Replacing Seat Support Bracket T-Nuts - Invacare Arrow RWD Service Manual

BASE FRAME
WARNING
Do not adjust the position of the seat support
bracket in this procedure. If an adjustment is de-
sired, refer to ADJUSTING WEIGHT DISTRIBUTION
in PROCEDURE 16 of this manual.
4. Remove the two (2) mounting screws and washers
that secure the seat support bracket to the base frame.
WARNING
When installing seat support bracket, ensure the
mounting screws are threaded into the T-Nuts lo-
cated inside the channel of the base frame.
5. Secure the NEW seat support bracket to base frame
with the existing two (2) mounting screws and wash-
ers. Torque to 156-inch pounds.
6. Reinstall seat mount plates. Refer to REPLACING
SEAT MOUNTING PLATES in this procedure of the
manual.
7. Adjust seat mount plates to desired angle. Refer to
MOUNTING PLATE - SEAT ANGLE ADJUSTMENT
AND INSTALLATION ORIENTATION in PROCE-
DURE 6 of this manual.
8. Reverse STEP 2A, 2B or 2C.
9. Perform the instructions outlined in PREPARATIONS
FOR REMOVING/INSTALLING SEAT FRAME
(STANDARD FRAME, ADJUSTABLE FRAME, AND
CAPTAINS VAN SEAT) in PROCEDURE 6 of this
manual.
Washer
Base
Frame
FIGURE 2 - REPLACING SEAT SUPPORT BRACKETS
REPLACING SEAT SUPPORT
BRACKET T-NUTS (FIGURE 3)
1. Perform the instructions outlined in PREPARATIONS
FOR REMOVING/INSTALLING SEAT FRAME (STAN-
DARD FRAME, ADJUSTABLE FRAME, AND CAP-
TAINS VAN SEAT) in PROCEDURE 6 of this manual.
2. Perform one (1) of the following:
A. Remove standard seat frame subassembly. Refer
to REMOVING/INSTALLING STANDARD SEAT
FRAME SUBASSEMBLY in PROCEDURE 6 of
this manual.
3. Remove the seat mount plates. Refer to REPLACING
NOTE: Before removing seat mounting plates, note the po-
sition of the washers.
4. Remove the seat support brackets. Refer to REPLAC-
5. Remove the seat stop screw that is closest to the end
6. Remove the end cap and channel cover.
7. Slide existing T-Nut(s) out of channel.
8. Insert NEW T-Nut(s) into channel in correct orientation.
9. Replace channel cover and end cap.
10. Use Loctite 242 and reinstall seat stop screw into base
Mounting Screws
11. Reinstall the seat seat support brackets. Refer to RE-
Seat Support
Bracket
T-Nut
33
B. Remove adjustable seat frame subassembly. Re-
fer to INSTALLING/REMOVING ADJUSTABLE
SEAT FRAME ASSEMBLY AND OR COMPO-
NENT REPLACEMENT in PROCEDURE 6 of
this manual.
C. Remove captains van seat. Refer to INSTALLING/
REMOVING CAPTAINS VAN SEAT ASSEMBLY
in PROCEDURE 6 of this manual.
SEAT MOUNTING PLATES in this procedure of the
manual.
ING SEAT SUPPORT BRACKETS in this procedure
of the manual.
cap. Refer to REMOVING/INSTALLING SEAT STOP
SCREWS in this procedure of the manual.
WARNING
The seat stop screws must be in place before op-
eration of your power wheelchair. Ensure the T-Nut(s)
are positioned between both seat stop screws.
frame.
PLACING SEAT SUPPORT BRACKETS in this pro-
cedure of the manual.
Base
Frame
FIGURE 3 - REPLACING SEAT SUPPORT BRACKET
T-NUTS
PROCEDURE 7
Channel
Seat
Cover
Support
Bracket
End Cap
T-Nut
B
A
S
E
F
R
A
M
E