Use the labels as a starting point but measure the actual temperature at the closest hot water faucet if you want to be most precise.
Water heater temperature control a b c.
The a b c knob on a residential gas water heater usually equals 130 140 150 degrees if properly calibrated.
The recommended temperature setting is between 115 degrees and 120 degrees.
The time dial does not rotate automatically to function as a clock reflecting the time of day.
After programming is com plete the time dial functions only as an on off switch.
120 degrees is sometimes labeled hot or with a little triangle icon.
For the b knob the temperature which has been determined is 140 degrees.
Other temperature settings hot and very hot each stands for 120 degrees and 160 degrees.
Here is what temperature each letter stands for.
Most hot water heaters have a a b c knob.
In common the a b c knob has different temperature settings.
On your hot water heater there will be a knob on the gas valve or a thermostat if electric behind an electric water heater panel.
Water heater dial a b c.
Check you water heater temperature setting.
On your hot water heater there will be a knob on the gas valve or a thermostat if electric behind an electric water heater panel.
If your water heater is now set to 140 f note that you can save 3 to 5 of the energy consumption for each 10 f you lower the temperature.
Most hot water heaters have a a b c knob.
The recommended temperature setting is between 115 degrees and 120 degrees.