Rheem PowerVent Series Use & Care Manual page 27

Installing the water heater continued.....
Estimated Hot Water
Three bars shown on the user display are an estimate of hot water available relative to the temperature setpoint.
The chart below describes what each symbol means.
Vacation Mode
The user display features a vacation mode which
sets the water heater temperature to Low. The user
display toggles between On and Vacation Modes when
"Mode" key is pressed. Note that the Estimated Hot
Water symbol shows no hot water available when in
VAC mode. To return the water heater to normal "ON"
mode, unlock the display and press the Mode button.
Est. Hot
Water
Est. Hot
Water
Tank is full of hot water
Est. Hot
Water
Two thirds of the tank volume available
Est. Hot
Water
One third of the tank volume available
Est. Hot
Water
No hot water available
Very Hot
C
B
A
Hot
•
•
VAC
•
Low
Mode
Error Display
When an error message is received from the water
heater, the "SERVICE NEEDED" icon flashes. See
the screen example below. Call your water heater
contractor.
Est. Hot
Service
Water
Needed
ON
Very Hot

C
B
A

Hot
•
•
•

Low
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