Wondering if anyone has managed to fix the persisent pinch detect error? Posting as I am about to oull my hair out. We've had our 3 for 2.5 years and largely has been great. ... I might cry, litter robot might have helped solve our …Litter-Robot 4 Size. Compared to Litter-Robot 3, the Litter-Robot 4 is a bit smaller measuring 22 x 27 x 29.5 inches. The Litter-Robot 4 offers two designs: one with a step and the other with a handle. The handle-equipped type is best for cats who like to enter the unit directly without utilizing the step.Stop scooping cat litter, contain litter box odours, and give your kitty a clean bed of litter every time with the amazing Litter-Robot™ 4. Elegant modern design maximizes comfort for cats of all sizes. LR4 features advanced litter-sifting technology, reduced litter tracking, and real-time monitoring of waste and litter levels through the Whisker APP. Join 1 …Make sure waste bin is empty -> push reset button -> push cycle button. Unplug from power -> check waste port in globe for clumps / obstructions -> Plug in & power on -> complete two manual cycles. Litter-Robot 4 Solid Red [Cat Detected] Wait for set wait timer to complete after last cat detection (could just be normal cycle) Can hit the reset ...Jan 29, 2023 · If your Litter-Robot is not detecting when your cat enters or exits the unit, there are a few things you can do to try and fix the issue. First, check to make sure that the infrared sensor is not blocked by anything. If it is, move the obstruction and see if that fixes the problem. If not, try resetting the unit by unplugging it for 30 seconds ... Jan 27, 2023 · Step 1: Check the Sensor’s Placement. Obviously, the first fix you would want to apply is to check the placement of the sensor. The sensor should be placed in the middle of the entrance, with the lens facing toward the inside of the litter box. If the sensor is not properly placed, it may not be able to detect when a cat enters or exits the box. Check for excess weight, such as too much litter or waste. When you are done, press the Reset button to reset the cat sensor. If the cycling light is slowly flashing yellow (about once per second) or you are receiving a Cat sensor interrupt or Bonnet removed notification, this indicates a cycle has been interrupted by a cat entering the globe ...These sensors monitor for potential pinch conditions at all times. If your unit displays a green and white alternating light bar, this indicates an anti-pinch fault during power up. …There can be a few causes for this, main one being the LR hasn't been cleaned in a while allowing enough litter to accumulate on the top of the base. This results in the globe having to rub against the litter causing excessive drag. Another is the gear box for the drive motor is running dry on lube slowing it down making the motor work harder ... Turned out that the DFI board (the two PCBs on either side of the opening) was busted. You can order a new DFI kit for $80 off the litter robot website. I'm not sure how it broke, bit I read somewhere that something can blow if you remove or replace the bonnet while the robot is still plugged in. Please contact our team at 877-250-7729 or ...I cleaned the contacts and still had pinch fault. The pinch wiring feeds to the dfi board so I replaced the dfi board and pinch alarm went away. I also had the red,yellow light. It turned out that I partially pulled out the dfi plug on main board when putting it back together. Preparation. Litter-Robot is equipped with the SafeCat system that uses the cat presence motion sensor to detect motion in the waste drawer. If your unit displays a red ping-pong light bar, this indicates that motion was detected in the waste drawer and the globe will cycle to the Dump position to allow the object to escape. So, whisker devs FIX THE APP or ill hack you and do it myself. Go line by line in your code and use a note book or white board to explain each function in words like: this is what makes the app UI, this is for when the robot sees an error, etc. You will find the faulty code and then you can fix it. Okay? Okay. Thank you.A week ago, the pinch detector went off, and since then, the device stopped working. Did a full cleaning, triple checked the pinch detector was clear with no litter and verified that the circuit was complete with a multimeter - something else was wrong.Cleaning the sensors. With the globe, bonnet, and drawer removed, lean the unit backward so that you can look into the holes on the bezel to see each sensor. Using a clean, dry cotton swab, carefully clean the surface of each sensor to remove any dust. It is important to note that it will be very