The all-new SmartScale lets you monitor kitty’s activity and weight through the app. Cat recognition. Laser and weight sensor technology detects cats weighing 3+ lbs. Enhanced safety. The integrated SafeCat System continuously analyzes 4 zones to ensure kitty’s safety. Multi-cat friendlyIt'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.The Litter-Robot litter sifting system requires clumping litter to work properly. We recommend a high-quality, clay-clumping litter. Use of lightweight litters, such as corn or wheat, may require more weight to activate the Cat Sensor. Litter beads and crystals that are small enough to pass through the screen will also work (periodic changing ...6 39 Share Sort by: Open comment sort options Add a Comment litterrobot • 1 yr. ago Thanks for the comment and sorry the smartscale isn't registering correctly. This should be addressed in an upcoming OTA (over the air update) to the software. I do not have a date yet. 6 Share IAmIntractable • 1 yr. ago Litter-Robot II Repair Guide - Chapter 4: Cat Sensor Micro Switch Litter-Robot II Repair Guide - Chapter 5: Sensor Harness This guide will help you with : Opening up the Litter-Robot II ... Connect one probe to the barrel and one probe inside the tip. If you measure ~15V or more, then your power supply is working. Testing Power Supply.The surface for your Litter-Robot should be hard to avoid the unit taking on extra absorption of weight. If the unit is sitting steady on the ground, but has a dip in the …Simply put: A well-functioning Litter-Robot means a happier cat and, by extension, a happier you. 1. The most common issues with Litter-Robot not cycling stem from power issues, the type of litter used, foreign objects, or software malfunctions. 2. Regular maintenance, including weekly waste drawer checks and bi-weekly thorough …Leo’s Loo Too is equipped with safety features and connects to an app that displays the cat’s bathroom schedules and weight, and the Litter-Robot 4 has similar features. Weight sensors detect ...The weight sensor can also be shorted to bypass, mine is currently like that until I source a replacement sensor (OOS at Robot Shop and LR doesn't list it in their components section of the store). Using again some 0.8mm female socket test leads to …The 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 4 safety zones to ensure your cat is always safe. There are 3 laser sensors located in the top of the bezel ...Lets go over the LR and do some basic checks. First make certain the weight sensor is properly connected. Check that all 3 of your connectors are connected to the control board properly, (they can come loose if there's not enough slack in the wire harness. Nov 2, 2017 · 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 ... The pet weight smart scale on the app shows 0.00. It won’t register. I tried unplugging the unit. Opening and closing the draw and still registers 0.0. Anyone else have this or anyone have any ideas? Everything else including cat detection works fine. It’s on carpet. But I don’t get any reading at all. 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.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 ...The pet weight smart scale on the app shows 0.00. It won’t register. I tried unplugging the unit. Opening and closing the draw and still registers 0.0. Anyone else have this or anyone have any ideas? Everything else including cat detection works fine. It’s on carpet. But I don’t get any reading at all. 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 cleaning the unit, press the ...The 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 ...Cat Smart Scale not working . The pet weight smart scale on the app shows 0.00. It won’t register. ... 2x4 piece of plywood from lowe’s and asking them to cut it in half so i ended up with a 1.5” thick 2x2 and put the robot on top of that. scale immediately went from 0.0 to 9.1 ... LR4 cat weight sensor incorrect.Litter-Robot by using some catnip or a favourite treat. 2. Add a scoop of litter from the old litter box to provide a familiar scent for your cat. 3. Place treats on the step or handle around the Litter-Robot so your cat associates rewards with the unit. 4. Once you notice that your cats have used the Litter-Robot, power the unit on to cycle ...Yes. Litter-Robot 4 uses laser and weight sensor technology to detect when your cat enters and exits the globe, which triggers the countdown timer and cleaning cycle. The SmartScale™ will not recognize kittens that weigh less than 3 lbs. Therefore, kittens that weigh less than 3 lbs can use Litter-Robot 4, but not in automatic mode. Hey, u/PlatformTraining5054! Glad that the new notification is helping you stay ahead of potential issues. Regarding the waste drawer level in the app seeming inaccurate, you could try recalibrating the DFI lasers on your Litter-Robot 4 by following this guide. Hope that helps! r/litterrobot.