Litter robot blinking blue light not full

Dec 3, 2021 · The 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. It is subjected to conditions which most robots - if they had a choice, would prefer not to be subjected to. There's a lot of dust and debris which can cause issues, which leads to the robot not ...

Rapidly flashing yellow cycle light. Our LR3 connect is displaying a rapidly flashing cycle light and will not work. I have completely dissembled and deep cleaned. I paid special attention tot he pinch detector and DFI areas, making sure that the pinch detector can move freely and the DFI sensor is clean.Instructions followed and unit left off for an hour to allow plenty of time. Blue light is now constantly flashing and only stopping after the reset button is pressed. Following the next cycle the blue light resumes flashing and automatic operation ceases. The drawer is completely empty. This follows a period of the issue occurring intermittently.A flashing blue light on the Litter-Robot III Open Air is the Drawer Full Indicator (DFI) sensor advising the waste drawer is full and needs to be emptied. The DFI is located on the underside of the top of the base, left and right side of the dump chute, and are narrow green circuit boards with clear plastic covers.Step 1: Check the Power. The first thing to do when it comes to troubleshooting a Litter Robot that is stuck mid-cycle is to check the power. Make sure the unit is plugged in and the power cord is securely connected to the unit and the outlet. If the power cord is loose, securely reconnect it. If the outlet is not functioning, try plugging the ...Step 10: Manual Cat Sensor Activation. Press on the Globe just above the entrance in a forward and downward direction—just press and release. The blue light should turn off and the red light should come on. You've activated the Cat Sensor to simulate your cat entering the Globe, then exiting. Allow the Wait Time (3, 7, or 15 …If the unit cycles and the light turns solid blue, then your Litter-Robot is cycling normally.We recommend cycling the unit 1-2 more times to confirm. If the unit does not return to a solid blue light and you have a single-board style drawer full indicator, then go to the bottom of this email and try Recalibrating the sensor. Colour of light and flash rate or APP history help with diagnosis. Blue flashing light fast flashing yellow light maybe DFI or pinch detector issue. Helpful information is available here. ... Troubleshooting for Litter-Robot 3 Open Air blue flashing light/fast flashing yellow ... blue flashing, fast flashing yellow, Drawer Full Indicator …I recently purchased a litter robot 3 connected and the litter robot has been working perfectly up to this point, however, since I did my first litter empty the unit will not reset properly. I have the flashing blue light constantly. I press the reset button and I can get the blue light to remain steady but after one cycle it is back to flashing and indicating the drawer is full. I have ...

3. The Litter-Robot might need to be reset. If the unit has been having difficulty cycling you may need to reset the unit. To do this unplug the unit and wait 30 seconds. Next press and hold the RESET button on the back of the unit for 5 seconds. The unit will make a beeping sound and the power light will flash.Step 10: Manual Cat Sensor Activation. Press on the Globe just above the entrance in a forward and downward direction—just press and release. The blue light should turn off and the red light should come on. You've activated the Cat Sensor to simulate your cat entering the Globe, then exiting. Allow the Wait Time (3, 7, or 15 minutes ...Litter-Robot 4 user? Visit our support guide on troubleshooting Litter-Robot 4 lights. Litter-Robot 3 lights: Quick references instruction. While you’re looking forward a quick reference guide on all the Litter-Robot 3 lights, download the digital guide here or click on this figure back. Litter-Robot 3 beaming blue light. You’ll most ...To troubleshoot the blue blinking, let’s start by power cycling your unit: 1.) Leave your unit powered ON with the blue blinking light engaged & Unplug your power supply from the base 2.) Wait 10 seconds then plug the unit back in 3.) Allow the unit to complete a start‐up cycle. If the light is …Dec 10, 2021 · 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.

