Litter robot replace pinch sensor

I do have the night light turned off because it somehow kept triggering the bonnet removed. I have learned to do a deep clean about every 5-6 months or it'll get a pinch fault from the sensor being dirty which leaves the robot in an unusable rotated state. The online videos about cleaning the sensors were super helpful. That's about it. Works ...

Litter robot replace pinch sensor. Reply. litterrobot. •. That Blue flash followed by the rapid Yellow flash is indicative of a failure in the Drawer Full Indicators and Pinch Detect Terminals. If your Litter-Robot is in Warranty, give our Customer Experience Specialists a call at 877.250.7729.

Just had this issue. Sounds like you need to replace the DFI sensors and pinch terminals. See one of my recent posts. I was able to get the replacements for free (despite being outside warranty, purchased my robot in Jan 2021) but submitting a service ticket at the end of the troubleshooter (linked on my post).

To add, the sensor is two $.01 pieces of plated metal that get litter basically dumped on them with every cycle. So they corrode / get dirty and give tons of false pinch alerts. Sometimes the pinch alert requires a full unplug to reset. I kept finding my LR stuck upside down, leading the cats to find other places to do their messes.Litter-Robot 3 Pinch Contact & DFI Kit. €35.01. If your Litter-Robot 3 is no longer under warranty, you can purchase this replacement pinch contact and DFI kit. Qty. Add to Cart. Note: Advertised price includes 21% VAT; actual VAT will be calculated at checkout. Cross-border credit card fee may apply.Litter-Robot is the highest-rated automatic, self-cleaning litter box for cats. 90-day in-home trial. 1-year warranty. ... Litter-Robot makes cat-life easier by removing the chore of scooping. Shop now. Save $50 on all bundles with Mother’s Day savings Plus, subscribe to save 20% on cat ...If your unit displays a green and white alternating light bar, this indicates an anti-pinch fault during power up. First, let’s check inside the waste drawer to see if there are any foreign objects that could be activating the sensors. Now, let's run a test cycle. Short press the Reset button, then short press the Cycle button to run a Clean ...Litter-Robot 3 is equipped with an anti-pinch safety feature. While cycling, if a potential condition is detected, the globe will stop and reverse direction for 2 seconds. ... 1 screw at the back of the unit behind the black cat sensor foot; 3. Gently lift to separate the two halves of the base. ... Replace the removed half of the base back in ...I have a Litter Robot 3 which I purchased in April 2021. S/N LR3171595 Order #: 1085085. About a week ago the yellow light for the pinch sensor started flashing rapidly. At first I was able to take the unit apart and use a soft brush to clean litter and dust out of the base and this would fix the problem. Then I was having to do this several ...11-Sept-2018 ... The red blinking light indicates CATS (the cat sensor) is detecting excess weight for more than 2 minutes. In this comprehensive tutorial ...

Easy fix on how to get rid of that annoying flashing yellow light on your Litter Robot 3. Litter can build up on your Pinch detect bar(sensor) inside the bas...Details. 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. For pix of the DFI corrosion issue click Here. Remove the bonnet, globe and pull the waste drawer out, on the base unit look on the left side under the pinch bar in the waste port, cant miss it, the DFI is under the pinch bar. Reply More replies More replies. 26K subscribers in the litterrobot community. Community for all things Litter-Robot. This happened to one of our LR3s recently. I did a thorough clean of the base, heavily spayed the sensors on either side of the base with electronics cleaner (WD40 brand), and took a small brush to the pinch sensor contacts to get out as much grime buildup as I could. It's working now and no replacement parts needed.Fabrizio779. • 4 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).Jun 7, 2022 · Easy fix on how to get rid of that annoying flashing yellow light on your Litter Robot 3. Litter can build up on your Pinch detect bar(sensor) inside the bas...

