Adjusting Stabilizers For User Preference; Adjusting Stabilizer For User Preference - Invacare Ranger II Basic Service Manual

PROCEDURE 14
ADJUSTING STABILIZER FOR USER
PREFERENCE
M
W Adjusting Type A Stabilizer Assembly for User
Preference (FIGURE 13)
D
W NOTE: Refer to STABILIZER INDENTIFICATION in
the beginning of this section to determine correct sta-
H
bilizer assembly.
E
E 1. While the user is in the wheelchair, measure the dis-
tance between the bottom of the stabilizer wheel and
L
the ground/floor.
C
NOTE: Measurement MUST be between 7/8 and 1-inch.
H
A
2. If the measurement taken in STEP 1 IS NOT between
7/8 and 1-inch, perform the following procedure:
I
R
A. Loosen the jam nut on the stabilizer cylinder rod
and back the jamnut down until it is touching the
S
adjustment nut.
B. Remove bottom bolt and locknut that secure bot-
tom of the stabilizer cylinder to the stabilizer plates.
C. Perform one (1) of the following:
MEASUREMENT GREATER THAN 1-INCH -
Turn the bottom of the stabilizer cylinder COUN-
TERCLOCKWISE.
MEASUREMENT LESS THAN 7/8-INCH - Turn
the bottom of the stabilizer cylinder CLOCKWISE.
D. Line up mounting holes in stabilizer cylinder and
the stabilizer plates and reinstall the bottom bolt.
E. Perform one (1) of the following:
DISTANCE IS BETWEEN 7/8 AND 1-INCH -
Reinstall the locknut tighten securely.
DISTANCE IS NOT BETWEEN 7/8 AND 1-INCH
- Repeat STEPS B-E until the measurement is
between 7/8 and 1-inch.
F. Tighten the jamnut on the stabilizer cylinder.
Jam Nut
Adjustment Nut
Stabilizer
Cylinder
BOTTOM
Hex Bolt
FIGURE 13 - ADJUSTING TYPE A STABILIZER
ASSEMBLY FOR USER PREFERENCE
Locknut
Stabilizer
Plates
Bottom of Stabilizer
Cylinder
Adjusting Type B Stabilizer Assembly for User
Preference (FIGURE 14)
NOTE: Refer to STABILIZER INDENTIFICATION in
the beginning of this section to determine correct sta-
bilizer assembly.
1. While the user is in the wheelchair, measure the dis-
tance between the bottom of the stabilizer wheel and
the ground/floor.
NOTE: The distance between the bottom of the stabilizer
wheel and the ground/floor is factory set at one (1) inch.
2. To increase obstacle climbing ability or stability per-
form the following:
A. Loosen the jam nut on the stabilizer cylinder rod
and back the jamnut down until it is touching the
adjustment nut.
B. Remove bottom hex bolt and locknut that secure
bottom of the stabilizer cylinder to the stabilizer
plates.
C. Perform one (1) of the following:
Increase obstacle climbing ability - Turn the
bottom of
COUNTERCLOCKWISE.
Increase stability - Turn the bottom of the stabi-
lizer cylinder CLOCKWISE.
D. Line up mounting holes in stabilizer cylinder and
the stabilizer plates and reinstall the bottom hex
bolt.
E. Check performance of the wheelchair. Repeat
STEPS A-D if necessary.
F. Tighten the jamnut on the stabilizer cylinder.
Jam Nut
Adjustment Nut
Stabilizer
Cylinder
BOTTOM
Hex Bolt
FIGURE 14 - ADJUSTING TYPE B STABILIZER ASSEMBLY
FOR USER PREFERENCE
74
MWD WHEELCHAIRS
the stabilizer cylinder
Locknut
Stabilizer
Plates
Bottom of Stabilizer
Cylinder