Veeder-Root TLS-350 Troubleshooting Manual: A Comprehensive Guide
This comprehensive guide details operations‚ front panel keypads‚ in-tank inventory‚ delivery maintenance‚ leak detection‚ and TLS-3XX Series console troubleshooting procedures.
Veeder-Root provides detailed instructions‚ operators manuals‚ setup guides‚ and service codes for the TLS-350‚ TLS-300I/C‚ TLS-350J‚ TLS-350 PLUS‚ and TLS-350R.
Download the PDF installation manual for the TLS-350‚ covering the TCP/IP Interface Module‚ and understand the warranty disclaimers from Veeder-Root.
The Veeder-Root TLS-350 console represents a pivotal component in automated tank gauging and leak detection systems for retail fueling operations. This sophisticated system provides real-time data on fuel inventory‚ delivery status‚ and potential leaks‚ ensuring regulatory compliance and operational efficiency. Understanding the console’s functionalities is paramount for effective troubleshooting and maintenance.
The TLS-350 serves as the central hub‚ collecting data from various sensors within the tank and communicating this information to operators. It supports multiple communication protocols‚ including TCP/IP‚ enabling remote monitoring and data analysis. The console’s user interface‚ featuring a keypad and display screen‚ allows for direct interaction and configuration.
This manual aims to equip users with the knowledge to navigate the TLS-350’s features‚ interpret error messages‚ and perform basic troubleshooting steps. Familiarity with the console’s operational modes and functions is crucial for identifying and resolving issues promptly‚ minimizing downtime and maintaining accurate inventory control. Proper operation is key to a successful system.
Understanding the TLS-350 System Components
The Veeder-Root TLS-350 system comprises several key components working in unison to provide accurate tank gauging and leak detection. These include the console itself‚ which serves as the central processing unit‚ and a network of sensors installed within each underground storage tank (UST). These sensors measure fuel levels‚ temperature‚ and water presence.
Crucially‚ the system incorporates a TCP/IP interface module for remote communication and data transfer. Mechanical Line Leak Detectors (MLD) and Automatic Leak Detectors (ALD) provide additional layers of leak protection. The console interacts with these components‚ processing data and alerting operators to any anomalies.
A thorough understanding of each component’s function and interrelationship is essential for effective troubleshooting. Recognizing how these elements communicate and contribute to the overall system performance allows for targeted diagnostics and efficient resolution of issues. Proper component function ensures system reliability.

Common TLS-350 Issues & Troubleshooting
Addressing communication errors‚ sensor malfunctions‚ and console display problems are vital for maintaining TLS-350 functionality‚ ensuring accurate inventory and leak detection.
Communication Errors
Communication issues within the TLS-350 system can significantly disrupt data flow and operational efficiency. Troubleshooting often begins with verifying the TCP/IP Interface Module‚ ensuring proper network connectivity and configuration.
Inspect cabling for damage or loose connections‚ and confirm that IP addresses and gateway settings are correctly assigned. Serial communication problems require checking the serial port settings‚ baud rate‚ parity‚ and data bits‚ alongside cable integrity.

