Coolbot heater light flashing - Connect the CoolBot controller to a power source. Make sure all the sensors are properly connected. Use the arrow buttons and ensure that the mode indicator light is in the "Room" position. Press the checkmark button. The currently set temperature will blink on the display. With the arrow buttons, select the desired temperature.

 
If the light of your Mitsubishi air conditioner blinks 14 times, then it means that the power module of your AC is out of order. Cause of problem: This problem usually occurs when there is an issue with the power control board. As a result, some key parts of the compressor start malfunctioning.. Glock 19 vs mr920

4. Clogged Burner Orifice. If still, your Rheem water heater's red light is blinking 7 times, there is a higher chance of the clogged burner orifice. The gas burner is an essential element of the heater, which is attached to the thermocouple, main orifice, main gas supply tube, pilot burner, pilot orifice, and pilot burner gas supply.The basic method is: Turn the knob to “Pilot Light”. Push in the knob and hold it in. Push the “Pilot Light” button next to the knob. Release the Knob. If all goes well, you should hear some clicking and a whoosh. Now, look underneath the panel, and there should be a little opening so you can see underneath the unit.Step One: Once the engine is completely cool, take the cap off the coolant reservoir and let any ambient pressure equalize. Step Two: Pour in just enough coolant to bring the line on the reservoir up to the COLD mark. Step Three: Start the engine and let it run for a minute or two. Keep an eye on the coolant level, and look out for obvious coolant leaks under the car.Flashing lights on a dimplex storage heater? - Find out how to mend it, for free. ... As the setting is raised, the power light goes off and the "on" light starts flashing. Any help would be greatly appreciated, Thank you. John Dyhouse September 2015. Dimplex Heating, Home Heating Systems Flashing Lights Heater.Is your Navien tankless water heater flashing a red light? Watch our easy-to-follow guide to troubleshoot and fix the issue. We cover everything from error c...When this happens, the Rheem water flashes blue light three times. #2. Twisted Vacuum Tube. A vacuum tube attaches to the pressure switch on top of your heater. Once this tube gets kinked or twisted, the heater flashes blue light to signal you. #3. Problems with the Flammable Vapor Sensor.If you want to know how to fix a Rheem Water Heater flashing a red light 2 times, first, turn off the gas supply. Then disconnect the appropriate wires and remove the Manifold Door. Now, take out the Pilot Assembly and the Thermophile Wire. Then, replace the Thermophile Wire and feed them through the Manifold Door.01. Rheem Water Heater Flashing Red Light 1 Times. Blinking red light 1 time every three seconds represents your water heater is functioning in its tip-top condition. It indicates the temperature knob is in the pilot position and it stays lit. In short, 1 flashing red light stands for normal water heater operation.One of the most common reasons why your water heater's status light may be blinking is because the pilot light went out. The pilot light is a small flame that ignites the gas burner, which then heats the water in the tank. If the pilot light goes out, it may indicate a problem with the gas supply, thermocouple, or ignition system.A flashing red light on your Rheem water heater indicates that the heater has entered a lockout condition and needs attention. It's best to stop using the water heater until you resolve the issue with the flashing lights. The reasons for the issue can range from gas supply problems to electrical or temperature regulation issues.If the issue persists after these steps, consider resetting the modem/router to its factory settings (note: this will erase any custom settings). Wi-fi Light is Off. Access the router's web interface through a browser by entering the router's IP address (commonly 192.168.1.1 or 192.168..1).Jan 18, 2024 · Honeywell Heater Status Light 8 Flashes. If you see the heater status light flashing red 8 times every 3 seconds, it indicates there is a faulty flammable vapor sensor (FVS). And it happens for 3 known reasons-. Resistance of the FVS going out of range. Wiring to the FVS sensor going bad. Apple released a new “Dim Flashing Light” feature that can automatically dim flashing lights or strobe effects. Apple released the tvOS 16.4 update to the public yesterday, bringin...1 Heater Cable - CoolBot heater cable (red tip) with external 2.5mm jack connector 1 Power Supply - Mini-USB port connector with 110V-240V input/ 5V, ... temperature and the Room Mode indicator light is solid (no blinking). Fins Mode: From the Room Mode, press the right arrow once to access the Fins Mode. The light above "Fins" will turn on ... A blinking EH on the CoolBot display means there is a problem with the Heater Cable (red tip). 