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.They agreed to send a new one a couple of hours ago. 3. PlatformTraining5054. And it is on a hardwood floor not near any windows so that isn't the issue. 2. waitwhatremixx. 1. waitwhatremixx. My theory is that maybe when adding fresh litter, always press the reset weight scale thing every time.Replace the bonnet by inserting the bonnet tabs into the rear bonnet slots, then press the latches while rotating it forward until the latches click into place. From the Home position, press the Reset button to zero the weight sensors. The Litter-Robot should return home displaying a blue 'ready light' status.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 ...These sensors detect when a cat has entered or exited the unit. If your unit has a flashing red 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 ... The Litter-Robot 3 is equipped with a cat sensor that detects when a cat enters and exits the globe. To ensure the accuracy and reliability of the cat sensor, press the Reset button after making any changes that will affect the weight of the unit, including emptying the waste drawer, adding or removing litter from the globe, or cleaning or moving the unit. 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 ... Litter-Robot 4 uses laser and weight sensor technology to detect when your cat enters and exits the globe, which triggers the countdown timer and cleaning cycle. The SmartScale™ will not recognize kittens that weigh less than 3 lbs. Therefore, kittens that weigh less than 3 lbs can use Litter-Robot 4, but not in automatic mode. Thank you!! I was thinking it had something to do with the weight sensor as well. It may be time for a replacement, I've had this thing for almost 3 years now. I love it and hate it. I was against getting one, but my mom had to have it and of course I get to be the one to work on it every time it messes up 😂 Thanks for the video. Yes. Litter-Robot 4 uses laser and weight sensor technology to detect when your cat enters and exits the globe, which triggers the countdown timer and cleaning cycle. The SmartScale™ will not recognize kittens that weigh less than 3 lbs. Therefore, kittens that weigh less than 3 lbs can use Litter-Robot 4, but not in automatic mode.Cover the light sensor which is located under the power button. If the night light turns on and the cycle is interrupted, then your bonnet needs to be replaced. It is possible that the night-light is not even working, in this case, please remove the power from the robot and unclip the bonnet. Inside the bonnet you will see 2 wires connected to ...Litter-Robot II Repair Guide - Chapter 4: Cat Sensor Micro Switch Litter-Robot II Repair Guide - Chapter 5: Sensor Harness This guide will help you with : Opening up the Litter-Robot II ... Connect one probe to the barrel and one probe inside the tip. If you measure ~15V or more, then your power supply is working. Testing Power Supply.Litter-Robot 3 flashing red light. A solid red light on your Litter-Robot 3 control panel means that the cat sensor was activated by your cat entering the globe while the unit was ready for use. The unit is counting down to a clean cycle, depending on your set wait time (3, 7, or 15 minutes). A flashing red light indicates that the cat sensor ...The surface for your Litter-Robot should be hard to avoid the unit taking on extra absorption of weight. If the unit is sitting steady on the ground, but has a dip in the …Litter-Robot 4 uses laser and weight sensor technology to detect when your cat enters and exits the globe, which triggers the countdown timer and cleaning cycle. ... Litter-Robot 4 does not have a weight limit. With entryway dimensions of 40cm x 40cm and interior globe dimensions of 40-43cm H (depending on litter level) x 48.3cm W x 45.7cm D ...Litter-Robot 3: Cat sensor troubleshooting. The Litter-Robot 3 is equipped with a cat sensor that detects when a cat enters and exits the globe. When a cat enters the globe, the cat sensor is activated; the blue light turns off and the red light turns on. Once the cat exits the globe, the countdown to a Clean cycle begins. Yes. Litter-Robot 4 uses laser and weight sensor technology to detect when your cat enters and exits the globe, which triggers the countdown timer and cleaning cycle. The SmartScale™ will not recognize kittens that weigh less than 3 lbs. Therefore, kittens that weigh less than 3 lbs can use Litter-Robot 4, but not in automatic mode.Litter-Robot 4 uses laser and weight sensor technology to detect when your cat enters and exits the globe, which triggers the countdown timer and cleaning cycle. ... Litter beads and crystals that are small enough to pass through the screen will also work. Litter-Robot is not compatible with litters that are strictly absorbent, non-clumping ...Our 2-pack of cat shelves includes comfy cushions and can be configured in multiple ways for added fun. *All sales are final (no returns, no refunds) on non-concealer furniture items purchased on or after 10/26/2022, including Cat Orb, Cat Silo, Cat Shelf (2 Pack), Cat Side Table, Cat Pyramid, Cat Tower, Barn Door Dog Crate, Barrister Dog Crate.Litter-Robot 3: Cat sensor troubleshooting. The Litter-Robot 3 is equipped with a cat sensor that detects when a cat enters and exits the globe. When a cat enters the globe, the cat sensor is activated; the blue light turns off and the red light turns on. Once the cat exits the globe, the countdown to a Clean cycle begins. Density (weight per volume) varies. 