Furthermore‚ investigate potential conflicts with other devices on the network. Utilize diagnostic tools to ping the console and verify responses. A thorough review of the TLS-350’s configuration settings is crucial for resolving these errors‚ restoring seamless data transmission and system functionality.
TCP/IP Interface Module Troubleshooting
Addressing TCP/IP connectivity issues within the TLS-350 begins with a physical inspection of the interface module and its cabling. Verify the Ethernet cable is securely connected to both the console and the network. Confirm the network port on the console is active‚ indicated by LED status.
Next‚ check the IP address configuration. Ensure a valid IP address‚ subnet mask‚ and gateway are assigned‚ avoiding conflicts with other devices. Utilize the console’s diagnostic tools to ping the gateway and external servers‚ testing network reachability.
If problems persist‚ review the TCP/IP settings within the TLS-350’s configuration menu‚ referencing the installation manual for correct parameters. A factory reset of the module may resolve stubborn configuration errors‚ restoring network communication.
Serial Communication Problems
Diagnosing serial communication issues on the TLS-350 requires a systematic approach. Begin by verifying the physical connections of the serial cable between the console and the connected device‚ ensuring a secure fit at both ends. Inspect the cable for any visible damage‚ such as frayed wires or broken connectors.
Next‚ confirm the serial port settings – baud rate‚ parity‚ data bits‚ and stop bits – are correctly configured on both the TLS-350 and the communicating device. Mismatched settings will prevent successful data exchange. Utilize a serial communication testing tool to send and receive test data‚ isolating the problem.
If issues continue‚ check for interference from nearby electrical equipment. A faulty serial cable or a malfunctioning port on either device could also be the root cause‚ requiring replacement or repair;
Sensor Malfunctions
Addressing sensor malfunctions within the Veeder-Root TLS-350 system is crucial for accurate inventory management and leak detection. Common issues include inaccurate readings‚ intermittent signals‚ or complete sensor failure. Begin by visually inspecting the sensors for physical damage or corrosion‚ particularly at connection points.
Troubleshooting often involves verifying proper sensor calibration. Incorrect calibration can lead to significant discrepancies in fuel level or temperature readings. Refer to the TLS-350 documentation for specific calibration procedures for each sensor type.
Furthermore‚ check the wiring connections between the sensors and the console‚ ensuring secure and corrosion-free contacts. If problems persist‚ consider sensor replacement as a potential solution‚ always documenting the issue and resolution.
Fuel Level Sensor Calibration Issues
Accurate fuel level readings are paramount for inventory control‚ and calibration issues are a frequent concern with the Veeder-Root TLS-350. Discrepancies can stem from several factors‚ including changes in fuel density‚ temperature fluctuations‚ or sensor drift over time. Begin by verifying the tank’s volume and dimensions against the console’s programmed parameters;
The TLS-350 offers calibration routines to adjust sensor output based on known fuel levels. Carefully follow the procedures outlined in the operator’s manual‚ ensuring precise measurements during the calibration process. Consider performing a full tank calibration for optimal accuracy.
If issues persist‚ investigate potential interference or electrical noise affecting the sensor signal. Regularly reviewing and updating calibration settings is a preventative measure against inaccuracies.
Temperature Sensor Errors
Accurate temperature readings are crucial for automatic temperature compensation (ATC) within the Veeder-Root TLS-350 system‚ directly impacting fuel volume calculations. Errors can manifest as incorrect inventory levels or inaccurate leak detection results. Initial troubleshooting involves verifying the physical connection of the temperature sensor to the console‚ ensuring it’s secure and free from corrosion.
The TLS-350 diagnostic tools can identify sensor failures or out-of-range readings. Consult the error code documentation to pinpoint the specific issue. If the sensor appears faulty‚ replacement is often necessary. Ensure the replacement sensor is compatible with the TLS-350 model.
Proper sensor placement is also vital; it should be submerged in the fuel and shielded from direct sunlight or other heat sources. Regularly check sensor calibration as part of routine maintenance.
Console Display & Keypad Problems
Issues with the Veeder-Root TLS-350 console display and keypad can significantly hinder operation and troubleshooting. A blank or distorted display often indicates a power supply problem‚ a faulty display unit‚ or a loose connection. Begin by checking the power connections to the console and verifying the fuse is intact.
If the display remains problematic‚ consider replacing the display screen. Refer to the TLS-350 operator’s manual for specific replacement instructions. Keypad unresponsiveness can stem from stuck keys‚ a damaged keypad membrane‚ or internal console issues.
Attempt to clean the keypad thoroughly. If problems persist‚ the entire keypad assembly may require replacement. Always consult the Veeder-Root documentation for compatible parts and detailed repair procedures.

