Replacing/Adjusting Gas Cylinders - Invacare Pronto R2 Series Servise Manual

RECLINER
10. Visually inspect the handle to make sure that the cable is
snapped completely into slot in handle and cable fitting is
seat properly in the handle.
11. Reinstall the mounting screw through the mounting
bracket of the back cane, nylon washer, gas cylinder,
nylon washer, mounting bracket and washer and se-
curely tighten with the existing locknut. Torque to 75-inch
pounds.
12. Line up the mounting hole in the handle of the recliner
cable assembly with the mounting hole in the back cane.
13. Insert the pan screw through the handle of the recliner
cable assembly and the back cane and torque to 9-inch
pounds.
14. Tie wrap the recliner cable assembly to the recliner back
cane.
15. Adjust the gas cylinder. Refer to ADJUSTING GAS CYL-
INDERS in this procedure of the manual.
REPLACING/ADJUSTING GAS
CYLINDERS (FIGURE 4)
WARNING
Replace ONE (1) gas cylinder at a time to
avoid injury.
Both gas cylinders MUST be operational
and adjusted properly BEFORE using the
recliner. DO NOT operate the recliner if
only one (1) of the gas cylinders is opera-
tional or adjusted properly.
Replacing Gas Cylinder
1. Remove the mounting screw, washer, nylon washers
and locknut that secure the TOP of the gas cylinder to
mounting bracket on back cane.
2. Loosen the jam nut on existing gas cylinder rod.
3. Unscrew the existing gas cylinder from the operator of
the recliner cable assembly and the pivot block and
remove the existing gas cylinder from the wheelchair.
4. Screw cylinder rod of the NEW gas cylinder into the
pivot block until the threads of the cylinder rod are flush
with inside of pivot block (FIGURE 4).
5. With the operator of the recliner cable assembly on the
inside of the recliner seat frame, line up the mounting
hole in the operator of the recliner cable assembly with
the new 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.
6. 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 recliner cable and there is no move-
ment in the operator of the recliner cable assembly.
7. Visually inspect the handle to make sure that the cable
is snapped completely into slot in handle and cable
fitting is seat properly in the handle.
8. Press the operator of the recliner cable assembly to
extend the NEW gas cylinder.
9. Line up the mounting holes of the NEW gas cylinder
and the bracket of the back cane.
10. Reinstall the mounting screw through the mounting
bracket of the back cane, nylon washer, NEW gas
cylinder, nylon washer, mounting bracket and washer
and securely tighten with the existing locknut. Torque
to 75-inch pounds.
11. Adjust the NEW gas cylinders. Refer to ADJUSTING
GAS CYLINDERS in this procedure of the manual.
Nylon Washer
Handle
Gas Cylinder
Rod Threads
Gas
Cylinder
Pivot Block
Cable
Snapped
into Slot
Cable Fitting
Seated Properly
FIGURE 4 - REPLACING/ADJUSTING GAS
CYLINDERS
55
PROCEDURE 13
Mounting Bracket
Mounting
Screw
Washer
Locknut
Gas Cylinder
No Slack
Rod
in Cable
Jam Nut
NO Movement in
Operator of the Recliner
Cable Assembly
Handle
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