4.5kg or 10lb is about the right weight in the globe with nothing in the waste drawer. 2.25kg or 5lb cat then activates the cat sensor. When you empty the waste drawer and top up the globe, with a solid blue light showing, press RESET once. Blue light will blink, and the cat sensor will be calibrated to the ... Density (weight per volume) varies. 4.5kg or 10lb is about the right weight in the globe with nothing in the waste drawer. 2.25kg or 5lb cat then activates the cat sensor. When you empty the waste drawer and top up the globe, with a solid blue light showing, press RESET once. Blue light will blink, and the cat sensor will be calibrated to the ...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 ... Instruction Manual. Toll Free: 877-250-7729. www.Litter-Robot.com. Thank you for purchasing Litter-Robot® Open Air, the self-cleaning litter box that really works! At AutoPetsTM (Automated Pet Care Products, Inc.), we aim to develop products that keep your pets happy and make your life easier.Hard reset: push and hold both the Connect and Reset Buttons at the same time until it turns off -> wait 2 minutes -> turn back on with power button. You can find the LR4 Troubleshooter which includes all other possible errors here. Edit 1: Added text steps. Edit 2: Added Link to LR4 Troubleshooter. CatPoopMan.Yes. Litter-Robot 4 uses laser and weight sensor technology to detect when your cat enters and exits the globe, which triggers the countdown timer and cleaning cycle. The SmartScale™ will not recognize kittens that weigh less than 3 lbs. Therefore, kittens that weigh less than 3 lbs can use Litter-Robot 4, but not in automatic mode.Jan 15, 2018 · Check how much you need to screw the nut according to the color of the foot White foot (and the bolt is 1 7/8'' 47mm): you need to screw for the bolt to be about ~1/4" (6.35mm) from the bolt. Black foot (and the bolt is 1 5/8'' 41mm): you need to screw for the bolt to just be a mm from the bolt. Step 4: Reassemble the Litter-Robot The Litter-Robot litter sifting system requires clumping litter to work properly. We recommend a high-quality, clay-clumping litter. Use of lightweight litters, such as corn or wheat, may require more weight to activate the Cat Sensor. Litter beads and crystals that are small enough to pass through the screen will also work (periodic changing ...Step 1: Select your Litter-Robot 4 from the app's main dashboard. Step 2: Tap on the Settings icon located in the top right corner. Step 3: Check for available updates by looking for an orange dot on the Firmware Information row. If you see it, tap on it. Step 4: Select "Update Firmware." Hey, u/PlatformTraining5054! Glad that the new notification is helping you stay ahead of potential issues. Regarding the waste drawer level in the app seeming inaccurate, you could try recalibrating the DFI lasers on your Litter-Robot 4 by following this guide. Hope that helps! r/litterrobot.Litter-Robot 3: No power. If your Litter-Robot 3 is not powering on, there are several things we need to check. Ensure Litter-Robot is plugged directly into a wall outlet. We do not recommend using an extension cord or power strip. Unplug the power supply from the wall. Confirm that your outlet is working by testing it with a known working ...The only litter that won’t work with the Litter-Robot 4 is anything strictly absorbent, non-clumping or loose-clumping. ... in order to trigger the weight sensor). The design of the Litter-Robot ...LR4: litter level detection is suddenly wonky. Litter-Robot 4. Got an LR4 about a month ago. It’s been working perfectly up till now, with the only exception being a sensor fault whenever I add fresh litter. I figured this was because pouring litter creates dust and gets into the sensor. The problem has always been resolved by using a q-tip ...Litter-Robot 4 uses laser and weight sensor technology to detect when your cat enters and exits the globe, which triggers the countdown timer and cleaning cycle. ... Litter-Robot 4 does not have a weight limit. With entryway dimensions of 15.75"H x 15.75"W and interior globe dimensions of 15"-17"H (depending on litter level) x 19"W x 18"D ...Hi @Shawntb The unit is pretty