Litter-robot 3 dfi sensor

1. Empty the Drawer. On the Litter-Robot, you have a drawer that collects the cat litter. If it becomes full, the blue light will blink rapidly. But if you throw out the mess, the lights should go off. Before returning the drawer to its compartment, remember to place a new liner into the container.

2. Remove the bonnet on newer models. Newer models have a bonnet that wraps around the globe. Press the release buttons on both sides of the bonnet then lift and rotate. Remove it from the globe and set to the side. [2] 3. Brush out excess litter. If any litter remains in the robot, brush it away.Reboot your router. Completely close the Litter-Robot app. While the unit is at the Home position with the solid blue light, unplug your unit from the BASE, not the wall. Wait 15 seconds, plug it back in, and allow it to cycle until the solid blue light comes on (“Ready” status). Open the app and follow the steps.Litter-Robot 3: Differences Between DFI Sensors. 9375 | 2 | 7. This blog post describes differences between DFI sensors in Litter Robot 3 Open Air and Litter Robot 3 Connect. Posted on 20/05/2020 by igor_X in ...Sep 9, 2022 · Our litter robot was Flashing Yellow Slow & Fast, then Fast Flashing Blue despite being empty and lastly just Random Lights. Watch for the solution to this, ... The "cat sensor" is a simple load-sensitive resistor. The pinch detector is a basic mechanical switch made of two metal pieces. The most complex part apart from the motherboard is the DFI sensor, which I haven't reimplemented yet but shouldn't be too much of an issue. The parts most prone to fail in there are the motherboard and the DFI sensors ...Few steps: 1: Cut either the black or blue wire. 2: Get a 2k ohm resistor. (I didn't have any so I used a resistor and a potentiometer.) P.s. The litter robot sends 5v to the cat sensor and gets 0,9v back, therefore you need the 2k ohm resistor. 3: Make the pressure point where the cat sensor were placed, to a switch. The DFI sensor that you have received is the new version and it looks different but it has the exact plastic brackets so you can easily install them the same way as the older sensor: Let us know if you need further assistance. Sincerely, ... Litter-Robot 3 Open Air DFI Hardware (v2) Replacement DFI Hardware for your Litter-Robot 3 Compatible ...Litter-Robot 3: Differences Between DFI Sensors. 9896 | 2 | 7. This blog post describes differences between DFI sensors in Litter Robot 3 Open Air and Litter Robot 3 Connect. Posted on 20/05/2020 by igor_X in ...

Tamia December 5, 2019, 9:41pm 1. Hello, I have a problem with Litter Robot 3. It has blue flashing light at the beginning. I have tried everything (cleaning, reset, check dfi sensor and empty drawer) and when I plug back in it stuck at solid yellow light now (yellow light only). None of buttons is worked even the power button.LR3 DFI & Pinch Sensor - Preventing Errors? Our family has had our LR3 for two years and are mostly in love with it. However, we've had another set of DFI & Pinch Sensors go bad this past week (our 2nd in the last year), which has me concerned about long-term viability of the unit.Replacement DFI Hardware for your Litter-Robot 3. Compatible with Litter-Robot 3 only. The Litter-Robot 3 Open Air DFI Hardware (v2) is a replacement DFI Hardware for your …Apr 14, 2023 · For $649, the Litter-Robot 4 appears to offer the most advanced automatic litter box technology on the market, and the sensor upgrades, more open entrance, and superior odor control seem to make it a worthwhile upgrade from the Litter-Robot 3. Plus litter robot sent me a new dfi that had no plug on the end of it so they sent me a new one. Cut the cable off a broken one and soldered it to that one for a spare dfi. ... I've had to replace the DFI sensor 3 times in 2 years on one of mine - so it's gone through 4 sensors and it's only (now just over) 2 years old - November 2019. The ...

