7
COOLIUS Y50A
1.2 Symbols
This safety alert symbol indicate that this message involves personal safety. Works danger,
warning and caution indicate degree of hazard. Death, personal injury and/or property damage
may occur unless instructions are followed carefully.
Do not operate this machine if you have not read and understood the following safety items.
Read this entire Operating Manual.
1.3 Intended use
The machine is designed solely for use in automobile air-conditioning system maintenance.
CAUTION!
Risk of injury due to improper use.
This machine is intended for use by Qualified personnel only. Such users must have a knowl
-
edge of the basics of refrigeration, refrigeration system, refrigerants and the potential hazards
that unit under high pressure can cause.
2 Important safety instructions
The user should follow the “general safety rules”, and use the machine according to the “intended use” and
the instructions of this operating manual.
Therefore, the user is not exposed to any risk if the general safety rules reported below are followed with
proper use and maintenance of the machine.
2.1 Glossary of terms
•
Machine:
The machine relative to this operating manual.
•
Refrigerant:
Fluid reported on the identification label.
•
A/C system:
Air-conditioning system in the vehicle.
•
External bottle:
New Refrigerant used to fill the internal vessel.
•
Internal vessel:
Refrigerant storage tank.
•
Process:
Execution of an individual function (Ex. Recovery).
•
Cycle:
Execution of more processes.
• Refrigerant test:
Analysis of the composition of the refrigerant.
•
Recovery
: The recovery of refrigerant in any condition and its storage in a container outside the A/C
system, without necessarily undergoing analysis or treatment of any kind.
•
Recycling:
A reduction of the contaminating substances in used refrigerants through oil separation, the
recovery of incondensable and their single or multiple passages through elements that enable a reduc-
tion in humidity, acidity and gasses.
•
Disposal:
Recovery of refrigerant to store it for subsequent distribution or disposal.
•
Vacuum:
Phase in which air and moisture are evacuated from an A/C system solely by means of a
vacuum pump.
•
Oil charge:
Introduction of oil inside an A/C system for the purpose of maintaining the amount of oil
specified by the manufacturer.
•
UV dry charge:
Introduction of UV dye inside an A/C system in order to detect possible leaks by means
of a UV lamp.