What does Error 4 mean on a hot tub?

This error code is visible if there is an issue with the temperature of the pump. If this is higher, the spa pump will not operate and will show the E04 error code. Please test the temperature of the water, without the spa pump attached.

What does E4 mean on COSY spa?

The water temperature of the spa is > 112oF (44.5oC) HL. The E4 Error Code indicates a condition where the PCU has detected a temperature that is 36 Fahrenheit (2 … What do I do if I see a status screen on the app. No. ICE -OR- TOO COLD: Condition for freeze: Heater cuts on to maintain water temp above 45°F.

What does E4 mean on COSY Spa?

What causes a vortex spa er-4 error message?

ER-4 error message is the thermal trip. Problem: Heater thermal trip activated. The heater has been active and has had insufficient water flow over the element. Low or no water flow has caused the heater temperature to exceed its maximum limits and the spa control has shut down operation to prevent any damage to the heater unit.

What causes an ER 3 fault in a spa?

The restriction of water flow due to dirty filter cartridges is the most common cause of the ER-3 fault in spas and swims spas. If the spa pool has been operating normally then intermittent ER-3 faults start to occur the filter cartridges will require servicing.

What do you need to know about SPA will not heat?

NOTE: If you have a Printed Circuit Board (PCB) in the main control box please click here for circuit board troubleshooting. The information below is for mechanical control boxes, without circuit boards. “My spa will not heat” is the number one complaint we hear, it accounts for almost every repair that is sent in to Spa Care Center.

Why does my hot tub have an error message?

Hot tub control panel error messages – If your hot tub control panel has been showing an error message you will want to know how to clear it. Even if you have sorted out the problem that the error message is indicating it might still be continuing to show as a problem on the control panel.

What to do if your spa unit has er-3 error message?

Heater has been active and has had insufficient water flow over the element. Low or no water flow has caused the heater temperature to exceed its maximum limits and the spa control has shut down operation to prevent any damage to the heater unit Turn mains power OFF and wait 10-15 minutes for element to cool and thermal cut-out device to reset.

How can I tell if my spa filter is tripping?

A good way to check if the filter is causing the hi-limit switch to trip, is to run the spa without the filter for a couple of days. If the hi-limit switch does not trip, then it is time to buy a new filter. (See Filters)