Wiring Guide
Taco LF Series 24 Volt LWCO Competitive Wiring Cross Reference
24 VAC Models with 24 VAC Burner Circuits
TACO LFx024x
NC COMNO H N GND P
BURNER
CIRCUIT
HOT
NEUTRAL
24 VAC
CIRCUIT
HYDROLEVEL
400, 500, 600 & 700
2 1 P1 P2 A
BURNER
CIRCUIT
HOT
NEUTRAL
24 VAC
CIRCUIT
NHC WB
BURNER
CIRCUIT
HOT
NEUTRAL
24 VAC
CIRCUIT
McDONNELL & MILLER
PS-802/852-24
FACTORY
INSTALLED
JUMPER
24 VAC Models with 120 VAC Burner Circuits
TACO LFx024x
NC COMNO H N GND P
BURNER
CIRCUIT
HOT
NEUTRAL
120 VAC
CIRCUIT
HYDROLEVEL
400, 500, 600 & 700
2 1 P1 P2 A
BURNER
CIRCUIT
HOT
NEUTRAL
120 VAC
CIRCUIT
NHC WB
McDONNELL & MILLER
PS-802/852-24
24 VAC
TRANSFORMER
24 VAC
TRANSFORMER
BURNER
CIRCUIT
HOT
NEUTRAL
120 VAC
CIRCUIT
24 VAC
TRANSFORMER
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