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To avoid excessive wear or drive time on the motor, use a controller and/or software that provides a time-out function to remove the signal at the end of rotation (stall). Disclaimer - The performance specifications are nominal and conform to acceptable industry standards. For application at conditions beyond these specifications, consult the nearest Bray office.
Where failure or malfunction of the VA(M)24-35 motor-driven actuators are used to provide Series Actuator could lead to personal injury or accurate positioning on Bray Ball Valves in Heating, property damage to the controlled equipment or Ventilating, and Air Conditioning (HVAC) other property, additional precautions must be applications.
VA(M)-35 Series Installation, Operation & Maintenance Manual Continued Mounting To mount the actuator to a valve: 1. Turn valve stem to position below. 2-Way 3-Way Figure 2: Positioning the Valve Stem 2. Mount optional -HT Thermal Barrier to the valve if fluid temperature exceeds 212°F (100°C). Figure 4: Coupling the Actuator to the Valve See the Mounting the Thermal Barrier section 6.
VA(M)-35 Series Installation, Operation & Maintenance Manual Continued Mounting the Thermal Barrier - Continued To mount the optional thermal barrier: 1. Install the thermal barrier drive shaft into the thermal barrier by aligning the tab on the drive shaft with the slot on the thermal barrier (Figure 6).
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To avoid excessive wear or drive time on the motor, use a controller and/or software that provides a time-out function to remove the signal at the end of rotation (stall). Disclaimer - The performance specifications are nominal and conform to acceptable industry standards. For application at conditions beyond these specifications, consult the nearest Bray office.
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