Capacity Code Error; 7101 - Mitsubishi Electric PUMY-P250YBM Technical & Service Manual

Check code

7101

(EF)
Abnormal points and detection methods
When a connected indoor unit is incompatible, check code <7101> is
displayed.
●Diagnosis of defects
Make sure to turn the power OFF before connecting/disconnecting any connectors, or replacing boards.
Check the model selection switch (refer
to indoor unit service manual) of the
connected indoor unit.
Is it set properly?
OCH760

Capacity code error

Diagnosis
Yes
Causes and checkpoints
The model name of connected indoor unit (model code)
is read as incompatible.
The connectable indoor units are:
· P10 to P250 model (code 2 to 50)
· When connecting via branch box : P15 to P50 model
(code 4 to 9)
No
The model code of the connected indoor
unit can be displayed by an operation of
SW1 on the outdoor unit.
88
Remedy
Set the switch properly.