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Benchmark 2500DF-3000DF Installation, Operation & Maintenance Manual
3.3 CONTROL PANEL MENUS
The Control Panel incorporates an extensive menu structure which permits the operator to set up, and
configure the unit. The menu structure consists of five major menu categories which are applicable to this
manual. These categories are shown in Figure 3-2. Each of the menus shown, contain options which
permit operating parameters to be viewed or changed. The menus are protected by a password levels to
prevent unauthorized use.
Prior to entering the correct password, the options contained in the Operation, Setup, Configuration and
Tuning Menu categories can be viewed. However, with the exception of Internal Setpoint Temperature
(Configuration Menu), none of the viewable menu options can be changed.
Once the valid level 1 password (159) is entered, the options listed in the Setup. Configuration and
Tuning Menus can be viewed and changed, if desired. The Combustion Cal Menu is protected by the
level 2 password (6817) which is used in Chapter 4 to perform combustion calibration prior to service use.
3.3.1 Menu Processing Procedure
Accessing and initiating each menu and option is accomplished using the Menu Keys shown in Figure 3-
1. Therefore, it is imperative that you be thoroughly familiar with the following basic steps before
attempting to perform specific menu procedures:
1. The Control Panel will normally be in the Operating Menu and the VFD will display the
current unit status. Pressing the ▲ or ▼ arrow key will display the other available data
items in the Operating Menu.
2. Press the MENU key. The display will show the Setup Menu, which is the next menu
category shown in Figure 3-2. This menu contains the Password option which must be
entered if other menu options will be changed.
3. Continue pressing the MENU key until the desired menu is displayed.
4. With the desired menu displayed, press the ▲ or ▼ arrow key. The first option in the
selected menu will be displayed.
5. Continue to press the ▲ or ▼ arrow key until the desired menu option is displayed.
Pressing the ▲ arrow key will display the available menu options in the Top-Down
sequence.
Pressing the ▼ arrow key will display the options in the Bottom-Up
sequence. The menu options will wrap-around after the first or last available option is
reached.
6. To change the value or setting of a displayed menu option, press the CHANGE key.
The displayed option will begin to flash. Press the ▲ or ▼ arrow key to scroll through
the available menu option choices for the option to be changed. The menu option
choices do not wrap around.
7. To select and store a changed menu item, press the ENTER key.
OMM-0099_0A
GF-145
CHAPTER 3 – OPERATION
Menu Processing Procedure
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
Ph.: 800-526-0288
Page 37 of 234
PR1: 05/21/2014
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