This manual contains safety and operating instructions for the Model 800 Residential Steam Humidifier.
The Aprilaire Model 800 is a canister steam humidifier that delivers humidity to the conditioned space via the HVAC system duct. It generates steam by energizing two electrodes in a water canister, with water levels automatically adjusted by a controller based on the water's electrical conductivity. The unit includes a digital humidifier control with indicator lights for status monitoring.
| Max Supply Water Pressure | 120 psi |
|---|---|
| Steam Temperature | 212°F (100°C) |
| Product Type | Canister Steam Humidifier |
It indicates the humidifier cannot reach nominal output within the first 48 hours due to insufficient water conductivity.
The drain valve opens if the humidifier has operated 168 hours without a drain cycle.
The canister needs to be replaced.