Instruction manual

22
P/N HN-IOM-1 82-0331 Copyright 2009 Mestek, Inc.
Finned copper tube gas boilers & water heaters – Control manual
Wiring (continued)
HeatNet control field wiring (also see Boiler Installation & Operation Instructions) — Verify against wiring diagram supplied Figure 3
with boiler
6
PUMPS REQUIRE RELAYS OR STARTERS
— DO NOT
directly operate a pump using the
HeatNet contacts. Use these contacts only to
operate pump relay or starter coils.