Installation
IMPORTANT:
The M9206-Bxx-1S Series
actuators are intended to control equipment under
normal operating conditions. Where failure or
malfunction of an M9206-Bxx-1S actuator could lead
to an abnormal operating condition that could cause
personal injury or damage to the equipment or other
property, other devices (limit or safety controls) or
systems (alarm or supervisory) intended to warn of
or protect against failure or malfunction of the
M9206-Bxx-1S actuator must be incorporated into
and maintained as part of the control system.
Parts Included
•
M9206-Bxx-1S actuator
•
M9000-161 anti-rotation bracket
•
two No. 12-24 sheet metal screws
Special Tools Needed
•
8 mm (5/16 in.) nut driver
•
8 mm (5/16 in.) square socket
•
drill with a No. 15, 4.57 mm (3/16 in.) drill bit
Setup and Adjustments
Spring Return Direction - Counterclockwise (CCW)
Operation
For CCW spring return operation, mount the actuator
to the damper shaft so the CCW face of the actuator
(Figure 1) is away from the damper. The coupler is at
the 0° position to drive Clockwise (CW) and
spring return CCW.
© 2002 Johnson Controls, Inc.
Part No. 34-1280-149, Rev. B
M9206-Bxx-1S Series On/Off
Electric Spring Return Actuators
Installation Instructions M9206-Bxx-1S
0° Position
Auxiliary
Switch
Adjuster
Located
on the Left
Figure 1: CCW Face of the Actuator
Spring Return Direction - CW Operation
To change the spring return direction to CW, mount
the actuator to the damper shaft so the CW face of the
actuator (Figure 2) is away from the damper. The
actuator now drives CCW from the 0° position.
Arrow
Indicating
CW
Spring Return
Direction
Figure 2: CW Face of the Actuator
The coupler can be inserted in the CW face of the
actuator for easier access to the coupler set screw.
(Refer to the Removable Coupler section.)
Issue Date November 8, 2002
Arrow
Indicating
CCW
Spring Return
Direction
0° Position
Auxiliary
Switch
Adjuster
Located
on the Right
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