Linear SWR, SWC Model SWD Maintenance, Battery Maintenance, DC Motor Brush Replacement, When NEW

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Model SWD Maintenance

Battery Maintenance

The gel-cell batteries in this operator require no routine maintenance. For assured continued performance, they should be replaced every year. If power is to be removed for one week or more, disconnect the negative wire from the batteries as this will prevent deep discharging. Fully charge before use after storage or upon initial installation.

DC Motor Brush Replacement

Brushes should be inspected every 100,000 cycles or yearly, whichever comes fi rst. The motor has two brushes, one on each side.

Original brushes are approximately 3/4” long and should be replaced when they are 1/4” long, or sooner. If brushes are allowed to wear beyond this point, permanent damage to the motor may result.

To inspect the brushes: (1) remove the retaining cap with straight-blade screwdriver; (2) carefully pull assembly straight out; (3) measure the remaining brush material.

To reinstall: (4) place the brush in holder, aligning the brush’s rounded indentation correctly with motor shaft; (5) gently push in the spring and align metal contact with oval slot in the brush holder, then push it in with retaining cap. Hold the cap in place and thread the cap into brush holder. Do not overtighten or cap will crack!

Repeat for the other brush.

1 REMOVE BRUSH RETAINING

CAP WITH FLATBLADE SCREWDRIVER

3

INSPECT THE LENGTH

OF THE BRUSH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3/4" WHEN NEW,

REPLACE WHEN 1/4"

LONG OR SOONER

2

PULL ON CONTACT

TO REMOVE BRUSH

 

5 REPLACE CAP AND CAREFULLY SCREW INTO HOLDER

DON'T OVERTIGHTEN

THE CAP, IT WILL CRACK!

4 PUSH BRUSH INTO THE HOLDER (IT ONLY FITS IN ONE WAY)

REPEAT INSPECTION WITH THE BRUSH ON THE OTHER SIDE OF THE MOTOR

Figure 15. Replacing DC Motor Brushes

SWR • SWC • SWD Swing Gate Operator Installation Guide

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227965 Revision X13 3-28-2008

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Contents SWR SWC SWD Table of Contents Regulatory Warnings Before You BeginAlways Check the Gate’s Action Gate Operator ClassificationsWiring Specifications AC Power WiringDC Control and Accessory Wiring Mounting Pad Installation Mounting Pad SpecificationsSetting Left or Right Hand Configuration Gate Arm InstallationVent Plug Installation Gate Plate InstallationChoosing Good Harmonics Installing the Gate Arm on the OperatorSetting the Arm Lengths Good BAD HarmonicsAC Power Connection Operator SetupController Access Connect AC Power Pigtail Leads to AC SourceLimit Cam Fine Adjustment Limit Cam Rough AdjustmentTorque Limiter Adjustment CamsController Features DisplayButtons Indicator Descriptions Terminal Descriptions Operator Accessory Connections Operator Accessory ConnectionsBasic Controller Programming Maximum Close Direction Current Setting Run Alarm and Pre-start AlarmMaximum Open Direction Current Setting RUN Alarm PRE-START AlarmAdvanced Controller Programming Low Power Mode Auxiliary Relay ModeReverse Delay Time Power Failure ModeSoft Start/Stop Duration Reset Cycle CountMaintenance Alert Trigger Mid-travel Stop PositionReset Controller to Factory Defaults Radio EnableAntenna Installation Radio Transmitter LearnLoop Layout Illustration USE Relief Cuts AT CornersLoop Safety Edge Layout Illustration Retaining BracketPhotoeye Installation Illustration Refer to Connection Illustrations for DetailsDual Gate Installations Gate OperationError Indications Operation IndicationsTroubleshooting Model SWR Exploded View DescriptionModel SWC Exploded View Model SWD Exploded View SWR, SWC, SWD Gate Arm Assembly Exploded View DC Motor Brush Replacement Model SWD MaintenanceBattery Maintenance When NEWFCC Notice Preventative MaintenanceMonth Preventative Maintenance GeneralGate Operator Installation Checklist

SWR, SWD, SWC specifications

Linear SWC (Single Wire Control), SWD (Single Wire Debug), and SWR (Single Wire Radio) are advanced communication protocols widely utilized in embedded systems and electronic applications. These protocols enhance the efficiency of data transmission, reduce the number of physical connections required, and simplify the design process for developers.

The main feature of Linear SWC is its ability to transmit control signals over a single wire, allowing for straightforward connectivity between microcontrollers and various peripherals. This approach minimizes the complexity of printed circuit boards (PCBs) and reduces the space needed for connections, making it ideal for compact designs. Linear SWC operates based on a master/slave architecture, where the master device initiates communication, and the slave devices respond.

SWD, primarily used for debugging embedded systems, is a two-pin interface that supports high-speed data transfer with minimal pin usage. Unlike traditional JTAG, SWD is simpler and more efficient, allowing developers to perform debugging and programming tasks with fewer resources. The SWD protocol offers features such as breakpoint management, memory read/write capabilities, and real-time variable monitoring, empowering developers to optimize their code and increase debugging efficiency.

SWR is focused on wireless communication, leveraging a single wire for transmitting radio signals. This technology is particularly advantageous in applications requiring minimal hardware while maintaining robust connectivity. SWR supports various modulation techniques and can operate in different frequency bands, making it versatile for various use cases. The single-wire approach reduces the complexity of antenna design and enhances the overall reliability of wireless communications in challenging environments.

One of the key characteristics shared by SWC, SWD, and SWR is their ability to reduce power consumption. By minimizing the number of connections and optimizing signal paths, these protocols significantly decrease the energy required for data transmission. Additionally, their compatibility with a wide range of microcontrollers and integrated circuits contributes to their widespread adoption in modern electronic designs.

In summary, Linear SWC, SWD, and SWR serve critical roles in the evolution of embedded systems, offering unique features, advanced technologies, and efficient characteristics. Their capability to simplify designs, reduce power consumption, and enhance overall communication quality makes them essential tools for engineers and developers in today's fast-paced technological landscape. As the demand for compact, efficient solutions grows, these protocols are poised to play an increasingly significant role in future innovations.
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