2. Unplug the Heater Cable, clean the connector jack (tip) and replug your Heater Cable 2 times. When you plug in your Lasko Heater, the heater will make a beep and the red or power light will come on. It indicates there is power to the unit. The power light or red light will keep blinking or remain lit until you unplug the heater from the electrical outlet. In short, an illuminated red light on your Lasko Heater is not a problem at all.and flashing mode lights for several seconds. These should settle down to one flashing Program light, and the code “E0” alternating with the current room temperature. Wi-Fi Configuration and Web app Set Up STEP 4 Start the CoolBot Pro App by scanning the QR Code on your smartphone or go to the web pageEighty lumens is sufficient to cause temporary flash blindness in dark conditions, and 200 lumens can cause temporary blindness in daylight. Visible light is not sufficient to caus...If a Bradford White water heater light's not blinking, then it's an indication that there's no gas flowing to the unit. To return it to normal operation, switch the gas on. Turn the dial to "pilot" and press it in. Then push the igniter switch to ignite the pilot light. You'll see the light blink when it's lit.Do you have a furnace light that is flashing and you don't know what to do? Watch this video to learn some tips from the Doc on how to troubleshoot and fix common furnace problems. You will also ...1. The Gas Control or Valve Is Faulty. Gas control valve failures don't happen frequently, but they can cause your water heater to blink 7 times. The gas control valve controls the gas flow to the pilot light and burner. It also regulates water pressure. If there is an issue with the valve, it may not open properly, leading to a shutdown of ...#Honeywell #waterheater #honeywellstatusmeter A slowly blinking Heater activity light is completely normal during operation. It indicates that the HEATER is getting hot, and the CoolBot is “Calling for Cooling.” NOTE: The defrost of your A/C is not heat assisted; it defrosts by turning your compressor off and circulating air over the frosted coil. What is needed here is to replace the burner ring and burner mat. Clean all the holes in the burner pot. Replace all gaskets you touch as they are so soft. Use glue on all gaskets and screw heads. You can use either Rutland Cement or the glue from Monitor. The Monitor glue is expensive but it is good stuff.If the KitchenAid dishwasher lights are blinking or flashing, or a fault code shows on the display, you need more info. Check the wiring diagram, tech sheet, and user manual for the KitchenAid dishwasher model. These give details about different blinking light patterns or fault codes. They explain what part or issue each code means.1.1 Insufficient electrical supply. 1.2 Rapid cycles of aquarium heater. 1.3 Damaged heater. 1.4 The problem with the thermostat. 1.5 The light indicator is about to fuse. 1.6 Other light sources in the aquarium. 1.7 Electric current from the filter. 1.8 The blinking of the aquarium heater is normal in some cases.CoolBot Pro with WiFi. $ 419.00. Five Reasons to Buy the CoolBot Pro. Hundreds of customer testimonials and positive reviews! Trusted CoolBot technology now with WiFi connectivity and mobile app. Allows a standard window air conditioner to cool a room to 34F. Interactive refrigeration for: Restaurants, Agriculture, Floral, Dairy, Hunting ...Heater: Black Cable with a RED tip Power: Mini-USB CoolBot Power Cord • Plug the CoolBot wires in and out a couple times as sometimes they don't "seat" all the way the first time. ... The CoolBot Heater Cable is foiled to the A/C room thermostat and tucked up away from the air flow. The 2 Secondary Sensor thermostats stand freeI have a 2012 Sorrento V6 with heated seats. The heated seats stopped working over a month ago and I got the blinking LED light as well. I brought it to the dealership and they couldn't figure out what was wrong with it as well. They had to e-mail Kia National (Canada) to find out what was wrong. Its been four weeks since bringing my truck in ...If it turns on but doesn't stay on it's not a fuse. There is a timer or relay in the circuit that after a period of time switches the setting from "hi" or two lights on on the switch, to "low" or one light on on the switch. Then finally to off after a predetermined amount of time at each selection. You can find an online copy of your owners ...What is an electric heater and how it works? See the illustration and basic principles of this device that has been around for many decades to keep you warm during winter. Expert A...HEATER LIGHT BLINKING: Most of the time the lower heater light will be blinking. It's supposed to. HEATER MODE: When the light under HEATER is on, the coolbot will display "F" or "C" depending on whether