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. The problem is that aluminum corrodes in the presence of ammonia.Litter-Robot 3 Pinch Contact & DFI Kit. €35.01. If your Litter-Robot 3 is no longer under warranty, you can purchase this replacement pinch contact and DFI kit. Qty. Add to Cart. Note: Advertised price includes 21% VAT; actual VAT will be calculated at checkout. Cross-border credit card fee may apply.The Litter Robot is an automatic, self-cleaning litter box that significantly reduces the hassle associated with one of the least desirable aspects of cat ownership: litter box maintenance. It incorporates sensor technology and a unique cleaning cycle to separate waste from clean litter, depositing it into a sealed compartment for easy disposal.Turn off the Litter-Robot and unplug it from the power source. Remove the waste drawer and the bonnet. Locate the sensor calibration button, which is located on the control panel near the power button. Press and hold the sensor calibration button, and at the same time, plug the Litter-Robot back into the power source.The pinch detect system is a safety feature that stops the rotation if it detect resistance. This could happen if a curious kitty decides to sticks his paw ...

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The laser version only exists on a limited production run in 2020, and when those fail, they replace them with the original IR sensors. Despite my LR3 being out of warranty, they sent me a replacement IR and pinch sensor kit free of charge (this is the first and only time I've needed service).To add, the sensor is two $.01 pieces of plated metal that get litter basically dumped on them with every cycle. So they corrode / get dirty and give tons of false pinch alerts. Sometimes the pinch alert requires a full unplug to reset. I kept finding my LR stuck upside down, leading the cats to find other places to do their messes.Purchase replacement pinch contact and drawer full indicator (DFI) circuit board assembly for your Litter-Robot 3.Using needlenose pliers, gently remove each of the silver pinch contacts. Install New Pinch Detect Terminals. 1. Using needlenose pliers, position the new pinch contacts. A flathead screwdriver can help to gently push them into place. Make sure the contacts are fully seated in the slot. Both metal pinch contacts should be touching each other. 2. 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. Order #: 1085085. About a week ago the yellow light for the pinch sensor started flashing rapidly. At first I was able to take the unit apart and use a soft brush to clean litter and dust out of the base and this would fix the problem. Then I was having to do this several times a day.

Jun 7, 2023 · The Litter Robot is an automatic, self-cleaning litter box that significantly reduces the hassle associated with one of the least desirable aspects of cat ownership: litter box maintenance. It incorporates sensor technology and a unique cleaning cycle to separate waste from clean litter, depositing it into a sealed compartment for easy disposal. These include a weight sensor, thermal sensor, and anti-pinch infrared sensor. These sensors can detect your cat’s litter box habits and stop the automatic cleaning cycles when your cat is inside or nearby. It can also send alerts to your phone in case of emergencies. Related: the top crystal litter picks for Litter-Robot. Pura MaxIf your Litter-Robot 3 is displaying a yellow light flashing quickly, this indicates a cycle has been interrupted by the Anti-Pinch safety feature and you will need to inspect the pinch sensor. Inspect the sensors. The purpose of the pinch sensor is to detect if an object is blocking the waste port during the globe rotation. 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. The problem is that aluminum corrodes in the presence of ammonia. Fabrizio779. • 4 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). Learn how to remove and install the Litter-Robot 4 Cat Presence Sensor. The Litter-Robot is equipped with a motion sensor that monitors the waste drawer. If the motion sensor identifies movement within the waste drawer while at the Home position, the unit will rotate the globe to a position such that the waste port provides egress from the ...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.The Honda CR-V has an anti-lock braking system (ABS) wheel sensor on each wheel that provides the wheel speed to the ABS controller. The ABS controller uses that information to det... Litter-Robot 4: Green & White Alternating Light Bar (Pinch Detect) Litter-Robot 4: Green with Partial Red Flashing (OmniSense sensors need cleaning) Litter-Robot 4: Hard Reset Domestic Accessories & Replacement Parts. Litter-Robot 3 Open Air Cat Sensor. Litter-Robot 3 Open Air Cat Sensor. $0.00. Whisker SKU: RB-Ltr-84 Manufacturer #: LR3CATS. 13 reviews. Sale price $9.36. Shipping calculated at checkout. In stock, 132 units.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.

Ok I understand your concern. I have only disassembled it to replace parts. I have never had to clean the pinch sensor. Having to do that once a month would be a real hassle. Keep in mind that the company had said that certain litters don't play nice with the sensors and are more prone to causing corrosion.

