To Next PageTo Next PageWhat causes HRV and/or ducts frosting up in Fantech SHR 3005R Fan?
If your Fantech Fan's HRV and/or ducts are frosting up, have an HVAC contractor balance the HRV airflows. Note that minimal frost build-up is expected on cores before the unit initiates defrost cycle functions.
How to prevent condensation or ice build up in insulated duct to the outside of Fantech SHR 3005R?
If you notice condensation or ice building up in the insulated duct to the outside of your Fantech Fan, make sure to tape and seal all joints to ensure a complete vapor barrier around the insulated duct. Also, tape any holes or tears in the outer duct covering and ensure the vapor barrier is completely sealed.
Defines HRVs and their function, emphasizing tempered air for indoor environments.
Explains the heat exchange process in HRVs, tempering incoming air with outgoing air.
Details the differences between Five Port and Four Port HRV models and their features.
Provides advice on operating HRVs based on seasonal conditions like winter, spring, summer, and fall.
Describes continuous air exchange at selected speeds for maintaining indoor air quality.
Explains standby mode and activation via optional controls for intermittent high-speed ventilation.
Details the defrost cycle for 5-port models using air recirculation to prevent freezing.
Outlines the defrost cycle for 4-port models using fan shutdown to manage freezing conditions.
Introduces primary control units like ECO-Touch, EDF7, and EDF1 for system management.
Describes optional accessory controls such as timers and dehumidistats for enhanced functionality.
Instructions for checking, cleaning, and replacing HRV filters regularly.
Guidance on cleaning the heat recovery core every six months, with specific cleaning steps.
Solutions for problems related to excessive air dryness or humidity levels.
Troubleshooting steps for persistent condensation appearing on windows.
Solutions for inadequate airflow, including checking filters, obstructions, and ductwork.
Advice on issues causing cold supply air, including balancing and ducting adjustments.
Troubleshooting for HRV/duct frosting and ice build-up in insulated ducts.
Explains the meaning of flashing or steady LED lights on the control board for diagnostics.
General
