McDonnell Miller Water Feeders

McDonnell Miller Series 101-A

Electric Water
Feeder

For low pressure steam boilers with cold water feed.
Eliminates necessity to manually add water to the boiler.
Quick change replaceable cartridge valve and strainer.
Manual feed button.
Maximum water pressure 150 psi.
Maximum boiler pressure 25 psi.
Maximum water temperature 120°F

Quick Links

Series 101-A Cut-Sheets
Series 101-A Parts Breakdown
Series 101-A Strainer / Cartridge Replacement
Maintenance Schedule

McDonnell Miller Series 47

Mechanical
Water Feeder

For steam and hot water boiler with cold water feed.
Continuous maintenance of minimum safe water level, independent of electrical service.
Proportional feed action.
Quick hook-up fittings provided.
Quick change replaceable cartridge valve and strainer.
Maximum water supply pressure 150psi.
Maximum boiler pressure 25 psi.

Quick Links

Series 47 Cut-Sheets
Series 47 Parts Breakdown
Series 47 Valve/Cartridge/Strainer/Assembly Kits
Series 47 Cartridge/Strainer Kits
Maintenance Schedule

McDonnell Miller Series 51

Mechanical
Water Feeder

For low pressure steam and hot water boilers larger than 5,000 Sq. Ft. capacity with cold water feed.
Quick change replaceable cartridge valve and strainer.
Proportional feed action.
Maximum water supply pressure 150 psi.
Maximum pressure 35 psi.

Quick Links

Series 51 Cut-Sheets
Series 51 Parts Breakdown
Series 51 Float/Bellows Replacement
Maintenance Schedule

McDonnell Miller Series 51-S

Mechanical
Water Feeder

For high capacity (up to 35,000 sq. ft.) low pressure steam and hot water boilers with cold water feed.
Optional features - No. 2 switch, manual reset, float block
Proportional feed action.
Maximum water supply pressure 100 psi.
Maximum pressure 35 psi.

Quick Links

Series 51-S Cut-Sheets
Series 51-S Parts Breakdown
Series 51-S Float / Bellows Replacement
Maintenance Schedule

McDonnell Miller Series 53

Mechanical
Water Feeder

For low pressure steam and hot water boilers larger than 5,000 sq. ft. with hot or cold water feed.
Optional features - No. 2 switch, manual reset, float block
Proportional feed action.
Maximum water supply pressure 150 psi.
Maximum pressure 75 psi.

Quick Links

Series 53 Cut-Sheets
Series 53 Parts Breakdown
Series 53 Float / Bellows Replacement
Maintenance Schedule

McDonnell Miller Series 247

Mechanical
Water Feeder

For steam and hot water boilers with cold water feed.
Continuous maintenance of minimum safe water level, independent of electrical service.
Proportional feed action. Quiet, durable operation.
Isolated feed valve minimizes lime and scale build-up.
Maximum water supply pressure 150 psi.
Maximum pressure 30 psi.

Quick Links

Series 247 Cut-Sheets
Series 247 Parts Breakdown
Series 247 Valve/Cartridge/Strainer/Assembly Kits
Series 247 Cartridge/Strainer Kits
Maintenance Schedule

McDonnell Miller Series 21

Make-Up
Water Feeder

For boiler receiver tanks.
Direct mount eliminates need for equalizing connections
Proportional feed action
Soft seat provides seal.
Maximum water supply pressure 150 psi.
Maximum pressure 35 psi.

Quick Links

Series 21 Cut-Sheets
Series 21 Parts Breakdown
Maintenance Schedule

McDonnell Miller Series 25-A

Make-Up
Water Feeder

For boiler receiver tanks.
Float operated.
Proportional feed action.
Soft seal provides positive seal.
Seal between float chamber and valve chamber is not a positive seal.
Maximum water supply pressure 100 psi.
Maximum pressure 35 psi.

Quick Links

Series 25-A Cut-Sheets
Series 25-A Parts Breakdown
Series 25-A Valve Stem Replacement
Maintenance Schedule

McDonnell Miller Series 221

Make-Up
Water Feeder

For boiler receiver tanks.
Direct mount eliminates need for equalizing connections
Soft seat provides seal.
Maximum water supply pressure 150 psi.
Maximum pressure 35 psi.

Quick Links

Series 221 Cut-Sheets
Series 221 Parts Breakdown
Maintenance Schedule

McDonnell Miller Series 551-S

Make-Up
Water Feeder

For applications where water is added to steam separators, receivers, tanks, or other vessels.
Proportional feed action.
Quick-change replaceable cartridge valve and strainer.
Option features - float block
Maximum water supply pressure 75 psi.
Maximum pressure 25 psi.

