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BMC and BMC-6X Installation and Operation Manual
CONFIGURATION
Button: MENU/<Maintenance>/<Configuration>
• This menu option provides a consolidated view of the BMC's Startup and Stage settings.
BACK NEXT
------ CONFIGURATION 1 ------
v1.00c
Reset F
Normal
Day/Night Schedules
All Off
BACK EXIT
------ CONFIGURATION 2 ------
A=4-20ma B=0-10v
C=0-5v D=2-10v
DISPLAY
The BMC display layout provides a variety of information that gives an immediate picture of
the operation status. The display shows four boilers at a time. When extensions are present,
the two middle buttons scrolls the screen to view additional boilers. Moreover, all the
information is brightly displayed. It can be viewed in brightly or dimly lit rooms.
• The buttons' functionality changes based on the screen and menu level. The buttons'
functionality is displayed on a dark background on the screen bottom line.
• Horizontal arrows are to scroll through the available stages.
• Vertical arrows are to scroll through the menu functions
when in menus or to change values of settings when in its
specific screen.
• The Top line displays the available sensor values.
• The second line displays the Target set point. However,
it will display any messages pertaining to the operation or
status.
• The third line will list the boiler stages. Any additional
stages can be scrolled to using the two middle buttons.
The Lead boiler letter will be bracketed. See Lead Boiler
Operation on page 19.
• The fourth line lists each boiler modulation status. See
Display Boiler Modulation Status for possible status.
OD=
35
F SYS=
98
F
Prepurge Delay:67
A B C D
50% 15% --- ---
STAGE MENU
Outdoor Temp
System Temp
Message Display Line
Boilers and their
Modulation Status
Button functions
Button
DISPLAY BOILER MODULATION STATUS
The BMC boiler modulation status gives immediate access to each boiler status. The following list show all possible boiler status:
• --- Boiler is off due to no call for heat.
• 97% Boiler is modulating at the indicated percentage.
• ON Boiler Stage Mode is set to ON and boiler is firing at 100% (boiler is in bypass). See Mode on page 25.
• OFF Boiler Stage Mode is set to OFF and boiler stage is unavailable or boiler does not exist. See Mode on page 25.
• m95% Boiler Stage Mode is set to Manual and set to the specified percent. See Mode on page 25.
• C/E Boiler on Extension panel is NOT communicating back to the BMC. See connecting extensions on page 11.