Caleffi H0011953 - Vacu-Stop VRV Mode d'emploi
- Taper
- Mode d'emploi
1
Vacu-Stop™ Vacuum Relief Valve
304 Series
Vacu-Stop™ vacuum relief valves automatically allow air to enter into
a tank or piping system to prevent vacuum conditions that could
siphon water and/or damage equipment. Vacuum relief valves are
suitable for water and low pressure steam service. They are ideal for
use in water heaters, supply tanks, and low pressure steam systems.
Complies with ANSI Z21.22 and CSA 4.4 Relief Valves for Hot Water
Supply Systems.
H0011953.01
304 Series, Vacu-Stop NPT male, connection sizes 1/2”, 3/4”
Product range
Function
Technical specifications
Materials
Body: DZR low-lead brass CW724R
Cartridge, check: PPSU
Spring: stainless steel ISO 6931-1 (4310-301-00)
Washer: silicon 240/T
Top: ABS
Cover plate: PA6G30
Performance
Medium: Water, low pressure steam
Max. working pressure (water): 200 psig (14 bar)
Max. working pressure (steam): 15 psig (1 bar)
Working temperature range: 32 – 250°F (0 – 120 °C)
Vacuum relief opening pressure: 0.3” Hg (1 kPa) vacuum
Relief capacity: 4.5 CFM @ 2” Hg (130 lpm @ 7 kPa) vacuum
Complies with ANSI Z21.22/CSA 4.4 and NSF/ANSI/CAN 61 and NSF/ANSI/CAN 372, Drinking
Water System Components-Lead Content Reduction of Lead in Drinking Water Act, California Health
and Safety Code 116875 S.3874, Reduction in Drinking Water Act, Vermont Act 193 - The Lead in
Plumbing Supplies Law and Maryland’s Lead Free Law HB.372, as certified by ICC-ES.
© Copyright 2023 Caleffi
www.caleffi.com
NSF/ANSI/CAN 61
NSF/ANSI/CAN 372
SAFETY INSTRUCTION
WARNING: This product can expose you to chemicals including lead, which
is known to the State of California to cause cancer and birth defects or other
reproductive harm. For more information go to www.P65Warning.ca.gov.
CAUTION: All work must be performed by qualified personnel trained in the
proper application, installation, and maintenance of systems in accordance
with all applicable codes ordinances.
CAUTION: Over-tightening and breakage can occur with the use of Teflon®
pipe joint compounds. Teflon® provides lubricity so that care must be
exercised not to over-tighten joints. Failure to follow these instructions could
result in property damage and / or personal injury.
CAUTION: System fluids under pressure or temperature can be hazardous.
Be sure the pressure has been reduced to zero and the system temperature
is below 100°F (38°C). Failure to follow these instructions could result in
property damage and/or personal injury.
CAUTION: Clean the pipes of any debris, rust, incrustations, welding slag
and any other contaminants. For optimal operation, air in the system must
be removed.
CAUTION: Do not install an isolation valve in between the pressure vessel
and the vacuum relief valve. If the vacuum relief valve is not installed properly,
according to the instructions contained in this manual, it may not operate
correctly and may endanger the user.
CAUTION: Make sure that all the connecting pipework is water tight.
Caleffi shall not be liable for damages resulting from stress corrosion, misapplication or
misuse of its products..
This safety alert symbol will be used in this manual to draw attention to safety related
instructions. When used, the safety alert symbol means ATTENTION! BECOME ALERT!
YOUR SAFETY IS INVOLVED! FAILURE TO FOLLOW THESE INSTRUCTIONS
MAY RESULT IN A SAFETY HAZARD.
2
3
CONSIGNE DE SÉCURITÉ
AVERTISSEMENT: Ce produit peut vous exposer à des produits chimiques
comme le plomb, qui est connu dans l’État de Californie pour causer le
cancer, dommages à la naissance ou autre. Pour plus d’informations rendez-
vous www.P65Warnings.ca.gov.
