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Auto Top Off (ATO)

Mar 15 (6 days ago)
Micro ATO Not Pumping
No, there is no guide to remove the pump apart. It is like any other pump. Remove the cage to expose the volute. Twist the volute off the motor block and pull out the impeller. Pretty straight for...
Mar 06 (15 days ago)
Smart ATO w/ Smart Switch
It should be compatible with any pump. Have you tried plugging another pump into the AC switch to see if it an issue with the Smart AC switch? Hi Angie, I tried with a couple other pumps I have and ...
Dec 27 (2 months ago)
Smart ATO Solenoid for Reverse Osmosis
Yes, you can definitely have a solenoid there. You just need to figure out a way to trigger it if the water goes too high. The features on the coralvue website state "Directly Connects to Smart ATO...
Nov 15 (4 months ago)
Micro ATO problems
Hello, I recently purchased the smart micro ATO and have had lots of issues with it. First it ended up overflowing my tank upon first setup. I was sent a new sensor for the unit and got it set up last...
Nov 15 (4 months ago)
Smart ATO Micro malfunctioning
I ordered my Smart ATO Micro from Bulk Reef Supply in May 20, 2016 and have been using it since then. Earlier tonight it overfilled my tank and almost flooded my house. The sensor was clean and nothin...
Nov 15 (4 months ago)
Smart ATO back rusted out!
Hello, hoping for some help and direction as to why the back of my smart ATO has rusted expanded and almost completely popped out of its housing. Due to this the rust has begun to discolor the diamond...
May 07 (10 months ago)
Ice cap ato stopped working
Hello all, my ato was working flawlessly for mlnths since I got it, but yesterday, I noticed that it was not ON. I unplugged it and plugged if again and not lights. I even took out all the wire out an...
Apr 06 (11 months ago)
My Smart Mirco overflowed my tank
My question is do you think I need a new sensor previously was working fine for six months everything is installed correctly don’t understand why it didn’t shut the pump off. Any help would be appreci...
Feb 08, 2018
Micro ATO pump
Bought the ATO micro about 2 months ago. The sensor is great and very reliable. The pump is terrible though. Sometimes it works other times it makes a sound like it's pumping but no water is returned....
Feb 08, 2018
Will the RODI solenoid valve work with the micro ato?
I have the micro ato, I am considering upgrading to the water changer. Can I use the micro ato sensor with the solenoid for my RODI system? Thanks Yes, you can use the solenoid switch with most high...
Dec 27, 2017
Micro Pump won't activate
The pump just stopped after a year. Ordered a replacement pump. Reinstalled, clear water lines, same way it was hooked up for a year. Restarted above the water line, sensor reads it needs water but Wi...
Nov 20, 2017
Smart ATO
Hi there I have a smart ATO been running for 1.5 years and never missed a beat recently it has not been picking up when the water level drops below the sensor, I come home water is well below sensor l...
Sep 25, 2017
Brand new Icecap ATO Pump Not Working Due to Cracked Impeller Magnet
I recently purchased and recived the IceCap ATO. After installing the unit, I couldn't get the pump to work. After reading several issues with this unit, I inspected the impeller and found the ...
Sep 22, 2017
ATO refill water level issue
I recently purchased this ATO 100 , Is this ATO suppose to refill water ALL the way to the top of the magnet/sensor ?? mine refill all the way to the top of the magent/sensor , when it does fill up to...
Sep 04, 2017
Smart Micro ATO power chord
Is the power chord you sell in the parts store fit the micro ATO? Or is it just for the regular smart ATO? I misplaced a power chord to one of mine. Best ATO ever !!!! This is the link to the power su...
Aug 07, 2017
IceCap ATO
I just purchased the ATO and in the brochure it says "The maximum water level in the storage tank should NEVER EXCEED the water level of the sump to prevent stored water from siphoning into the aquari...
Jul 19, 2017
ICECAP ATO sensors overfilling sump
I placed my sensors in the return section of my sump. Everything works fine. After about 30 minutes it will sound the alarm and it has filled past the safety sensor. When I powered on I had the sen...
Jul 04, 2017
Ice Cap ATO Controller
I bought this unit a couple weeks ago and it worked great. Unfortunately I have the controller next to the sump and when I was working on the sump I accidentally splashed some water on it. Needlessl...
Jun 29, 2017
Smart ATO micro fails at night only
Hello, The smart ato micro works great throughout the day but every morning when I wake up the alarm is sounding. I have it in the rear chambers of my JBJ 45 all in one tank. Is it possible the diffe...
May 26, 2017
Can't get past the alarm
I installed the ATO to refill water in my sump. My reservoir is a 2 1/2 gallon container that sits above my sump. I turned the system on, but when the water level dropped in my sump, rather than pum...