MODULEX EXT 321, 481, 641, 802, 962, 1123 BOILERS
Installation, Operation & Maintenance Manual
OMM-0087_0F AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 91 of 146
GF-143 Phone: 800-526-0288 07/13/15
CHAPTER 5: OPERATION
This chapter introduces the E8 controller basic menus/sub-menus needed to set up the
MODULEX EXT boiler. Refer to Chapter 4 for instructions for using the E8 controls to navigate
and change settings. For more detailed information concerning the E8 controller menus, sub-
menus, and functions, refer to the E8 Controller User Manual (GF-115-C).
Modulex E8 Controller Front Panel (Cover Closed)
Modulex E8 Controller Front Panel (Cover Open)
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