Mitsubishi Electric PUMY-P200YKM, Техническое и сервисное руководство

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Check code
Abnormal points and detection methods Causes and check points
When the total of the number on connected indoor unit model names
exceeds the specified capacity level (130% of the number on the outdoor
unit model name), a check code <7100> is displayed.
The total of number on connected indoor unit model
names exceeds the specified capacity level
·P200 model: up to code 62
The model name code of the outdoor unit is
registered wrongly.
●Diagnosis of defectives
Make sure to turn the power OFF before connecting/disconnecting any connectors, or replacing boards.
Diagnosis Remedy
7100
Total capacity error
No
Yes
Yes
No
No
Yes
Is it set properly?
Is it set properly?
Is the total under 130% of
the number of outdoor unit model
name?
Check the capacity code switch (SW2
on the indoor controller board) on the
connected indoor unit.
Check the model selection switch (SW4 on
the outdoor multi controller circuit board) of
the outdoor unit.
Check the total number of connected
indoor unit model names.
Correct the total number of connected
indoor unit model name within 130% of the
number on the outdoor unit model name.
Set the switch properly.
Set the switch properly.
Complete
85
OCH575