difficult to see any dust, specifically on the ... Yup, the unit where I just replaced the DFI and pinch kit did this about 1 day after replacement and won't even cycle now. I have another unit with the pinch detect fault so I will try the bypass on that unit. These things are such trash.I would make sure it is seated correctly, and if you want to make extra sure you can remove it and then try a cycle. Always unplug from the back of the unit as opposed to the wall if you want to do a complete reset. Leave it unplugged for 10 mins and then plug it back in. Erinsceales. • 1 yr. ago.Shop Litter-Robot bundles and save. We offer pet care bundles to help you save while making the most of your self-cleaning litter box purchase. Enjoy savings of up to $50* or more when you shop bundles, which include Litter-Robot along with popular cat accessories, extended warranty, and other helpful add-ons.To unpause the unit, press the cycle button. To abort the clean cycle, press reset or empty. Press any button to put the unit on pause. On the other hand, a blinking yellow light signals a problem. How to resolve the issue depends on the flashing sequence: A slow yellow flashing light (one flash per second)"Full disassemble" is taking off the bonnet, taking out the globe (dumping the litter), taking out the bottom tray. Spray down and scrub inside the globe. The base gets scrubbed, particularly the pinch detector! Wipe down the outside of the globe and the bonnet, scrub anywhere that got some litter on it.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 …Edit2: after watching more videos it looks like there is a pinch sensor :(. But I hope someone can tell me if it has been improved to help stop or slow down corrosion. I have had the litter robot 2 and am using the litter robot 3 for a few years now. But the thing I hate most are the sensors. Specifically the pinch sensor and bonnet sensor.The Litter Robot 4 is a bit “sleeker” and more modern-looking overall, though. It only comes in black and white, and the outside is glossier than Leo’s. ... Within a month of purchase and setup, the pinch faults began to occur …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 …Make sure waste bin is empty -> push reset button -> push cycle button. Unplug from power -> check waste port in globe for clumps / obstructions -> Plug in & power on -> complete two manual cycles. Litter-Robot 4 Solid Red [Cat Detected] Wait for set wait timer to complete after last cat detection (could just be normal cycle) Can hit the reset ...Litter Robot 3 not reversing during cycle. My Litter Robot 3 has been having a weird issue for the last two weeks. When it cycles, the globe rotates counter-clockwise until the hall sensor detects the magnet on the globe. It then stops, like it should. Then it's supposed to rotable clockwise to return to its home position, when the hall sensor ...Experience with Pinch Sensor Fault? Tips & Tricks Hey all, LR3 owners for about a year now and got a new error yesterday. A flashing yellow light and a message declaring a …Litter-Robot 3 DFI Kit + Pinch Detect Terminals Installation: Litter-Robot 3 DFI Kit + Pinch Detect Terminals Installation - YouTube How To Replace Bonnet’s Pin: How to replace bonnet's pin on Litter robot III - YouTube How To Replace Base’s Pin: How to replace Base's pin on Litter Robot III - YouTube. Let us know if you need further ...Led 5 - (Red) Wi-Fi - Fault Mode (Codes Pending) Unable to connect to router Verify router is powered up and operational Power cycle the robot Led 1 - (Blue) Battery mode enabled / Robot is in idle state Green / White Pinch sensor fault Cycle timed out Led 5 at Idle State Wi-Fi Mode (Leds 1-4 are blue) Alternate Single Led Codes Resets, OTA ... Press Reset again and it switches back to the slow blue, and the cycle repeats. The app history shows a Drawer Full fault and a Pinch Detect fault, as expected. What I've tried: Hard power cycle (unplug the power from the bot, hold the power button for ~5 seconds), then restart it. Thoroughly cleaned the pinch detectors and the bonnet sensors.While troubleshooting, I noticed that the metal contacts can be connected to bypass the bonnet, similar to what worked for bypassing the pinch. It would be great to find a way to bypass the DFI. Granted that could lead to poo smears on the globe, but I'm already in the habit of checking the robot frequently so that shouldn't happen.