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Idiomas disponibles
Idiomas disponibles
8.3.
Extraordinary maintenance
!
Extraordinary maintenance operations must
be carried out by skilled technical staff, equipped
with all personal protective devices.
!
It is forbidden to remove or tamper with
guards and safety devices while the machine is
running.
!
Procedures for topping up the refrigerant
GB
and repairing gas leaks may only be carried out
by personnel who meet all the requirements of the
regulations in force in the country where the
equipment is used.
!
In the case of flammable refrigerant gases,
R290, R600a or other hydrocarbons, disconnect
the
machine
completely purge the refrigerant circuit with an
inert gas before proceeding with welding or other
work requiring flames or sparks.
!
For refrigerant gases such as R452A, R134a
or other greenhouse gases comply with the
regulations in force concerning the handling of
Fgas.
Cleaning the evaporator
Clean the evaporator periodically.
!
As the fins of the evaporator are very sharp,
always wear protective gloves for the next
phases. Only a brush must be used for cleaning:
do not use jets of liquid or sharp instruments.
To access the evaporator proceed as follows:
1. Open the door (A) of the appliance.
2. Loosen the two screws (B) on the right of the
deflector.
3. Remove the runners (C):
4. Turn the deflector (D) to the left
ENGLISH
from
the
power
supply
!
In the event of hazardous situations being
observed, e.g. damage and exposure to sharp
objects, damage to electrical or thermal insulation,
the equipment must not be operated or used and
must be secured as soon as possible, preventing
access to the surrounding area if necessary.
Have
the
following
periodically by specialised staff:
Check the perfect sealing of the door gaskets
and replace them if necessary.
Check that the electric connections have not
loosened.
Check the efficiency of the heating element
resistance
Check functioning of the board and probes.
Check the efficiency of the electrical system.
Clean the evaporator.
Clean the condenser.
and
Check the operation of the pressure switches
and thermostats
Visually check the condition of the fan guards.
Visually check the condition of the safety
valves.
B
24
operations
carried
out
A
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