Apr 14, 2023 · For $649, the Litter-Robot 4 appears to offer the most advanced automatic litter box technology on the market, and the sensor upgrades, more open entrance, and superior odor control seem to make it a worthwhile upgrade from the Litter-Robot 3. In this video, our Domestic Robots Specialists Phil and Josué teach you how you can easily replace the cat sensor in your robotic litter Litter-Robot 3 Open ...Description Litter-Robot 3 Open Air DFI Hardware (v2) Replacement DFI Hardware for your Litter-Robot 3 Compatible with Litter-Robot 3 only The Litter-Robot 3 Open Air DFI Hardware (v2) is a replacement DFI Hardware for your Litter-Robot 3. It is compatible with Litter-Robot 3 only. What's Included 1x Litter-Robot 3 Open Air DFI Hardware (v2)Oct 17, 2023 · 台灣喵星人太空艙官方在很久以前就開始宣傳最新的wifi版本，同時也透露官方有推出升級套件，原版的LR3可以無痛升級。. 等了好幾個月，始終沒有下文，索性自己上網購買零件更換。. 怎樣讓 Litter Robot 3 變成 WIFI版本呢？. 非常簡單，購買主機板回家更換即可 ... Robot Parts. anti-pinch. OutdoorMiner July 23, 2021, 7:43pm 1. I’ve been having intermittent issues for years with the pinch detect, but now it seems to be broken for good. If I reset it, it goes to flashing blue as if the tray is full, and resetting again puts it back to the rapidly flashing yellow light–I’m stuck between the two.

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The Litter-Robot 3 Open Air DFI Hardware (v2) is a replacement DFI Hardware for your Litter-Robot 3. It is compatible with Litter-Robot 3 only. What's Included. 1x Litter-Robot 3 Open Air DFI Hardware (v2) Specifications. Compatible with Litter-Robot 3 only. Based on. If YES, you are done. Re-position Globe and verify that it completes a clean cycle (in this case adjustment of the cat sensor was not needed). 5. Turn the Base upside down so you are facing the bottom …FezFernando • 2 yr. ago. According to the quick start card, the rapidly flashing yellow light is an indication of a “Pinch Condition”. “Turn unit off. Check Waste Port in Base and remove any obstruction. Turn unit on. Press the “reset” button to cancel indicator light and return Globe to Home position”. shuuukt • 2 yr. ago. Litter-Robot Cats Litter Box III 3 Open Air DFI Hardware. by Litter-Robot. Write a review. How customer reviews and ratings work See All Buying Options. 0 total ratings, 0 with reviews ...Removing the bonnet, flexing/bending back the latches (I discovered I wasn't properly seating the back clasps in-place, this helped a bit with the jerky spinning but failed to avoid the pinch detect fault) Emptied the tray, ensured the bag was installed properly. Emptied the litter entirely and replaced to ensure it's below the fill line.Usually, if the LR3 won’t power up, the issue can be power supply adapter, circuit board or DFI sensor. If you still have LR2, you can test power supply adapter. ... Hi, I have a litter robot 3 in beige that is still under warranty. Today i noticed it was not on, checked the outlet and it works fine for other appliances but the litter robot ...

