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General considerations
The machine has been designed with a view to reducing the risks to persons and the environment in which it is installed, to the mi-
nimum. To eliminate residue hazards, it is therefore advisable to become as familiar as possible with the machine in order to avoid
accidents that could cause injuries to persons and/or damage to property.
a. Access to the unit
Only qualified persons who are familiar with this type of machine and who are equipped with the necessary safety protections (fo-
otwear, gloves, helmet, etc.) may be allowed to access the machine. Moreover, in order to operate, these persons must have been
authorized by the owner of the machine and be recognized by the actual Manufacturer.
b. Elements of risk
The machine has been designed and built so as not to create any condition of risk. However, residue hazards are impossible to elimi
-
nate during the planning phase and are therefore listed in the following table along with the instructions about how to neutralize them.
MAINTENANCE
Part in question
Residue hazard
Mode
Precautions
Compressor and delivery
pipe
Burns
Contact with the pipes and/or com-
pressor
Avoid contact by wearing
protective gloves
Delivery pipes, heat recovery
exchanger and coils
Explosion
Excessive pressure
Turn off the machine,
check the high pressure switch
and safety valve,
the fans and condenser
Pipes in general
Ice burns
Leaking refrigerant
Do not pull on the pipes
Electrical cables, metal parts
Electrocution, serious burns
Defective cable insulation, live metal
parts
Adequate electrical protection (cor-
rectly ground the unit)
Heat exchange coils
Cuts
Contact
Wear protective gloves
Fans
Cuts
Contact with the skin
Do not push the hands or objects
through the fan grille
c. Pollution
The unit contains refrigerant gas and lubricating oil. When scrapping the unit these fluids must be recovered and disposed of in
compliance with the regulations in force in the country where it is installed.
The unit must not be abandoned during the scrapping
stage, but can be stored outside with gas, water and electrical connections closed.
d. Disconnection and disposal
During disconnection of the unit, avoid gas leakage or liquid spillage on environment, especially if the water has additives
or glycol. For dismissing and disposal, deliver the units to specialized centres according to your national laws.
Summary of Contents for RHA series
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