Attila DIGITAL - Page 59

USE AND MAINTENANCE MANUAL
ATTILA
59
EN
MESSAGE CAUSE EFFECT TYPE OF ERROR SOLUTIONS
dOr
Open door (function of
parameter tdO).
Blast chiller door
opening with
programme or optional
function (except
defrosting) in progress.
The programme or
function is running.
Deactivation of cell fan.
Compressor
deactivation (function
of parameters SLd and
tdO).
Door open.
Close the blast chiller
door to reactivate the
evaporator cell fan (if
parameter SLd=0).
While the programme
or function is running,
press the START/
STOP button to stop
the programme or
function, remove “dOr”
and return to the stop
status.
PrS
Opening of pressure
switch DI2 (if EPS
parameter different
from 0).
Pressure switch
alarm event count <
parameter EPS.
Increase of the alarm
counter by one unit
(initially to zero)
Blast chiller in a
suspended status with:
▪ Compressor
deactivation
▪ Evaporator cell fan
deactivation
▪ Condenser fan
activation
▪ Suspension of
time counting
▪ If a manual
programme is
running.
Pressure switch alarm
without load lock.
Close pressure switch
DI2 and wait for
compressor safety time
(parameter dOF and
parameter dOn)
Opening of pressure
switch DI2 (if EPS
parameter different
from 0).
Pressure switch alarm
event count = parameter
EPS.
Deactivation of all
loads.
Pressure switch alarm
with load lock.
Press the START/STOP
button