHATSOEVER.
THIS WARRANTY SHALL BE EXTENDED TO COMPLY WITH STATE/ PROVINCIAL LAWS AND REQUIRE-
MENTS.
Invacare Corporation
USA
Canada
One InvacareWay
Elyria,Ohio USA
44036-2125
800-333-6900
5970 ChedworthWay
Mississauga, Ontario
L5R 3T9, Canada
905-890-8838
Invacare is a registered trademark of Invacare Corporation.
©
1999 Invacare Corporation
Form No.99-221 Part No.1095174 RevA (1) 02/00
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