3
E. Repeat STEPS 3-6 for the opposite front base
bracket.
BASE BRACKETS NEED TO BE REPOSITIONED
FOR SEAT WIDTH:
A. Loosen, but do not remove the two (2) mounting
screws that secure one (1) of the base brackets to
the drop base.
B. Continue with STEP 5.
BASE BRACKETS DO NOT NEED TO BE REPO-
SITIONED: continue to STEP 5.
5. Slide two (2) of the mounting hook glides into the base
brackets.
6. Position the mounting holes in the mounting hooks
determined in STEP 2 with the mounting hook glides
and loosely install two (2) of the mounting screws.
NOTE: Do not tighten the mounting screws at this time.
7. Repeat STEPS 5-6 for the remaining mounting hooks.
8. Install the drop base onto the wheelchair. Refer to IN-
STALLING DROP BASE in this instruction sheet and
perform STEPS 1-6.
INSTALLING DROP BASE (FIGURE 1)
1. Place the Drop Base on the wheelchair in the follow-
ing position:
A. Crossbrace cutouts of the Drop Base approxi-
mately centered between the crossbraces.
B. The leg cutouts towards the front of the wheel-
chair.
C. The mounting hooks sitting flush with the cross-
braces of the wheelchair.
2. Test the rail clamps to make sure they secure the
drop base to the wheelchair.
NOTE: For proper operation of the rail clamps, refer to
instruction sheet part number 1074563.
NOTE: If the mounting hooks cannot be positioned to be
secured by the rail clamps, repeat STEPS 1-8 in AS-
SEMBLING/ADJUSTING DROP BASE in this instruc-
tion sheet.
NOTE: IF after repeating STEP 2 in this procedure and
STEPS 1-8 in ASSEMBLING/ADJUSTING DROP
BASE in this instruction sheet and the rail clamps do not
secure the drop base to the wheelchair, contact Techni-
cal Services at the numbers on the back of this instruc-
tion sheet.
3. Without moving seat and mounting hardware posi-
tion, tighten all base bracket and hook mounting screws
securely.
4. Install the seat onto the drop base. Refer to the instruc-
tions provided with the seat for proper installation.
NOTE: It may be necessary to modify the seat to sit flush
on the drop base. Refer to the instructions provided with
the seat for proper installation.
ADJUSTING DROP BASE HEIGHT,
WIDTH AND/OR ANGLE
NOTE: This procedure is required only if the user and/or
wheelchair condition has changed.
1. Release the drop base from the rail clamps. Refer to
instruction sheet part number 1074563.
2. Lift up and remove drop base from the wheelchair.
3. Perform one (1) of the following:
ADJUSTING HEIGHT AND/OR ANGLE -
A. Remove the mounting screws that secure one
(1) of the mounting hook to the base bracket and
mounting hook glides.
B. Remove the mounting hook from the base bracket.
NOTE: The mounting hook glides will be loose in the
base bracket.
C. If necessary, repeat STEPS 1-2 for the remain-
ing mounting hooks.
D. Refer to ASSEMBLING/ADJUSTING DROP
BASE in this instruction sheet and perform STEPS
1-8.
ADJUSTING WIDTH -
A. Adjust the width of the wheelchair. Refer to the
wheelchair owner's manual.
B. Adjust the drop base to the new width. Refer to
ASSEMBLING/ADJUSTING DROP BASE in
this instruction sheet and perform STEPS 4-8.
DROP BASE INSPECTION/CLEANING
Inspection
WARNING
DO NOT continue to use this product if any of the
following problems as described are discovered.
Corrective maintenance can be performed at or
arranged through your equipment supplier.
1. Once a week, visually inspect all parts for deforma-
tion, corrosion, breakage, wear and/or compression.
2. Periodically, check hook and loop fasteners for ad-
hesion and engagement.
Cleaning
1. Once a week, clean with warm water and mild soap
solution. Wipe entire surface with a soft, clean cloth.