Litter robot 3 yellow light flashing rapidly . I've followed the troubleshooting steps such as: Removing everything from the base, depressing the pinch sensor 10 times, cleaning the terminals and plugging back in. ... Here is a helpful video that shows you how to replace the DFI sensors and Pinch Detect Terminals on your Litter-Robot 3.How to install a replacement DFI Sensor Kit and Pinch Detector Terminals in the Litter-Robot III Open AirLitter-Robot 3: Differences Between DFI Sensors. 9896 | 2 | 7. This blog post describes differences between DFI sensors in Litter Robot 3 Open Air and Litter Robot 3 Connect. Posted on 20/05/2020 by igor_X in ...Litter-Robot Cats Litter Box III 3 Open Air DFI Hardware. by Litter-Robot. Write a review. How customer reviews and ratings work See All Buying Options. 0 total ratings, 0 with reviews ...Usually, if the LR3 won’t power up, the issue can be power supply adapter, circuit board or DFI sensor. If you still have LR2, you can test power supply adapter. ... Hi! I have a Litter-Robot 3, Open Air, and it’s worked fine for years, but suddenly it has no power and will not turn on. The outlet it is plugged into works fine for other ...Hello, I have a problem with Litter Robot 3. It has blue flashing light at the beginning. I have tried everything (cleaning, reset, check dfi sensor and empty drawer) and when I plug back in it stuck at solid yellow light now (yellow light only). None of buttons is worked even the power button. Any help would be appreciatedThe Litter Robot 3 is an incredibly popular automatic cat litter box which automatically detects when a cat has entered and exited, and rotates the main globe to sift and dump the used litter. ... DFI sensor issue. DFI sensor needs replacing; Replacement Guide (H) YELLOW SOLID: Cycling (In use) Working normally; Without rotation DFI …This blog post describes differences between DFI sensors in Litter Robot 3 Open Air and Litter Robot 3 Connect.Litter-Robot 27.8K subscribers 38K views 1 year ago How to install a replacement DFI Kit + Pinch Detect Terminals in the Litter-Robot 3. The DFI Circuit Board and brackets may appear...Litter Robot 3 Connect with Solid Yellow Light. To Hard Reset the unit, please do the following: Turn the Power Off and unplug the Power Supply from the Base of the unit. Remove the Bonnet from the unit and set it aside, then remove the Globe and set it aside making sure that it does not roll. Ensure the Base is properly situated on a hard ...

If the cleaning of the DFI sensor didn’t fix the issue, we recommend replacing it so you can order a new one from this link: ... Litter-Robot 3 Open Air DFI Hardware (v2) Replacement DFI Hardware for your Litter-Robot 3 Compatible with Litter-Robot 3 only The Litter-Robot 3 Open Air DFI Hardware (v2) is a replacement DFI Hardware for your ...

http://www.litter-robot.com/ The Main Circuit Board is the brains of the operations. This replacement is for customers whose Litter-Robot is out of warranty,...Based on my experience with 2 LR3 connects (and others in this sub), buy the extended warranty if you still can as parts will need to be replaced annually. Some get lucky and don't have issues for a few years, but the main part that fails most frequently is the DFI sensor which costs $80 to replace each time.2. Remove the bonnet on newer models. Newer models have a bonnet that wraps around the globe. Press the release buttons on both sides of the bonnet then lift and rotate. Remove it from the globe and set to the side. [2] 3. Brush out excess litter. If any litter remains in the robot, brush it away.Removing the bonnet, flexing/bending back the latches (I discovered I wasn't properly seating the back clasps in-place, this helped a bit with the jerky spinning but failed to avoid the pinch detect fault) Emptied the tray, ensured the bag was installed properly. Emptied the litter entirely and replaced to ensure it's below the fill line.Slow blue light --> fast yellow flashing light. I have a pretty old LR 3 (non-Connect, serial # 028957). I replaced the DFI and pinch detect terminals about 1.5-2 years ago and it's been working pretty well since then. A few days ago, the unit stopped cycling entirely. The blue DFI light started blinking even when the tray was empty, and after ...Litter-Robot 3: Checking the Pinch Detect. Watch on. The Litter-Robot is equipped with an Anti-Pinch Safety Feature to make the Litter-Robot extra safe for your cat. While cycling, if a potential pinch condition is detected, the Globe will stop and reverse direction for 2 seconds. The yellow light will begin flashing quickly, about four times ...If the cleaning of the DFI sensor didn’t fix the issue, we recommend replacing it so you can order a new one from this link: ... Litter-Robot 3 Open Air DFI Hardware (v2) Replacement DFI Hardware for your Litter-Robot 3 Compatible with Litter-Robot 3 only The Litter-Robot 3 Open Air DFI Hardware (v2) is a replacement DFI Hardware for your ...However, the design allows litter (debris) to hit the sensor as it falls. Really stupid design. Simplest way to test is to pull out the drawer and run a cycle . If it still blinks blue, then the circuit board is either bad or the sensor is being blocked by something. Wipe the lenses and also get some compressed air and spray the area behind the ... Mar 21, 2023 · Regarding issues with your Litter-Robot 3, you may also see the blue light blinking. Before troubleshooting, it’s advisable to: Unplug your power supply and then wait for 10 seconds. Plug the unit back in and allow it to complete its cleaning cycle. If the light is solid blue, everything has reverted to normal. 3. The conveyor belt will lift the wastes collected from the water and place it directly to the bin. 4. The range of the wireless controller is through the radio module. The following are the limitations of the study: 1. The prototype can only collect small-sized water waste. 2. The prototype's bin can only accommodate limited amount of water ...

