AERCO BMK 6000 - Manual (Page 40)

Benchmark 6000 Boiler Installation, Operation & Maintenance Manual
CHAPTER 3 – OPERATION
Page 40 of 210 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0086_0D
03/20/14
Ph.: 800-526-0288
GF-133
Table 3-1: Operating Controls, Indicators and Displays – Continued
ITEM FEATURE FUNCTION
10
MENU Keypad
Six (6) keys provide the following functions for the Control Panel Menus:
MENU
Steps through the main menu categories shown in Figure 3-2. The
Menu categories wrap around in the order shown.
BACK
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.
▲ (UP) Arrow
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.
▼ (DOWN) Arrow
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.
CHANGE
Permits a setting to be changed (edited). When 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.
ENTER
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.
Manual operation is for service only.
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%