McDonnell & Miller 1575 Series Instruction Manual Download Page 12 | Manualshive

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McDonnell & Miller 1575 Series Instruction Manual Download Page 12

Xylem, Inc.

8200 N. Austin Avenue

Morton Grove, Illinois 60053

Phone: (847) 966-3700

Fax: (847) 965-8379

www.xyleminc.com/brands/mcdonnellmiller

McDonnell & Miller is a trademark of Xylem Inc. or one of its subsidiaries.

© 2013 Xylem Inc. MM-286B July 2013 Part No. 212634

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Summary of Contents for 1575 Series

Page 1: ...series with all other limit and operating controls installed on the boiler After installation check for proper operation of all of the limit and operating controls before leaving the site We recommen...

Page 2: ...er level is not restored to the top probe within 3 m i nutes the pump relay will be deactivated shutting off the pump After the pump relay is deactivated normal operation is resumed Water must again d...

Page 3: ...System Water Temperature 406 F 208 C Maximum System Water Pressure 250 psi 17 6 kg cm2 Maximum System Steam Pressure 250 psi 17 6 kg cm2 All probes in the Series 1575 units are sent from the factory p...

Page 4: ...l water level but not lower than the lowest safe permissible water level as determined by the boiler manufacturer OR If the control will be the secondary low water fuel cut off size the steam top and...

Page 5: ...erating probes to the desired length After cutting secure the probe rod to the electrode and lock the thread using the jamnut in the electrode sleeve Insert the probe into the chamber and tighten by h...

Page 6: ...over Removal and Installation Procedure a To remove cover use a flathead screwdriver to loosen screws and remove the cover K b To reconnect cover slide over brackets and tighten screws using a flathea...

Page 7: ...p Control Connect wire a from power supply to terminal H Connect wire b from neutral supply to terminal N Connect wire c from valve control circuit to terminal PNO Connect wire d from valve control ci...

Page 8: ...PCB is too hot and the unit has shut down The unit will automatically restart when the PCB has cooled sufficiently When using the TEST button the green light will flash once per second during the time...

Page 9: ...nit is factory set at 0 seconds To adjust turn the adjusting screw clockwise using a small flatblade screwdriver to the delay time desired Followthe bl owdown procedure found on page 11 to verify oper...

Page 10: ...pect probes The wiring connections for the pump may not be connected properly Check wiring at terminals Burner does not turn off when water level is below longest probe The probes may be fouled with d...

Page 11: ...ld be opened slowly The piping needs to be wa rmed up and stagant water in the drain piping needs to be pushed out Suddenly opening a blow down valve causes steam to condense which may create water ha...

Page 12: ...nue Morton Grove Illinois 60053 Phone 847 966 3700 Fax 847 965 8379 www xyleminc com brands mcdonnellmiller McDonnell Miller is a trademark of Xylem Inc or one of its subsidiaries 2013 Xylem Inc MM 28...

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