AERCO Modulex EXT 321 - 1123 - Manual (Page 14)

MODULEX EXT 321, 481, 641, 802, 962, 1123 BOILERS
Installation, Operation & Maintenance Manual
Preparing Boiler for Servicing 1.11.4
Before carrying out any cleaning or servicing turn off the electrical supply to the boiler by means
of the ON/OFF switch and/or by means of the appropriate shutdown devices.
Returning a Boiler to Service 1.11.5
Before putting a boiler, which has been unused for a length of time, back into service, rinse the
entire domestic hot water system, allowing the water to flow an appropriate amount of time in
order to circulate throughout the entire system.
Change in Ownership 1.11.6
If the appliance is sold or transferred to another owner, or if the present user moves from the
installation site and leaves the appliance installed, ensure that the manual stays with the
appliance so that it can be consulted by the new owner and/or installer.
1.12 Operational Limits of the Boiler
•
Max. boiler temperature: 180° F
•
Max Allowable Working Temperature ASME: 200 °F
•
Max. Allowable Working Pressure ASME: 92 psi
Page 14 of 148 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0087_0E
12/01/14 Phone: 800-526-0288 GF-143