you want to see the temperature in F or C. There are no user-defined changes in this mode. PROGRAM MODE: When the light under PROGRAM ...CHECKS ON YOUR COOLBOT PRO MY COOLBOT PRO HAS A BLANK DISPLAY BUT THE POWER LIGHT IS ON The most likely cause is that your CoolBot is in Sleep mode. Either press any button on the CoolBot Pro, or change the Power setting on the Devices tab in the app. MY HEATER DOES NOT SEEM TO BE WORKING Checking the HEATER is very simple: Pull the HEATER out ...Home - Trouble Free Pool | Trouble Free PoolThe heated seat sensor resistance should be between 1 kilohm and 200 kilohms. If OK, go to Step 2. If not OK, replace the faulty seat cushion trim cover unit. 2.Test the seat wire harness between the heated seat module connector and the 4-way heated seat wire harness connector for shorted or open circuits.How To. Get Started With CoolBot. Choose The Right A/C. Install Your CoolBot. Insulate Your Room. Build a Cooler Room. Build a Trailer Cooler. Retrofit Your Cooler. Support.Skoda Fabia Mk II (2007-2014) Intermittent flashing glow plug light and faults 1.6tdi. I have an issue that the glow plug warning light started flashing, will clear if you turn off and restart the engine, it then threw up and EML. Only did it after the car got warm (8 mile) and came on when crawling through stop start traffic.Turn the pilot light switch from the "On" position to the "Off" position. Give the furnace about 3 to 5 minutes so that any lingering gas can dissipate. Next, turn the pilot knob to the "Pilot" position and then simultaneously press down and hold the "Reset" button located on the side of it.If the Maytag dishwasher lights are blinking or flashing, or a fault code shows on the display, you need more info. Check the wiring diagram, tech sheet, and user manual for the Maytag dishwasher model. These give details about different blinking light patterns or fault codes. They explain what part or issue each code means.An electric water heater will cause lights to flicker due to a faulty heating element or a potential wiring problem to or within the device. Inadequate electrical outlets, loose connections, faulty switches, and improper installation of wires may also contribute to light flickering. This article will discuss why tankless electric heaters can ...1. Dirty Flame Sensor. A dirty flame sensor is the most common reason behind seeing Mr Heater Big Maxx LED 2 flashes on the control board. During normal operation, the flame sensor senses the heat, the heat exchanger gets hot, and the fan kicks in. Unfortunately, the flame sensor can get clogged and dirty with time.This is kinda a nothing post, but it confused me, so I thought I'd make it anyways. Tonight I tired firing up my propex HS2000 heater, (August 2019 edition, apparently) and as soon as I sent power to it for the first time, the fan clicked on and off very quickly, and the digital thermostat that the heater came with started flashing it's red LED, which denotes a fault condition.Page 3 Clean the plug end of the Heater (jack connector) with a cotton cloth and re plug in the CoolBot a couple times making sure it goes all the way in the port. It should sit firm and snug- shouldn't wiggle or feel loose.Hold the red tip in your fingers. Unplug the POWER to the CoolBot, then re-plug it back in. In ~5 seconds the heater light will come on SOLID for about 20 seconds. It should get Warm-Hot in that time (you can't tell it's warm when it's just blinking). If it's not warm, unplug/re-plug the heater into the coolbot a few times... then repeat the ...5. Temperature sensor failure. If your water heater flashes green 5 times every 3 seconds, you might have a problem with a sensor. Call a technician to replace a gas control valve. 7. Gas control valve failure. If the LED light blinks 7 times every 3 seconds, you have a problem with a gas valve.gford Discussion starter. 47 posts · Joined 2016. #1 · Feb 2, 2021. The light on the drivers side heated seat switch started blinking the other night and the switch would not respond to pushing of the button. Once I turned the vehicle off and started it again everything was back to normal.This blinking pattern serves as a reassuring signal that your water heater, including its gas supply and other components, is operating smoothly. The normal heater should have the status light blinking once within 3 seconds. If you see this, you have nothing to worry about because your unit runs normally and well.Heater Mode: From the Room Mode, press the right arrow twice to access the Heater Mode. The light above “Heater” will turn on solid (no blinking). The display will show an “F” for Fahrenheit or a “ ” for elsius. Program Mode: From the Room Mode, press the right arrow 3 times to access the Program Mode. The light#Honeywell #waterheater #honeywellstatusmeterCreate New Account. Log outIf a Bradford White water heater light's not