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14
BLAST CHILLER ISTRUCTION C-2003 06/2011
A
LL 15 Keyboard/membrane alarm
Cause: A pressed push-button has been detected when
panel is switched on.
E
ffect: All keys are disabled.
All relays are disabled. All inputs are disregarded.
The LED indicator of the pressed button flashes.
Beeper: Activated (3 seconds, then a pause of 30 seconds)
u
ntil the mute button is pressed.
Display: Alternates message “ALL 15” with standard display
Reset: Switch off the panel then turn it back on (stand-
by).
Note: The appliance cannot be used until this alarm has
been removed.
6
.2.1 Information on alarms:
• During alarms, the beeper is activated and the display shows
the message “ALL xx”.
• The alarm message is alternated on the display even when
the beeper has been silenced, until the alarm has been clea-
r
ed.
• Alarm relays remain activated as long as the alarm is displa-
yed.
• In the case that more than one alarm has been activated,
each one is alternately displayed.
•
When the beeper is activated, the operator can silence it by
pressing the relative push-button, after which the alarm can
be cleared, by pressing the beeper reset button again.
• Power failures will not erase current alarms.
6.2.2
List of other operating faults not indicated:
FAULT CAUSE SOLUTION
Compressor does not operate 1 - Overload switch has cut in 1 - Seek assistance from a service technician
2 - Power failure 2 - Check connection to power lines
Fans do not rotate 1 - Power failure 1 - Check connection to power lines
2 - Fan fault 2 - Seek assistance from a service technician
to replace fan
3 - Condenser fault 3 - Seek assistance from a service technician
to replace condenser
4 - Protective fuse faulty 4 - Seek assistance from a service technician to
replace fuse
Electronic panel does 1 - Power failure 1 - Check connection to power lines
not switch on 2 - Protective fuses broken 2 - Seek assistance from a service technician to
replace fuses
Compressor operates but 1 - Shortage of refrigerant gas 1 - Seek assistance from a service technician
does not cool cell 2 - Solenoid valve fault 2 - Seek assistance from a service technician
3 - Condenser is soiled 3 - Clean the condenser (see par. 4.2)
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