2. Service support functions (LED display and switch operation)
(1)
1)
LED dis
pla
y switching (SW01 and SW02 operation)
(1)-1. Display switch list
Service switches SW01 and SW02 can be used to change the display content of LEDs D800 to D805 on
the outdoor unit.
[Method of Operation]
1) Ensure the LED display shows the initial state. If not then ensure to return it to the initial state.
2) Push SW01 several times until reaching the desired display item.
3)
Push SW02 to switch to the desired display item.
4)
To access the other display items repeat steps 1) to 3).
5)
Before exiting ensure to perform step 1) and set the LED to the initial state (current abnormality
indication).
LED display
Control content
Tro
u
ble indication (C
u
rrent tro
u
ble)
Di
s
play
s
the c
u
rrent tro
u
ble.
Will not appear if no tro
u
ble ha
s
occ
u
rred.
(Refer to (1)-2-1)
(Refer to (1)-2-2)
(Refer to (1)-
3
)
(Refer to (1)-
3
)
(Refer to (1)-
3
)
(Refer to (1)-
3
)
(Refer to (1)-
3
)
(Refer to (1)-
3
)
(Refer to (1)-
3
)
(Refer to (1)-
3
)
D800 D801 D802 D80
3
D804 D805
D800 D801 D802 D80
3
D804 D805
D800 D801 D802 D80
3
D804 D805
D800 D801 D802 D80
3
D804 D805
D800 D801 D802 D80
3
D804 D805
D800 D801 D802 D80
3
D804 D805
D800 D801 D802 D80
3
D804 D805
D800 D801 D802 D80
3
D804 D805
D800 D801 D802 D80
3
D804 D805
D800 D801 D802 D80
3
D804 D805
Tro
u
ble indication (Late
s
t tro
u
ble: late
s
t and incl
u
ding c
u
rrent tro
u
ble)
Previo
us
tro
u
ble can be checked
us
ing thi
s
s
etting, for example, after
previo
us
tro
u
ble ha
s
been re
s
olved (and even after the power ha
s
been t
u
rned off).
∗
If tro
u
ble i
s
c
u
rrently occ
u
rring then the
s
ame content will be di
s
played.
∗
TO
s
en
s
or tro
u
ble only and th
us
thi
s
s
etting doe
s
not di
s
play. (Check
us
ing
the c
u
rrent tro
u
ble
s
etting).
Di
s
charge temperat
u
re
s
en
s
or (TD) indication
Di
s
play
s
the di
s
charge temperat
u
re
s
en
s
or (TD) val
u
e.
O
u
tdoor heat exchanger temperat
u
re
s
en
s
or (TE) indication
Di
s
play
s
the o
u
tdoor heat exchanger temperat
u
re
s
en
s
or (TE) val
u
e.
O
u
tdoor heat exchanger temperat
u
re
s
en
s
or (TL) indication
Di
s
play
s
the o
u
tdoor heat exchanger
s
en
s
or (TL) val
u
e.
Inlet temperat
u
re
s
en
s
or (TS) indication.
Di
s
play
s
the inlet temperat
u
re
s
en
s
or (TS) val
u
e.
O
u
tdoor external temperat
u
re
s
en
s
or (TO) indication.
Di
s
play
s
the o
u
tdoor external temperat
u
re
s
en
s
or (TO) val
u
e.
Heat
s
ink temperat
u
re
s
en
s
or (TH) indication.
Di
s
play
s
the heat
s
ink temperat
u
re
s
en
s
or (TH) val
u
e.
C
u
rrent indication.
Di
s
play
s
the o
u
tdoor
u
nit c
u
rrent val
u
e.
Compre
ss
or operation freq
u
ency indication.
Di
s
play
s
the operating freq
u
ency of the compre
ss
or.
(Refer to (1)-
3
)
D800 D801 D802 D80
3
D804 D805
Indoor
su
ction temperat
u
re
s
en
s
or (TA) indication.
Di
s
play
s
the indoor
su
ction temperat
u
re
s
en
s
or (TA) val
u
e.
(Refer to (1)-
3
)
D800 D801 D802 D80
3
D804 D805
Indoor heat exchanger
s
en
s
or (TCJ) indication.
Di
s
play
s
the indoor heat exchanger
s
en
s
or (TCJ) val
u
e.
(Refer to (1)-4)
D800 D801 D802 D80
3
D804 D805
Refrigerant leak indication.
Di
s
play
s
if a certain amo
u
nt of refrigerant ha
s
leaked.
(Refer to (1)-
3
)
D800 D801 D802 D80
3
D804 D805
Indoor heat exchange temperat
u
re
s
en
s
or (TC) indication.
Di
s
play
s
the indoor heat exchange temperat
u
re
s
en
s
or (TC) val
u
e.
(Refer to (1)-
3
)
D800 D801 D802 D80
3
D804 D805
PMV opening indication.
Di
s
play
s
the degree to which the PMV i
s
open.
: Go ON
Go ON
Go OFF
Go OFF
Fla
s
h (5 time
s
/
s
ec)
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