sensitive and can pick-up weight from hands, arms, or other objects resting on the unit when “reset” is pressed. The unit should also be pulled away from a wall. Make sure you do not press on the Litter-Robot when you press the reset button. We need to troubleshoot your cat sensor system (CATS). This is …Thank you!! I was thinking it had something to do with the weight sensor as well. It may be time for a replacement, I've had this thing for almost 3 years now. I love it and hate it. I was against getting one, but my mom had to have it and of course I get to be the one to work on it every time it messes up 😂 Thanks for the video.Dec 12, 2022 · The dimensions for the entryway of the Litter Robot 4 is 15.75 inches by 15.75 inches, and this is a bit smaller with the Litter Robot 3 Connect which is 10.25 inches by 15.5 inches. The entry for the Litter Robot4 is a wide and round flat faced entry, while the one for the Litter Robot 3 Connect is more oval shaped and is angled upward. The 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 ...Density (weight per volume) varies. 4.5kg or 10lb is about the right weight in the globe with nothing in the waste drawer. 2.25kg or 5lb cat then activates the cat sensor. When you empty the waste drawer and top up the globe, with a solid blue light showing, press RESET once. Blue light will blink, and the cat sensor will be calibrated to the ...In this video we'll be taking a look at 5 different errors the Litter-Robot 4 may run into and how to fix them. This include LED status identification of the...The Litter-Robot 4 Cat Presence Sensor is a motion sensor that monitors the waste drawer. Purchase a replacement cat presence sensor, or contact Whisker Customer Experience if your Litter-Robot 4 is still under warranty. ... For Litter-Robot 4 models only Installation required The store will not work correctly in the case when cookies are …Locate the cat presence sensor under its protective cover, between the two glide buttons. Use a Phillips-head screwdriver to remove the single screw, then remove the protective cover. Carefully lift the circuit board: Gently push up from underneath the board and disconnect the wire connector from the board. Set the old board aside.If you move the mat forward just a bit so it's not under the cat sensor, this will help elevate the front of the unit. Always press Reset when adding litter, removing waste, or moving the unit. Press Reset with the unit showing a blue solid light. Do not rest on the unit when pressing Reset. Use 8-10 pounds of clay clumping litter (standard ... I have a LR3 and got excited when i saw this but i read the Litter-Robot 4 has smaller overall dimensions of 29.5” x 22” x 27” (height x width x depth). The Litter-Robot 3 Connect is 2.25 inches wider at 29.5” x 24.25” x 27”. ... Does the weight sensor work fine with LR4 raised like this? Reply reply TheInternationalLine ...The store will not work correctly in the case when cookies are disabled. Skip to Content . Search. Search. Search. Save $50 on all Bundles! ... Litter-Robot 4! Litter-Robot boasts over 50,000 reviews on Litter-Robot.com, is loved by hundreds of thousands of pet parents, and has been designed and assembled in the USA for more than 20 years.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 ... These sensors detect when a cat has entered or exited the unit. If your unit has a flashing red 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 ... The 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 4 safety zones to ensure your cat is always safe. There are 3 laser sensors located in the top of the bezel ...This ensures the anti-pinch sensors are working properly. Inspecting the carbon filter. The carbon filter is located on the underside of the globe. If it is not fully seated, it is possible that it may have contacted an anti-pinch sensor during the cycle. Make sure the filter cover is fully seated and has not popped out during shipping or cleaning.Thank you!! I was thinking it had something to do with the weight sensor as well. It may be time for a replacement, I've had this thing for almost 3 years now. I love it and hate it. I was against getting one, but my mom had to have it and of course I get to be the one to work on it every time it messes up 😂 Thanks for the video.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 …861 Share Save 71K views 1 year ago #LR4 #Meow #Litter In this video we'll be taking a look at 5 different errors the Litter-Robot 4 may run into and how to fix them. …Yes. Litter-Robot 4 uses laser and weight sensor technology to detect when your cat enters and exits the globe, which triggers the countdown timer and cleaning cycle. The SmartScale™ will not recognize kittens that weigh less than 3 lbs. Therefore, kittens that weigh less than 3 lbs can use Litter-Robot 4, but not in automatic mode.The all-new SmartScale lets you monitor kitty’s activity and weight through the app. Cat recognition. Laser and weight sensor technology detects cats weighing 3+ lbs. Enhanced safety. The integrated SafeCat System continuously analyzes 4 zones to ensure kitty’s safety. Multi-cat friendlyLets go over the LR and do some basic checks. First make certain the weight sensor is properly connected. Check that all 3 of your connectors are connected to the control board properly, (they can come loose if there's not enough slack in the wire harness. Apr 9, 2009 · 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 surface. Find the round black adjustment foot and simply turn it Clockwise (2) full complete turns (720 degrees). 6.