Solid white light indicates the unit is in Gravity Mode. A 3-second long press of the Gravity Mode button will enable or disable Night Mode (dimming lights). Gravity. Press the Connect button to turn WiFi ON or OFF. WiFi connecting is indicated by a blinking blue light, and WiFi connected is indicated by a solid blue light. Turned machine back on and it shows the yellow light on cycle but nothing happens and then the blue yellow red lights come back on. Thank you for your reply. This could be a motor problem or a malfunction from the circuit board. Turn the unit off. Remove the bonnet and globe.I did :( it's just below the line. It finally ran a full cycle, randomly. Worried it won't run again after a cat uses it because of how it's acting. I put the other litter box out just in case it stops again. I've also checked the balance because we have it on a run, making sure the base is actually on the floor and not against the wall.Husband says. Hold down the reset button. Continue holding the button, unplug the unit. continue holding button, plug the unit in. Release button. Press cycle and empty at the same time, then let go when the power light turns blue. No idea why this worked, but it definitely did.Emptying the Waste Drawer when indicated is important to ensure that your Litter-Robot continues to cycle automatically. Troubleshooting. A flashing Blue Light is normal, indicating the Waste Drawer is full. If your unit displays a flashing blue light or you received a “drawer full” notification in the Whisker App, please follow these steps:

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To troubleshoot the blue blinking, let’s start by power cycling your unit: 1.) Leave your unit powered ON with the blue blinking light engaged & Unplug your power supply from the base. 2.) Wait 10 seconds then plug the unit back in. 3.) Allow the unit to complete a start‐up cycle.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 ...Disconnect the bonnet. Gently flex the two front bonnet tabs outward and hold for about 20-30 seconds. Reattach the bonnet. There are four tabs total: two in the back, two on the sides. You should feel a secure snap and hear a “click” when placed back into the slot, and the bonnet should sit closer to the base.If you see the blue light flashing on your Litter-Robot, it means that the drawer is full and needs to be changed. Be sure to empty the drawer when the light is flashing to keep your Litter-Robot working properly. Indicator lights are an important part of any robot.Tldr: my robot has a blue flashing light and none of the buttons do anything, only on/off. I’ve tried the basics. I’ve had the litter robot for a few years, but can’t remember if it’s a 1 or 2 model. I’ve encountered an issue I can’t fix. It started with the quick flashing yellow light (pinch detector issue).

pjutras May 6, 2019, 1:53pm 6. Hi, The blue light will blink to indicate that the Drawer is full. If the blue light is blinking after each cycle even when you press the reset button, this mean that either there is something obstructing the way between the 2 DFI sensors or that the sensors themselves are defective.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 Connect is the highest-rated, WiFi-enabled, automatic, self-cleaning litter box for cats. Never scoop cat litter again while giving kitty a clean bed of litter for each use. Litter-Robot 3 Connect comes with a 90-day money-back guarantee +I recently purchased a litter robot 3 connected and the litter robot has been working perfectly up to this point, however, since I did my first litter empty the unit will not reset properly. I have the flashing blue light constantly. I press the reset button and I can get the blue light to remain steady but after one cycle it is back to flashing and indicating …If your unit is not displaying a solid blue light after returning to home position, or cannot complete the cycle, please continue with troubleshooting. Inspect the Globe Check for excess litter inside the Globe. Using more than 10 lbs of litter can strain the motor, causing an over-torque fault.The yellow light on my Litter Robot III is flashing. I’ve cleaned all the sensors and nada. ... When I pulled it apart and put it back together, the tray full light was blinking. I hit the reset button and it went back to the yellow flashing light again. ... Usually when rapid yellow appears, so does the flashing blue. You’ll need to get a DFI replacement kit and replace …How to fix the blinking blue light on the litter robot open air that says the tray is full when it’s not. I hope this helps.The 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. It is subjected to conditions which most robots - if they had a choice, would prefer not to be subjected to. There's a lot of dust and ;debris which can …How to fix the blinking blue light on the litter robot open air that says the tray is full when it’s not. I hope this helps.If the unit cycles and the light turns solid blue, then your Litter-Robot is cycling normally.We recommend cycling the unit 1-2 more times to confirm. If the unit does not return to a solid blue light and you have a single-board style drawer full indicator, then go to the bottom of this email and try Recalibrating the sensor.

