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you should use the mounting screws and anchors provided with the compatible thermostat unit during installation
Operating it at a lower voltage will result in insufficient torque and eventual winding failure
Common Questions: What are the signs of a failing PCBBF139SK board
Is this compatible with non-Laars systems
Versatile Control Logic: Supports temperature-rise or temperature-fall activation
Siemens Building Technology 331-3001 Damper Actuator 322056-301 you should use the mountingThe Siemens Building Technology 331 3001 Damper Actuator is a robust No. 4 pneumatic actuator engineered for precise modulation and reliable control of HVAC systems. This pneumatic damper actuator features an all metal body construction and a high quality, ozone resistant rolling diaphragm designed to provide consistent force over its 4 inch stroke. With a 3 13 psi nominal spring range, this unit is ideal for applications requiring a large effective
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