SEAT FRAME

PROCEDURE 6

 

 

ALLOWABLE SEAT WIDTH AND DEPTH

COMBINATIONS FOR ADJUSTABLE SEAT FRAME

SEAT WIDTH

 

 

12

13

14

15

16

S

12

13

E

14

A

15

T

16

 

D

17

N/A

N/A

18

N/A

N/A

E

19

N/A

N/A

P

20

N/A

N/A

T

21

N/A

N/A

H

22

N/A

N/A

NOTE: The seat widths and seat depths enclosed in the outlined box will require the use of CJ back brackets and a 17-inch deep seat pan.

3.Remove the two (2) mounting screws, coved washers, spacers, and locknuts that secure the side frame to the center frame.

4.Adjust side frame to desired width determined from STEP 2. See DETAIL “A” for proper mounting hole position.

5.Secure side frame to center frame with existing mount- ing screws, coved washers, spacers, and locknuts. Torque mounting screws to 75-inch pounds.

B.Forallotherchangesregardingseatframechanges, refer back to the starting procedure to complete the desired change.

DETAIL “A”

12-inches

13-inches

14-inches

15-inches

16-inches

STEPS 3-6

Mounting

Coved

Side Frame

Screws

Washers

 

Side

 

Spacers

Center

Locknut

Frame

Frame

 

 

 

FIGURE 5 -CHANGING SEAT WIDTH - ADJUSTABLE

SEAT FRAME

S E A T

F

R A M E

WARNING

Both side frames MUST be adjusted to the same mounting hole position to maintain proper weight balance of user and seat frame. If weight is not balanced, injury to the assistant and/or user and damage to the wheelchair may result.

6.Repeat STEPS 3-5 for opposite side frame.

7.Perform one (1) of the following:

A.For adjusting the seat width only, perform the in- structions outlined in PREPARATIONS FOR RE-

MOVING/INSTALLING SEAT FRAME (STAN- DARD FRAME, ADJUSTABLE FRAME, AND CAPTAINS VAN SEAT) in this procedure of the manual.

NOTE: When performing the steps outlined in

PREPARATIONS FOR REMOVING/INSTALL- ING SEAT FRAME (STANDARD FRAME, AD- JUSTABLE FRAME, AND CAPTAINS VAN SEAT) the seat pan, seat cushion, back uphol- stery and spreader bar (if applicable), will need to be replaced. Spreader bars are only required on seat depths greater than 19-inches.

INSTALLING/REMOVING ADJUSTABLE SEAT FRAME SUBASSEMBLY AND/OR COMPONENT REPLACEMENT (FIGURE 6)

Converting from Adjustable Seat Frame to Standard Seat Frame or Captains Van Seat

NOTE: This section must be performed in conjunction with a starting procedure.

1.Remove the four (4) mounting screws that secure the two (2) support brackets of the adjustable seat frame subassembly to the seat mounting plates.

2.To complete conversion, refer back to the starting pro- cedure to complete the desired change.

Converting from Standard Seat Frame or Captains Van Seat To Adjustable Seat Frame

NOTE: This section must be performed in conjunction with a starting procedure.

NOTE: When converting the seat frame, you will need a seatpan,seatcushion,backupholsteryandspreaderbar(if applicable). Spreader bars are only required on seat depths of greater than 19-inches.

27

Page 27
Image 27
Invacare Arrow, Torque SP, Ranger X service manual Seat Width, Side Spacers Center