We have had our Litter Robot for 5 years. We have 4 indoor cats & initially the Robot was great. After about 2 years we noticed issues with the cycling & blinking yellow & blue lights; the globe not returning to it's normal position & in a lot of circumstances, it had stayed upside down for goodness knows how long while we were …

If you are in warranty, go through the Whisker troubleshooter HERE for a flashing blue light or a fast flashing yellow light. And they will depending on your skill will either send a DFI pinch kit out for free or will outright replace the base unit. If you are out of warranty you can get a upgraded replacement DFI HERE for $30.Robot ready for use Robot cycling Sleep mode enabled, within specified sleep time Waste drawer full Cat detected and wait time Cat sensor fault countdown initiated Solid Blue Solid Yellow Flashing Yellow Flashing Blue Solid Blue & Yellow Solid Red Flashing Red What’s in the Box Carbon filter (3) Waste drawer liners What do the lights mean ... If your unit is not displaying a solid blue light after returning to home position, or cannot complete the cycle, please continue with troubleshooting. Inspect the Globe Check for excess litter inside the Globe. Using more than 10 lbs of litter can strain the motor, causing an over-torque fault.The blue light on your Litter-Robot is an indicator that it is time to empty the waste drawer. The Litter-Robot uses sensors to determine when the drawer is full, and the blue light will begin flashing when it is approximately 2/3 full. The blue light on the Litter-Robot is an indicator that the cycle is complete and that it is safe to remove ...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. Litter-Robot 3: Wait Time Setting Litter-Robot 3: Yellow & Red or Blue & Red Flashing (Motor Over-torque) Litter-Robot 3: Yellow and Blue Light (8-Hour Sleep Mode) Litter-Robot 3: Yellow Flashing Quickly (Pinch Sensor) Litter-Robot 3: Yellow Flashing Slowly (Bonnet Removed & Cat Sensor) Litter-Robot Power Supply Specifications Litter-Robot ...Alternating White and Green flashing light. I’m about to go on a trip and my litter robot is flashing white and green. The website doesn’t have a blurb on this and I’m trying to fix it before I go. It’s also slightly off center after I turn it off and back on. Has anyone had this problem and how did you fix it?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 …Litter-Robot 3 models (Litter-Robot 3 and Litter-Robot 3 Connect) are equipped with a Drawer Full Indicator sensor (DFI sensor). It is located above the Waste Drawer and it checks if the drawer is full each time the Globe returns to the Home position. The Control Panel displays a flashing blue light when the DFI is activated.Press the cycle button (Removing the waste drawer). Press the Reset button twice. Make sure any dirt or obstacles is not blocking the sensor. If the blue light is blinking now, the drawer is somehow removed. Now, if the sensors are clean, there is no dust in the drawer.

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The blue light flashing on my litter robot indicates that the power is on and the unit is functioning properly. There are a few reasons why the blue light might be flashing on your litter robot. The most common reason is that the unit needs to be emptied. The blue light will also flash if there is a power outage or if the unit is not set up ...And then just a few weeks ago I got tired of it and bypassed the pinch sensor. It still did not work flashing the same way in the above video. Many more cleanings later and it started working for just a week. What's frustrating is that the app and flashing code clearly indicate it's an issue with the pinch sensor but that doesn't seem to be the ... The Litter-Robot 3 is equipped three LED lights to indicate certain statuses and faults with your unit. ... Red, then Yellow, then Blue (Flashing sequentially, one light at a time): This means the unit cannot find the Home position. It will continue to function in automatic mode but needs repair. ... the Drawer Full Indicator, Motor, Control Panel, or any other …Rapidly flashing yellow cycle light : r/litterrobot. by BootleggerBill. Help! Rapidly flashing yellow cycle light. Our LR3 connect is displaying a rapidly flashing cycle light and will not work. I have completely dissembled and deep cleaned. I paid special attention tot he pinch detector and DFI areas, making sure that the pinch detector can ...If you have a Litter-Robot III Open Air 3 and it's stopped working with yellow blinking / flashing light and/or the globe does not rotate in normal operatin...How to Fix the Dump Position Fault. Step 1: Disassemble Your Unit. Step 2: Ensure That the Unit Is Sitting on Level Ground. Step 3: Empty the Waste Drawer and Put Your Litter Robot Back Together. Step 4: Conduct a Test Cycle. What You Should Do If These Steps Don’t Fix the Issue. Conclusion.The red blinking light indicates CATS (the cat sensor) is detecting excess weight for more than 2 minutes. In this comprehensive tutorial video guide, Aiman...Mar 25, 2022 · The most common light signal you have to deal with when you have a Robot litter box is the blue light. It’s also the easiest to troubleshoot. A solid blue light means that your unit is ready to use and everything is working as it should. On the other hand, a blinking blue means that the waste drawer is full. Ever since I changed the last bag, my litter robot 3 has had its blue light blinking after every use. I can hit reset and it stops, until the next time it is used. Will deep cleaning help? I open the drawer every morning to rearrange things as it tends to pile up in the back of the tray. The bag is not higher than the drawer. This is happening ...Press the cycle button (Removing the waste drawer). Press the Reset button twice. Make sure any dirt or obstacles is not blocking the sensor. If the blue light is blinking now, the drawer is somehow removed. Now, if the sensors are clean, there is no dust in the drawer. ….

