
Safety 2
0020131979_00 VRT 350f Operating instructions
5
2
Safety
2.1
Action-related warnings
Classification of action-related warnings
The action-related warnings are classified in accordance
with the severity of the possible danger using the following
warning signs and signal words:
Warning symbols and signal words
Danger!
Imminent danger to life or risk of severe per-
sonal injury
Danger!
Risk of death from electric shock
Warning.
Risk of minor personal injury
Caution.
Risk of material or environmental damage
2.2
Required personnel qualifications
These instructions are aimed at those who are able to oper-
ate a heating installation but do not have any special tech-
nical knowledge or experience.
2.2.1
Instructed operator (Operator)
Definition:
Instructed
operator
The operator is charged with operation and
maintenance of the unit. He/she must ensure
compliance with maintenance intervals. He/she
does not require any special technical know-
ledge or experience.
The operator must have been instructed in
the following topics by the authorised skilled
tradesman.
–
General safety information
–
Function and location of safety devices on
the system
–
Operation of the unit
–
Energy-saving operation
–
Maintenance operations