AVERTISSEMENT: Tous les travaux doivent être effectués par du personnel
qualifié formé à la bonne application, installation et maintenance des
systèmes conformément aux codes et règlements locaux.
AVERTISSEMENT: Un serrage excessif et une rupture peuvent survenir
avec l’utilisation de Teflon® composés de joint de tuyau. Le Teflon® offre
un pouvoir lubrifiant de sorte que les soins doivent être exercé pour ne pas
trop serrer les joints. Non-respect de ces instructions pourrait entraîner des
dommages matériels et / ou des blessures corporelles.
AVERTISSEMENT: Les liquides du système sont sous pression ou de la
température peivent être dangereux. Être sûr que la pression a été réduite
à zéro et la température du système est inférieure à 100°F (38°C). Le non-
respect de ces instructions peut entrainer des dommages matériels et/ou des
blessures.
AVERTISSEMENT: Nettoyer les tuyaux de tout debris, roille, incrustations,
scories de soudure et d’autres contaminants.Pour un fonctionnement optimal,
de l’air dans le system doit etre retire.
AVERTISSEMENT: Si le valve, n’est pas installe, mis en service et Entretenu
correctement, selon les instructions contenues dans ce manuel, il Peut ne pas
fonctionner correctement et peut mettre en danger l’utilisateur.
AVERTISSEMENT: S’assurer que tous les raccordements sont étanches.
Caleffi ne pourra etre tenue responsable des dommages resultant de la corrosion, d’une
mauvaise utilisation ou une mauvaise utilisation des produits.
Ce symbole d’avertissement servira dans ce manuel à attirer l’attention sur la sécurité
concernant instructions. Lorsqu’il est utilisé, ce symbole signifie. ATTENTION! DEVENEZ
ALERTE ! VOTRE SÉCURITÉ EST EN JEU ! NE PAS SUIVRE CES INSTRUCTIONS PEUT
PROVOQUER UN RISQUE DE SECURITE.
Top connection water heater tankInstallation:
Install the Caleffi 304 Series Vacu-Stop
vacuum relief valve in the cold water
supply line at or above the highest
point in the tank, vertically in the upright
position. The illustration below shows
a typical and correct position when the
valve is installed on a water heater tank.
The valve opens at a vacuum of 0.3”
mercury column.
When installing the vacuum relief valve
on a low pressure steam heating
system, use a pigtail.
Caution: DO NOT install an isolation
valve in between the water supply and
the vacuum relief valve.
Vacu-Stop
Vacuum relief valve
HOT
TANK
COLD
Bottom connection water heater tank
TANK
COLD
HOT
T&P
Relief
Valve
Vacu-Stop
Vacuum relief valve
Dimensions
Safety
If the vacuum relief valve is not installed, commissioned and maintained properly
in accordance with these instructions, it may not operate correctly, and may
cause damage to objects and/or people. Make sure all the connections are
watertight.
When installing the vacuum relief valve, make sure not to over-tighten the connection. Over
time, a failure can occur with subsequent water leakage causing damage.
1 3/8”
dia
1 7/8”
A
Caleffi North America, Inc.
3883 West Milwaukee Road
Milwaukee, WI 53208
T: 414.238.2360 F: 414.238.2366
LEAVE THIS MANUAL WITH THE USER.
Laissez ce manuel à la disposition de I’utilisateur.
06-2023
Code A Wt. (lb./kg)
NPT male threaded
304040A ½” 0.8/0.4
304050A ¾” 0.8/0.4
For Technical Support call 1-414-338-6338, or
email techsupport.us@calef.com
4
-
1
-
2
-
3
-
4
Caleffi H0011953 - Vacu-Stop VRV Mode d'emploi
- Taper
- Mode d'emploi
dans d''autres langues
Documents connexes
-
Caleffi H0008338 - PresCal HP High Range PRV Mode d'emploi
-
-
-
Caleffi North America 38476 Guide d'installation
-
-
-
-
-
-