Check code
Abnormal points and detection methods
Causes and check points
When a connected indoor unit is incompatible, a check code <7101> is
displayed.
The model name of connected indoor unit (model code)
is read as incompatible.
The connectable indoor units are:
· P112 to P140 model: P15 to P140 model (code 3 to 28)
· When connecting via branch box: P15 to P100 model
(code 3 to 20)
· PWFY unit: P100 model (code 20)
●Diagnosis of defectives
Make sure to turn the power OFF before connecting/disconnecting any connectors, or replacing boards.
Diagnosis
Remedy
7101
(EF)
Capacity code error
Yes
No
Is it set properly?
Set the switch properly.
The model code of the connected indoor
unit can be displayed by an operation of
SW1 on the outdoor unit.
Check the model selection switch (SW4
on the indoor controller board) of the
connected indoor unit.
99
OCH632A