View the Litter-Robot 3 Waste Drawer Liner Installation Video. To change the drawer liner in Litter-Robot 4, pull out the drawer and dispose of the soiled liner. Open a new waste drawer liner and wrap the edges over the rim of the waste drawer. Push the remainder of the bag into the bottom of the waste drawer. Check out the Litter-Robot 4 …Remove the globe and set aside. Remove the waste drawer and set aside. The pinch sensor is located in the base. Look at the top of the base, and locate the plastic pinch …The cost for a Litter-Robot 2 tune-up is $160 and a Litter-Robot 3 tune-up is $180 (includes shipping both ways with a prepaid shipping label*). With a tune-up, technicians will inspect the unit at 7 points. They will replace the motor, wiring harness, DFI sensors, cat sensor, circuit board, pinch terminals, upper base contacts, carbon filters ...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 ...Reinstall the waste drawer. Plug the unit in and power it on. The Litter-Robot will then perform a Clean cycle and return to the Home position with a blue light bar. Successful: If your Litter-Robot displays a blue light bar after cleaning the sensors, you've been successful. Unsuccessful: If you are still seeing a red ping-pong light bar ...If your Litter-Robot 3 is displaying a yellow light flashing quickly, this indicates a cycle has been interrupted by the Anti-Pinch safety feature and you will need to inspect the pinch sensor. Inspect the sensors. The purpose of the pinch sensor is to detect if an object is blocking the waste port during the globe rotation.Preparation. 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 sensors located in the top of the ...

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Description. Litter-Robot 3 Open Air Anti-Pinch Pins. Contains 2 anti-pinch pins. Can be used as a replacement or spare part. What's Included. 2x Litter-Robot 3 Open Air Anti-Pinch Pins. Multimedia. Based on 37 reviews. Refund Policy.These include a weight sensor, thermal sensor, and anti-pinch infrared sensor. These sensors can detect your cat’s litter box habits and stop the automatic cleaning cycles when your cat is inside or nearby. It can also send alerts to your phone in case of emergencies. Related: the top crystal litter picks for Litter-Robot. Pura MaxKeep your automatic litter box in top shape for years to come with Litter-Robot replacement parts and refresher items. Use our DIY repair guides and videos. ... Litter-Robot 4 Cat Presence Sensor . $15. Add to Cart. Add to Compare. Litter-Robot 4 Bezel ... Litter-Robot 3 Pinch Contact & DFI Kit . $30. Rating: 93%. 341 ...Flexpoint Sensor Systems News: This is the News-site for the company Flexpoint Sensor Systems on Markets Insider Indices Commodities Currencies StocksLitter-Robot 4: Green & White Alternating Light Bar (Pinch Detect) Litter-Robot 4: Green with Partial Red Flashing (OmniSense sensors need cleaning) Litter-Robot 4: Hard ResetI have a Litter Robot 3 which I purchased in April 2021. S/N LR3171595 Order #: 1085085. About a week ago the yellow light for the pinch sensor started flashing rapidly. At first I was able to take the unit apart and use a soft brush to clean litter and dust out of the base and this would fix the problem. Then I was having to do this several ... Of course, please don't hesitate to contact us for further assistance. We're happy to help! [email protected]. You can connect the two wires going to the pinch sensors together, short them, and that will simulate no pinch fault. If that works you can run your LR like that until replacements come in. 11-Sept-2018 ... The red blinking light indicates CATS (the cat sensor) is detecting excess weight for more than 2 minutes. In this comprehensive tutorial ... 2nd replacement DFI & pinch kit installed today - LR3. ~3.5 years later and just replaced the DFI & pinch kit again, first time it was a pinch sensor issue and this time it was erroneous drawer full that cleaning the sensors was not correcting. It appears the drawer full sensors have been redesigned, hopefully for better reliability. Litter-Robot 3 Pinch Contact & DFI Kit. €35.01. If your Litter-Robot 3 is no longer under warranty, you can purchase this replacement pinch contact and DFI kit. Qty. Add to Cart. Note: Advertised price includes 21% VAT; actual VAT will be calculated at checkout. Cross-border credit card fee may apply.To replace 1/2 cup of soy sauce, combine 4 tablespoons of Worcestershire sauce with 1 tablespoon of water, and mix thoroughly. Worcestershire sauce and soy sauce both have strong, ...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 ... ….

