Chec
k code
Wired remote
contr
oller
E15
E16
E18
E19
E20
E23
E25
E26
E28
Outdoor 7-segment displa
y
Chec
k code
A
uxiliar
y
code
E15
—
E16
00
:
Capacity o
ver
01 to:
No
. of connected units
——
E19
00
:
No header unit
02
:
Tw
o or more header units
E20
01
:
Connection of outdoor of other line
02:
Connection of indoor of other line
E23
—
E25
—
E26
No
. of nor
mally receiv
ed outdoor units
E28
No
. of detected outdoor units
Detected position
I/F
I/F
Indoor unit
I/F
I/F
I/F
I/F
I/F
I/F
Chec
k code name
No corresponding indoor unit dur
ing
automatic address
No
. of connected
indoor units / Capacity o
ver
Communication error betw
een indoor header
and f
ollo
w
er units
Header outdoor unit quantity error
Other line unit connected dur
ing
automatic address
Communication sending error between outdoor units
Duplicated outdoor follo
w
er address setup
Decreased n
umber of
connected outdoor units
Outdoor f
ollo
w
er unit
error
Status
All stop
All stop
Corresponding unit only stops
.
All stop
All stop
All stop
All stop
All stop
All stop
E
rr
or detection condition
Indoor unit is not f
ound when indoor
automatic address star
t w
as set up
.
•
Total capacity of indoor units exceeded 135% of total outdoor capacity
.*
•
N
o.
of connected indoor units
are more than 48 units
.
[Note]
If this code appears after bac
ku
p
setup of outdoor unit troub
le
, set up
“No
. capacity-ov
er detection”.
<Setup method of “No.
capacity-o
ver detection”>
Tur
n on SW09/Bit 2 on I/F P
.C
.
board of outdoor header unit.
Regular communication betw
een
indoor header and f
ollo
w
er units
•
There are m
ultiple header
outdoor units in 1 line
.
•
There is none of header outdoor unit in 1 line
.
Unit of other line w
as connected
when indoor automatic address star
ted.
Tr
ansmission of other outdoor unit
w
as una
vailab
le f
or 30 seconds or
more
.
Outdoor addresses manually set up are duplicated.
The signal w
as not retur
ned f
or
constant from the outdoor unit which w
as receiving signal.
Outdoor header unit receiv
ed error
code from outdoor f
ollo
w
er unit.
Chec
k item (position)
•
Chec
k the comm
unication line connection betw
een indoor and outdoor
.
•
Chec
k the electr
ic po
w
er line error in indoor
.
•
Chec
k the noise of surrounding de
vices
.
•
P
ow
er f
ailure
•
Chec
k indoor P
.C
. board error
.
•
Chec
k the connection capacity of indoor unit.
•
Chec
k the HP capacity of indoor unit.
•
Chec
k the indoor/outdoor capacity setup
•
Chec
k the No
. of connected indoor units
.
•
Chec
k the outdoor I/F P
.C
. board error
•
Chec
k cab
le of the remote controller
.
•
Chec
k po
wer cab
ling of indoor
.
•
Chec
k P
.C
. board of indoor
.
The outdoor unit connected with comm
unication cab
le betw
een indoor and
outdoor (U1.U2) is the outdoor unit.
•
Chec
k connection of communication line betw
een indoor and outdoor
.
•
Chec
k outdoor P
.C
. board(I/F) error
.
Separate the cab
le betw
een lines according to automatic address setup
method in
“Address setup”.
•
Chec
k po
w
er supply in outdoor unit.
(Is po
w
er supplied?)
•
Chec
k connection or disconnection of connecting wire between outdoor units
.
•
Chec
k connection of connector f
or outdoor P
.C
. board comm
unication.
•
Chec
k outdoor P
.C
. board (I/F) error
.
•
Chec
k ter
minal resistance setting of communication betw
een outdoor units
[Note]
Do not set up the outdoor address manually
.
•
Outdoor bac
kup is being set.
•
Chec
k po
w
er supply of outdoor unit.
(Is po
wer supplied?)
•
Chec
k connection or disconnection of connecting wire between outdoor units
.
•
Chec
k connection of connector f
or outdoor P
.C
. board comm
unication.
•
Chec
k outdoor P
.C
. board (I/F) error
.
•
Chec
k the chec
k code of outdoor f
ollo
wer unit.
<Con
venient functions>
When pushing SW04 f
or 1 second or more under condition that [E28] is displa
yed on 7-segment displa
y of outdoor header unit, the
fan of outdoor unit which stopped abnor
mally star
ts rotating.
If pushing SW04 and SW05 sim
ultaneously
, the f
an of nor
mal outdoor unit operates
. When pushing SW05 singly
, the operation of f
an is cleared.
*
In case of capacity of indoor unit connection, calculate MMK-AP0054MHP-E(-TR) as 0.6HP
FILE NO. SVM-17045
- 57 -
