Mitsubishi Electric PQHY-P120THMU-A, Service Handbook

Page: 373 / 414

[
X
LED Monitor Display on the Heat source Unit Board ]
- 364 - HWE09080
45
10
11
010
00
0
T
H
4
-9
9.
9
to
99
9.
9
A
A
T
h
e
un
it is
[°C
]
46
01
11
010
00
0
T
H
3
-9
9.
9 t
o
99
9.
9
A
A
47
11
11
010
00
0
T
H
7
-9
9.
9 t
o
99
9.
9
A
A
48
00
00
110
00
0
T
H
6
-9
9.
9 t
o
99
9.
9
A
A
49
10
00
110
00
0
T
H
2
-9
9.
9 t
o
99
9.
9
A
A
50
01
00
110
00
0
T
H
5
-9
9.
9 t
o
99
9.
9
A
A
51
11
00
110
00
0
T
H
8
-9
9.
9 t
o
99
9.
9
A
A
52
00
10
110
00
0
53
10
10
110
00
0
T
H
INV
-9
9.
9 t
o
99
9.
9
A
A
U
n
it
in
[°C
]
54
01
10
110
00
0
55
11
10
110
00
0
56
00
01
110
00
0
T
H
H
S1
-9
9
.9
to
9
9
9
.9
A
A
T
he
u
n
it
i
s
[
°C]
57
10
01
110
00
0
T
H
B
OX
-9
9
.9
to
9
9
9
.9
A
A
58
01
01
110
00
0
Hi
gh
-p
re
ss
ur
e se
ns
or
da
ta
-9
9.
9 t
o
99
9.
9
A
A
Th
e un
it is
[k
gf
/cm
2
]
59
11
01
110
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Lo
w-
pr
es
sur
e s
ens
or
da
ta
-9
9.
9 t
o
99
9.
9
A
A
60
00
11
110
00
0
61
10
11
110
00
0
62
01
11
110
00
0
63
11
11
110
00
0
64
00
00
001
00
0
65
10
00
001
00
0
66
01
00
001
00
0
67
11
00
001
00
0
68
00
10
001
00
0
69
10
10
001
00
0
70
01
10
001
00
0
71
11
10
001
00
0
C
u
rrent
dat
a
No
.
SW1
Ite
m
Disp
la
y
Unit
(A
, B)
*1
Re
m
a
rk
s
12
34
567
89
0
L
D1
LD
2
L
D3
LD4
L
D
5
L
D6
L
D
7
L
D
8
O
C
OS
*1
A:
Th
e co
ndi
ti
on o
f ei
th
e
r OC o
r OS i
s
di
sp
la
ye
d i
n
d
iv
id
u
a
lly
. B:
Th
e co
ndi
ti
on o
f t
h
e
e
n
ti
re
r
e
fr
ig
er
an
t sy
st
e
m
i
s
d
is
p
la
y
e
d.