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© 2018 Johnson Controls. All rights reserved. All specifications and other information shown were current as of document revision date and are subject to change without notice.
NITROGEN CYLINDER
REPLACEMENT PROCEDURE
Replace the nitrogen cylinder in accor-
dance with the following instructions.
Step 1.
Close the control valve in the
air supply trim to the system.
Step 2.
Close the Cylinder Control
Valve.
Step 3.
Remove the Model AMD-3
Device from the Cylinder Control Valve
by slowly unscrewing the inlet connec-
tion to the Pressure Regulator.
Step 4.
Following the steps outlined in
the caution below, replace the nitrogen
cylinder.
CAUTION
The following instructions with regard
to the nitrogen cylinder must be strictly
followed. Failure to do so may result in
personal injury or property damage.
Step A. Secure the cylinder to a wall or
post, ensuring that it will not tip or fall if
accidently bumped.
Step B. Inspect the Cylinder Control
Valve outlet for dirt, dust, damaged
threads, oil, or grease. Remove dirt
and dust with a clean cloth. If damaged
threads, oil, or grease are present,
replace the cylinder.
Step C. Inspect the Pressure Regulator
inlet for dirt, dust, damaged threads,
oil, or grease. Remove dirt and dust
with a clean cloth. If damaged threads,
oil, or grease are present, have the
pressure regulator serviced by an
authorized agent of the Victor Equip-
ment Company.
Step D. With the cylinder securely in
place and while standing to the side
or rear of the Cylinder Control Valve,
momentarily crack open the Cylin-
der Control Valve. This procedure is
intended to blow out any foreign matter
that may be inside the valve outlet.
Step E. Attach the Model AMD-3
Device to the Cylinder Control Valve
and securely wrench-tighten.
Step 5.
Open the Cylinder Control
Valve in accordance with Step 4 in the
Operating Procedure section.
Step 6.
Open the control valve in the
air supply trim to the system.
Step 7.
Check the Pressure Regulator
connection for leaks.
Limited
Warranty
For warranty terms and conditions, visit
www.tyco-fire.com.
Ordering
Procedure
Contact your local distributor for avail-
ability. When placing an order, indi-
cate the full product name, including
description and Part Number (P/N).
Model AMD-3 Device
Specify: Model AMD-3 Automatic
Nitrogen Maintenance Device,
P/N 52-328-2-001
Replacement Parts
Specify: (description) for use
with the Model AMD-3 Automatic
Nitrogen Maintenance Device,
P/N (Ref. Figure 1)
