AM Series Cascade Sequencer User Manual
OMM-0101_0D
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
Page
15
of
28
GF-146-CS
Ph.: 800-526-0288
04/29/2016
Setting the Logic Address for Each Heater
- Continued
3. Turn the power ON to the Master heater (#1). The Cascade Sequencer will also power up.
4. Wait until the Cascade Sequencer recognizes the boiler and “E2Prom Err” is not displayed.
This may take up to three minutes.
5. Using the Cascade Sequencer, set the Address to 1 as follows:
Logic Address Programming Procedure
a) Press and hold the
Home button
(see Figure 2-1 in Chapter 2) for eight (8) seconds, then
release the button to display the Sub menu.
b) Once the Sub menu is displayed (Figure 1-19), use the
Up
or
Down
buttons
(Figure 2-
1) to scroll through the list of parameters. A dot appears to the left of the parameter
to indicate it is selected (Figure 1-19).
Figure 1-19: Sub Menu - Selecting the Parameter to Change
c) When the Boiler Address parameter is selected, press the
Ok button
. The dot then
appears to the left of the parameter setting (Figure 1-20) and begins to blink, indicating it
may be adjusted.
Figure 1-20: Sub Menu – Changing the Parameter Setting
d) Use the
Up
or
Down
buttons
to change the parameter value up or down. For the Master
heater, set this to 1. For each Dependent heater, a different address is set, from 2 to 8,
depending on how many dependent heaters are in the cascade.
e) When the desired logic address number is displayed, save it by pressing the
Ok button
.
f) To return to the Main menu, press the
Menu button
(Figure 2-1).
g) Wait a minimum of 40 seconds until “#1” appears in the upper left of the center box of the
sequencer display.
IMPORTANT NOTE!
After any change to a parameter, wait at least 40 seconds before exiting the sub menu or
turning the power off.
6. Turn the power OFF to the Master heater.
7. Disconnect the two wires from terminals 16 and 17 of the Master heater
8. Connect the two wires from the Cascade Sequencer to terminals 16 and 17 of the first
Dependent heater (heater #2).
9. On the communications board at top of unit, set the S4 Switch (see Figure 1-17) to ON.
10. Turn the power ON to the first Dependent heater (heater #2).
Dot indicates
parameter is
selected
Blinking dot = Parameter
may be adjusted using UP
& DOWN buttons.