Installing The Half Arm Socket; Adjusting Half Arm Height - Invacare A4 Owner's Operator And Maintenance Manual

SECTION 8
INSTALLING THE HALF ARM SOCKET (FIGURE 9)
1. Position arm socket in line with mounting
holes on the wheelchair frame making sure
the arm socket is towards the inside of the
wheelchair frame.
2. Position the top coved washer between
the arm socket and the wheelchair frame.
NOTE: The slot in the arm socket is used with either
the top or the bottom mounting holes in the arm
socket depending on the half arm height desired.
3. Install top hex screw through the slot in
the arm socket, top coved washer,
wheelchair frame, and washer and loosely
tighten with locknut.
4. Slide the arm socket up and/or down until
the bottom mounting hole in the arm
socket is in line with the mounting hole in
the wheelchair frame.
5. Position the bottom coved washer
between the arm socket and the
wheelchair frame.
6. Install bottom hex screw through the mounting hole in the arm socket, bottom coved
washer, wheelchair frame and washer and securely tighten with locknut.
7. Securely tighten the top hex screw that secures the arm socket to the wheelchair frame.
8. Repeat STEPS 1-7 for the opposite arm socket.
ADJUSTING HALF ARM
HEIGHT (FIGURE 10)
1. Remove the half arm from the arm socket.
2. Remove the hex screw, two washers and
locknut mounted in the arm socket that
determine the half arm height.
3. Reposition hex screw and one washer to
one of three positions depending on the
desired height.
4. Retighten the hex screw and washer to the
arm socket with the remaining washer and
locknut.
5. Reinstall the half arm into the arm socket.
6. Repeat STEPS 1-5 for the opposite side, if
necessary.
A4™AND A4™TITANIUM
Half Arm
TOP Hex
Screw
BOTTOM
Hex Screw
Arm
Socket
FIGURE 9 - INSTALLING THE
HALF ARM SOCKET
Arm Socket
Half
Arm
Locknut
Hex Screw
Washers
FIGURE 10 - ADJUSTING HALF
ARM HEIGHT
70
ARMS
Top
Mounting
Hole
Slot
Bottom Coved Washer
Top Coved Washer
Wheelchair
Frame
Washers
Locknuts
Three (3)
Mounting
Positions
Part No. 1110545