Greenheck DG / DGX with Direct Spark (464043 IOM) (Pre-2008) - Manual (Page 32)

32
Operation
Operation - Water Wizard™
Function Key
L1 L2 L3
Enter Key
Up Key
Down Key
Flow Test Mode
Activating Flow Test Mode opens the supply solenoid and allows water to pass to the manual supply valve. To
activate Flow Test Mode, press and hold the Function Key for one second. To deactivate Flow Test Mode and
allow the supply solenoid to close, press and hold the Function Key again for one second.
Program Mode
Program Mode allows the user to view the Program Menu and edit the factory default settings. To access
Program Mode and view the Program Menu press and hold the Enter Key for three seconds. While viewing the
Program Menu press the Up and Down Keys to scroll through the Menu Options. To view the setting of the
selected Menu Option press the Enter Key. To edit the setting, press the Up or Down Key while viewing the
setting. To save the setting and return to the Program Menu press the Enter Key. To return to the Program Menu
without saving the change, wait 10 seconds. To exit Program Mode from the Program Menu, wait 10 seconds.
Drain Mode
Drain Mode locks open the drain solenoid and drains the supply line between the supply solenoid and the
media. To activate Drain Mode simultaneously press the Function and Enter Keys. To deactivate Drain Mode
and unlock the drain solenoid, simultaneously press the Function and Enter Keys again.
Dry Bulb Temperature
The default display is the Dry Bulb Temperature of the
outside air.
Wet Bulb Temperature
To view the Wet Bulb Temperature, simultaneously
press and hold the Up and Down Keys.
CAUTION!
The sump drain line must be clear and draining
to a safe location before using Flow Test Mode.
NOTE!
The Enter Key must be pressed to save any
changes made to a setting.
WARNING!
Changing the default settings will significantly
effect performance. Only change a setting after
reading and understanding this entire manual.
CAUTION!
Be aware of the water level in the sump tank at
all times when using the Flow Test Mode.
Indicating Lights
Three indicating lights are located across the top of the display to indicate the status of the Water Wizard.
Water Wizard User Interface
Key Function Descriptions
LIGHT STATUS
Indicating
Light
On Off
Blinking
(Long on, Short Off)
Blinking
(Short on, Long Off)
L1 Call for Cooling No Call for Cooling N/A N/A
L2 Drain Solenoid Open Drain Solenoid Closed N/A N/A
L3 Cooling On Cooling Off
Supply Solenoid
Locked Closed
Flow Test Mode Active