Lower Grobo Parts

Help! I'm stuck in drain/fill mode
If your unit is stuck draining or filling, there may be something happening with your water level sensors. To check, please follow the instruction avail...
Thu, 18 Nov, 2021 at 3:31 PM
How do I replace my pH probe?
If you've had your Grobo for 1 year or more, you must replace your pH probe.  Each probe contains a liquid inside that is necessary for it to measu...
Sun, 31 Oct, 2021 at 4:54 PM
Help! My Grobo is rocking and not level
The Grobo has adjustable feet on the bottom that can be leveled to stop any vibration or rocking.   Please conduct the following actions to level your G...
Sun, 31 Oct, 2021 at 4:42 PM
How do I fix my water level sensors?
If your Grobo has had any the following events, your water level sensors may not be operating within normal parameters and need to be checked: The rese...
Wed, 27 Oct, 2021 at 1:14 PM
Help! My air pump/bubbler isn't working
Before you start troubleshooting, it's very important you do the following:  To keep your plant alive during this interruption, take your lid (wit...
Sun, 31 Oct, 2021 at 4:56 PM