Damper Unit
AssemblyMotorized or gravity-hinged damper doors sealing ductwork when fan is off, insulated against heat loss. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Damper Unit
5 top-level lines as of r189437| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Damper Blade | whole-house-fan-damper-blade | 2× | 2 | · | part |
| 2 | Damper Motor | whole-house-fan-damper-motor | 1× | 1 | · | part |
| 3 | Coil Spring | coil-spring | 2× | 2 | · | part |
| 4 | Fastener Set | fastener-set | 1× | 1 | · | part |
| 5 | Damper Frame | whole-house-fan-damper-frame | 1× | 1 | · | part |