Formula Air BADA000012 유지 관리 매뉴얼 - 페이지 11

{카테고리_이름} Formula Air BADA000012에 대한 유지 관리 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Formula Air BADA000012 18 페이지. Atex non-return valve

CAUTION!

Be aware of hot particles remaining inside the valve, even if the explosion is over.

While opening the inspection panel, parts can fall off from the inside, damaging the

operator or goods.

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Every time there is a potentially explosive atmosphere danger, special safety steps must be

taken, as the following:

ignition, or flammable vapors, are not allowed to be used in any procedure that takes

place in any area classified as explosion risk.

3 INSTALLATION

CAUTION! The non‐return valve installation, connection, start‐up and maintenance

must be performed in absence of potentially explosive atmosphere through the

process interruption.

CAUTION! The installation, connection, start‐up and maintenance of the non‐return

valves must be performed by qualified personnel. Use the right equipment, clothing and individual

protection devices according to the situation, and do not work alone.

CAUTION! Any modifications done by the user on the non‐return valve are prohibited!!

3.1

Replacement parts must be purchased from original manufacturer to guarantee explosion

protection.

CAUTION! Internal parts of the non‐return valve shall be inspected 2 monthly for signs of

wear. Especially the EPDM valve seal shall be intact and in place. If EPDM valve seal is worn or not

fitted correctly, the seal must be replaced to guarantee explosion safe operation.

Clean and check the performance of the non‐return valve regularly. It is strictly forbidden to open

the inspection panel while the air flow is running through the duct.

During maintenance keep the system disconnected and all the electrical equipment turned off.

Tools or operations which can produce sparks, which can cause gas

Avoid dust removal by blowing while cleaning.

The use of free flames near the explosion risk area is strictly forbidden.