Display Screen Errors & Replacement
Display screen errors on the Veeder-Root TLS-350 console manifest as flickering‚ distorted images‚ or a completely blank screen. Initial troubleshooting involves verifying power connections and inspecting the display cable for damage or looseness. If the issue persists‚ a faulty display unit is likely the cause.
Replacement requires accessing the console’s internal components‚ so disconnect power before proceeding. Carefully remove the old display‚ noting the cable connections and mounting hardware. Install the new display‚ ensuring secure connections and proper alignment.
Consult the TLS-350 operator’s manual for specific part numbers and detailed instructions. Improper installation can lead to further display issues or console damage. Always test the new display thoroughly after installation to confirm functionality.
Keypad Responsiveness & Functionality
Keypad issues on the Veeder-Root TLS-350 console often present as unresponsive keys‚ delayed reactions‚ or incorrect character input. Begin troubleshooting by cleaning the keypad surface to remove any debris or contaminants. Inspect the keypad ribbon cable for secure connection to the main board; a loose connection is a common culprit.
If cleaning and cable checks don’t resolve the problem‚ individual key failures may indicate a failing keypad membrane. Replacement of the entire keypad unit is typically necessary‚ requiring careful disassembly of the console’s front panel.
Refer to the TLS-350 operator’s manual for detailed disassembly and replacement procedures. Ensure proper grounding during the process to prevent static discharge damage. Verify full functionality of all keys after replacement.

Advanced Troubleshooting Techniques
For complex issues‚ explore leak detection system troubleshooting‚ in-tank inventory discrepancies‚ and calibration procedures detailed in the Veeder-Root TLS-350 manual.
Advanced techniques involve mechanical and automatic leak detection (MLD & ALD) calibration‚ alongside inventory reconciliation and probe verification methods.
Leak Detection System Troubleshooting
Effective leak detection is crucial for environmental protection and inventory control with the Veeder-Root TLS-350 system. Troubleshooting involves understanding both Mechanical Leak Detection (MLD) and Automatic Leak Detection (ALD) functionalities.
MLD issues often relate to probe functionality‚ requiring careful inspection for damage or obstructions. Ensure proper probe placement and secure connections. ALD calibration is paramount; incorrect calibration can lead to false positives or missed leaks.
Refer to the TLS-350 manual for specific calibration procedures and acceptable tolerance ranges. Verify sensor settings and communication integrity. Regularly perform leak detection tests as outlined in the maintenance schedule. Document all test results and any corrective actions taken. A comprehensive understanding of these systems‚ as detailed in the Veeder-Root documentation‚ is essential for accurate diagnosis and resolution.
Mechanical Leak Detection (MLD) Issues
Troubleshooting MLD on the Veeder-Root TLS-350 often begins with a physical inspection of the probes. Look for any visible damage‚ corrosion‚ or obstructions that could impede accurate readings. Ensure probes are securely connected to the console and wiring is intact.
Common issues include probe misalignment or improper placement within the tank. Verify probes are positioned according to the manufacturer’s specifications. Check for fuel buildup or debris around the probe‚ which can interfere with detection.
Refer to the TLS-350 manual for detailed diagrams and troubleshooting steps. If issues persist‚ consider replacing the probe. Accurate MLD relies on properly functioning hardware and consistent monitoring‚ as outlined in Veeder-Root’s comprehensive documentation. Regular inspection and maintenance are key to preventing false alarms and ensuring reliable leak detection.

