robertshaw gas valve 7000 manual

Robertshaw Gas Valve 7000 Series

The Robertshaw 7000 Series Gas Valve is a combination gas valve that typically includes pilot safety valve, main gas regulation and main gas control. It is available for nearly any application. Multiple inlet and outlet sizes and orientations, multiple BTU capacity options, types of actuators, available inlet/outlet pressure taps along with …

Overview

The Robertshaw Unitrol 7000 series of gas valves are highly versatile and reliable components designed for a wide array of heating applications. These valves are renowned for their robust construction and user-friendly features, making them a popular choice for both residential and commercial installations. The Unitrol 7000 series encompasses a diverse range of models, each tailored to specific needs and requirements.

A key feature of the Unitrol 7000 series is its combination design, integrating multiple essential functions within a single compact unit. This includes a manual main and pilot gas valve, a separate automatic safety pilot valve, a pilot adjustment valve, and a diaphragm valve. This integrated approach simplifies installation and maintenance, while also enhancing overall efficiency and reliability.

The Unitrol 7000 series is available in both regulated and unregulated models. Regulated models incorporate straight-line gas pressure regulation, ensuring consistent and optimal gas flow. This feature is particularly beneficial for applications where precise gas pressure control is critical. Robertshaw diaphragm gas valves are single function, oiceTM for gas cooking controls. These valves are known for their durability and performance, making them ideal replacements for existing valves.

The Unitrol 7000 series is designed for a wide range of applications, including furnaces, boilers, water heaters, and other gas-fired appliances. Their adaptability and compatibility with various heating systems make them a valuable asset for both homeowners and HVAC professionals.

Models and Features

The Robertshaw Unitrol 7000 series gas valves are available in a variety of models, each designed to meet specific application needs. These models offer a range of features, including different BTU capacities, actuator types, and inlet/outlet pressure taps, providing flexibility for diverse heating installations. Some of the key models and their features include⁚

• 7000HC Series⁚ These high-capacity models are designed for demanding applications and feature a manual main and pilot gas valve, a separate automatic safety pilot valve, pilot adjustment valve, and a diaphragm valve. They also offer sequentially controlled lighting for enhanced safety and efficiency.
• 7000E and 7000ER Series⁚ These compact controls combine a manual and pilot gas valve, a separate automatic safety pilot valve, pilot adjustment valve, and pilot and bleed gas filtration, making them suitable for various heating applications. They are known for their ease of installation and service.
• 7000LC Series⁚ The low-capacity models are ideal for smaller heating appliances and feature a range of actuator options, including millivolt, hydraulic, and 24-volt actuation. They provide reliable and efficient control for a variety of gas-fired devices.

In addition to these core models, Robertshaw offers various accessories for the 7000 series, including pressure regulators, inlet/outlet screens, pilot gas filters, and pilot adjustment keys. These accessories allow for customization and optimization of the gas valve for specific installations and requirements.

The Robertshaw 7000 series gas valves are designed with user-friendliness in mind. They feature clear labeling, accessible adjustment points, and easy-to-understand wiring diagrams, simplifying installation and maintenance. The valves are also built with durability and longevity in mind, ensuring reliable performance for many years of operation.

Applications

The Robertshaw 7000 Series Gas Valves are highly versatile and find applications in a wide range of heating systems. Their robust design and numerous models cater to diverse needs, making them suitable for both residential and commercial applications. Some common applications for the 7000 Series include⁚

• Residential Heating⁚ The 7000 Series gas valves are widely used in residential furnaces, boilers, and water heaters. They provide reliable and efficient control of gas flow, ensuring safe and comfortable heating for homes. Their compact size and ease of installation make them a popular choice for homeowners.
• Commercial Heating⁚ These valves are also suitable for commercial heating systems, such as those found in restaurants, hotels, and industrial facilities. Their high-capacity models offer the necessary flow rates for larger heating loads, while their durability and reliability ensure consistent operation in demanding environments.
• Industrial Applications⁚ The 7000 Series gas valves can also be used in industrial processes that require precise gas control. They are often found in manufacturing, chemical processing, and other industries where reliable and safe gas delivery is essential.
• Gas Appliances⁚ The 7000 Series is also utilized in various gas appliances, including fireplaces, ovens, and outdoor grills. They provide the necessary safety and control for these appliances, ensuring efficient and safe operation.

