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Unidirectional Series
Operation and Maintenance Manual
Definition of Terms - Safety Instructions
READ AND FOLLOW THESE INSTRUCTIONS
SAVE THESE INSTRUCTIONS
DEFINITION OF TERMS
Indicates a potentially hazardous situation which, if not avoided, could result in death or
serious injury.
Indicates a potentially hazardous situation which, if not avoided, may result in minor or
moderate injury.
NOTICE
Used without the safety alert symbol indicates a potential situation which, if not avoided,
may result in an undesirable result or state, including property damage.
HAZARD-FREE USE
This device left the factory in proper condition to be safely installed and operated in a hazard-free manner. The notes and
warnings in this document must be observed by the user if this safe condition is to be maintained and hazard-free opera-
tion of the device assured.
Take all necessary precautions to prevent damage to the valve due to rough handling, impact, or improper storage. Do not
use abrasive compounds to clean the valve, or scrape metal surfaces with any objects.
The control systems in which the valve is installed must have proper safeguards to prevent injury to personnel, or damage to
equipment, should failure of system components occur.
QUALIFIED PERSONNEL
• A qualified person in terms of this document is one who is familiar with the installation, commissioning, and operation
of the device and who has appropriate qualifications, such as:
• Is trained in the operation and maintenance of electrical equipment and systems in accordance with established safety
practices
• Is trained or authorized to energize, de-energize, ground, tag, and lock electrical circuits and equipment in accordance
with established safety practices
• Is trained in the proper use and care of personal protective equipment (PPE) in accordance with established safety
practices
• Is trained in first aid
• In cases where the device is installed in a potentially explosive (hazardous) location – is trained in the commissioning,
operation, and maintenance of equipment in hazardous locations
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