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AM Series Boilers and Water Heaters
CHAPTER 9 – OPERATION
OMM-0100_0D
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
Page
95
of
154
GF-146
Ph.: 800-526-0288
03/28/16
9.5 Startup Procedure - Boilers
This section applies only to AM Series boilers. For Water Heaters, refer to Section 9.13.
Boiler Startup Procedure
1. Open the manual gas shutoff valve.
2. Switch ON electric power to the boiler.
3. If the display shows code Err 65, it means that the polarity has not been observed between
phase and neutral (Call service department to restore the situation, do not attempt to repair
it).
4. Press button
or
to setup the heating temperature desired, then press RESET
key to save the change.
5. Press button
and
to setup the domestic hot water temperature desired, then
press RESET key to save the change.
If the burner fails to ignite within 60 seconds, the boiler will automatically attempt ignition
another four times, after which if it fails to start-up, it will shut down and the display will show
Loc 01 together with icon
.
If the boiler goes into any lockout or blocking error, the display will show icon
and the
corresponding burner icon (
or
) will blink.
To restore the normal operating condition, press RESET key one time and the display will show
the type of lockout. Press the RESET key again. To return to normal display mode, press and
hold the RESET button for at least 5 seconds.
The boiler will automatically attempt another start-up.
Now the boiler will continue to operate in relation to the service requested and will show:
•
The icon
if the heating service is enabled.
•
Blinking
if heating service is active (boiler is warming the heating plant).
•
The icon
if a domestic hot water service is enabled;
•
Blinking
if a domestic hot water service is active (and boiler is loading an indirect
water heater);
9.6 Boiler Summer Mode
To disable the heating functions for a prolonged period, leaving only the domestic hot water
function, press the
key until the word OFF is displayed. Then press RESET button to
save the change. Now the heating service is disabled, and is indicated by the
icon
disappearing from the display.