Amazon s choice for ao smith water heater thermostat.
Ao smith water heater thermostat test.
Touch one probe of the multimeter to each terminal on the lower thermostat.
Each element is provided with an independant control thermostat.
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The lower thermostat has only two terminals.
Ao smith 9001954015 upper thermostat with temperature high limit switch eco and cover before checking our thermostat we must be sure our water heater elements are good.
Use the screwdriver to set the lower thermostat to the highest setting.
Leave the upper thermostat in the lowest setting and test the lower thermostat.
The reading on the multimeter should be zero.
I think we can all agree that waking up to take a shower in the middle of winter only to find out that all the water is cold is not the best thing to happen to anyone.
This water heater is available with a capacity from 115 up to 450 litres.
4 6 out of 5 stars 153.
Get it as soon as thu oct 8.
115 450 litres.
How to test and replace a water heater thermostat.
The appliance is fitted with 2 replaceable incoloy sheated elements.
You know when your shower spits ice cubes instead of hot water that it s time to replace the thermostat for your water heater.