The versatility of the 7000 Series gas valves makes them a preferred choice for a wide range of applications. Their ability to handle various BTU capacities, actuator types, and inlet/outlet pressure taps ensures compatibility with a wide variety of heating systems and gas appliances.

Installation and Wiring

Installing and wiring a Robertshaw 7000 Series gas valve requires careful attention to detail and adherence to safety guidelines. The process typically involves the following steps⁚

1. Preparation⁚ Begin by shutting off the gas supply to the valve and ensuring the area is well-ventilated. Disconnect any existing wiring from the old valve. Identify the gas inlet and outlet connections, as well as the wiring terminals on the new valve.
2. Gas Line Connection⁚ Connect the gas inlet and outlet lines to the valve using appropriate fittings and pipe tape. Ensure the connections are secure and leak-free. Refer to the valve’s installation manual for specific instructions and recommended pipe sizes;
3. Wiring⁚ Connect the wiring terminals to the appliance’s control system, thermostat, or other components. Use the correct wire gauge and color coding to ensure proper connections. The valve’s installation manual will provide a wiring diagram for reference.
4. Testing⁚ After the installation is complete, test the valve for leaks using a soap solution. Check for proper operation by turning the gas supply on and observing the valve’s response. If the valve functions correctly, relight the pilot light or ignition system of the appliance.

It’s crucial to consult the specific installation manual for your model of 7000 Series gas valve for detailed instructions and safety precautions. If you are not comfortable performing the installation yourself, it’s recommended to consult a qualified gas technician for professional assistance.

Remember, proper installation and wiring of a gas valve are essential for safe and efficient operation of your heating system or appliance. Always prioritize safety and follow the manufacturer’s guidelines.

Troubleshooting

Troubleshooting a Robertshaw 7000 Series gas valve involves identifying the cause of the malfunction and taking appropriate steps to resolve the issue. Here are some common problems and their potential solutions⁚

1. No Gas Flow⁚ Check the gas supply line for blockage or leaks. Ensure the gas valve is turned on and the manual valve (gas cock) is open. Verify the pilot light or ignition system is working properly. If the problem persists, inspect the diaphragm and other internal components for damage or wear.
2. Intermittent Gas Flow⁚ This could be caused by a faulty solenoid valve, a clogged pilot filter, or a problem with the electrical wiring. Inspect the solenoid for proper operation and clean the pilot filter if necessary. Check the wiring connections for loose or corroded terminals.
3. Pilot Light Won’t Stay Lit⁚ Ensure the pilot adjustment valve is properly set. Check for airflow obstructions around the pilot orifice. Inspect the thermocouple for damage or corrosion. If the thermocouple is faulty, it will not generate enough voltage to keep the gas flowing.
4. Erratic Operation⁚ This could indicate a malfunctioning actuator, a problem with the control system, or a faulty pressure regulator. Inspect the actuator for proper movement and check the control system for any error codes. If the pressure regulator is malfunctioning, it will need to be replaced.

If you are unable to diagnose and resolve the problem yourself, it’s advisable to contact a qualified gas technician for professional troubleshooting and repair. Always follow the manufacturer’s safety guidelines and disconnect the gas supply before attempting any repairs.

