This manual provides detailed instructions for installing and maintaining the Aprilaire 800 Series Steam Humidifier․ The manual covers topics such as electrical wiring, automatic digital control, troubleshooting, and humidifier operation․ It also includes safety precautions and a parts list․ The manual is available in PDF format and can be downloaded from the Aprilaire website․
Overview
The Aprilaire Model 800 Canister Steam Humidifier is a high-performance humidifier designed to provide optimal humidity levels for residential spaces․ This manual serves as a comprehensive guide for the installation, operation, and maintenance of the Aprilaire 800 Steam Humidifier․ It provides detailed instructions and diagrams to ensure a successful installation and optimal performance․ The manual covers various aspects of the humidifier, including its features, specifications, installation procedures, electrical wiring, control system, troubleshooting tips, and safety precautions․
The Aprilaire 800 Steam Humidifier operates by generating steam through a process of energizing two electrodes that extend into a canister of water․ The current flowing between these electrodes causes the water to boil, producing steam․ The humidifier delivers this steam into the conditioned space via the HVAC system duct or an optional Aprilaire Model 850 Fan Pack․ This humidifier is designed to work best with softened water, and it’s typically installed at 208 or 240 VAC․ It’s important to note that during the first two weeks of operation with a new canister, the Steam Humidifier might take longer to reach its nominal current․ Switching to the Model 80LC canister can prevent this delay․
This manual is a valuable resource for homeowners, HVAC technicians, and anyone involved in the installation or maintenance of the Aprilaire 800 Steam Humidifier․ It provides clear and concise information to ensure proper operation and optimal performance of the humidifier․
Installation Instructions
The Aprilaire Model 800 Steam Humidifier installation process requires careful attention to detail and adherence to safety guidelines․ This section provides step-by-step instructions to ensure a successful installation․
Before beginning the installation, gather all necessary materials, including the humidifier, installation kit, tools, and electrical components․ Familiarize yourself with the provided diagrams and instructions for proper placement and connections․
Begin by selecting an appropriate location for the humidifier, ensuring it’s easily accessible for maintenance and that it’s near a water source․ The humidifier should be mounted to a wall or other suitable surface, taking care to allow adequate space for ventilation and to prevent water condensation․
Next, connect the humidifier to the water source, ensuring a secure connection using the provided fittings․ Install the electrical wiring according to the instructions, connecting the humidifier to a dedicated circuit․ The electrical connection should be handled by a qualified electrician․
After completing the electrical and plumbing connections, test the humidifier to ensure proper operation․ Verify that the humidifier is filling with water, generating steam, and functioning as intended․ Refer to the troubleshooting section of the manual for any issues encountered during testing․
Finally, install the humidifier control system, ensuring it’s properly wired and calibrated to the desired humidity level․ Refer to the specific instructions for the chosen control system for detailed guidance․ Once the control system is in place, review the operation section of the manual for guidance on adjusting humidity settings and optimizing performance․
Electrical Power Wiring and Shut-Off Switch
The Aprilaire Model 800 Steam Humidifier requires a dedicated electrical circuit for safe and reliable operation․ This section outlines the necessary electrical connections and the installation of a shut-off switch․
Before beginning any electrical work, disconnect power to the circuit and ensure the area is safe․ Use appropriate personal protective equipment, such as insulated gloves and safety glasses․
The humidifier should be wired to a 208 or 240 VAC circuit, with a dedicated 15-amp circuit breaker․ Consult with a qualified electrician to ensure the correct wiring configuration and compliance with local electrical codes․
Install a dedicated shut-off switch for the humidifier, located within easy reach and clearly labeled․ The shut-off switch should be readily accessible for emergency situations or when performing maintenance;
Connect the electrical wires to the humidifier terminals according to the wiring diagram provided in the manual․ Ensure that all connections are secure and properly insulated․
Once the electrical connections are complete, turn on the power and test the humidifier to ensure proper operation․ If any issues arise, consult with a qualified electrician to diagnose and resolve the problem․
Remember to always exercise caution when working with electrical components and to follow the specific instructions provided in the manual for safe and successful installation․
Automatic Digital Control and Control Wiring
The Aprilaire Model 800 Steam Humidifier utilizes an automatic digital control system to maintain desired humidity levels within the conditioned space․ This section details the installation and wiring of the digital control and its integration with the humidifier․
The digital control is typically mounted on the cold air return duct for optimal performance․ It houses a sensor that monitors the humidity levels and a control mechanism that activates the humidifier when necessary․
Before beginning any wiring, disconnect power to the circuit and ensure the area is safe․ Use appropriate personal protective equipment, such as insulated gloves and safety glasses․
Connect the digital control to the humidifier using the provided wiring harness․ The wiring harness includes wires for power, communication, and control signals․
Ensure that all connections are secure and properly insulated to prevent short circuits or malfunctions․ Follow the wiring diagram provided in the manual for accurate wire routing and terminal connections․
Once the wiring is complete, reconnect power and test the digital control system․ The control should respond to changes in humidity levels and activate the humidifier accordingly․
