programming instructions
To swap lead and lag unit positions, press the ADVANCE button.
To enter the Program mode, press the PROGRAM button and release it when the message PROG appears on the display. When in Program mode, the DOWN and UP arrows are used to scroll through the programming steps.
A FLASHING display means that the function or choice is “SET”, and the display will alternate between the step function and setting.
To change the setting of any step, press the CHANGE button and the display will stop flashing, allowing change to the setting by using the DOWN or UP arrows. When desired setting is reached, press the SAVE button, and proceed as desired. When done with programming changes, press the PROGRAM button until display stops flashing and room temperature display is shown. If no buttons are pushed within thirty
(30)seconds, the controller will automatically revert back to “RUN” mode.
To reset all controller settings to the factory default values, press the PROGRAM button for 10 seconds until display reads dEF.
NOTE: When the controller has the security locking feature enabled, no changes to any selectable features can be made, and the default reset feature is also locked out. All of the programmable features/settings can be reviewed using the Program button and Up or Down arrows, but any attempt to change settings using the Change button will result is display showing “Locd” indicating controller is locked. See section on Security (Locking) Feature.
See next page for Programmable Features, Default Settings and MV4000 front panel label layout.
NOTE: When using the controller buttons to review settings or making changes, push and hold the buttons for approximately 1 second or until the display changes.
Quickly pushing or jabbing the buttons will not allow the controller to respond.
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