
E8 Controller and BCM for Modulex EXT
Installation, Operation & Maintenance Manual
CHAPTER 7: E8 CONNECTOR TERMINAL ASSIGNMENTS
OMM-0093_0A AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 75 of 108
GF-136-C Ph.: 800-526-0288 PRI: 06/24/2013
7.2 MAINS Power Terminal Assignments
Table 7-2: Mains Power Terminal Assignments
A1 = Secondary Pump, heating circuit 1
A2 = Secondary Pump, heating circuit 2
A3 = Cylinder charging pump
A4 = Mixer motor heating circuit 2 on
A5 = Mixer motor heating circuit 2 to
A7 = Burner stage 2/HS 2/Solid fuel
A8 = Mixer motor heating circuit 1 on/Multifunction relay 1
A9 = Mixer motor heating circuit 1 to/Multifunction relay 2
IV (3)
A10 = Primary Pump, Collector pump 2/Switching valve to solar tank
2/Multifunction relay 3
A11 = Collector pump 1 (speed controlled) multifunction relay 4
7.2.1 Connector 2
7.2.2 Connector 6
7.2.3 Connector 4
THE PRIMARY PUMP (COLLECTOR PUMP 2) MUST BE WIRED
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