blinking, then it's an indication that there's no gas flowing to the unit. To return it to normal operation, switch the gas on. Turn the dial to "pilot" and press it in. Then push the igniter switch to ignite the pilot light. You'll see the light blink when it's lit.Heater Mode: From the Room Mode, press the right arrow twice to access the Heater Mode. The light above “Heater” will turn on solid (no blinking). The display will show an “F” for Fahrenheit or a “ ” for elsius. Program Mode: From the Room Mode, press the right arrow 3 times to access the Program Mode. The lightRemoving battery and putting it back in. Restarting it. Removing from wall and then putting it back. Changing my planned settings (what temperature at what time). Fiddling with all of the buttons on the face of the thermostat. Go to the furnace and tell me if there are any flashing lights at the furnace control board.First, turn off the Duraflame heater using the Duraflame remote. Then, pull out the plug from the wall socket. Let the Duraflame heater cool itself. Wait for at least 5 minutes. You might have to wait a bit longer if the heater is overheated. Put the plug back in and turn the Duraflame Heater on.Just give us a call - 888-871-5723 or email [email protected] and we'll brainstorm if the CoolBot is right for you. With 50,000 sold and tons of positive reviews, the CoolBot works. However, it's not always the best solution. Learn whether a CoolBot is right for you.Feb 19, 2022 · Connect the CoolBot controller to a power source. Make sure all the sensors are properly connected. Use the arrow buttons and ensure that the mode indicator light is in the "Room" position. Press the checkmark button. The currently set temperature will blink on the display. With the arrow buttons, select the desired temperature. Is your AO Smith hot water heater flashing a red light? Watch this video to learn how to troubleshoot and fix the issue yourself. We cover everything from ch...How To Fix: When you have a 5-time blink on the status light, turn the control knob of the gas valve to the Off position. Right then turn off the gas supply to your water heater as well. Inspect the sensor for any damage and replace it. If needed, replace the faulty gas valve assembly.be ameliorated, mitigated or obviated while still maintaining the essential functionality of the CoolBot Pro. User accepts all responsibility in the use of and monitoring of the CoolBot Pro and A/C. User assumes all risk of loss of property or product due to improper functioning of the CoolBot Pro (or A/C). User assumes all risk of injury andHeater delay: _____ Push either arrow key on your CoolBot until the Heater Mode light is lit. Press the checkmark three times and the current Heater Delay Setting will blink. Rev: 2018 - 06C . ... These should settle down to one flashing Program light, and the code "E0" alternating with the current room temperature.When the DS light flashes on an Arris Touchstone Telephony modem, it means that there is no Internet connection. A flashing light can also indicate that the firmware is being updat...The number of red flashes on the status light will point to a specific issue you experienced with your water heater. For example: The status light blinking red twice indicates the thermopile voltage is low. The status light blinking red four (4) times means a high-temperature shutdown. The status light blinking red five (5) times indicates a ...What does the flashing light (s) mean on my water heater’s gas valve? This is an integral feature on the ICON gas valve system designed to assist the professional plumber with operation and troubleshooting. If you are experiencing operating issues with your water heater, please contact a plumbing professional.Heater Mode: From the Room Mode, press the right arrow twice to access the Heater Mode. The light above “Heater” will turn on solid (no blinking). The display will show an “F” for Fahrenheit or a “ ” for elsius. Program Mode: From the Room Mode, press the right arrow 3 times to access the Program Mode. The lightAs well as the very occasional flashing glow plug warning like that was fixed with a switch-off/switch-on, just recently, maybe about a month or so, when starting the car it would tick over slower than normal for about 7 seconds, then it was as if it realised what was going on and then speed up and settle at the normal tick over speed.Check the exhaust blower and venting, including the firebox. Clean all these compartments if there are blocked specks of dirt. Now assemble the igniter in the center position. In the case of wet fuel or poor-quality fuel, you have to replace it. 7. Pelpro Pellet Stove Blinking Large Orange Light.It showed a flashing "temp" light and then went to The "heater high limit thermostat tripped" symbol within the first hour of running it in new location. Help?? Jump to content. ... NO four blinking dashes anymore and it didn't turn itself off. Yeh! But, the temp light is still flashing?? Turn the breakers off again for about 20 seconds and ...CoolBot cannot connect to unsecure Networks (Networks without a password). STEP 8 Once the CoolBot Pro is connected to the network, you should see no codes flashing on the CoolBot Pro display. If your device (PC, tablet, phone, etc.) did not automatically switch back to your usual Wi-Fi settings use the method outlined in Step 6 to switch them ...The light still works, but when i turn the heater switch on it glows red ... 