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 ... When you get the chance, gain access to the pinch detect switch and get some petroleum jelly or equivalent, encapsulate completely the contact points of the switch, glob it on thick! (see pic below) This will alleviate the errant pinch detect errors and still allow the intended operation of the switch.As for the blue blinking light, it’s related to the DFI sensor. Let us know if you need further assistance. Sincerely, Mariagav July 5, 2023, 5:02pm 8. Hi Ebram, Thank you for the information you sent me. I still have a problem: the DFI in my litter robot 3 is longer and different than the one received with my order.Remove the globe and put the bonnet back on to see if the motor will go the whole way. If so, it’s likely an issue with too much weight in the globe. If you haven’t made any changes with the type or amount of litter than it could be the gears not catching properly or the motor is just going bad.Litter-Robot 4 Size. Compared to Litter-Robot 3, the Litter-Robot 4 is a bit smaller measuring 22 x 27 x 29.5 inches. The Litter-Robot 4 offers two designs: one with a step and the other with a handle. The handle-equipped type is best for cats who like to enter the unit directly without utilizing the step.Check for excess weight, such as too much litter or waste. When you are done, press the Reset button to reset the cat sensor. If the cycling light is slowly flashing yellow (about once per second) or you are receiving a Cat sensor interrupt or Bonnet removed notification, this indicates a cycle has been interrupted by a cat entering the globe ...I cleaned the contacts and still had pinch fault. The pinch wiring feeds to the dfi board so I replaced the dfi board and pinch alarm went away. I also had the red,yellow light. It …There can be a few causes for this, main one being the LR hasn't been cleaned in a while allowing enough litter to accumulate on the top of the base. This results in the globe having to rub against the litter causing excessive drag. Another is the gear box for the drive motor is running dry on lube slowing it down making the motor work harder ... Take the screws out of the bottom of the base. Unplug the wire from each pinch bar and remove the bars from the plastic slots. Now take some pliers, tin snips, or whatever you have laying around and cut a clean, non-corroded piece of the pinch bar off so you have a small piece of metal. If you're going to bypass both the bonnet and the pinch ... Yup, the unit where I just replaced the DFI and pinch kit did this about 1 day after replacement and won't even cycle now. I have another unit with the pinch detect fault so I will try the bypass on that unit. These things are such trash.Oct 11, 2023 · Also read: Beyond Litter Disposal: Dealing with Pinch Detect Fault Litter Robot. Yellow Ping-Pong: Meaning: A light pattern resembling a moving ping-pong ball signifies the activation of the pinch detector for your cat’s safety. Solution: Look into the Waste Drawer for any foreign objects possibly triggering the sensors. Run a test cycle ... Oct 13, 2021 · Hi, I have a litter robot 3 purchased on the 11-08-2020 - Order No 1036965. We have a continuos flashing yellow light (Pinch Detector Problem) I have completed the following: -. Removed the “2 metal pins” and cleaned them - not dirty and afterwords checked the continuity between them - OK. Checked the 2 magnets - OK. Cleaned the DFI sensor. Hi there, we would be happy to help you. Are there any flashing lights on your unit? Have you reached out to our customer service team yet? Please let us know. Jan 29, 2023 · If your Litter-Robot is not detecting when your cat enters or exits the unit, there are a few things you can do to try and fix the issue. First, check to make sure that the infrared sensor is not blocked by anything. If it is, move the obstruction and see if that fixes the problem. If not, try resetting the unit by unplugging it for 30 seconds ... Tips and tricks for litter robot (pinch detect hack) Gives good tips. Also a very useful mod to protect pinch detect sensor. Final thing I’ll say, petroleum jelly on the metal connector for the pinch detect to help prevent corrosion. Mods, if you see this post please pin for future users to see. This is super useful!With most litters, the clean litter should be below the suggested line. This fixes the issue a lot of the time, even when it doesn’t look to full -make sure the bot is not touching the wall or anything else -make sure the bonnet is on correctly and seems tightly snapped -make sure the bag is hooked on the 4 notches, below the tray.June 9, 2023 Litter Robot 4, often referred to as the Litter-Robot 4 Connect, is the latest upgrade in a series of automatic, self-cleaning litter boxes from the company Auto Pets. It’s an advanced solution for cat …This is a common malfunction caused by the DFI Emitter board suffering from moisture