Jafar 2112 Kullanım ve Bakım Kılavuzu - Sayfa 9

Kontrol Ünitesi Jafar 2112 için çevrimiçi göz atın veya pdf Kullanım ve Bakım Kılavuzu indirin. Jafar 2112 9 sayfaları. Flanged gate valves with soft seals

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4.2 ASSEMBLY INSTRUCTIONS

Before attempting to install the valve, check the technical and commercial documents delivered with the

product to verify that the media and pipeline operating parameters comply with the manufacturer's declaration.

Any change in the operating conditions must be consulted with the valve manufacturer beforehand.

Before attempting to assemble the valve, remove the main bore plugs, check the inner surfaces of the

valve and thoroughly flush with water, if necessary.

CAUTION! If the product is damaged mechanically, do not install it in the pipeline.

The figure below shows the method for coupling the gate valve and the valve orientation diagrams:

1. Valve; 2. Nut; 3. Gasket; 4. Pipeline flange; 5. Washer; 6. Fastening bolt

4.3 OPERATION

The gate valve shall be operated according to all relevant requirements for cut-off valves, i.e. either in fully

open or fully closed positions. Leaving the gate valve partially opened (or closed) may result in seal failure. To

ensure full performance, switch the gate valve periodically (once a year, from fully open to fully closed).

Exceeding the operating limits of the valve may result in damage that will not covered by the suretyship

granted by the manufacturer.

4.4 OCCUPATIONAL HEALTH AND SAFETY

The valves with soft seals are eligible for the OHS guidelines and recommendation concerning

installation of pipelines and devices for water supply stations, heat power plants, water treatment plants, sewage

treatment plants, pumping stations and other facilities, and eligible for the Polish Regulation concerning general

OHS laws (use of personal protective equipment for hands, legs and head, and safety garment), especially at

work with low or high temperature hazard.

Misuse of this product is prohibited.

5 WARRANTY TERMS AND CONDITIONS

The product assembled, installed and operated in compliance with this Manual is covered by a

commercial warranty from the manufacturer. The conditions and period of the warranty is specified in the

warranty sheet.

OPERATION AND MAINTENANCE MANUAL

Recommend

Permitted

Not permitted

12-2016