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 ...I do have the night light turned off because it somehow kept triggering the bonnet removed. I have learned to do a deep clean about every 5-6 months or it'll get a pinch fault from the sensor being dirty which leaves the robot in an unusable rotated state. The online videos about cleaning the sensors were super helpful. That's about it. Works ...Do you have a pair of shoes that aren't worn out, but are just too smelly to wear? You could buy any number of de-smelling solutions from your local big box store, but we head stra...Your garage door sensors are an integral mechanism of your automatic garage door system, and the most common type of garage door sensor is called a Expert Advice On Improving Your ...Jun 7, 2022 · Easy fix on how to get rid of that annoying flashing yellow light on your Litter Robot 3. Litter can build up on your Pinch detect bar(sensor) inside the bas... Learn how to remove and install the Litter-Robot 4 Cat Presence Sensor. The Litter-Robot is equipped with a motion sensor that monitors the waste drawer. If the motion sensor identifies movement within the waste drawer while at the Home position, the unit will rotate the globe to a position such that the waste port provides egress from 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 4 safety zones to ensure your cat is always safe. There are 3 laser sensors located in the top of the bezel ...The process of replacing the DFI (Drawer Full Indicator) / pinch detection system on a Litter Robot 3 machine. The robot was constantly saying the drawer wa...I have a Litter Robot 3 which I purchased in April 2021. S/N LR3171595 Order #: 1085085. About a week ago the yellow light for the pinch sensor started flashing rapidly. At first I was able to take the unit apart and use a soft brush to clean litter and dust out of the base and this would fix the problem. Then I was having to do this several ...This guide is not only good for the replacement of the cat sensor but will also show you an easy and step-by-step way of disassembling your Litter-Robot. Let's … Litter robot replace pinch sensor, I have a Litter Robot 3 which I purchased in April 2021. S/N LR3171595 Order #: 1085085. About a week ago the yellow light for the pinch sensor started flashing rapidly. At first I was able to take the unit apart and use a soft brush to clean litter and dust out of the base and this would fix the problem. Then I was having to do this several ..., Remove and empty the waste drawer and place back in the base unit. Remove both the bonnet and globe, place the bonnet only back on the base and press reset. With nothing touching the base aside from the control panel buttons, press and HOLD the EMPTY & RESET buttons for 5 to 6 seconds or till the red light flashes fast, then let go of the buttons., Litter-Robot 4: Green & White Alternating Light Bar (Pinch Detect) Litter-Robot 4: Green with Partial Red Flashing (OmniSense sensors need cleaning) Litter-Robot 4: Hard Reset, First Sensor News: This is the News-site for the company First Sensor on Markets Insider Indices Commodities Currencies Stocks, The bolt shouldn’t be too tight, you just need to test the robot with your cat after the replacement of the sensor to check if the robot detects the cat properly. Let us know if you need further assistance. Sincerely, Hi All, I have been having some intermittent problems with my Litter Robot 3 (LR3CI129810) and decided to chnage the sensor ..., 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 ..., After posts saying the Litter Robot 4 wasn't safe, with the pinch detectors failing, I investigated and found the circumstances where it could happen. This video shows you when it can happen, the actual risks and what Whisker are doing about it., This is a common practice in electronics, by the way, and is also recommended by Litter-Robot's official videos showing how to replace the DFI and pinch sensors. In electrical engineering, petroleum jelly is often smeared on terminals as a measure to prevent corrosion, especially battery terminals., 15-Dec-2021 ... ... replace the Globe Liner. Replacing your ... Litter Robot III Installing DFI Sensors Kit ... Replacing the Pinch Detect Terminals | Litter-Robot 3., Litter-Robot 4 is equipped with a motion sensor, referred to as the cat presence sensor, that monitors the waste drawer. If the motion sensor identifies movement within the waste drawer while at the home position, the unit will rotate the globe to a position such that the waste port provides egress from the waste drawer., Thanks everyone. If you are referring to you LR3, then you will need to replace the DFI. The pinch detect goes through the DFI and if the DFI fails so does the pinch detect circuit leading one to think its the actual contacts being the problem when it isn't totally