23
Water Heater Optional User Display - Operation Instructions
Display Temperature Setting Limits
The.user.display.setpoint.temperature.cannot.exceed.maxi-
mum.water.heater.valve.setpoint.temperature.at.any.time ..
Max.Setting.icon.appears.when.the.user.display.setpoint.
exceeds.the.water.heater.gas.valve.knob.setpoint .
The.water.heater.gas.valve.knob.below.is.set.to.HOT.there-
fore.the.user.display.shows.Hot.as.the.maximum.available.
setpoint ..The.customer.in.this.example.has.chosen.to.set.
the.temperature.to.Hot ...When.the.user.display.is.set.to.the.
maximum.available.setpoint,.the.Max.Setting.message.will.
appear.on.the.user.display .
ON
Est. Hot
Water
Very Hot
C
B
A
Hot
•
•
•
Low
Max Setting
ON
Est. Hot
Water
Very Hot
C
B
A
Hot
•
•
•
Low
The.water.heater.gas.valve.knob.below.is.set.to.VERY.HOT.
therefore.the.user.display.shows.Very.Hot.as.the.maximum.
available.setpoint ...The.customer.in.this.example.has.chosen.
to.set.the.temperature.between.Low.and.Hot ...With.this.gas.
valve.knob.setting,.the.full.range.of.temperature.setpoints.is.
available.at.the.user.display .
See.Figure.on.left.below .
User.Display
User.Display
Water.Heater.Gas.Valve
Water.Heater.Gas.Valve
