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Related Manuals for Xylem McDonnell & Miller GUARD DOG 750 Series
Summary of Contents for Xylem McDonnell & Miller GUARD DOG 750 Series
- Page 1 INSTRUCTION MANUAL MM-213K 210210...
- Page 2 On Manual Reset Units, if the control is in low water On Manual Reset Units, if the control is in low water condition (water is off the probe) and there is a sudden condition (water is off the probe) and there is a sudden power interruption, the control will remain in low water power interruption, the control will remain in low water condition (Burner Off) even if the power is restored.
- Page 5 PROBE PROBE...
- Page 6 Terminal connection "PROBE" on PCB. Terminal connection "PROBE" on PCB. Terminal connection "GND" on PCB. Terminal connection "GND" on PCB. Connect a wire from Terminal 5 to the next safety Connect a wire from Terminal 5 to the next safety device of the Burner's safety circuit, such as device of the Burner's safety circuit, such as thermostat, gas valve, limits, etc.
- Page 7 STEP 5 - Testing and Diagnostic Procedures Series 750 LWCO with Green Power On LED and Red Low Water LED Start-Up a. Before filling the system, turn on the electric power to the boiler. Auto reset units: simultaneously 4 times. 1.
- Page 8 Xylem Inc. 8200 N. Austin Avenue Morton Grove, Illinois 60053 Phone: (847) 966-3700 Fax: (847) 965-8379 www.mcdonnellmiller.com McDonnell & Miller is a trademark of Xylem Inc. or one of its subsidiaries. © 2014 Xylem Inc. MM-213K December 2014 Part No. 210210...