if the contacts are corroded. You can get a replacement DFI from HERE for $30. , Johnny Matheny has spent the last five months with an advanced prosthetic, designed to replace the human hand and arm. Johnny Matheny has been living the bionic dream. He’s the fir..., Yes there is a full sensor in the base of the litter-robot, it doesnt detect how full it is though, ... After replacing the DFI sensor it worked for some months and the issue came back. ... I began to get “could find home position” “could find dump position” “pinch detection” “cat sensor triggered”, Reinstall the waste drawer. Plug the unit in and power it on. The Litter-Robot will then perform a Clean cycle and return to the Home position with a blue light bar. Successful: If your Litter-Robot displays a blue light bar after cleaning the sensors, you've been successful. Unsuccessful: If you are still seeing a red ping-pong light bar ..., litterrobot. • 4 yr. ago. In case this helps a bit more, here's a quick video showing how we clean the pinch detects: https://youtu.be/Rff61taDzII. This video shows how to replace the contacts, which you could refer to if you remove the them for a deeper clean: https://youtu.be/FJkQTXxkXXA., 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 …, 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 ..., 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. The problem is that aluminum corrodes in the presence of ammonia. , 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 …, Leviton's IPS02 Occupancy Sensor Switch automatically turns the lights on when you enter a room and off when you leave. Expert Advice On Improving Your Home Videos Latest View All ..., Phone and Chat support available Mon-Fri: 9AM-7PM EST and Sat: 9AM-5PM EST, or submit a ticket anytime. Chat with us 1-877-250-7729 Submit a ticket. Find answers, guides, & solutions for your Litter-Robot. Your first stop for answers and solutions to your Litter-Robot questions., The Litter-Robot four-part system (base, globe, bonnet, and drawer) was constructed with easy maintenance in mind. The modular design allows for effortless access for deep cleaning and parts replacement, making it simpler for you to service your LItter-Robot. Get Litter-Robot 4 support or Litter-Robot 3 support. Litter-Robot repair, In this review, I’ll share the details of the Litter-Robot 4, including my experience and analysis of whether or not the newest automatic litter box from Whisker is worth the almost-$700 price tag. Buy the Litter-Robot 4 on the LitterRobot.com. Ratings. Ease of Cleaning – 10/10. Odor Control – 10/10., T&H sensor performance was similar to that obtained using discrete sensors [graphs not shown]. The moisture sensor showed a 41% decrease in conductance for moisture from …, Is your Litter-Robot flashing yellow quickly? Did you get a “pinch detect fault” notification? There might be a blockage in the anti-pinch detect system and ..., Bonnet connector repair and replacement for Litter-Robot III Open Air cycle interruption. ... the base connectors and if needed, pinch detectors. The metal parts of the Robot are consumable, and do need to be replaced from time to time ... to be undone, cat sensor unplugged and battery backup wires eased to open the base into its 2 ..., Jun 7, 2022 · Easy fix on how to get rid of that annoying flashing yellow light on your Litter Robot 3. Litter can build up on your Pinch detect bar(sensor) inside the bas... , After posts saying the Litter Robot 4 wasn't safe, with the pinch detectors failing, I investigated and found the circumstances where it could happen. This video shows you when it can happen, the actual risks and what Whisker are doing about it., Came home to my Litter-Robot in the upside down position and ... I disconnected the pinch sensor terminals, and then connected them together with one of the pinch sensor pieces, so ... Remember, this is the replacement DFI sensor kit I bought from you not very long ago. Honestly, I’m really disappointed in the reliability ..., Installing the Li er-Robot 3 Drawer Full Indicator. Kit includes: Drawer Full Indicator board assembly, (2) retainers, and (4) screws. You will need: Needle-nose pliers. The previous model of the DFI Kit, made until October 2022, is pictured on top. The updated DFI Kit is pictured on the bo om. 8-inch #2 Phillips screwdriver (20.3 cm) Preparation:, 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. Success: The Litter-Robot should return home displaying a blue 'ready light' status., If the globe jams or an excessive load condition occurs, the motor is turned off automatically. In addition, all Litter-Robots are equipped with an anti-pinch safety mechanism. Litter-Robot 4 features an integrated SafeCat System that continuously analyzes 4 zones to ensure kitty’s safety., 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.