Taco SR503-EXP User Manual

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Wiring TACO LTA-2 or LF Series 24VAC Low Water Cutoff to
Hydrolevel VXT-24 Programmable Water Feeder (Model with Display)
SAFGARD VRTX-24
WATER FEEDER
24VAC
SUPPLY
50/60 Hz
H
N
NH
COM
NC NO
AC POWER
OUTPUT CONTACTS
BURNER
Set Safgard as desired.
WHITE REDBLACK
Remove jumper between H and COM if using
power source other than burner circuit
or when using mixed voltages.
Do not connect feeder to a manual reset LWCO.
Wiring TACO LTA-2 or LF Series 120VAC Low Water Cutoff to
Hydrolevel VXT-120 Programmable Water Feeder (Model with Display)
SAFGARD VRTX-120
WATER FEEDER
120VAC
SUPPLY
50/60 Hz
H
N
NH
COM
NC NO
AC POWER
OUTPUT CONTACTS
BURNER
Set Safgard as desired.
WHITE REDBLACK
24 VAC LWCO Using Burner Circuit Power Source
Remove jumper between H and COM if using
power source other than burner circuit
or when using mixed voltages.
Do not connect feeder to a manual reset LWCO.
120 VAC LWCO Using Burner Circuit Power Source

Taco SR503-EXP Specifications

General

Brand	Taco
Model	SR503-EXP
Category	Control Unit
Language	English