33,059 satisfied customers. hi got a wil163s 1600rpm red lock light flashing two green. hi got a wil163s 1600rpm red lock light flashing two green lights flashing stain remover and extra rinse could you tell me the prob fault cod please many thanks richard puttick ...Mitsubishi air conditioner RUN light-ON keeps flashing. Description of problem: The RUN light keeps flashing due to cooling high-pressure protection. Cause of error: Overcharge of gas. Indoor unit short circuit. Mitsubishi air conditioner RUN light 2-time flash. Description of problem: The rotor is locked. Cause of error: The compressor is ...Is your Navien tankless water heater flashing a red light? Watch our easy-to-follow guide to troubleshoot and fix the issue. We cover everything from error c...I have disconnected the heating element and have 15ohms resistance across the black/white wires, so I believe the actual heater should be ok. On the newer 77119 heater relay circuit board there are two small lights one red and one green, located at the very top/center of the board. The green is lit solid, and the red is flashing very rapidly.If a Bradford White water heater light's not blinking, then it's an indication that there's no gas flowing to the unit. To return it to normal operation, switch the gas on. Turn the dial to "pilot" and press it in. Then push the igniter switch to ignite the pilot light. You'll see the light blink when it's lit.A table of Carrier furnace light codes and their meaning. Each code has a different significance and indicates a different issue with your furnace. Some Carrier furnace light codes are more serious than others and may require professional assistance. For example, code 21 means that your gas heating system is locked out and will not auto …light off. Otherwise control moves to soft lockout [6+5 below] when the flame signal goes away. Check for visible flame at flame rod and valve leakage. Note if Flash Code changes to 6 + 5 the flame is not longer present. Follow procedures for that Flash Code. 6 + 1: Soft lockout - Appliance failed to light during four ignition trialsHeater. Power Light is Flashing or in some cases, Heater Turns On at Max Heat setting but then Shuts Off in 2 seconds with Power Light Flashing. If your heater fails to operate. Remote Does not work. Heater cycles ON and OFF frequently. Not Enough Heat. Heater Does Not Turn On. Unexpected Smell. Fan Speed Doesn't Change.That’s the glow plug symbol, which transforms into a glow plug warning light if: It takes the engine a long time to heat up and the light stays on for longer than 10 – 15 seconds. The car fails to start at all while the glow plug light stays on indefinitely. The light stays on even after ignition. The glow plug warning light starts to flash ...Normally if that's flashing green that means it's heating. I was told to put in pool mode then turn heater on and set the temp. I learned If the spa is scheduled to run while heating your pool it will automatically start heating the spa.The blinking heater light on your CoolBot is normal and indicates that the heater is getting hot while the CoolBot is calling for cooling. The defrosting process does not involve heat assistance, but rather turns off the compressor and circulates air over the frosted coil.Title: 2018-CoolBot-PRO-Manual-Rev-2018-7A.pdf Author: Dan Created Date: 10/16/2018 8:58:48 AMFeb 19, 2022 · Connect the CoolBot controller to a power source. Make sure all the sensors are properly connected. Use the arrow buttons and ensure that the mode indicator light is in the "Room" position. Press the checkmark button. The currently set temperature will blink on the display. With the arrow buttons, select the desired temperature. Check the exhaust blower and venting, including the firebox. Clean all these compartments if there are blocked specks of dirt. Now assemble the igniter in the center position. In the case of wet fuel or poor-quality fuel, you have to replace it. 7. Pelpro Pellet Stove Blinking Large Orange Light.This Superflue™ Water Heater is equipped with an electric combination thermostat / gas valve control and an ignition - Continuous flashing red light indicates safety lockout. - Steady red LED light, possible Energy Cut-Off (ECO) failure from …. Read More. FIRED WATER HEATER PART NO. 63817 REV. K (05-04) The "Superflue" series of ...