intrusion. What's happening is when the globe reaches the dump position the control board then sends a request to the DFI to monitor the pinch status. Because the DFI is malfunctioning it gets either nothing or an errant pinch detect is in progress, this is ...Take the screws out of the bottom of the base. Unplug the wire from each pinch bar and remove the bars from the plastic slots. Now take some pliers, tin snips, or whatever you have laying around and cut a clean, non-corroded piece of the pinch bar off so you have a small piece of metal. If you're going to bypass both the bonnet and the pinch ...These sensors monitor for potential pinch conditions at all times. If your unit displays a green and white alternating light bar, this indicates an anti-pinch fault during power up. …Litter-Robot 3 DFI Kit + Pinch Detect Terminals Installation: Litter-Robot 3 DFI Kit + Pinch Detect Terminals Installation - YouTube How To Replace Bonnet’s Pin: How to replace bonnet's pin on Litter robot III - YouTube How To Replace Base’s Pin: How to replace Base's pin on Litter Robot III - YouTube. Let us know if you need further ...Litter-Robot 3 DFI Kit + Pinch Detect Terminals Installation: Litter-Robot 3 DFI Kit + Pinch Detect Terminals Installation - YouTube How To Replace Bonnet’s Pin: How to replace bonnet's pin on Litter robot III - YouTube How To Replace Base’s Pin: How to replace Base's pin on Litter Robot III - YouTube. Let us know if you need further ...Take the screws out of the bottom of the base. Unplug the wire from each pinch bar and remove the bars from the plastic slots. Now take some pliers, tin snips, or whatever you have laying around and cut a clean, non-corroded piece of the pinch bar off so you have a small piece of metal. If you're going to bypass both the bonnet and the pinch ... Jun 9, 2023 · The first step is to identify the fault. The Litter Robot 4 is designed to communicate issues to its user. In case of a cat sensor fault, the device’s control panel will flash a yellow light to alert you of the problem. Also read: Dealing with Pinch Detect Faults Litter Robot. Fundamental Diagnostic Steps These sensors monitor for potential pinch conditions at all times. If your unit displays a green and white alternating light bar, this indicates an anti-pinch fault during power up. …Jul 20, 2023 · Also read: Dealing with Pinch Detect Fault Litter Robot. 2. Inspect the Waste Drawer. The Litter Robot will cease cycling if the waste drawer is full to avoid overflow or jamming. It’s essential to empty the drawer frequently to maintain the device’s optimal functionality. The litter is above the fill line or in excess of 10lbs. The cat sensor has not been reset after adding weight. The waste drawer has too much weight. The unit is sitting on an uneven surface - grout lines on a tile floor or in a bathtub. The unit is pushed into a corner, against a wall, or furniture. Objects are resting or pressing on the unit.Two inches narrower than its predecessor, the Litter-Robot 4 is a sleeker, slightly more subtle addition to the home. Mallory Crusta / Cats.com. The new Litter-Robot has a larger circular opening, measuring 15” in diameter, giving your cat more room to enter than the previous model’s oblong 15.5” x 10.25” opening.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. My litter robot has not been spinning for the past 2 days, I finally got time this evening to disassemble it and try to fix it. My symptoms were: flashing blue indicator light (as if box is as full when it was empty) and if by some miracle it did cycle it would stop after dumping the clumps down below.With most litters, the clean litter should be below the suggested line. This fixes the issue a lot of the time, even when it doesn’t look to full -make sure the bot is not touching the wall or anything else -make sure the bonnet is on correctly and seems tightly snapped -make sure the bag is hooked on the 4 notches, below the tray.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. Make sure waste bin is empty -> push reset button -> push cycle button. Unplug from power -> check waste port in globe for clumps / obstructions -> Plug in & power on -> complete two manual cycles. Litter-Robot 4 Solid Red [Cat Detected] Wait for set wait timer to complete after last cat detection (could just be normal cycle) Can hit the reset ...holmes1r. • 2 mo. ago. Yes, the DFI need to be replaced. Bypassing it difficult at best so its easier to get the replacement. You can get a replacement DFI and pinch contacts from HERE . I highly suggest restoring the pinch contacts to their manufactured configuration. The pinch contacts can be made to be reliable