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06/05/13
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
•
Ph: 800-526- 0288
Page
44
of
112
GF-115-C
Modulex E8 Controller and BCM
Operations and Maintenance Manual
OMM-0084_0D
5.1.3 Viewing the Boiler Setpoint
The setpoint temperature setting is viewed in the E8 controller display as shown below.
Viewing the Boiler Setpoint
1. Turn the Rotary Knob to the
DISPLAY
menu. The first sub-menu displayed will be
INSTALLATION
.
2. Press the Program Key to enter the
INSTALLATION
sub-menu.
3. Turn Rotary Knob clockwise until
T-COLL DES
is displayed along with corresponding
temperature reading. This
T-COLL DES
reading equals the boiler set point.
5.2 Constant Set Point Mode
When a fixed header temperature is desired, configure the the Constant Set Point Mode as
shown in the instructions below.
Constant Setpoint Mode Configuration
1. Set the ON/OFF switch on the front of the Modulex boiler to the ON position.
2. Open the Controller front panel.
3. Turn the Rotary Knob clockwise to the
EXPERT
menu. The first item (sub-menu) displayed
will be
INSTALLATION
.
4. Continue turning the Rotary Knob clockwise until
HEAT CIRCUIT 1
is displayed.
5. Press the Program Key to enter the
HEAT CIRCUIT 1
sub-menu.
6. Scroll to
HC FUNCTION
. The currently stored setting (00 or 01) will be displayed. Normally,
00 will be displayed since this is the Factory Default. However, for the Constant Set Point
Mode, the
HC FUNCTION
setting must be changed to 01. If the
HC FUNCTION
is currently
set to 00, proceed to step 7. However, if it is set to 01, skip to step 11.
7. If the
HC FUNCTION
is set to 00, press the Program Key.
CODE NO.
will be displayed
requesting the valid code to be entered.
8. Enter code
0000
(four zeros) by pressing the Program Key four times. The red LED will
remain lit while the digits are entered.
9. With
HC FUNCTION
again displayed, press the Program Key. The red LED will light. Turn
the Rotary Knob to change the
HC FUNCTION
to 01.
10. Press the Program Key to store the 01 setting for the
HC FUNCTION
. Red LED will go off.
RESET
will be momentarily displayed, followed by display of the current Controller software
version (e.g. SW 259-04). Following
RESET
, the Controller display will then switch to the
initial
INSTALLATION
menu.
11. Use Rotary Knob to scroll to the
USER
menu and access
HTG CIRCUIT 1
sub-menu. Press
Program Key to enter the sub-menu.
12. Using Rotary Knob, scroll to
T – FLOW DAY
. The currently stored value for
T – FLOW DAY
will be displayed. This represents the current Constant Set Point temperature in °F.
13. To change Constant Set Point value, press the Program Key and turn the Rotary Knob to
select the desired Constant Set Point. Press the Program Key again to store the Set Point.