Replacing/Adjusting Gas Cylinders - Invacare Arrow RWD Service Manual

PROCEDURE 14
10. Visually inspect the handle to make sure that the cable
is snapped completely into slot in handle and cable fit-
ting 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-
R
curely tighten with the existing locknut. Torque to 75-
E
inch pounds.
C
L 12. Line up the mounting hole in the handle of the recliner
cable assembly with the mounting hole in the back cane.
I
N
13. Insert the pan screw through the handle of the recliner
E
cable assembly and the back cane and torque to 9-inch
R
pounds.
14. Tie wrap the recliner cable assembly to the recliner back
cane.
15. Adjust the gas cylinder. Refer to ADJUSTING GAS
CYLINDERS in this procedure of the manual.
REPLACING/ADJUSTING GAS
CYLINDERS (FIGURE 4)
Replace ONE (1) gas cylinder at a time to avoid
injury.
Both gas cylinders MUST be operational and ad-
justed properly BEFORE using the recliner. DO NOT
operate the recliner if only one (1) of the gas cylin-
ders is operational 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 mount-
ing hole in the operator of the recliner cable assembly
with the new gas cylinder rod.
DO NOT force the gas cylinder rod into the opera-
tor of the recliner cable assembly.
DO NOT cross thread the operator of the recliner
cable assembly with the gas cylinder.
W W W W W ARNING ARNING ARNING ARNING
ARNING
C C C C C A A A A A UTION UTION UTION UTION UTION
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 movement 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 cylin-
der and the bracket of the back cane.
10. Reinstall the mounting screw through the mount-
ing bracket of the back cane, nylon washer, NEW
gas cylinder, nylon washer, mounting bracket and
washer and securely tighten with the existing lock-
nut. Torque to 75-inch pounds.
11. Adjust the NEW gas cylinders. Refer to ADJUST-
ING 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
70
RECLINER
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