Why will my hot tub not heat?

Low flow in your spa or hot tub is most commonly associated with a dirty spa filter. If your spa heater won’t heat, remove and clean the filter(s) rule out a pressure or flow rate problem. Low water level, a clogged pump impeller, closed valves, clogged pipes or blocked spa drain covers can also cause flow issues.

How to know if hot tub heater is working?

To test hot tub heating elements for integrity, use an ohm meter on its lowest setting. With the meter’s test leads, measure the resistance between the two element terminals. The acceptable resistance range for most heaters is between 9-12Ω (ohms), some may be as high as 20Ω.

How to fix hot tub not heating?

Water flow or circulation problems. If your water is heating up very slowly.
Check the Water level. Firstly, and easiest.
Release any pump airlocks. If your hot tub isn’t heating, and you’ve recently emptied and filled your hot tub.
Clean your filter.
Check pressure/flow switch.
Check the pump is working.

Why does my hot tub not turn on?

Your hot tub heater may be faulty or tripped the high limit switch which can be caused by clogged filters or blockage preventing water from flowing through the heater. Additionally, the thermostat may be faulty, and sometimes rodents even chew threw wires under your hot tub, preventing the heater from working properly.

Why does my jetted tub heater not work?

You may also have to reset the heater on your jetted tub by following the directions in your user manual. Blockages in your tub’s circulation system may also prevent the tub from properly heating. The fix may be as simple as cleaning or replacing the tub’s filters.

How to diagnose and repair your hot tub heater?

There are a number of ways your hot tub heater may be malfunctioning. This video explains and shows you how to test, troubleshoot, diagnose, and repair it. Work should be done by a trained professional. Check your warranty for details, or head to http://www.arcticspas.com/our-product… Loading…

Is the hot tub supposed to be hot?

Hot tubs are meant to be HOT. If you’ve ever been in a warm tub, you know it’s just not the same. If you’re in charge of the hot tub at home, you immediately hear the complaints when the hot tub heater is not working properly.