Automatic Leak Detection (ALD) Calibration
Proper ALD calibration is crucial for accurate leak detection on the Veeder-Root TLS-350. Begin by verifying the tank’s volume and ensuring accurate inventory data is entered into the console. Incorrect volume settings will compromise ALD performance.
Calibration procedures involve establishing baseline flow rates during deliveries and monitoring for statistically significant inventory changes. The TLS-350 manual provides specific instructions for setting ALD thresholds and sensitivity levels.
Troubleshooting ALD often requires reviewing historical data to identify false alarms or missed leaks. Adjust calibration parameters based on tank characteristics and delivery patterns. Veeder-Root recommends periodic recalibration to maintain optimal performance. Refer to the documentation for detailed guidance on ALD setup and troubleshooting‚ ensuring reliable leak detection capabilities.
In-Tank Inventory Discrepancies
In-tank inventory discrepancies on the Veeder-Root TLS-350 require systematic investigation. Begin by verifying probe calibration and ensuring proper probe functionality. Incorrectly calibrated probes are a common source of inventory errors.
Inventory reconciliation procedures involve comparing console readings with physical tank gaugings. Significant differences indicate potential issues with the probe‚ console‚ or data transmission. Review delivery records and sales data to identify potential accounting errors.
Troubleshooting steps include checking for mechanical obstructions‚ verifying sensor accuracy‚ and reviewing historical data for patterns. Veeder-Root recommends performing regular inventory audits and probe verification to maintain accurate inventory control. Consult the TLS-350 manual for detailed guidance on inventory reconciliation and probe calibration.
Inventory Reconciliation Procedures
Inventory reconciliation procedures are crucial for resolving discrepancies detected by the Veeder-Root TLS-350 system. This process begins with a manual tank gauging‚ meticulously measuring the liquid level using a calibrated dipstick or other approved method.
Compare the manual reading to the console’s displayed inventory level. Any significant difference necessitates further investigation. Document all readings‚ dates‚ and times for accurate record-keeping. Review recent delivery records and sales transactions to account for all product movement.
The TLS-350 manual provides detailed steps for performing these reconciliations. If discrepancies persist‚ verify probe calibration and check for potential communication errors. Accurate reconciliation ensures reliable inventory data and prevents financial losses.
Probe Calibration and Verification
Probe calibration and verification are essential for maintaining the accuracy of the Veeder-Root TLS-350’s inventory monitoring system. Begin by accessing the calibration menu on the console‚ following the procedures outlined in the operator’s manual.
Perform a full stroke calibration‚ ensuring the probe accurately measures the tank’s entire height. Verify calibration by comparing console readings to manual tank gaugings at multiple liquid levels. Any deviations indicate a need for recalibration or probe inspection.
The TLS-350 manual details specific calibration steps for different probe types. Regularly scheduled verification‚ alongside inventory reconciliation‚ ensures reliable data and minimizes discrepancies. Proper probe function is vital for accurate leak detection and inventory control.

Maintenance & Preventative Measures
Routine maintenance schedules‚ firmware updates‚ and battery backup system checks are crucial for optimal TLS-350 performance and longevity‚ as detailed in the manual.
Routine Maintenance Schedules
Establishing a consistent maintenance schedule is paramount for ensuring the reliable operation of your Veeder-Root TLS-350 system. Regular inspections‚ as outlined in the operator’s manual (576013-610)‚ should encompass a thorough review of all system components. This includes verifying the integrity of all connections‚ checking for any signs of physical damage‚ and confirming proper functionality of the console display and keypad.
Preventative measures extend to the leak detection system‚ requiring periodic testing of both Mechanical Leak Detection (MLD) and Automatic Leak Detection (ALD) capabilities. Furthermore‚ diligent record-keeping of all maintenance activities is essential for tracking system performance and identifying potential issues before they escalate. Adhering to these schedules minimizes downtime and maximizes the lifespan of your TLS-350 investment.
Remember to consult the official Veeder-Root documentation for specific intervals and procedures tailored to your system configuration.
Firmware Updates & Management
Maintaining up-to-date firmware on your Veeder-Root TLS-350 console is crucial for optimal performance‚ security‚ and access to the latest features. Regularly check the Veeder-Root support website or Franklin Grid Support for available updates. Before initiating a download‚ carefully review the release notes to understand the changes and any potential compatibility considerations.

