Mitsubishi Electric CITY MULTI PUHY-400YMF-B, Service Handbook, Page: 28 / 204

–25–
FLA
G3
FLA
G2
FLA
G1
FLA
G5
FLA
G6
FLA
G7
<LED displa
y>
FLA
G4
FLA
G8
LED1
TH7
❇
3
PUHY
-P400YMF-B -(P)500YMF-B
PUHY
-400YMF-B
SV22
MC2
63H2
TH12
SV5b
21S4b
SV6
SV4
SV1
TH12
63H2
MC2
<Inter
nal la
y
out>
63HS
63H1
63LS
TH3
TH4
TH5
TH6
TH10b
TH9b
SV32
LEV1
TH2 TH9a
TH8
TH11
MC1
Oil separ
ator
21S4a
A
CCUMULA
TOR
In
ve
rter
Controller Bo
x
SLEV
*2
*2
*3
*2
NF
TH10a
TH10c
1102
❇
Please ref
er to the ser
vice handbook about other s
witch settings of LED displa
y.
51
45
6
3
27
91
0
21S4b
SV4
SV22/32
10
9
OFF:0
ON:1
Dur
ing
compres- sor r
u
n
( at f
actor
y shipment)
FLA
G7
FLA
G1
Displa
y at LED lighting (b
linking)
52C2
21S4a
FLA
G6
Displa
y
SW1 oper
ation
Alw
a
ys
lighting
<Oper
ation of self-diagnosis s
witch (SW1)and LED displa
y>
8
12
345
67
FLA
G3
FLA
G4
FLA
G2
SV11
FLA
G5
Rela
y output
displa
y
(Lighting) Chec
k displa
y1
(Blinking)
FLA
G8
ON:1
FLA
G8 alw
a
ys
lights at microcomputer po
w
er ON
18
OFF:0
52C1
❇
SV5b
SV6
CH2,3
5
2F
SV5B is closed when FLA
G3 is
tur
ned ON.
Displa
y the address and error code b
y
tur
ns
.
❇
Only f
or PUHY
-P400,
(P)500YMF-B
Remar
ks