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TRU-Balance 4 Switching Motor
Kit Contents
Switching Motor
Note: The service cable is used to bypass the switching
motor during replacement.
Tools Required
Metric Wrench Set
Calibrated Torque
Wrench
If you require any assistance with these instructions, please call Quantum Technical Service at 1-877-800-
1
• Turn off power at the joystick.
INFINFB4514, Rev.A, November 2022
Replacement Instructions
Service Cable
Metric Hex
LOCTITE 242
Key Set
242
242
THREADLOCKER
1248. Canada providers, call 1-888-570-1113.
Chair Preparations (1 of 3)
WARNINGS
WARNING! The TRU-Balance 4 switching
motor
kit
by an authorized service technician.
WARNING! The lift and tilt base can only
be operated through the power chair
electronic control system equipped with
the latest TRU-Balance 4 firmware. Power
cannot be applied directly to the actuators.
MANDATORY!
unoccupied
installation
WARNING! Keep hands clear of all pinch
points when operating the lift and tilt.
WARNING! All torque specs must be
adhered to for proper assembly and
safety. If
torque specifications are not
provided for a component the hardware
should be tightened until it is secure
and does not rotate without deforming
or damaging the surrounding parts.
TIP! When the camera icon
a few pictures before proceeding. These pictures
can be used as a reference during installation.
2
• Ensure the unit is in drive (D) mode.
1
should
only
be
installed
The
seat
MUST
during
removal
of
the
switching
is present take
be
and
motor.
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Related Manuals for Pride Mobility TRU-Balance 4
Summary of Contents for Pride Mobility TRU-Balance 4
- Page 1 WARNING! The lift and tilt base can only be operated through the power chair Service Cable electronic control system equipped with the latest TRU-Balance 4 firmware. Power cannot be applied directly to the actuators. MANDATORY! seat MUST...
- Page 2 Chair Preparations (2 of 3) • Elevate the seat to the highest position by temporarily • In the front of the seating system under the seat turning on the power at the joystick then use the pan, unplug both articulating foot platform actuators power chair seating controls to engage the elevate.
- Page 3 Chair Preparations (3 of 3) • Take note of where the depth adjustment weldment • Locate the switching motor under the front of the is positioned. This will be used during reassembly. seat frame then unplug the harnesses going into the motor.
- Page 4 Removal (1 of 1) Anterior Posterior • Determine if the seating system is in anterior or • Temporarily turn on the power at the joystick. Using posterior tilt by visually inspecting the screw location the power chair seating controls bring the power on the side channel as shown.
- Page 5 Installation (1 of 1) THREADLOCKER • Apply LOCTITE 242 to the threaded holes in the switching motor axles. Align the replacement switching motor with the seat frame. While supporting the axle with an 8mm open ended wrench slide the screw through the side of the frame, the spacer, and into the switching motor axle.
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