When a walk-in tub has sat unused for years, you restart it with the same vinegar flush every new tub gets before its first bath: mix 2 cups of white vinegar with 2 cups of water, fill the tub to 1 inch above the highest jets, add the mixture, run the tub for 10 minutes, then drain. Before pressing any button, check the GFCI, the green LED on the blue control box, and the air hoses behind the push buttons. Whether the tub sat idle for years or came with the house, our first bath preparation and flush guide has the full checklist.
Likely Causes
- Residue and mineral deposits left in the jet lines.
- A tripped GFCI or breaker, or a control box with no power.
- A push button air hose that worked loose, so the bubble jet switch does nothing.
- A door seal that stuck while the door stayed closed.
What to Check, in Order
- Reset the GFCI and confirm the outlet is live, then look for the green LED on the blue control box. If it stays dark on a good outlet, note that for your ticket and stop here.
- Confirm the air hose from each push button is seated firmly at the button and at the control box nipple. A loose hose is the usual reason a bubble jet switch goes quiet.
- If the seal stuck while the door sat closed, squeeze it gently with your fingertips and pull it away from the frame to restore its shape, then clean it with rubbing alcohol. Keep the door open when the tub is not in use.
- Fill the tub and let it stand 20 minutes with the door closed to confirm the seal is watertight.
- Run the vinegar flush. A tub that has sat for a while can take a second flush to run clear, which is normal; our guide to black flakes or slime from the jets explains what you are seeing.
- A pump that shuts off and restarts by itself during the flush points to the control box, not to the cleaning. Follow the checks in control box has no power light or replacement before opening a ticket.

Chapters in this video
- 0:00 Automatic Tub Cleaning Features The video explains how the hydrotherapy jets activate ozone sterilization and the air massage uses auto Purge to clear water.
- 0:32 Manual Cleaning and Maintenance The video demonstrates wiping the tub with a non-abrasive cleaner and cleaning around the intake screen.
- 1:00 Avoid Bath Bombs The video cautions against using bath bombs due to potential damage to the pump system.
The video covers ozone, which runs whenever the hydro jets are on, the two-minute Auto Purge about 20 minutes after the air massage is shut off, and the twice-monthly wipe with a non-abrasive cleaner; use the recipe above for the flush. Watch: Walk-In Tub Cleaning and Maintenance Guide with chapters and a full transcript.
When to Open a Ticket
If the LED is dark on a live outlet, a pump stops and restarts on its own, or the seal will not seat after cleaning, send your serial number from the label behind the magnetic access panel next to the door, photos of the control box and hoses, and a short video of the fault to your Ella dealer or the team at (800) 480-6850. The second owner guide to an installed Ella tub covers identifying your model and the support every Ella owner can count on.
Related Guides
- Pump Shuts Off After a Few Minutes Without Tripping the Breaker: The 20-Minute Timer, Overheating, and Isolating Each Pump
- Can You Use Bubble Bath or Shampoo With the Jets Running? Managing Foam in a Jetted Walk-In Tub
- Is There a Time Limit on How Long the Microbubble Pump Runs?
- What Is an Air Bath Tub and How Do Air Jets Work?
- How do I clean a walk-in tub and its jets properly?
- How Do I Clean the Air Jet Bubble Lines in My Walk-In Tub?