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The Honeywell Braukmann EA122A
Automatic Air Vent purges air from high
pressure mains and equipment in hot or cold
closed water systems.
Includes built-in brass shutoff valve for servicing
without system shutdown.
Contains removable float/valve assembly for easy
servicing.
Includes safety drain connection and vent cap with
leakage guard.
Internal parts made of corrosion-resistant and
chemical-resistant materials for use with water
systems containing glycol, mineral oils, or petro-
leum-based oils.
Automatic Air Vent
For use with water systems up to 230° F [110° C].
Not suitable for steam systems.
Uses 1/8 in. NPT male pipe thread.
Maintains quiet and efficient operation.
CONTENTS
Specifications ................................................ 2
Ordering Information .................................... 2
Installation .................................................... 3
Operation ...................................................... 4
Service ........................................................... 4
Troubleshooting ............................................ 5
G. R. • 2-93 • © Honeywell Inc. 1993 • Form Number 62-3038
EA122A
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Summary of Contents for Honeywell EA122A
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Page 1: Table Of Contents
CONTENTS Specifications ..........2 Ordering Information ........2 Installation ............ 3 Operation ............4 Service ............4 Troubleshooting ..........5 G. R. • 2-93 • © Honeywell Inc. 1993 • Form Number 62-3038... -
Page 2: Specifications
Maximum Pressure: 150 psi. Seal Disc and Rings: Synthetic rubbers. Maximum Temperature: 250° F [120° C]. CONNECTIONS: 1/8 in. NPT male pipe thread. Fig. 1—EA122A dimensions in in. [mm]. DIMENSIONS: Refer to Fig. 1. CAPACITIES: Refer to Fig. 2. [48] [11] Fig. -
Page 3: Installation
Installation WHEN INSTALLING THIS PRODUCT… INSTALLATION 1. Read these instructions carefully. Failure to follow 1. Fit EA122A vent in piping at a location as specified them could damage the product or cause a hazardous in the Location section. condition. 2. Turn EA122A until vent fits tightly on piping. Use a 2. -
Page 4: Operation
Opening the air vent (turning valve body counterclock- operation repeats. wise) exposes the EA122A to the system. Water and air may If the vent seat remains open, water will rise through the enter the vent chamber. The float will fall through any air in vent and cause the swelling disks inside the red cap to close the chamber. -
Page 5: Troubleshooting
EA122A TROUBLESHOOTING Troubleshooting CAUTION The EA122A may be hot due to system temperature extremes. Use caution when adjusting vent to pre- vent burning hands. Problem Action The EA122A is not venting air or 1. Check the red vent cap; make sure the vent passage is open (disks are there is too much air in the system. - Page 7 62-3038...
- Page 8 Honeywell Braukmann Helping You Control Your World Honeywell Inc. 1985 Douglas Drive North Golden Valley, Minnesota 55422 Printed in U.S.A.