QM-7 SERIES SERVICE MANUAL
PAGE 7.4
JANUARY 2012
SUNRISE MEDICAL
Section 7
Removal for units with Mechanical Brake
1. The process for units with a Mechanical Brake
is exactly the same as the standard con
fi
guration,
except there are 2 brackets located with the
motor, the mechanical brake bracket, shown in
(
fi
gure 7.4.1) and the standard motor bracket.
The mechanical brake bracket is removed
fi
rst by
taking out the 3 longer screws next to the wheel
and then the remaining 3 screws holding the
motor to the motor bracket are removed.
fig. 7.4.1
Control Module Removal
1. For controller access, remove the controller
cover/shroud from the back of the chair with an
M4 Hex Key locating the two attachment screws.
(
fi
gure 7.4.2).
2. Locate and carefully disconnect all Power,
Plugs, and/or connectors that are attached to the
controller. (
fi
gure 7.4.3).
fig. 7.4.2
fig. 7.4.3
Caution: Make sure the Main power is disconnected by disconnecting main battery harness
before performing the next set removal procedures.