BRAUKMANN EA122A AUTOMATIC AIR VENT
62-3038—01 2
Fig. 2. EA122A flow capacities, with leakage guard cap.
NOTE: Capacity indicated is for device with leakage guard
cap correctly installed and operational. Additional
capacity may be obtained by removing the leakage
guard cap and installing a connection between the
vent discharge and drain using Q122A1001 Safe
Waste Connector.
INSTALLATION
WHEN INSTALLING THIS PRODUCT…
1. Read these instructions carefully. Failure to follow
them could damage the product or cause a hazardous
condition.
2. Check the ratings given in the instructions and on the
product to make sure the product is suitable for your
application.
3. Installer must be a trained, experienced service techni-
cian.
4. After installation is complete, check out product opera-
tion as provided in these instructions.
Do not use tools to adjust the EA122 or damage to the
vent may result. Use hands only to adjust vent. A
wrench may be used only on hex during installation.
LOCATION
Install the EA122A on the positive side of the circulator pump
at the point where air will accumulate. This is usually the high
point of the supply or the return main in the system as shown
in Fig. 3.
Fig. 3. Install EA122A at high point in system.
INSTALLATION
1. Fit EA122A vent in piping at a location as specified in
the Location section.
2. Turn EA122A until vent fits tightly on piping. Use a
wrench to securely tighten hex.
3. If safety drain connection is desired, install a pipe
between vent discharge and drain using Q122A1001
Safe Waste Connector.
4. Make sure that the red vent cap is securely tightened,
and that the valve is in the closed position by turning
vent body clockwise. See Fig. 4. Use hands only to
avoid damaging the vent.
5. With the valve in the closed position, flush the system
as required to remove dirt, debris and contaminants.
6. Fill the system with the appropriate solution.
7. Operate the EA122A by turning the air vent body coun-
terclockwise to the open position. Use hands only, see
Fig. 4.
8. Make sure the red vent cap is tightened all the way to
the stop position for proper leakage guard operation.
Use hands only to tighten.
Fig. 4. Turn vent body counterclockwise to open or clockwise
to close.
9080706050
40
3020100
0
50
100
150
200
M5495
PRESSURE (PSI)
CUBIC FEET/HOUR
M5492
SAFETY CONNECTION FOR PIPING
BETWEEN VALVE DISCHARGE AND DRAIN
EA122A AIR VENT
USE WRENCH TO
TIGHTEN HEX SECURELY.
INSTALL EA122A AT HIGH POINT IN SYSTEM.
M5494
CLOSED
OPENED
