Mitsubishi Electric PURY-P200, Руководство по обслуживанию

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Checking
code
Meaning, detecting method Cause Checking method & Countermeasure
7107
Branch port setting error
Branch port No. setting of the indoor
unit is wrong.
Total type number per each branch
port is greater than the specification.
(1) Total type number of the in-
door unit per each branch
port or per each merge port
is greater than the specifica-
tion.
(2) Single branching setting is
made on 4 or more indoor
units.
(3) When multiple branches
merge, the smallest number
is not set on the branch port.
(4) For the address of the BC
controller (Sub 1 or 2), 50 is
not added to the smallest ad-
dress of the indoor unit,
which is connected to the
BC controller (Sub1 or 2).
(5) Under the multiple BC con-
trollers connection system,
the address of the indoor
unit, which is connected to
the BC controller, is not set
as shown below.
1 The address of the indoor
unit which is connected to
the BC controller (main)
2
The address of the indoor
unit which is connected to
the BC controller (Sub1)
3
The address of the indoor
unit which is connected to
the BC controller (Sub2)
Address setting
1 < 2 < 3
✻
2
and
3
can be reversed.
Before resetting the branch port set-
ting switch or the type (capacity code)
setting switch, turn off the power of
the outdoor unit, the BC controller and
the indoor unit.
Total port number
Single branching
2 branches merge
Total type number
140
250
YES
YES YES
YES
NO
YES
YES
YES
NO
NO
NO
NO
NO
Change the branch
port No.
Change
the branch
port No.
Change
the branch
port No.
NO
Is the address
of the indoor unit, which
is connected to the BC
controller (Main), smaller controller (Main), smaller
than that of the indoor unit,
which is connected to the
BC controller
(Sub 1 or 2)?
Is the address
of the indoor unit, which
is connected to the BC
controller (Sub), smaller controller (Sub), smaller
than that of the indoor unit,
which is connected to the
BC controller
(Sub2)?
Is the address
of the indoor unit, which
is connected to the BC
controller (Main), smaller
than that of the indoor unit,
which is connected to the
BC controller
(Sub 1 or 2)?
Is the total type
number of the indoor unit,
on which single branching
setting is made, greater
than the item 1)?
When multiple
branches merge, is the
smallest number set on
the branch port?
NO
Is there a BC
controller (Sub)?
Is single
branching setting made on
4 or more indoor units? 4 or more indoor units?
Is single
branching setting made on
4 or more indoor units?
Branch port No.
setting error?
Branch port No.
setting error?
The type
(capacity code)
setting switch is set
wrong.
The type
(capacity code)
setting switch is set
wrong.
Adjust the piping
connection to the
branch port.
Change the
indoor unit type
(capacity code)
setting.
Change the
indoor unit
address or
change the BC
controller
address
Change the BC
controller (Sub)
address.
Adjust the piping
connection to the
branch port.
Is the address
of the indoor unit, which
is connected to the BC
controller (Sub), smaller controller (Sub), smaller
than that of the indoor unit,
which is connected to the
BC controller
(Sub2)?
For the address
of the BC controller (Sub),
is 50 added to the smallest is 50 added to the smallest
address of the indoor unit,
which is connected to the
BC controller (Sub)?
Is the address
of the indoor unit, which
is connected to the BC
controller (Sub1), smaller
than that of the indoor unit,
which is connected to the
BC controller
(Sub2)?
For the address
of the BC controller (Sub),
is 50 added to the smallest
address of the indoor unit,
which is connected to the
BC controller (Sub)?