Xylem MM 283D Guard Dog Series 751P and Series 752P Probe Type Low Water Cut-Off - Manual (Page 6)

• Connect probe wire from probe to
"probe connection on PCB"
Connect ground wire from "GND" connection
on PCB to chasis green screw
•
• Connect probe wire from probe to
Connect ground wire from "GND" connection
on PCB to chasis green screw •
"probe connection on PCB"
Connect a wire from Terminal 5 to the next safety
device of the Burner's safety circuit, such as
thermostat, gas valve, limits, etc. Connect a wire from Terminal 5 to the next safety
device of the Burner's safety circuit, such as
thermostat, gas valve, limits, etc.
Connect hot wire from the separate power supply to Terminal 3. Connect hot wire from the separate power supply to Terminal 3.
Connect a wire from Terminal 5 to the next safety
Connect a wire from Terminal 5 to the next safety
device in the circuit.
device in the circuit.
NEUTRAL
HOT
NEUTRAL
HOT
Connect wire from end of Burner circuit to Terminal 2. Connect wire from end of Burner circuit to Terminal 2.
ALARM
LIMIT
CIRCUIT