Element
SECTION 10: The Electronic Operating System (EOS)
L-OMM-0003_A
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11.5.5 Control System Menus
The control display has multiple access levels. System critical settings will not be available for
adjustment. Settings that can be adjusted will display UP and DOWN arrows on the right side of
the display. These programmable menu items are located in the Control System Menu.
To access the Control System Menu:
1. Press and hold the
HOME
button for 3 seconds.
2. Press
NEXT ITEM
to navigate to the next menu. Touch
ITEM BACK
to go reverse.
3. Press
ENTER
to change user accessible menu item settings in the control system menus.
4. Most settings are in the USER access level. Other setting will be located in the INSTaller or
ADVanced access level depending on the necessity for field adjustment. See Section 10.12:
Using Tool Box Menu
for details.
Menu
Description
SETUP
Displays and modifies the temperature control setpoints for the burner, integral tank
circulator and the SANI functions
SOURCE
Displays factory programmed settings which can be adjusted with the the up and down
arrows
MONITOR
Displays operational information such as water and vent temperatures, hours of operation,
and number of cycles
TIME
Sets the time, day and year. Setting the time is necessary when using the scheduled
setback
SCHEDULE
Allows the user to create a schedule for reducing the water heater
’s setpoint when a
building is unoccupied for a period of time
NETWORK
Displays and modifies parameters for creating a Modbus communication connection with
the water heater
OVERRIDE
Allows the user to assume manual control of the burner operation and pumps
TOOLBOX
Displays alarm message history. Changes User access level and reset to factory default
settings
Figure 11-4 - Control System Menu Descriptions
11.5.6 Changing the Vent Material Type (ADVanced Level Access)
If the cold inlet water temperature is above 100°F, the use of solid CPVC, Polypropylene or
Stainless Steel venting is required, and the vent limit switch must be adjusted for the higher
temperature rating allowed by these vent materials.
To Change Vent Type Value:
1. From the
VIEW
menu, press and hold the
HOME
button for 3 seconds to enter the
CONTROL
SYSTEM
menu. The first menu displayed is
SETUP
menu.
2. Touch the
NEXT ITEM
or
ITEM BACK
buttons to navigate to the
TOOLBOX
menu.
3. Touch the
ENTER
button to display the
ACCESS
screen.
4. Depending on control software version, the ADVANCED level can be selected using the
UP
and
DOWN
buttons. Subsequent software revisions will require that button #4 (bottom right
corner) be pressed and held in order to place the control in the ADVANCED access level.