once again by performing ...Cleaning the sensors. With the globe, bonnet, and drawer removed, lean the unit backward so that you can look into the holes on the bezel to see each sensor. Using a clean, dry cotton swab, carefully clean the surface of each sensor to remove any dust. It is important to note that it will be very difficult to see any dust, specifically on the ...Cleaning the sensors. With the globe, bonnet, and drawer removed, lean the unit backward so that you can look into the holes on the bezel to see each sensor. Using a clean, dry cotton swab, carefully clean the surface of each sensor to remove any dust. It is important to note that it will be very difficult to see any dust, specifically on the ... Oct 11, 2023 · Also read: Beyond Litter Disposal: Dealing with Pinch Detect Fault Litter Robot. Yellow Ping-Pong: Meaning: A light pattern resembling a moving ping-pong ball signifies the activation of the pinch detector for your cat’s safety. Solution: Look into the Waste Drawer for any foreign objects possibly triggering the sensors. Run a test cycle ... 1. geordi2. •. You can completely bypass (and cure) the pinch sensor issue with as little as a paperclip. All you need to do is unplug the two wire connector plugs from the aluminum pinch arms, and use the paperclip bent small enough to act as a joiner between the two connector plugs.Led 5 - (Red) Wi-Fi - Fault Mode (Codes Pending) Unable to connect to router Verify router is powered up and operational Power cycle the robot Led 1 - (Blue) Battery mode enabled / Robot is in idle state Green / White Pinch sensor fault Cycle timed out Led 5 at Idle State Wi-Fi Mode (Leds 1-4 are blue) Alternate Single Led Codes Resets, OTA ...LR3 Pinch Sensor Fault. Hello, I'm trying to get my LR3 to bypass the pinch sensor as it seems like a flawed design (already replaced that part of the box once before). I took the bottom part apart and cut the sensor wires and spliced them together and the robot still thinks there is a pinch fault. Is there a way to like reset the whole thing?Hi! So I am so over the litter robot 3 pinch detector. It caused me so many problems. I watched a million youtube videos and tried a million different hacks. I finally ordered a completely new pinch detector and DFI kit. I changed it all out, it was working great for about a month. Now these past few days I am back to seeing the pinch detector ... I would definitely recommend calling the Litter Robot support team - they were really helpful when I called with frequent cat sensor faults a few months after getting our litter robot 3 - they recommended filling it less than I have been - suggesting it may do better 1/2" or 1" BELOW the fill line - apparently with different weights of litters, they've found filling up to …It's my fault for adding too much litter and not resetting the weight sensor. Thanks to OP's comments, I was able to remove some litter, pop the lid, manually rotate the ball, put it back together and the robot finally ran a cycle and is all good now. 2. Share. DeCostaH.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.holmes1r. • 2 mo. ago. Yes, the DFI need to be replaced. Bypassing it difficult at best so its easier to get the replacement. You can get a replacement DFI and pinch contacts from HERE . I highly suggest restoring the pinch contacts to their manufactured configuration. The pinch contacts can be made to be reliable once again by performing ...Follow the video except that instead of replacing the sensor just take one of the pinch terminals and plug the wires you disconnected into each end of it. Maybe wrap the whole thing in some electrical tape after you are done, then re-assemble. 1. [deleted]Longtime readers may know that we purchased two Litter-Robots over three years ago for our multi-cat household. And today, we’re excited to share that we were selected as beta testers for the brand new Whisker Litter-Robot 4, which has now been announced to the public. ***Update: Read our newest review (published October 6, …Nov 9, 2022 · alias: Test - Litter Robot description: "" trigger: - platform: state entity_id: - sensor.litter_robot_status_code condition: [] action: - service: tts.google_translate_say data: entity_id: media_player.aaron_s_speakers message: [litterrobot__status_code message here] cache: true mode: single I wanted to create a TTS automation that would trigger every time the [sensor.litter_robot_status_code ... The Litter-Robot 3 is equipped with a cat sensor that detects when a cat enters and exits the globe. If the cat sensor has been continuously activated for 30 minutes or more, either by a cat that won’t leave the globe or by too much weight in the unit, the timing light will flash red. You will also receive a notification on your phone if you ...
