Davis 7721 User Guide

To install the Davis 7721 Heater, first ensure that the power supply is disconnected. Mount the heater on a stable surface using the brackets provided, ensuring it is level. Connect the power cord to a grounded outlet, then switch the heater on to check if it operates correctly.
If the heater does not turn on, check the power cord and ensure it is securely plugged into a working outlet. Inspect the circuit breaker and reset it if necessary. If the problem persists, contact customer support as the internal components may require servicing.
It is recommended to clean the heater every three months to maintain optimal performance. Turn off and unplug the heater, then use a soft brush or vacuum to remove dust and debris from the vents and exterior surfaces.
Regular maintenance includes cleaning the heater, checking the power cord for damage, and ensuring the thermostat is functioning correctly. It is also advisable to have a professional inspection annually to ensure all components are in good working order.
Unusual noises may be due to loose components or debris inside the heater. First, turn off and unplug the heater. Inspect for any loose screws or panels and tighten them. Clean the heater as instructed, and if the noise persists, consult a technician.
A burning smell may indicate dust accumulation or overheating. Turn off and unplug the heater immediately. Allow it to cool, then clean it thoroughly. If the smell continues, stop using the heater and contact customer support.
It is not recommended to use an extension cord with the Davis 7721 Heater as it may cause overheating or electrical issues. Always plug the heater directly into a grounded wall outlet.
To improve efficiency, ensure the heater is in a well-ventilated area and not obstructed by furniture. Regular cleaning and maintenance will also help maintain its efficiency. Consider using a programmable thermostat to better control heating times.
When using the heater in damp areas, ensure the unit is specifically rated for such environments. Keep the heater elevated off the ground and away from water sources. Always monitor the heater while in operation in these areas.
The Davis 7721 Heater is designed for indoor use. Using it outdoors can expose it to moisture and weather conditions that may damage the unit and void the warranty. Ensure it is used in a dry, sheltered environment.