Safety Precautions

Gas appliances and their associated components, including the Robertshaw 7000 Series gas valve, pose inherent risks if not handled properly. It is crucial to prioritize safety during installation, operation, and maintenance to prevent accidents and potential hazards. Always adhere to the following safety precautions⁚

1. Gas Supply⁚ Before working on the gas valve or any gas appliance, ensure the gas supply is shut off at the main valve. This prevents the risk of gas leaks and potential fires or explosions.
2. Ventilation⁚ Adequate ventilation is essential during installation, operation, and maintenance. Ensure proper airflow to prevent the buildup of flammable gases, which can lead to a fire or explosion.
3. Electrical Hazards⁚ Be cautious when working around electrical components. Disconnect the power supply to the appliance and the gas valve before performing any maintenance or repairs. Ensure all wiring connections are secure and properly insulated.
4. Open Flames⁚ Avoid using open flames or other ignition sources near the gas valve or appliance during installation or maintenance. This prevents accidental ignition of flammable gases.
5. Professional Assistance⁚ For complex repairs or installations, it is strongly recommended to seek the assistance of a qualified gas technician. They have the expertise and knowledge to ensure safe and proper operation of the gas valve and appliance.

By adhering to these safety precautions, you can minimize the risks associated with gas appliances and ensure a safe environment for yourself and others.

Maintenance

Regular maintenance of the Robertshaw 7000 Series gas valve is crucial for ensuring its optimal performance, extending its lifespan, and minimizing the risk of malfunctions. Follow these maintenance guidelines to keep your gas valve in top condition⁚

1. Visual Inspection⁚ Conduct regular visual inspections of the gas valve for any signs of damage, corrosion, or leaks. Check for cracks, dents, or rust on the valve body, fittings, and connections. Look for any signs of gas leakage, such as a hissing sound or the smell of gas.
2. Cleaning⁚ Clean the gas valve regularly to remove any dirt, dust, or debris that may accumulate over time. Use a soft brush or cloth to gently clean the valve body, fittings, and connections. Avoid using harsh chemicals or abrasive cleaners that could damage the valve.
3. Pressure Check⁚ Periodically check the gas pressure at the inlet and outlet of the valve using a pressure gauge. Ensure the pressure readings are within the manufacturer’s specifications. If the pressure is outside the specified range, consult a qualified gas technician for diagnosis and adjustments.
4. Pilot Flame⁚ If the gas valve incorporates a pilot flame, ensure it is burning consistently and with a blue, stable flame. A yellow or flickering flame indicates potential problems with the pilot system. Adjust the pilot flame as needed, following the manufacturer’s instructions.
5. Professional Service⁚ It is recommended to have the gas valve inspected and serviced by a qualified gas technician at least once a year, or more frequently if needed, to ensure its proper operation and safety.

By following these maintenance practices, you can help to ensure the safe and reliable operation of your Robertshaw 7000 Series gas valve.

Parts and Accessories

The Robertshaw 7000 Series gas valve is designed for compatibility with a range of parts and accessories, allowing for customization and expansion of its functionality. Here are some common parts and accessories associated with the Robertshaw 7000 Series gas valve⁚

• Actuators⁚ These are the mechanisms that control the opening and closing of the gas valve. Common actuator types include manual, millivolt, hydraulic, 24-volt, and line voltage actuators. The specific actuator type will depend on the application and control system.
• Regulators⁚ Regulators are used to control the gas pressure entering the valve. They ensure that the gas pressure is maintained at a safe and efficient level for the appliance. Robertshaw offers a variety of regulators with different pressure ratings and flow capacities.
• Pilot Assemblies⁚ These are the components that create the pilot flame used for ignition. Pilot assemblies typically include a pilot valve, pilot burner, and pilot thermocouple. Depending on the model, the pilot assembly may be integrated into the main valve or sold as a separate component.
• Filters⁚ Filters are used to remove contaminants from the gas stream, protecting the valve and appliance from damage. Filters are often included with the gas valve or can be purchased separately.
• Inlet and Outlet Fittings⁚ These are the connections that allow the gas valve to be connected to the gas supply line and the appliance. Robertshaw offers a variety of fittings to accommodate different pipe sizes and configurations.
• Wiring Kits⁚ Wiring kits provide the necessary wires and connectors for connecting the gas valve to the control system. Kits are available for different actuator types and wiring configurations.

When ordering parts or accessories for the Robertshaw 7000 Series gas valve, always verify compatibility with your specific model and application. Consult the manufacturer’s documentation or contact a qualified gas technician for assistance.