Thank you!! I was thinking it had something to do with the weight sensor as well. It may be time for a replacement, I've had this thing for almost 3 years now. I love it and hate it. I was against getting one, but my mom had to have it and of course I get to be the one to work on it every time it messes up 😂 Thanks for the video.. Wherepercent27s the cheapest place to buy gold
LitterRobot 4 stopped during the cycle, and reset not working. The robot works for three days. Now it is stuck in the middle of the cycle. And the light bar is a solid red. The reset button doesn't work. I pressed for 10 seconds waiting …You may need to clean the sensors with a cotton swab. Please refer to our Laser Sensor Cleaning Instructions to learn how. Now, let's run a test cycle. Short press the Reset button, then short press the Cycle button to run a Clean cycle. Check your app to ensure that the waste drawer level displayed is accurate. 861 Share Save 71K views 1 year ago #LR4 #Meow #Litter In this video we'll be taking a look at 5 different errors the Litter-Robot 4 may run into and how to fix them. …Sometimes, I feel like the weight sensors on the bottom of the LR4 can get "bound up" perhaps with litter and so forth. Sometimes after tapping them the sensor …The Litter-Robot Cat Sensing system will detect your cat before they enter the Globe and the motor will stop. Once your cat leaves the Globe, the Litter-Robot will wait 15 …Instruction Manual. Toll Free: 877-250-7729. www.Litter-Robot.com. Thank you for purchasing Litter-Robot® Open Air, the self-cleaning litter box that really works! At AutoPetsTM (Automated Pet Care Products, Inc.), we aim to develop products that keep your pets happy and make your life easier.This litter has a weight sensor. It’s a drawer full indicator – infrared sensor ... Litter robot 4 doesn’t make a noise like Litter robot 3 does. Litter robot 4 not only empties the waste drawer but also adds litter as needed for a pleased cat. ... Using too much litter and going above the maximum level line might not work properly. This ...Litter-Robot 4 has a sleek, modern design and features a wide opening to maximize cat comfort, providing a clean litter box for households with up to 4 cats of any breed or size. Pros: The large 15.75’’W x 15.75’’H entryway provides an open-air feel while using the litter box. Cons: The 19’’W x 18’’D globe is a little less roomy ...Feb 16, 2023 · Value: 18/20. Functionality: 20/20. Quality & Ease of Use: 20/20. Aesthetic: 19/20. Cat Approval: 18/20. TOTAL: 95/100. Since the Litter-Robot 3 Connect changed my life, I was ecstatic to try Whisker’s newest model, the Litter-Robot 4. Just like the original, the updated version is an automatic self-cleaning litter box that connects to WiFi. 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.LR4: litter level detection is suddenly wonky. Litter-Robot 4. Got an LR4 about a month ago. It’s been working perfectly up till now, with the only exception being a sensor fault whenever I add fresh litter. I figured this was because pouring litter creates dust and gets into the sensor. The problem has always been resolved by using a q-tip ... Apr 9, 2009 · 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 surface. Find the round black adjustment foot and simply turn it Clockwise (2) full complete turns (720 degrees). 6. SmartScale weight sensor not totally accurate; Requires electricity/nearby outlet; High price point; First impressions. From the moment you receive the Litter-Robot 4, it is clear this thing is LARGE.Hard reset: push and hold both the Connect and Reset Buttons at the same time until it turns off -> wait 2 minutes -> turn back on with power button. You can find the LR4 Troubleshooter which includes all other possible errors here. Edit 1: Added text steps. Edit 2: Added Link to LR4 Troubleshooter. CatPoopMan.Yes. Litter-Robot 4 uses laser and weight sensor technology to detect when your cat enters and exits the globe, which triggers the countdown timer and cleaning cycle. The SmartScale™ will not recognize kittens that weigh less than 3 lbs. Therefore, kittens that weigh less than 3 lbs can use Litter-Robot 4, but not in automatic mode..