Preparation. If Litter-Robot 4 has a blue light bar with a yellow blinking light adjacent to the Connect button, this indicates that the unit is in Onboarding mode and waiting to be connected to the app.. You can now proceed with the onboarding process within the Whisker App to finalize connection.. When your Litter-Robot 4 has successfully …Litter Robot III Connect - Flashing blue light, no buttons work, no start up cycle Hi! I came back home to my Litter Robot stuck in mid-cycle with a puddle of pee on the internal shield. I'd received a "pinch detected" and "bonnet removed" error messages via the app a few hours earlier but thought I could clear it when I got home.1.) Press/Hold ‘Cycle’ button for 5 seconds. Both blue AND yellow lights are now on. 2.) Press/Hold ‘Cycle’ button for 5 seconds. Yellow light turns off, blue light remains lit. 3.) Activate the cat sensor by pressing on the globe just above the entrance in a forward and down motion. The red light should come on now.Hi, So I am having this issue again!!! 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. The pin is not corroded as well. Please …If you are in warranty, go through the Whisker troubleshooter HERE for a flashing blue light or a fast flashing yellow light. And they will depending on your skill will either send a DFI pinch kit out for free or will outright replace the base unit. If you are out of warranty you can get a upgraded replacement DFI HERE for $30.Drawer Full Indication: A blinking blue light will notify you when the waste drawer is full. Works on Safe 15 VDC Power; Easy Simple Control Panel; Accommodates cats weighing 2.3kg or more; The Litter Low Down. The Automatic Litter-Robot™ III Open Air has been designed to work with various types of clumping litter, not just premium clumping ...Dec 29, 2017 · The Litter Robot Open Air III has a blinking blue light when the bottom drawer is full. This review shows what that looks like and how to fix it.Since I boug... Jul 23, 2016 · 1.) Press/Hold ‘Cycle’ button for 5 seconds. Both blue AND yellow lights are now on. 2.) Press/Hold ‘Cycle’ button for 5 seconds. Yellow light turns off, blue light remains lit. 3.) Activate the cat sensor by pressing on the globe just above the entrance in a forward and down motion. The red light should come on now. Litter robot blinking blue light not full, , So woke up this morning with litter robot 4 offline. The big light is solid blue with the little light flashing blue. How do I reconnect it? I pressed the wifi button once, goes to solid light yellow, pressed it again and goes back to blinking blue. If I press the wifi for 3 seconds, goes to flashing yellow, but nothing happens on the app. It ..., Hi, The following troubleshooting should resolve the blue light blinking while the waste drawer is empty. Once resolved, the unit should consistently recognize when your cat visits and cycle accordingly. To troubleshoot the blue blinking, let's start by power cycling your unit: 1.) Leave your unit powered ON with the blue blinking light engaged & Unplug your power supply from the base 2 ..., And then just a few weeks ago I got tired of it and bypassed the pinch sensor. It still did not work flashing the same way in the above video. Many more cleanings later and it started working for just a week. What's frustrating is that the app and flashing code clearly indicate it's an issue with the pinch sensor but that doesn't seem to be the ... , During each Clean cycle, the DFI Sensor will measure the level of waste within the Waste Drawer as the Waste Port passes over the Waste Drawer. Once a full Waste Drawer is detected, the unit will indicate it is full with a blue light bar flashing. You will also receive a notification on your phone if you use the Whisker App., I did. We have 2 of them as we have 3 cats and I love it more than the litter robot personally. I’d rate it an 8/10 and of course there are downsides to it like there is with …, 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 ..., Blinking blue light means that the waste drawer is full, and you should empty it as soon