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The Litter-Robot 3 is equipped with infrared emitters and sensors, called DFI sensors, located above the Waste Drawer that check if the drawer is full each time the Globe returns to the Home position. In the event you need to replace your DFI sensors, please follow these instructions. Kit includes: Drawer Full Indicator board assembly (2) retainersHello, I have a problem with Litter Robot 3. It has blue flashing light at the beginning. I have tried everything (cleaning, reset, check dfi sensor and empty drawer) and when I plug back in it stuck at solid yellow light now (yellow light only). None of buttons is worked even the power button. Any help would be appreciatedRemoving the bonnet, flexing/bending back the latches (I discovered I wasn't properly seating the back clasps in-place, this helped a bit with the jerky spinning but failed to avoid the pinch detect fault) Emptied the tray, ensured the bag was installed properly. Emptied the litter entirely and replaced to ensure it's below the fill line.3. Place treats on the step or around the Litter-Robot so your cat associates rewards with the unit. 4. Since cats are curious and love to go into boxes, try putting the original packaging over the Litter-Robot with a hole cut out for the entryway and drawer. 5. Once you notice that your cats have used the Litter-Robot, pow-Litter-Robot III Open Air - DFI Fault Flashing Blue Light. This video will show you what the DFI sensors are. What do they do, where are they, how they work and how …1 2 3 The plastic component that covers the Control Panel on the Base is called the Bezel. Unscrew the 5 screws to remove the Bezel. Use needle-nose pliers to li˛ the Bezel out of place. 4 Free the Drawer Full Indicator wires by peeling back the piece of tape that holds the wires in the channel and out of the way of the Motor.New DFI and pinch detector installation video by the manufacturer of the amazing Litter-Robot III Open Air. the support provided and that this is 1...This is screaming possible control board issues, At first I was thinking the weight sensor was either too sensitive and or drifting out of spec but if its getting stuck randomly it could be a sensor interface issue on the control board. Plus if your LR is going in to sleep mode consistently by its self and the night light is stuck on despite ...25 Mei 2020 ... The DFI is an IR sensor inside the Litter Robot, just below the poop drop hole at the bottom of the globe. I've got a big cat, so the drawer ...The sensor you have circled is your weight sensor. The sensor you are needing to pay attention to is the DFI. The DFI are located higher up on the bases opening, they have the clean plastic shields covering them. As u/BacardiBlue mentioned, make certain the DFI is clean as well as the shields covering them. Afterwards to determine if the DFI is ...Some get lucky and don't have issues for a few years, but the main part that fails most frequently is the DFI sensor which costs $80 to replace each time. It beats scooping when the unit is functional. Hoping the company makes improvements to future products by removing unnecessary sensors and protecting the sensors that are necessary. ….

