Replacing Recliner Cable Assemblies - Invacare Pronto R2 Series Servise Manual

PROCEDURE 13
B. Slide actuator UP (towards top of the wheelchair).
DO NOT over tighten the mounting screws
that secure the actuator to the pivot
block. Damage to the actuator will occur.
R
C. Only tighten the two (2) mounting screws and
E
washers that secure the actuator to the gas cylin-
C
der pivot block until the actuator does not move.
L
D. Repeat STEPS 1 and 2 until the wheelchair does
I
not operate when the gas cylinder rod is 3-21/32-
N
inch long.
E
R
Gas Cylinder
Rod Measures
3-21/32-inches
Mounting Screws and Washers
Gas Cylinder
Pivot Block
FIGURE 2 - ADJUSTING LIMIT SWITCH
REPLACING RECLINER CABLE
ASSEMBLIES (FIGURE 3)
NOTE: There are three (3) different cable lengths depend-
ing on back height:
CABLE LENGTH
Short
Medium
Long
Replace ONE (1) recliner cable assembly
at a time to avoid injury.
1. Cut the tie wraps that secure the existing recliner cable
assembly to the back cane.
2. Remove the pan screw that secures the handle of
the existing recliner cable assembly to the back cane.
3. Loosen the jam nut on the gas cylinder rod.
4. Remove the mounting screw, washer, nylon wash-
ers and locknut that secure the TOP of the gas cylin-
der to the mounting bracket on the back cane.
5. Unscrew the gas cylinder from the operator of the
existing recliner cable assembly but do not remove
the gas cylinder from the pivot block.
CAUTION
POSITION OVER
O
105 RELATIVE
TO THE SEAT
FRAME
(DO NOT Over-Tighten)
Actuator
BACK HEIGHT
18-1/2 and 20-inches
22 and 24-inches
26-inches
WARNING
6. Remove the operator of the existing recliner cable as-
sembly from the pivot block.
7. Make sure the threads of the gas cylinder rod are flush
with the inside of the pivot block.
8. With the operator of the NEW recliner cable assem-
bly on the inside of the recliner seat frame, line up the
mounting hole in the operator of the new recliner cable
assembly with the gas cylinder rod.
CAUTION
DO NOT force the gas cylinder rod into the
operator of the recliner cable assembly.
DO NOT cross thread the operator of the re-
cliner cable assembly with the gas cylinder.
If slack in the recliner cable or movement in
the operator of the cable assembly can not
be eliminated, DO NOT use the recliner cable
assembly.
9. Screw the NEW gas cylinder into the operator of the
cable assembly until the jam nut sits on the pivot block,
there is no slack in the recliner cable and there is no
movement in the operator of the recliner cable as-
sembly.
Pan Screw
Handle
Nylon
Washers
Tie
Wraps
Cable
Operator
Gas Cylinder
Rod
Jam
Nut
Pivot
Block
NO Movement in
Operator of the Recliner
Cable Assembly
FIGURE 3 - REPLACING RECLINER CABLE
ASSEMBLIES
54
RECLINER
Mounting Bracket
Mounting Screw
Washer
Locknut
Gas Cylinder
Back Cane
No Slack
in Cable
Cable
Snapped
into Slot
Handle
Cable Fitting
Seated Properly