as possible. Why is my Litter-Robot flashing all three lights? Three …, The most common light signal you have to deal with when you have a Robot litter box is the blue light. It’s also the easiest to troubleshoot. A solid blue light means that your unit is ready to use and everything is working as it should. On the other hand, a blinking blue means that the waste drawer is full., #1 Blue Light The most common light signal you have to deal with when you have a Robot litter box is the blue light. It's also the easiest to troubleshoot. A solid blue light means that your unit is ready to use and everything is working as it should. On the other hand, a blinking blue means that the waste drawer is full., Disconnect the bonnet. Gently flex the two front bonnet tabs outward and hold for about 20-30 seconds. Reattach the bonnet. There are four tabs total: two in the back, two on the sides. You should feel a secure snap and hear a “click” when placed back into the slot, and the bonnet should sit closer to the base., Status Indicator Lights. Solid Blue: Feeder is in Automatic Feeding Mode. Solid Yellow: Hopper is low indicating less than 20% food remaining. Solid Red: Hopper is critically low indicating less than 5% food remaining. Flashing Red: Dispenser is jammed. Solid Purple: Food Bowl and Food Chute are full for 12+ hours (food has not been consumed), This takes between 3-5 seconds. Both the yellow and blue light will be on together, not flashing, during the active 8 hours, indicating the Robot is in 8 Hour Sleep Mode. When the 8 hour period ends, the Robot will automatically run a clean cycle. Once the globe has returned to the Home position, only the blue light will be on., Litter-Robot Customer SupportPhone: 1-877-250-7729 | Hours: 9am – 7pm ETEmail: [email protected]. We have had our Bisque-colored (we just got a Grey LR III) Litter-Robot Open Air for 3 years. Here’s the email that LR sent me that I reference in our “repair” video: If the Litter-Robot 3 cannot find the Dump and/or Home position ..., If your Litter-Robot 3 is displaying a yellow light flashing slowly, this indicates a cycle has been interrupted either by the Cat Sensor or Bonnet removal. Press the Reset button to resume the cycle. If your unit returned home and displays a solid blue light, you've been successful. If your unit is not displaying a solid blue light after ..., Emptying the Waste Drawer when indicated is important to ensure that your Litter-Robot continues to cycle automatically. Troubleshooting. A flashing Blue Light is normal, indicating the Waste Drawer is full. If your unit displays a flashing blue light or you received a “drawer full” notification in the Whisker App, please follow these steps:, Jun 29, 2017 · Hi, The following troubleshooting should resolve the blue light blinking while the waste drawer is empty. Once resolved, the unit should consistently recognize when your cat visits and cycle accordingly. To troubleshoot the blue blinking, let’s start by power cycling your unit: 1.) Leave your unit powered ON with the blue blinking light engaged & Unplug your power supply from the base 2 ... , These sensors detect when a cat has entered or exited the unit. If your unit has a red flashing light bar or the unit will not cycle, this indicates that the cat sensor has been triggered for more than 30 minutes. You will also receive a notification on your phone if you use the Whisker App. Successful: If your unit returned home and displays a ..., When I turn on the Litter Robot 3 (non-connect), blue light is flashing, then I press Reset and fast yellow light is flashing. When I press Reset again, blue light is flashing and so on.. What I checked so far: - Anti Pinch Pins looks good and are touching each other. - DFI is clean and 4 IR LEDs are blinking once a second. , The “ready” button would flash blue and I have gotten notifications on my app that the robot was full. I figured something was on the sensor so I wiped the sensors off tonight down in the litter tray compartment. Now, the “ready” light flashes blue and when I press the reset button, the “cycling” light