The installation process typically involves transferring the firmware file to a compatible storage medium‚ such as a USB drive‚ and then following the on-screen prompts on the TLS-350 console. It’s vital to avoid interrupting the update process‚ as this could potentially corrupt the system software. Always back up your current configuration before proceeding with a firmware update.
Proper firmware management ensures your system remains reliable and secure.
Downloading and Installing Firmware Updates
To download firmware updates for your Veeder-Root TLS-350‚ navigate to the official Franklin Grid Support website. Locate the specific firmware version compatible with your console model – TLS-300I/C‚ TLS-350‚ TLS-350J‚ TLS-350 PLUS‚ or TLS-350R. Carefully read the accompanying release notes detailing improvements and potential issues.
Installation typically requires a USB drive formatted correctly. Transfer the downloaded file to the USB drive and insert it into the TLS-350 console. Access the firmware update utility through the console’s menu system. Follow the on-screen instructions precisely‚ ensuring a stable power supply throughout the process.
Avoid interruptions during the update; a failed update can render the console inoperable. Back up your configuration before starting!
Battery Backup System Checks
The battery backup system in your Veeder-Root TLS-350 is crucial for maintaining data integrity during power outages. Regular checks are essential to ensure its reliability. Begin by visually inspecting the battery for any signs of corrosion‚ swelling‚ or leakage. A damaged battery must be replaced immediately.
To test the system’s functionality‚ simulate a power loss by disconnecting the console from the mains. Verify that the console continues to operate seamlessly on battery power. Monitor the duration of backup power; a healthy battery should provide sufficient time to safely shut down the system.
Consult the operator’s manual for specific testing procedures and recommended battery replacement intervals. Proper maintenance extends battery life and safeguards your valuable data.

Resources & Documentation

Access Veeder-Root manuals‚ guides‚ and support through Franklin Grid Support‚ including the TLS-350‚ STP-SCI controller‚ and mechanical leak detection PDFs.
Find operators manuals‚ installation guides‚ and troubleshooting resources online‚ alongside Veeder-Root’s contact information for assistance;
Accessing Veeder-Root Manuals & Guides
Veeder-Root provides a comprehensive suite of documentation to support the TLS-350 and related systems. Operators can readily access these resources through the Franklin Grid Support portal‚ offering a centralized location for all necessary materials. This includes detailed operators manuals (like the TLS-3XX Series Console Operators Manual‚ document 576013-610)‚ which cover every function and operation mode of the console.
Installation manuals‚ such as the one specifically for the TLS-350‚ are available for download in PDF format‚ detailing the TCP/IP Interface Module setup and configuration. Furthermore‚ troubleshooting guides and service codes are accessible‚ empowering technicians to diagnose and resolve issues efficiently. Veeder-Root’s commitment to support extends to providing clear viewing and printing instructions for all documentation‚ ensuring ease of use and accessibility for all users. These resources are vital for maintaining optimal system performance and addressing any challenges that may arise.
Veeder-Root Support & Contact Information
Veeder-Root offers multiple avenues for users to obtain support and assistance with their TLS-350 systems. A primary resource is the Franklin Grid Support portal‚ where users can submit support tickets and track their progress through the “My Tickets” section. This online platform allows for efficient communication and resolution of technical issues.
For immediate assistance‚ users can access Tech Updates and solutions available on the support website. While direct contact information isn’t explicitly detailed in the provided snippets‚ the support portal serves as the central hub for all inquiries. The availability of a feedback mechanism (“Send feedback”) indicates a commitment to continuous improvement of their support services. Remember to log in or sign up to fully utilize the Franklin Grid Support resources for your TLS-350 troubleshooting needs.
Understanding Error Codes
Veeder-Root TLS-350 consoles utilize a system of error codes to diagnose and pinpoint issues within the system. While specific error code definitions aren’t detailed in the provided text snippets‚ the documentation emphasizes the importance of referencing the TLS-3XX Series Console Operators Manual (576013-610) for comprehensive information.
This manual details every available operation mode function and likely contains a dedicated section outlining the meaning of various error codes displayed on the console. Understanding these codes is crucial for effective troubleshooting‚ enabling technicians to quickly identify the source of a problem – whether it relates to communication‚ sensors‚ or the console itself. Proper interpretation of error codes streamlines the repair process and minimizes downtime‚ ensuring the continued reliable operation of the TLS-350 system.