Refer to the manual for specific instructions on programming the digital control for desired humidity settings and other features․
Remember to exercise caution when working with electrical components and to follow the specific instructions provided in the manual for safe and successful installation․
Troubleshooting Guide
This section provides guidance on diagnosing and resolving common issues that may arise with the Aprilaire Model 800 Steam Humidifier․
If the humidifier is not producing steam, check the following⁚
- Ensure the power is on and the humidifier is properly wired․
- Verify the water inlet valve is open and there is sufficient water supply․
- Inspect the electrodes for any damage or buildup․ Clean them if necessary․
- Check the digital control for any error messages or malfunctioning components․
If the humidifier is producing steam but not enough, consider the following⁚
- Inspect the steam dispersion tube for any blockages or leaks․
- Examine the steam hose for kinks or damage․ Ensure it is properly connected to the humidifier and the dispersion tube․
- Verify the water quality․ Hard water can lead to mineral buildup, reducing efficiency․
- Ensure the humidifier is installed according to the manual’s specifications․
If the humidifier is making unusual noises, check for any loose parts or vibrating components․
If you cannot resolve the problem, contact Aprilaire Tech Support toll-free at 1-800-334-6011 for further assistance․ Be prepared to describe the exact nature of the problem․
Remember to consult the manual for specific troubleshooting steps and parts information․
By following this guide, you can address most common problems with the Aprilaire 800 Steam Humidifier and ensure its optimal performance․
Steam Humidifier Operation
The Aprilaire Model 800 Steam Humidifier operates on a simple principle⁚ it generates steam by heating water to its boiling point․ This steam is then delivered to the conditioned space via the HVAC system duct or an optional Aprilaire Model 850 Fan Pack․
The humidifier’s operation is controlled by a digital control unit, which monitors the humidity levels in the conditioned space․ When the humidity falls below the set point, the control unit activates the humidifier, allowing water to flow into the canister․ The electrodes within the canister are then energized, causing the water to boil and produce steam․
The steam is then dispersed throughout the conditioned space, either directly into the living space via the Fan Pack or through the HVAC system duct․ The humidifier’s output can be adjusted to meet the specific humidity needs of the space․
Here are some key points to remember about the operation of the Aprilaire 800 Steam Humidifier⁚
- The humidifier must be connected to a cold water supply․
- The humidifier should be installed in a location that allows for proper ventilation․
- The humidifier should be regularly maintained to ensure optimal performance․
By understanding the basic principles of the Aprilaire 800 Steam Humidifier, you can ensure its efficient and reliable operation․ Refer to the manual for more detailed information on operating the humidifier and troubleshooting any issues that may arise․
Water Inlet Valve
The water inlet valve is a critical component of the Aprilaire 800 Steam Humidifier, responsible for regulating the flow of water into the humidifier․ It is an electrically controlled valve that opens to allow water to enter the humidifier, ensuring a continuous supply for steam generation․
This valve plays a crucial role in maintaining optimal humidity levels․ When the digital control unit senses a need for more humidity, it signals the water inlet valve to open, allowing water to flow into the fill cup and eventually into the steam canister․ This process ensures that the humidifier has a constant supply of water to produce steam, maintaining the desired humidity level in the conditioned space․
It’s important to ensure the proper functioning of the water inlet valve․ If the valve becomes clogged or defective, it can prevent water from entering the humidifier, hindering its ability to produce steam․ This can lead to inadequate humidity levels and potentially affect the comfort of the occupants․
To troubleshoot a malfunctioning water inlet valve, you can use a multimeter to test its continuity․ If the valve does not have continuity, it needs to be replaced․ Regular maintenance, such as cleaning the valve, can also help prevent clogging and ensure its smooth operation․
The water inlet valve is a key component in the Aprilaire 800 Steam Humidifier, ensuring a continuous water supply for steam generation․ By understanding its function and troubleshooting any issues, you can maintain optimal humidity levels and maximize the humidifier’s effectiveness․
Humidifier Fill Cup
The humidifier fill cup is an essential component of the Aprilaire 800 Steam Humidifier, serving as a reservoir for water before it enters the steam canister․ Located at the top of the cabinet, it acts as an overflow reservoir, preventing excess water from entering the humidifier․ The fill cup also creates an air gap between the humidifier and the water source, ensuring that air doesn’t enter the water supply line and potentially cause issues with the humidifier’s operation․
This air gap is crucial for maintaining the proper function of the humidifier․ It prevents the water from being drawn back into the water supply line when the humidifier is not operating․ This can occur due to pressure fluctuations in the water supply system, potentially leading to contamination of the water supply or even damage to the humidifier․
The fill cup also acts as a buffer, ensuring a steady flow of water to the steam canister․ It allows for a consistent supply of water to the humidifier, even if there are temporary fluctuations in water pressure․ This ensures that the humidifier can produce steam efficiently and maintain the desired humidity levels in the conditioned space․
The fill cup is a critical component of the Aprilaire 800 Steam Humidifier, ensuring the proper flow of water and preventing air from entering the water supply line․ Its role in maintaining the system’s performance and preventing potential issues underscores its importance in the overall functionality of the humidifier․