flashes yellow/amber rapidly., When I turn on the Litter Robot 3 (non-connect), blue light is flashing, then I press Reset and fast yellow light is flashing. When I press Reset again, blue light is flashing and so on.. What I checked so far: - Anti Pinch Pins looks good and are touching each other. - DFI is clean and 4 IR LEDs are blinking once a second. , You'll most commonly notice a flashing or blinking blue light on your Litter-Robot 3 control panel. This blue light is called the Drawer Full Indicator, which means that the waste drawer is full (or approaching full) and needs to be emptied., The litter robot 3 blinking blue light indicates that the waste drawer is full and needs to be emptied. To resolve this issue, simply empty the waste drawer and restart the unit, and the blinking light should stop. , The litter robot 3 blinking blue light is generally an early warning system that something’s wrong with the device. Here are some common reasons why the blue light starts flashing: The waste drawer is full or not inserted correctly into the litter robot 3. There’s something blocking the entrance where your cat goes into the device, or the exit where the waste is …, To troubleshoot the blue blinking, let’s start by power cycling your unit: 1.) Leave your unit powered ON with the blue blinking light engaged & Unplug your power supply from the base 2.) Wait 10 seconds then plug the unit back in 3.) Allow the unit to complete a startup cycle. If the light..., This is what the manual says: A yellow light flashing quickly (about four times per second) indicates a cycle has been interrupted by the Anti-Pinch Safety Feature (see page 30). 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 ..., To troubleshoot the blue blinking, let’s start by power cycling your unit: 1.) Leave your unit powered ON with the blue blinking light engaged & Unplug your power supply from the base 2.) Wait 10 seconds then plug the unit back in 3.) Allow the unit to complete a start‐up cycle. If the light is solid blue, the code has been successfully ..., Another reason for the flashing yellow light could be a full waste drawer. If the waste drawer is full, the Litter-Robot will not be able to cycle properly. Empty the waste drawer and ensure it is properly inserted back into the unit. Additionally, the flashing yellow light could indicate a problem with the globe rotation. This could be caused ..., Litter-Robot 3: Wait Time Setting Litter-Robot 3: Yellow & Red or Blue & Red Flashing (Motor Over-torque) Litter-Robot 3: Yellow and Blue Light (8-Hour Sleep Mode) Litter-Robot 3: Yellow Flashing Quickly (Pinch Sensor) Litter-Robot 3: Yellow Flashing Slowly (Bonnet Removed & Cat Sensor) Litter-Robot Power Supply Specifications Litter-Robot ..., Jul 22, 2020 · Litter-Robot 3 flashing red light A solid ruby light on your Litter-Robot 3 control panel means that the cat sensor was activated by to cats entered an globe while the unit was ready for getting. This unit is counting down to a clean cycle, depending on your set wait time (3, 7, instead 15 minutes). , Litter-Robot 3: Reset Button. The Reset button will reset your Litter-Robot's Cat Sensor. You can think of the Cat Sensor as the scale and the Reset button as a way to zero the scale. IMPORTANT: Any time you do anything that affects the weight or placement of the unit, including adding or removing litter, emptying the Waste Drawer, or moving or ..., Help Troubleshooting Blue Flashing Light and Yellow Flashing Light (Rapidly) My Litter Robot III Open Air has a blue flashing light. When pressing Reset, the yellow light starts flashing rapidly, while the blue one is no longer lit. I tried cleaning the sensor, calibrating it, cleaning the anti-pinch safety measure. Nothing has worked so far., A solid blue and yellow light may flash and remain illuminated simultaneously. This indicates that your Litter-Robot has entered its 8-Hour Sleep Mode. To deactivate this, just press and hold the Cycle button and the machine will be ready once again. However, the simultaneous flashing of all colored lights is a big problem.