Servend SII-008, SAII Service Manual

SII-008

ASSE Standard #1022-2003 Performance Requirements for

Backflow Preventer for Beverage Dispensing Equipment

ASSE Standard #1032-1980 Performance Requirements

for Dual Check Valve Type Backflow Preventers For

Carbonated Beverage Dispensers - Post Mix Type

8/09

Parts & Service Communicator

Subject: Double Check V alve Certification

SCOPE

SAll Servend/Multiplex equipment comes with a double check valve that meets ASSE standard #1032 or a back flow
preventer that meets ASSE standard #1022. Those standards are listed below and may be found at www.asse­plumbing.org.

NSF certifies Servend/Multiplex equipment under standard 18. The website is www.nsf.org. Click on Food Equipment.
Check standard 18. Our products are listed under Manitowoc Beverage Equipment.

Each check valve will be identified with NSF and ASSE ratings such as the pictures below.

ASSE Standard #1032-1980

The devices covered by this standard are those with
functional capabilities for preventing back pressure
backflow in water supply lines, and which can operate
under continuous or intermittent pressure conditions.
These devices consist of two independently acting primary
check valves, internally force loaded to a normally closed
position, in a common casing or valve body.

Devices may have a supplementary check valve
downstream of the primary downstream check valve.
Where it is incorporated in the design, it shall be held open
by suitable means or removed for all performance tests
where noted.

FURTHER ACTIONS

Contact Manitowoc Beverage Systems Service Sellersburg Indiana if you have any questions or concerns: 800-3 67-0427.

Manitowoc Beverage Systems Sellersburg, 2100 Future Drive, Sellersburg, IN 47172, Tel: [phone], www.manitowocbeverage.com

ANSI Approved - 2003

This standard covers a backflow prevention device
designed to protect the potable water sup ply serving
beverage dispensing equipment. These devices are
intended for use under continuous or intermittent
pressure conditions. They shall consist of two
independently acting check valves biased to a normally
closed position. An atmospheric port shall be located
between the check valves and shall be biased to a
normally open position. The port shall vent liquids,
gases, or both, under backflow conditions.