FLYGT Flygt 3069, Installation, Operation And Maintenance Manual

Page: 6 / 64

Special symbols
Some hazard categories have specific symbols, as shown in the following table.
Electrical hazard Magnetic fields hazard
Electrical Hazard: CAUTION:
1.3 User safety
All regulations, codes, and health and safety directives must be observed.
The site
• Observe lockout/tagout procedures before starting work on the product, such as
transportation, installation, maintenance, or service.
• Pay attention to the risks presented by gas and vapors in the work area.
• Always be aware of the area surrounding the equipment, and any hazards posed by
the site or nearby equipment.
Qualified personnel
This product must be installed, operated, and maintained by qualified personnel only.
Protective equipment and safety devices
• Use personal protective equipment as needed. Examples of personal protective
equipment include, but are not limited to, hard hats, safety goggles, protective gloves
and shoes, and breathing equipment.
• Make sure that all safety features on the product are functioning and in use at all times
when the unit is being operated.
1.4 Ex-approved products
Follow these special handling instructions if you have an Ex-approved unit.
Personnel requirements
These are the personnel requirements for Ex-approved products in potentially explosive
atmospheres:
• All work on the product must be carried out by certified electricians and Xylem
authorized mechanics. Special rules apply to installations in explosive atmospheres.
• All users must know about the risks of electric current and the chemical and physical
characteristics of the gas, the vapor, or both present in hazardous areas.
• Any maintenance for Ex-approved products must conform to international and national
standards (for example, IEC/EN 60079-17).
Xylem disclaims all responsibility for work done by untrained and unauthorized personnel.
Product and product handling requirements
These are the product and product handling requirements for Ex-approved products in
potentially explosive atmospheres:
• Only use the product in accordance with the approved motor data.
• The equipment must never run dry during operation. The volute must be filled with
liquid during operation. Dry running during service and inspection is only permitted
outside the classified area.
• Before you start work on the product, make sure that the product and the control
panel are isolated from the power supply and the control circuit, so they cannot be
energized.
• Do not open the product while it is energized or in an explosive gas atmosphere.
1 Introduction and Safety
4 Flygt 3069 Installation, Operation, and Maintenance Manual