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8-2. Malfunction history monitoring function
• It is possible to monitor up to ten of the most recent malfunction histories.
• The address of the unit in which the malfunction occurred and the error code will be displayed.
• This information is not deleted when the power supply is switched off. It can only be deleted by
performing the malfunction history reset procedure.
• If the malfunction history is reset at the end of a service, it is possible to have a clear record of all
malfunction that occurred up until the next service.
1
Calling out the self-diagnosis screen
↓
2
Calling out the malfunction history monitoring screen
↓
3
Retrieving malfunction histories
↓
4
Resetting the malfunction history
↓
5
Canceling malfunction history monitoring
1
Calling out the self-diagnosis screen
• Press the CHECK switch twice to switch across to the self-diagnosis screen.
2
Calling out the malfunction history monitoring screen
• The display will switch between the self-diagnosis screen and the malfunction history monitoring
screen whenever the TEST RUN switch is pressed.
COLLECTIVE
GROUP
CENTRALLY CONTROLLED
ON
˚C
NOT AVAILABLE
˚C
OFF
GROUP
CHECK
FILTER
CHECK MODE
TEST RUN
ADDRESS
Self-diagnosis screen
Group remote controller address number
COLLECTIVE
GROUP
CENTRALLY CONTROLLED
ON
˚C
NOT AVAILABLE
˚C
OFF
GROUP
CHECK
FILTER
CHECK MODE
TEST RUN
ADDRESS
Malfunction history monitoring screen
The smaller the number, the most recent the error.
[
] (address number).
Alternately
[
] (error code)
↔
The display will switch between the self-diagnosis
screen and the malfunction history monitoring screen
whenever the TEST RUN switch is pressed.
