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Service Manual
1-631
INSTALLATION
2 Alarm and Errors
This section deals with alarm codes and their descriptions.
The red dashed line indicates that one or
more units in this section are experiencing an
alarm condition.
Red indicates that one or more units in this section are in an alarm status.
Bottom Bar of Screen:
Current alarm
information will scroll from right to left as on a
Teleprompter.
Alarm
Codes
Contents
Action to Take
00~FF
(except
60,61,63,
64,65)
Alarm from air conditioners
Refer to Installation Manual and Operation Manual for each air conditioner.
60
Central controller - outdoor unit
communication error (when more
than 1 unit(s) are operating)
A communication error occurred on the H-LINK between the adapter for this
system and the outdoor unit. Check H-LINK wiring.
61
Indoor unit - central controller
communication error (when the
indoor unit is operating)
A communication error occurred on the H-LINK between the adapter of this
system and the indoor unit. Check H-LINK wiring.
64
Central controller - outdoor unit
communication error (when all
indoor units are not operating)
A communication error occurred on the H-LINK between the adapter for this
system and the outdoor unit. Check H-LINK wiring.
65
Indoor unit - central controller
communication error (when the
indoor unit are not operating)
A communication error occurred on the H-LINK between the adapter for this
system and the indoor unit. Check H-LINK wiring.
S20
Hard disk capacity shortage
Free space is less than 1GB. Clear the memory to assure that more than
1GB of free space or substitute the computer for another with larger space.
S21
Data could not be written
This error may be caused by a memory shortage or a device failure.
Substitute the hard disk with another if this error frequently occurs.
S22
Data could not be read
This error may be caused by device failure. Substitute the hard disk with
another if this error frequently occurs.
S23
Adapter communication failure
Check if the power to the adapter is ON, LAN is properly wired between the
adapter and the management computer, and the power to the hub is ON.
S24
DST setting failure
Check if the power to the adapter is ON, LAN is properly wired between the
adapter and the management computer, and the power to the hub is ON.
S41
Calculated
¿
le access error
This error may be caused by memory shortage or device failure. Substitute
the hard disk with another if this error frequently occurs.
S42
Download wrong data
This error may be caused by memory shortage or device failure. Substitute
the hard disk with another if this error frequently occurs.
Check if the power to the adapter is ON, LAN is properly wired between the
adapter and the management computer, and the power to the hub is ON.
S43
Failure of reading and writing
setting data
This error may be caused by device failure. Substitute the hard disk with
another if this error frequently occurs.
Alarm Codes
3-1-6.bmp
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Страница 1729: ...Service Manual 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions ...
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Страница 1739: ...SERVICE PARTS LIST Service Manual 7 1 7 Service Parts List ...
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