08
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXC/Hi SERIES
Whilst the unit has been designed to minimize any risk posed to the safety of people who will interact with it.
It has not been technically possible to eliminate completely the causes of risk. It is therefore necessary to refer to the require-
ments and symbolism below.
LOCATION OF
RISK
(if present)
RESIDUAL RISK
METHOD OF INJURY
PRECAUTIONS AND
PROTECTIONS
Mixing box with
dampers and
actuators
Crush
Contact
Remove voltage before any operation
Thermal heat
exchangers
Small stab wounds,
burns
Contact
Avoid any contact,
use protective gloves
Electric heaters
Electrocution,
severe burns
Contact, Fire due to short
circuit or overheating of
the heating elements
Periodic check of the safety devices, adhe-
sive warning signs on the machine
Heat
exchangers
Small stab wounds,
crush
Contact
Avoid any contact,
use protective gloves
Fans
Cuts, eye damage,
broken bones
Insertion of objects
through the fans are
operating
Never put objects through the fans sec-
tions
External to unit:
unit enclosure
Intoxication,
severe burns
Fire due to short circuit
or overheating of the sup-
ply cable external to unit
Size cables and mains protection system in
accordance with standards regulations
Inside the unit:
compressors and
gas supply pipes
Severe burns
Contact
Avoid any contact,
use protective gloves
Internal com-
ponent: electric
cables and
metallic parts
Electrocution,
severe burns
Defect in the supply cable
insulation, live metallic
parts
Adequate protection of power cables, en-
sure correct earthing of all metal parts
Low pressure
safety valves
Intoxication,
severe burns
Elevate evaporating
pressure not suitable for
correct operation of the
unit during the
maintenance operations
Carefully check the evaporating pressure
during the maintenance operations
High pressure
safety valves
Intoxication,
severe burns,
hearing loss
Intervention of the high
pressure safety valve with
open refrigerant circuit
cabinet
Avoid, as much as possible, the opening
of the refrigerant circuit cabinet; carefully
check the condensing pressure value; use
all protection devices as indicated by
zregulations in force
