User guide

17
CONTROL SYSTEM OPERATION
HEATING ELEMENT OPERATION
FIGURE 4.
Depending on tank size and how they were ordered from the factory
the water heaters covered in this manual may be equipped with 1
to 5 electric heating elements. The illustration here shows how the
heating elements are numbered for control purposes and how the
openings for each heating element are physically located on the
water heater’s storage tank.
Control Options
The water heaters covered in this manual are factory ordered with 1
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cycled on simultaneously with each call for heat, however there is
a one second delay between elements being energized to reduce
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end of each heating cycle.
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energized at the beginning of a heating cycle is the last element
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cycles would progress as follows on a model equipped with 3 heating
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heating cycles would progress as follows on a model equipped with
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CONTROL SYSTEM FEATURES
Advanced Diagnostics
Plain English text and animated icons display detailed operational and
diagnostic information. LCD screen on the front of the water heater displays
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Economy Mode Operation
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operating costs during unoccupied or peak demand periods.
CONTROL SYSTEM NAVIGATION
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FIGURE 5.
Up & Down Buttons
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various user settings.
Operational Buttons
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screen. The function will change depending on what menu is currently
displayed or what menu item is selected. When no text appears on the
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THE DESKTOP SCREEN
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conditions and no user input for approximately 10 minutes the control
system will return to this screen automatically.
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7DQN7HPSHUDWXUH Current water temperature as sensed from the
immersion Temperature Probe.
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operating in the Economy Mode.