Alarm
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11.5 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 and alarm log.
Categories A-H are alarms, categories I-J are warnings/information, categories K-M are warnings, category Z is
information.
In Temporary stop of compressor. The information may recur
a number of times during a certain time period; if there are
more during the period, a category A alarm is sounded.
J Temporary stop of compressor. The information may recur
a number of times during a certain time period; if there are
more during the period, a category A alarm is sounded.
M Used for board connection problems.
11.6 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. The alarm symbol
is displayed in the initial menu of the control panel
(Æ Chapter 8.3).
Example of an alarm:
Fig. 29
Meaning A B C D E F G h In J K L M Z
Stops the compressor X XX XX X X
Stops additional heat XX X
Alarm lamp, alarm buzzer 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
acknowledgement
X X XXXX X
Menu display must be
acknowledged
X XX XXXXX XX
Placed in the information log X X X
Tab. 48 Alarm categories
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