AM Series Boilers and Water Heaters
CHAPTER 8 – UNIT START-UP
OMM-0100_0D
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
Page
87
of
154
GF-146
Ph.: 800-526-0288
03/28/16
8.5 Water Heater Startup Procedure
This section applies only to AM Series water heaters, as well as all water heaters configured
with the AM Rapid Recovery (AMR) option. Refer to the previous section for starting an AM
Series boiler. Refer to section 2.4 for a description of the AMR option for AM water heaters. To
start the water heater, do the following:
Water Heater Startup Procedure
NOTE
Before operation it may be necessary to check the 2000 and 3000
level parameters on each control board. See section 8.16 and
Appendix B for further information.
1. Open the manual gas shut off valve (Figure 7-1).
2. Turn the unit power switch to ON (Figure 8-1).
NOTE
The temperature setpoint is adjusted to its lowest temperature
position when shipped from the factory.
4. The unit will fire only when the domestic hot water setting is higher than the storage tank
temperature (parameter 1002). Press buttons
or
to select the desired storage
tank temperature.
5. If the display gives a Low Water Pressure error (Err 59, Section 9.19), repeat the air purging
operations.