The Mitsubishi mini split system has two green lights that indicate the operation mode of the system. The first light, on the left, is the power light. It will be lit when the unit is turned on. The second light, on the right, is the mode indicator. This light will be lit when the unit is in cooling, heating, or auto mode.. Enexia specialty reviews

coolbot heater light flashing

As well as the very occasional flashing glow plug warning like that was fixed with a switch-off/switch-on, just recently, maybe about a month or so, when starting the car it would tick over slower than normal for about 7 seconds, then it was as if it realised what was going on and then speed up and settle at the normal tick over speed.The idea is, just like with the coolbot, to trick the A/C into thinking the room is warmer than it really is, by heating the A/C's probe with the light bulb or whatever heater you want to use, while the STCs monitor both room and evaporator temperature and relay or cut power only to the light bulb. This way there's no need to mess with the A/C ...Code C: Two Blinks. Two blinks of the yellow light suggest a more significant problem, such as a pressure switch issue or a faulty flame sensor. Start by inspecting the pressure switch for any blockages or malfunctions. Ensure that the pressure switch tubing is clear and properly connected.In order to make the blue light go away, you can try the following: 1. It is important to note that you are supposed to let your heater adjust to the water temperature of your aquarium before you plug in the device to a power outlet. Otherwise, the E Series may not be able to correctly measure the temperature of your fish tank. If this is the ... A slowly blinking Heater activity light is completely normal during operation. It indicates that the HEATER is getting hot, and the CoolBot is “Calling for Cooling.” NOTE: The defrost of your A/C is not heat assisted; it defrosts by turning your compressor off and circulating air over the frosted coil. Step 9 Light the Pilot. Try lighting the pilot using the instructions on the water heater's label. If after following these troubleshooting steps the Status Light still flashes two times every three seconds, turn the gas control knob OFF, turn the gas supply valve OFF, and click on "Need More Help" below. Add a comment.and flashing mode lights for several seconds. These should settle down to one flashing Program light, and the code “E0” alternating with the current room temperature. Wi-Fi Configuration and Web app Set Up STEP 4 Start the CoolBot Pro App by scanning the QR Code on your smartphone or go to the web pageA blinking light on your LG air conditioner may indicate that the refrigerant is insufficient. Adding the gas may stop the blinking light. Ensure you hire a technician to check the cooling lines for possible leaks and seal them. After that, the technician can recharge the unit. But if the light keeps blinking, it may be because there is a loose ...CoolBot Walk-In Cooler. This 16-minute video walks you through the steps for building your very own CoolBot Walk-In Cooler. Our turnkey solution assembles in as little as one hour. One of the best uses for the CoolBot Walk-In Cooler is for storing and cooling game meat. Hunters, read more about how building a homemade meat cooler can not only ...Heater Mode: From the Room Mode, press the right arrow twice to access the Heater Mode. The light above "Heater" will turn on solid (no blinking). The display will show an "F" for Fahrenheit or a " " for elsius. Program Mode: From the Room Mode, press the right arrow 3 times to access the Program Mode. The lightJan 18, 2024 · Honeywell Heater Status Light 8 Flashes. If you see the heater status light flashing red 8 times every 3 seconds, it indicates there is a faulty flammable vapor sensor (FVS). And it happens for 3 known reasons-. Resistance of the FVS going out of range. Wiring to the FVS sensor going bad. A slowly blinking heater light on your CoolBot is normal and indicates that the heater is getting hot and the CoolBot is calling for cooling. It is important to note that the defrost of …Here are some of the best outdoor heaters for restaurants to keep your customers warm and cozy when they want to dine outdoors to enjoy a meal. If you buy something through our lin... A slowly blinking Heater activity light is completely normal during operation. It indicates that the HEATER is getting hot, and the CoolBot is “Calling for Cooling.” NOTE: The defrost of your A/C is not heat assisted; it defrosts by turning your compressor off and circulating air over the frosted coil. This code relates that your furnace's limit switch is stuck while being open. The problem is typically a dirty air filter, the wrong-sized ductwork, the wrong blower speed setting, or a bad blower motor. 5 Red flashes. The roll-out switch is jammed while being open. The roll-out control will automatically be reset.First thing we turn to is the heater. It's a 300watt Aqueon Pro and it's maybe a month old if that. It's just blinking...it doesn't stay lit for more than a couple seconds. Now I know they don't stay on, I'm not unfamiliar with aquarium equipment. It will come on sometimes for about 10 seconds or so, turn off, turn on for a second and turn off ....

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