CONTROL PANEL OPERATING PROCEDURES
3-3
Table 3-1 Operating Controls, Indicators and Displays – Continued
ITEM
NO.
CONTROL, INDICATOR
OR DISPLAY
FUNCTION
10
MENU Keypad
MENU
BACK
▲ (UP) Arrow
▼ (DOWN) Arrow
CHANGE
ENTER
Consists of 6 keys which provide the following functions for
the Control Panel Menus:
Steps through the main menu categories shown in Figure 3-
2. The Menu categories wrap around in the order shown.
Allows you to go back to the previous menu level without
changing any information. Continuously pressing this key
will bring you back to the default status display in the VFD.
Also, this key allows you to go back to the top of a main
menu category.
When in one of the main menu categories (Figure 3-2),
pressing the
▲ arrow key will select the displayed menu
category. If the
CHANGE
key was pressed and the menu
item is flashing, pressing the
▲ arrow key will increment the
selected setting.
When in one of the main menu categories (Figure 3-2),
pressing this key will select the displayed menu category. If
the
CHANGE
key was pressed and the menu item is
flashing, pressing the
▼ arrow key will decrement the
selected setting.
Permits a setting to be changed (edited). W hen the
CHANGE
key is pressed, the displayed menu item will begin
to flash. Pressing the
▲ or ▼ arrow key when the item is
flashing will increment or decrement the displayed setting.
Saves the modified menu settings in memory. The display
will stop flashing.
11
AUTO/MAN
Switch
This switch toggles the boiler between the Automatic and
Manual modes of operation. When in the Manual (
MAN)
mode, the front panel controls are enabled and the
MANUAL
status LED lights.
When in the Automatic (
AUTO)
mode, the
MANUAL
status
LED will be off and the front panel controls disabled.
12
VALVE POSITION
Bargraph
20 segment red LED bargraph continuously shows the
Air/Fuel Valve position in 5% increments from 0 to 100%
Summary of Contents for Benchmark 3.0LN Series
Page 6: ...iv ...
Page 8: ...B ...
Page 42: ...INITIAL START UP 4 8 ...
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