Tpi control - diagram 3 – Burnham Indirect - Fired Water Heater AL SL User Manual

Page 11

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TPI CONTROL - DIAGRAM 3

Outgoing 4V

wires to relay

or zone valve

Incoming 4V

power

connection

Outgoing 0V

wires to

circulator

Chase Nipple

Conduit

Incoming 4V

power

connections

NOTE: Use proper conduit

and chase nipple