CSM-QMTDC Motors
QMT
®
Replacement Motor
Installation Guide
Remove the Old Motor
Remove the old motor from the tube.
NOTE
: Do not remove the motor by pulling on the
control wire.
• For CSM-QMTDC-163 series and
CSM-QMTDC-250 series motors, pull the motor
head to remove it from the tube.
NOTE
: The CSM-QMTDC-250 series motor
may require a firm, hard pull.
• For CSM-QMTDC-275 series motor, roll the fabric
around the hembar to expose the tube. Next,
remove the four screws from the tube. Then, pull
the motor head to remove it from the tube.
Install the New Motor
NOTE
: Limits need to be set after installation. Refer
to the Digital QMT Shade Motor Programming Guide
(Doc. 7437) for details.
To install the CSM-QMTDC-163 series and
CSM-QMTDC-250 series motors:
1. Fully insert the new motor into the tube. The tube
is designed so that the motor can be inserted in
only one orientation.
NOTE
: The CSM-QMTDC-250 series motors
will snap in place. Gently pull to ensure that the
motor is properly secured in the motor tube.
3. Install the shade assembly according to the
mounting bracket’s installation guide.
NOTE
: Limits need to be set after installation.
Refer to the Digital QMT Shade Motor
Programming Guide (Doc. 7437) for details.
To install the CSM-QMTDC-275 series motors:
1. Insert the motor into the tube.
Remove the Roller Shade Assembly
Remove the CSM-QMTDC-163 series,
CSM-QMTDC-250 series, or CSM-QMTDC-275 series
motor from the mounting brackets:
1. Remove the old motor from the motor mounting
bracket.
• For a CSM-QMTDC-163 series motor, press
the release button on the bottom of the shade
motor.
• For a CSM-QMTDC-250 series or
CSM-QMTDC-275 series motor, squeeze the
two metal release clips next to the shade
motor.
2. Push the roller shade assembly towards the idler
bracket to separate the motor from the bracket.
The idler pin compresses to allow the motor end
to swing out of the bracket.
3. Lift the idler end of the roller shade assembly and
remove the idler pin from the keyhole in the idler
bracket.
4. Place the roller shade on a soft and clean surface
where it will not be damaged.
Important Notes
CAUTION
: Roll up the fabric to prevent damage
while replacing the motor.
NOTE
: A soft and clean work surface is required to
perform this procedure.
NOTE
: Remove the fascia and disconnect the motor
cable before performing this procedure.
Description
The Crestron
®
QMT shade motors, CSM-QMTDC-163
series, CSM-QMTDC-250 series, and
CSM-QMTDC-275 series, are easily replaceable. Refer
to the procedure that follows for details.
Additional Resources
Visit the product page on the
Crestron website
(www.crestron.com) for additional
information and the latest firmware
updates. Use a QR reader
application on your mobile device
to scan the QR image.