The filter works very well and in either instance couldn't detect odors at all. It's important to keep an eye on it via the Whisker app. It connects to your robot, offers to nickname the machine (turd burglar), offers to send you notifications every time your kitty goes potty, to let you know of any errors immediately.. Welcome.asp
Litter-Robot 3 DFI Kit + Pinch Detect Terminals Installation: Litter-Robot 3 DFI Kit + Pinch Detect Terminals Installation - YouTube How To Replace Bonnet’s Pin: How to replace bonnet's pin on Litter robot III - YouTube How To Replace Base’s Pin: How to replace Base's pin on Litter Robot III - YouTube. Let us know if you need further ...Hey, all. About 9 months after the purchase of my litter robot 3 connect, I got the rapid yellow flash, telling me I had a fault in my pinch detector. After cleaning the metal bits failed, I ended up cutting the metal ends off and using a butt splice with an environmental seal to connect the 2 wires and bypass the pinch detector all together.Jan 13, 2023 · The first step in troubleshooting the pinch detection system is to check the power supply. Make sure that the power cord is securely plugged into the wall outlet and that the power switch is turned on. Additionally, check that the power cable is connected to the litter robot and that the battery is charged. Adjust the Height of the Litter Tray. Check for excess weight, such as too much litter or waste. When you are done, press the Reset button to reset the cat sensor. If the cycling light is slowly flashing yellow (about once per second) or you are receiving a Cat sensor interrupt or Bonnet removed notification, this indicates a cycle has been interrupted by a cat entering the globe ... As of now, my litter robot will refuse to cycle or empty while flashing the same yellow light over and over. I checked the waste drawer and anything in that area, to which there is nothing seemingly wrong there. Although roughly 4 weeks ago, it was terribly packed into the U Haul which broke the litter robot (globe and bonnet popped out).App Notice: Pinch Detected at Startup (Power Cycle & Factory Reset) Regular Reset: Reverts to "Drawer Full" when bin inserted. When NO bin inserted, stays on Pinch Detected. What I've already done: Completely removed litter bin/bag. Didn't think it was the problem but worth a try. Complete disassembly/clean.These sensors monitor for potential pinch conditions at all times. If your unit displays a yellow ping-pong light bar, this indicates that the anti-pinch sensors have been activated. You will also receive a notification on your phone if you use the Whisker app. While cycling, the globe will stop and retract for five seconds.Litter Robot 3 not reversing during cycle. My Litter Robot 3 has been having a weird issue for the last two weeks. When it cycles, the globe rotates counter-clockwise until the hall sensor detects the magnet on the globe. It then stops, like it should. Then it's supposed to rotable clockwise to return to its home position, when the hall sensor ...Yup, the unit where I just replaced the DFI and pinch kit did this about 1 day after replacement and won't even cycle now. I have another unit with the pinch detect fault so I will try the bypass on that unit. These things are such trash.Purchase replacement pinch contact and drawer full indicator (DFI) circuit board assembly for your Litter-Robot 3. Litter-Robot 3 Pinch Contact & DFI Kit Purchase replacement pinch contacts and drawer full indicator (DFI) circuit boards here, or if your Litter-Robot is under warranty, log in to your account, then click "Replacement Parts" to select the part …See full list on techdazed.com Community for all things Litter-Robot. Post your experiences, tips, tricks, and hacks. ... Slower flash is a pause in the cycle, rapid flash is a pinch detect fault. Rapid flash means you’ll need to clean the pinch detect sensors, or even replace them. Reply replyTo unpause the unit, press the cycle button. To abort the clean cycle, press reset or empty. Press any button to put the unit on pause. On the other hand, a blinking yellow light signals a problem. How to resolve the issue depends on the flashing sequence: A slow yellow flashing light (one flash per second)Litter-Robot is equipped with anti-pinch sensors on both sides of the waste drawer chute to ensure your cat’s safety while in use. These sensors monitor for potential pinch conditions at all times. If your unit displays a green and white alternating light bar, this indicates an anti-pinch fault during power up..