Invacare Ranger X Benutzerhandbuch
77
2. Count the number of exposed threads and repeat this
procedure for the opposite shock.
3. Proceed to STEP 9 in HEIGHT ADJUSTMENT OF
STABILIZERS in this procedure of the manual.
REMOVING/INSTALLING GEARBOX
(FIGURE 12)
(FIGURE 12)
CAUTION
Perform the following procedure in a des-
ignated work area to prevent damage to
flooring (carpeting, tile, etc.).
ignated work area to prevent damage to
flooring (carpeting, tile, etc.).
Removing
1. Remove the drive wheels from the wheelchair. Refer to
REMOVING/INSTALLING DRIVE WHEELS in PRO-
CEDURE 12 of this manual.
2. Remove the drive wheel hub from the existing gearbox
drive shaft. Refer to REMOVING/INSTALLING DRIVE
WHEEL HUBS in PROCEDURE 12 of this manual.
NOTE: Note the mounting position of gearbox to the sus-
pension arm before gearbox disassembly.
3. Remove the four (4) mounting screws that secure the
3. Remove the four (4) mounting screws that secure the
motor/gearbox to the suspension arm.
4. If necessary, remove existing motor from gearbox. Re-
fer to REMOVING/INSTALLING THE MOTOR in PRO-
CEDURE 12 of this manual.
5. If necessary, install existing motor onto NEW gearbox.
Refer to REMOVING/INSTALLING THE MOTOR in
PROCEDURE 12 of this manual.
Installing
WARNING
When reinstalling the gearbox ALWAYS use
the mounting holes furthest back on the sus-
pension arm. DO NOT reposition the motors.
the mounting holes furthest back on the sus-
pension arm. DO NOT reposition the motors.
CAUTION
The FRONT mounting screws that secure the
gearbox to the suspension arm MUST be 5/
16-18 x 2-1/2-inches long and the REAR hex
screws that secure the gearbox to the sus-
pension arm MUST be 5/16-18 x 1-1/4-inches
long. Otherwise damage to the gearbox
casting can result.
gearbox to the suspension arm MUST be 5/
16-18 x 2-1/2-inches long and the REAR hex
screws that secure the gearbox to the sus-
pension arm MUST be 5/16-18 x 1-1/4-inches
long. Otherwise damage to the gearbox
casting can result.
1. Position the NEW gearbox with the mounting holes fur-
thest back on the suspension arm.
2. When reassembling the gearbox to the suspension arm,
use Loctite 242 and torque mounting screws to 160-
inch pounds.
NOTE: Replace any parts that show signs of wear or dam-
age.
3. Reinstall the drive wheel hub to the new gearbox drive
3. Reinstall the drive wheel hub to the new gearbox drive
shaft. Refer to REMOVING/INSTALLING DRIVE
WHEEL HUBS in PROCEDURE 12 of this manual.
4. Reinstall the drive wheels onto the wheelchair. Refer to
REMOVING/INSTALLING DRIVE WHEELS in PRO-
CEDURE 12 of this manual.
FIGURE 12 - REMOVING/INSTALLING GEARBOX
5/16-18 x 2-1/2-inch
Mounting Screws
5/16-18 x 1-1/4-inch
Mounting Screws
Gearbox
Suspension Arm
Motor
WARNING
When reinstalling the
gearbox ALWAYS
use the mounting
holes furthest back
on the suspension
arm. DO NOT reposi-
tion the motors.
gearbox ALWAYS
use the mounting
holes furthest back
on the suspension
arm. DO NOT reposi-
tion the motors.
REPLACING SUSPENSION ARM
(FIGURE 13)
(FIGURE 13)
1. Remove the drive wheels from the wheelchair. Refer to
REMOVING/INSTALLING DRIVE WHEELS in PRO-
CEDURE 12 of this manual.
2. Perform one (1) of the following:
A. (GROUP 24) - Loosen the mounting screws that
secures the wiring harness and the battery sub-
frame to the base frame assembly.
B. (GROUP 22) - Loosen the two (2) mounting
screws that secures the rear of the battery tray to
the sub-frame assembly.
PROCEDURE 15
MWD WHEELCHAIRS
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