Quick Links

Series 551-S Cut-Sheets
Series 551-S Parts Breakdown
Series 551-S Cartridge / Strainer Replacement
Maintenance Schedule

McDonnell Miller Series 847

Make-Up
Water Feeder

For receiver tanks in commercial or industrial applications.
Mounts directly on the receiver, eliminating need for equalizing connections.
Quick-change replaceable cartridge valve and strainer.
Proportional feed action.
Maximum supply pressure 150 psi.
Maximum receiver pressure 25 psi.b

Quick Links

Series 847 Cut-Sheets
Series 847 Parts Breakdown
Series 847 Valve/Cartridge/Strainer/Assembly Kits
Series 847 Cartridge/Strainer Kits
Maintenance Schedule

McDonnell Miller Series 851

Make-Up
Water Feeder

For receiver tanks in commercial or industrial applications.
Mounts directly on the receiver, eliminating need for equalizing connections.
Quick-change replaceable cartridge valve and strainer.
Mounting flange - six 7/16" bolt holes on a 5 3/4" bolt circle.
Maximum water supply pressure 150 psi.
Maximum receiver pressure 35 psi.

Quick Links

Series 851 Cut-Sheets
Series 851 Parts Breakdown
Series 851 Valve/Cartridge/Strainer/Assembly Kits
Series 851 Cartridge/Strainer Kits
Maintenance Schedule

McDonnell Miller Series 851-S

Make-Up
Water Feeder

For receiver tanks in commercial or industrial applications.
Mounts directly on the receiver, eliminating need for equalizing connections.
Extended float and rod assembly.
Wider operating range.
Maximum water supply pressure 100 psi.
Maximum receiver supply pressure 35 psi.

Quick Links

Series 851-S Cut-Sheets
Series 851-S Parts Breakdown
Series 851-S Valve/Cartridge/Strainer/Assembly Kits
Series 851-S Cartridge/Strainer Kits
Maintenance Schedule

McDonnell Miller Series 47-2

Water Feeder /
Low Water Cut-Off

For steam and hot water boilers with cold water feed.
Continuous maintenance of minimum safe water level, independent of electrical service.
Proportional feed action.
No. 2 cut-off switch.
Quick change replaceable cartridge valve and strainer.
Maximum water supply pressure 150 psi.
Maximum receiver pressure 25 psi.

Quick Links

Series 47 Cut-Sheets
Series 47 Parts Breakdown
Series 47 Valve/Cartridge/Strainer/Assembly Kits
Series 47 Cartridge/Strainer Kits
Maintenance Schedule

McDonnell Miller Series 51-2

Water Feeder /
Low Water Cut-Off

For low pressure steam and hot water boilers larger than 5,000 sq. ft. capacity with cold water feed.
No. 2 cut-off switch.
Optional features - manual reset & float block.
Maximum water supply pressure 150 psi.
Maximum pressure 35 psi.

Quick Links

Series 51-2 Cut-Sheets
Series 51-2 Parts Breakdown
Series 51-2 Float / Bellows Replacement
Maintenance Schedule

McDonnell Miller Series 51-S-2

Water Feeder /
Low Water Cut-Off

For high capacity (up to 35,000 sq. ft) low pressure steam and hot water boilers with cold water feed.
Integral strainer.
No. 2 switch.
Optional features - Manual reset & Float block.
Maximum water supply pressure 100 psi.
Maximum pressure 35 psi.

Quick Links

Series 51-S-2 Cut-Sheets
Series 51-S-2 Parts Breakdown
Series 51-S-2 Float / Bellows Replacement
Maintenance Schedule

McDonnell Miller Series 53-2

Water Feeder /
Low Water Cut-Off

For low pressure steam and hot water boilers larger than 5,000 sq. ft. with hot or cold water feed
Integral strainer.
Optional features - Manual reset & Float block.
Maximum water supply pressure 150 psi.
Maximum pressure 75 psi.

Quick Links

Series 53-2 Cut-Sheets
Series 53-2 Parts Breakdown
Series 53-S Float / Bellows Replacement
Maintenance Schedule

McDonnell Miller Series 247-2

Water Feeder /
Low Water Cut-Off

For steam and hot water boilers with cold water feed.
Continuous maintenance of minimum safe water level, independent of electrical service.
Proportional feed action.
Maximum water supply pressure 150 psi.
Maximum pressure 30 psi.

Quick Links

Series 247-2 Cut-Sheets
Series 247-2 Parts Breakdown
Series 247-2 Valve/Cartridge/Strainer/Assembly Kits
Series 247-2 Cartridge/Strainer Kits
Maintenance Schedule

Contact Us Directly:

Toll Free: 1-800-780-3776
Int'l Phone: 770-957-9599
Int'l Fax: 770-957-9563
E-Mail: Email Your Request

Mailing Address: Power Plus International
143 McDonough Parkway
McDonough, GA 30253