5
Operating instructions
Type 3280, 3285
1 OPERATING INSTRUCTIONS
The operating instructions describe the entire life cycle of the device. Keep these instructions in a location which is
easily accessible to every user, and make these instructions available to every new owner of the device.
Important safety information.
Read the operating instructions carefully and thoroughly. Study in particular the chapters entitled “Basic safety
instructions” and “Authorized use”.
▶ The operating instructions must be read and understood.
1.1 Symbols
DANGER!
Warns of an immediate danger.
▶ Failure to observe the warning may result in a fatal or serious injury.
WARNING!
Warns of a potentially dangerous situation.
▶ Failure to observe the warning may result in serious injuries or death.
CAUTION!
Warns of a possible danger.
▶ Failure to observe this warning may result in a moderate or minor injury.
NOTE!
Warns of damage to property.
• Failure to observe the warning may result in damage to the device or the equipment.
Indicates important additional information, tips and recommendations.
Refers to information in these operating instructions or in other documentation.
▶ designates instructions for risk prevention.
→ Designates a procedure which you must carry out.
1.2 Definition of terms
In these instructions the term "device" always refers to the 2-way motor valve Type 3280 and 3285.
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