Drain Line, Wiring Instructions | Aprilaire 800 guide

INSTALLATION INSTRUCTIONS (continued)

Drain LINE

Attach the 7/8” I..D.. drain tubing provided to the drain assembly at the bottom of the humidifier.. Secure with the hose clamp provided.. Do not over tighten..

Make sure the drain line has a constant downward slope from the humidifier to the drain and is not kinked or blocked..

Automatic Digital Control and Control Wiring

The control circuit operates on 24VAC..

The ADHC (Automatic Digital Humidifier Control) Model 62 must be mounted in the return air duct at least 6” upstream of any fresh air intake ducts or sources of moisture (steam dispersion tube if it is in the return..) Follow instructions provided with the control.. Connect “H” terminals on ADHC to “HUMIDISTAT” terminals on humidifier circuit board..

If protection from over-humidification is desired, install optional high humidity limit switch #4594 at least 4 feet downstream of the dispersion tube.. If airflow verification is desired, install optional airflow proving switch #4592 in duct.. The high humidity limit switch and the airflow proving switch are wired in series with the ADHC (humidistat) circuit..

Electrical Power Wiring & SHUT-OFF SWITCH

CAUTION

Only qualified electrical personnel should perform field wiring procedures. Improper wiring or contact with energized circuits can cause property damage or severe personal injury.

All wiring must be installed in accordance with all governing electrical codes and with the wiring diagram provided inside the front panel.. Power wiring must be rated for 105°C (220°F)..

Do not loop power wiring.. Do not use aluminum wire..

A safety grounding system that meets all governing electrical codes is required.. The ground connection must be made with solid metal to metal connections.. Ground wire must be the same size as the power wiring..

Humidifier draws 11..5 amps ±10%.. Use12..7 amps when sizing circuit..

The Model 800 Steam Humidifier can operate with 120, 208 or 240 VAC.. If using 208V or 240V, remove jumper between N and L2 terminals on power terminal block.

When wiring to 208 or 240 V, run two conductors plus neutral plus ground..

Wiring Instructions

Install disconnect switch (not provided) between line power source and humidifier..

Knock-outs for power wiring and low voltage control circuit wiring are located on the top of the humidifier..

Connect power and ground wiring as shown in wiring diagram, Figure 7..

Do not run high voltage power lines over internal circuit boards..

800 specifications

The Aprilaire 800, a highly efficient whole-home humidifier, is designed to enhance indoor air quality and comfort. As part of Aprilaire's renowned line of whole-home products, this system excels in maintaining optimal humidity levels, mitigating health issues related to dry air, and protecting the integrity of your home.

One of the standout features of the Aprilaire 800 is its impressive capacity to deliver significant moisture output—up to 18 gallons per day. This output is ideal for larger homes, ensuring that every room receives adequate humidity. The unit is particularly effective in combating the adverse effects of dry air during winter months when indoor heating can lead to discomfort and increased susceptibility to respiratory issues.

The Aprilaire 800 employs advanced technology, specifically the use of a self-regulating humidifier design that operates independently of your heating system. This means it can maintain humidity levels even when the furnace is not in use. The unit showcases a built-in digital control, allowing homeowners to set and monitor humidity levels easily. The device can also integrate seamlessly with most HVAC systems, enhancing its versatility.

Another notable characteristic of the Aprilaire 800 is its unique water panel design. The patented self-cleaning feature helps reduce mineral buildup, ensuring optimal performance and longevity. This means that maintenance is simplified, requiring minimal intervention to keep the unit functioning at peak efficiency.

Furthermore, the unit can be connected to a water line for continuous operation, eliminating the need for manual refills. This feature not only adds convenience but also ensures a consistent supply of moisture throughout your home.

Energy efficiency is a key consideration in the design of the Aprilaire 800. Its operation is tailored to minimize energy consumption while maximizing moisture output, making it an environmentally friendly choice for maintaining indoor comfort.

In summary, the Aprilaire 800 whole-home humidifier combines high capacity, advanced technology, ease of use, and energy efficiency. It is an ideal solution for homeowners looking to improve their indoor air quality, comfort, and overall well-being during dry seasons. Whether you are dealing with dry skin, respiratory issues, or damage to wooden furniture, the Aprilaire 800 can be a valuable addition to your home.