Labour not considered (approx 4 hours to put together, test and install).Ĭonsidering a pre-made purchased unit costs upwards of $250.00 - $400.00, I think I made the right decision making it myself. 2023 New Automatic Chicken Coop Door, Chicken Coop Door Opener with Light Sensor and Timer Control Open/Close, Multi-Modes Auto Chicken Coup Door Battery Powered 2 50+ bought in past week 7999 (79. Transformer - Free but approx $20-30 on ebayĮnclosure - $32.00 (wholesaler) but can get much cheaper without clear lid.Ĭable, connectors and misc stuff - Approx $5-6 Timer - Free but can purchase for under $20.00 Also if you have any questions, please don't hesitate.Ģ4v DC motor with 48RPM reduction gearbox - $10.80 (ebay) If anyone wants a PDF version, just let me know. It may look a bit intimidating but it is foolproof. In this case I used a long bolt and positioned the switches to allow activation. Last but not least is the placement of the micro/limit switches which shuts down the motor when either in the raised or lowered position. I will probably replace this with something more permanent in the future. The rope is just plain 'gunline' and is not prone to rotting. The little pulleys allow the door to open/close without binding. The following is after installing on the coop. I did a test run at this stage to ensure it worked. I also decided to install some LED marker lights I had as surplus to come on just prior to dusk and turn off after a couple of hours (photo upside down for some reason). Wiring is via the diagram attached below. A couple of very large washers and nuts and a smaller bolt tapped to lock onto the shaft as a key. I decided to use a bolt with a hole drilled in the end to suit the shaft. I had to make a shaft for the motor so as to lift and lower the door. (The black transformer may be used as an alternative). Motor, photocell, double pole double throw relay, timer, transformer, micro/limit switches and an enclosure to put it all in. Here are the parts required for the build that I put together. Anyhoo, I will attempt a how-to on this project. I was quiet shocked at the price of purchasing a pre-built opener, but I've put together a price list and can understand why these items are expensive. Finally got around to designing, building and installing the new auto door for our girls.
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