We understand how confusing this could be, but actually the connect version of the Litter-Robot uses a new model of the DFI sensor that only has one not two lenses as the older model. However, the constant blue LED blinking indicates an issue with the DFI sensor so we recommend you to go through this troubleshooting here:The Litter-Robot 3 Open Air DFI Hardware (v2) is a replacement DFI Hardware for your Litter-Robot 3. It is compatible with Litter-Robot 3 only. What's Included. 1x Litter-Robot 3 Open Air DFI Hardware (v2) Specifications. Compatible with Litter-Robot 3 only. Based on. Now, the “ready” light flashes blue and when I press the reset button, the “cycling” light flashes yellow/amber rapidly. I Googled this and seems to be an indicator that the weight or anti-pinch sensors are being tripped (based on the flashing yellow/amber “cycling” light). I unplugged the robot and disassembled and used a q-tip to ...However, the design allows litter (debris) to hit the sensor as it falls. Really stupid design. Simplest way to test is to pull out the drawer and run a cycle . If it still blinks blue, then the circuit board is either bad or the sensor is being blocked by something. Wipe the lenses and also get some compressed air and spray the area behind the ...Litter-Robot 3: Differences Between DFI Sensors. 9476 | 2 | 7. This blog post describes differences between DFI sensors in Litter Robot 3 Open Air and Litter Robot 3 Connect. Posted on 20/05/2020 by igor_X in ...LR3 DFI & Pinch Sensor - Preventing Errors? Our family has had our LR3 for two years and are mostly in love with it. However, we've had another set of DFI & Pinch Sensors go bad this past week (our 2nd in the last year), which has me concerned about long-term viability of the unit.Litter-Robot 4 is equipped with OmniSense™ detection that utilizes laser and weight sensor technology to provide real-time litter and waste drawer levels. OmniSense™ also supports the SafeCat system which continuously analyzes four safety zones to ensure your cat is always safe. There are three laser sensors located in the top of the Bezel ... If the cleaning of the DFI sensor didn’t fix the issue, we recommend replacing it so you can order a new one from this link: ... Litter-Robot 3 Open Air DFI Hardware (v2) Replacement DFI Hardware for your Litter-Robot 3 Compatible with Litter-Robot 3 only The Litter-Robot 3 Open Air DFI Hardware (v2) is a replacement DFI Hardware for your ...Free Shipping Over $100 USD*. For products shipped by RobotShop to select locations. Description Replacement cat sensor force sensor for litter-robot III open air Compatible with litter-robot III open air only View more Multimedia. 1 2 3 The plastic component that covers the Control Panel on the Base is called the Bezel. Unscrew the 5 screws to remove the Bezel. Use needle-nose pliers to li˛ the Bezel out of place. 4 Free the Drawer Full Indicator wires by peeling back the piece of tape that holds the wires in the channel and out of the way of the Motor. Litter-robot 3 dfi sensor, The Litter-Robot 3 is equipped with infrared emitters and sensors, called DFI sensors, located above the Waste Drawer that check if the drawer is full each time the Globe returns to the Home position. In the event you need to replace your DFI sensors, please follow these instructions. Kit includes: Drawer Full Indicator board assembly (2) retainers, Ersatzteil für das Katzenklo Litter Robot III und Litter-Robot III Connect. Achtung: Für dieses Verbrauchsmaterial gilt eine 6-monatige Garantie!, Check for obstructions that might prevent the Cat Sensor from functioning. Make sure the Litter-Robot is on a firm, level surface. The Cat Sensor function can be affected if the rear feet of the unit are on carpeting or a litter mat. Check that there are no power cords running underneath the base of the robot that might obstruct movement. , Fabrizio779 • 3 yr. ago. you can disable the pinch sensor simply disconnecting the two red connectors from the pinch sensor and connecting them together. This will bypass the system. If the problem is the weight, try disassemble the feet, clean everything and reassemble (also you can adjust the sesitivity by screwing more or less the bolt ... , Litter Robot owner here -- Have had two litter robots and I think a recent batch of circuits is faulty. First one had no trouble with DFI for years; second one I bought refurbished and DFI went in 2 months. I replaced the DFI on first one, that lasted only 2 months. If Whisker does not get on top of this, they will lose their audience., Purchase replacement pinch contact and drawer full indicator (DFI) circuit board assembly for your Litter-Robot 3., Plus litter robot sent me a new dfi that had no plug on the end of it so they sent me a new one. Cut the cable off a broken one and soldered it to that one for a spare dfi. ... I've had to replace the DFI sensor 3 times in 2 years on one of mine - so it's gone through 4 sensors and it's only (now just over) 2 years old - November 2019. The ..., Litter-Robot makes easier by eliminating the daily chore of litter box scooping. ... Litter-Robot 3 Open Air DFI Hardware (v2) Whisker. ... (25 Pack) Whisker. Litter-Robot 3 Open Air Cat Sensor Whisker. Litter-Robot 3 Open Air Filter and Seal Kit Whisker. Litter-Robot 3 Open Air Fence Whisker. Litter-Robot 3 Connect Automatic Self-Cleaning ..., However, the design allows litter (debris) to hit the sensor as it falls. Really stupid design. Simplest way to test is to pull out the drawer and run a cycle . If it still blinks blue, then the circuit board is either bad or the sensor is being blocked by something. Wipe the lenses and also get some compressed air and spray the area behind the ..., As a comment, the 34 cycle cycleCapacity seems really large. It starts at 21 when you first get your Litter Robot, then the Litter Robot adjusts as it sees how many cycles it takes for the DFI (Drawer Full Indicator) for your cats. The DFI is an IR sensor inside the Litter Robot, just below the poop drop hole at the bottom of the globe., Plus litter robot sent me a new dfi that had no plug on the end of it so they sent me a new one. Cut the cable off a broken one and soldered it to that one for a spare dfi. ... I've had to replace the DFI sensor 3 times in 2 years on one of mine - so it's gone through 4 sensors and it's only (now just over) 2 years old - November 2019. The ..., DFI Boards to the Base. 3 Figure 10 Figure 12 Figure 9 Figure 11 Figure 13. INSTALL NEW DFI BOARD ASSEMBLY 15. On the front edge of the opening, free the gray ... 1-877-250-7729 or [email protected] LR3-8051-0a. Title: LR3-8051-0a_gr - Installation Guide - DFI.indd Author: mhanna, The issue that you are having would require replacing the DFI sensor and the 3 sets of pins so you can order the following parts from the following links: RobotShop Europe Litter-Robot 3 Open Air DFI Hardware (v2) Litter-Robot 3 Open Air DFI Hardware (v2) Replacement DFI Hardware for your Litter-Robot 3 Compatible with Litter-Robot 3 …, New DFI and pinch detector installation video by the manufacturer of the amazing Litter-Robot III Open Air. the support provided and that this is 1..., Troubleshooting steps already taken: unplugging it and plugging it in again. cleaning the unit. slightly opening the pin in the power jack. making sure that it is plugged directly into the wall using its original power adaptor. making sure that the unit is on level ground and not touching anything else., Capteurs DFI (V2) prévus pour les LITTER ROBOT III Open air · Compatible uniquement avec Litter-Robot 3., However, the design allows litter (debris) to hit the sensor as it falls. Really stupid design. Simplest way to test is to pull out the drawer and run a cycle . If it still blinks blue, then the circuit board is either bad or the sensor is being blocked by something. Wipe the lenses and also get some compressed air and spray the area behind the ..., Jun 12, 2021 · The unit is pushed into a corner, against a wall, or furniture. The red blinking light indicates CATS (the cat sensor) is detecting excess weight for more than 2 minutes. To test your changes, power the unit off and then on. Allow the unit to complete the start‐up cycle and return Home with a solid blue light. , My litter robot 3 had been flashing