Alarms
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17.7 Alarm categories
The alarms are divided into different categories
depending on the type and seriousness of the fault.
Alarm category is displayed in the alarm window, alarm
log and alarm history.
Category A-H comprises alarms, category I-M warnings and category Z information.
I Temporary stop of compressor.
J Temporary stop of compressor. The warning may recur a
number of times during a certain time period; if there are
more during the period, the category changes to A.
M Used for board connection problems.
17.8 Alarm window
When an alarm/warning occurs, the display shows
information about what has happened. At the same time,
information is saved in the alarm log and alarm history.
Fig. 53
Meaning A B C D E F G H I J K L M Z
Stops the compressor X XX XX X X
Stops additional heat/mixing valve XX X
Alarm buzzer and lamp is activated X XX XXXXX
Alarm delay 5s 3s 15 min 1 min 5s 1s 1s 1s 5s 5s 2s 5s 0s 0s
Requires acknowledgement to
restart
X XX X X
Can be restarted before acknowl-
edgement
X X XXXX X
Menu display must be acknowl-
edged
X XX XXXXX XX
Tab. 187 Alarm categories
6 720 640 292-14.1I
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