The GEN 3 A3705 heater is equipped with a washable, lifetime filter which is easy to clean. It is recommended that the filter be cleaned regularly or as needed.
To clean the filter, follow the following steps:
- Remove the filter from the GEN 3 Model A4136.
- Vacuum the filter.
- Rinse the filter in a sink with warm water. Do not use a high pressure water source or use any soaps or detergents.
- Your filter must be dry before re-installing in your GEN 3 A3705 heater. It’s not recommended to dry the filter with an appliance such as a hair dryer. Air dry is recommended.