blue light and then yellow light (very fast) after pressing the reset button. I’ve read some troubleshooting to check for the metal pinch bars to be in contact all the time. I’ve tried to clean it and it appears to be in contact as well. ... In this case, the DFI sensor needs to be replaced., Litter-Robot 3 Pinch Contact. $5. Buy in monthly payments with Affirm on orders over $50. Learn more. If your Litter-Robot 3 is no longer under warranty, you can purchase this replacement pinch contact. Qty., Just setup the LR4 - added litter and plugged in. During its first cycle it got stuck and won’t return to the home position. The lights are flashing 3 red and 2 yellow. I emptied out all of the litter thinking I added too much and tried to reset it but it’s doing the same thing still., Just setup the LR4 - added litter and plugged in. During its first cycle it got stuck and won’t return to the home position. The lights are flashing 3 red and 2 yellow. I emptied out all of the litter thinking I added too much and tried to reset it but it’s doing the same thing still., If your robot has problems with the yellow blinking light, please follow the troubleshooting below to determine whether the issue is due to excess weight, the bonnet connection, or the Anti-Pinch safety feature: *The blinking yellow light will switch to blinking red after 2 minutes if the cat sensor (CATS) has been continuously activated by excess …, Makerlab Electronics Telephone: 02-7340-6588 For walk in customers: +639998893894 +639985363995 For webstore: +639190864885 FB Page: @MakerlabElectronics PICK-UP LOCATION: 1231 Tomas Mapua St. Sta. Cruz, Manila If you have any questions or concerns, please do not hesitate to contact us., We understand how confusing this could be, but actually the connect version of the Litter-Robot uses a new model of the DFI sensor that only has one not two lenses as the older model. However, the constant blue LED blinking indicates an issue with the DFI sensor so we recommend you to go through this troubleshooting here:, Our litter robot was Flashing Yellow Slow & Fast, then Fast Flashing Blue despite being empty and lastly just Random Lights. Watch for the solution to this, ..., Litter-Robot 3 Open Air DFI Hardware (v2) Litter-Robot 3 Open Air DFI Hardware (v2) Replacement DFI Hardware for your Litter-Robot 3 Compatible with Litter-Robot 3 only The Litter-Robot 3 Open Air DFI Hardware (v2) is a replacement DFI Hardware for your Litter-Robot 3. It is compatible with... Price: GBP 29.51, Purchase replacement pinch contacts and drawer full indicator (DFI) circuit boards for your Litter-Robot 3. Contact Whisker Support if your robot is …, If Customer Service directed you to check the Pinch Detect Terminals on your Litter-Robot 3, this video will show you how., Slow blue light --> fast yellow flashing light. I have a pretty old LR 3 (non-Connect, serial # 028957). I replaced the DFI and pinch detect terminals about 1.5-2 years ago and it's been working pretty well since then. A few days ago, the unit stopped cycling entirely. The blue DFI light started blinking even when the tray was empty, and after ..., Plus litter robot sent me a new dfi that had no plug on the end of it so they sent me a new one. Cut the cable off a broken one and soldered it to that one for a spare dfi. ... I've had to replace the DFI sensor 3 times in 2 years on one of mine - so it's gone through 4 sensors and it's only (now just over) 2 years old - November 2019. The ..., Finally, even though a Litter-Robot is a completely automated machine, it does require some maintenance from time to time. Sensor detections are the most common cause of device failure. Vulnerable activities, such as a large volume of litter or waste, or dirt on the DFI sensor or lenses, can cause your Litter Robot to blink., Litter-Robot Automatic III Open Air (Cat Litter): 3.8 out of 5 stars from 37 genuine reviews on Australia's largest opinion site ProductReview.com.au. ... However over the last 3 years we have spent a lot of money on replacing, 2 wiring harnesses, 3 sets of DFI sensors, 4 sets of pinch detector contacts, 1 set of hood contacts, 1 new goble, 3 ...