8-
9
. Leakage/Clogging of Refrigerating Cycle Circuit
List of Check Codes Generated upon Occurrence of Leakage/Clogging in Outdoor Cycle
or Oil Circuit Part
(MMY-MAP080
6
, 100
6
, 120
6
, 14B6
∗
)
Clogging
Leakage
Note:
“XX” represents sub-code
Part
Location of
problem
(see next page)
Unit generating
check code
Detected fault and check code
Symptom
Outdoor PMV1
A
Corresponding unit
Activation of high-pressure protection
Activation of low-pressure protection
Discharge temp. error (TD1)
Discharge temp. error (TD2)
P20
H06
P03
P17
Rise of pressure
Fall of pressure
Rise of discharge temp.
(compressor 1)
Rise of discharge temp.
(compressor 2)
Check valve in discharge pipe
convergent section
B
Corresponding unit
High-pressure protection error
High-pressure SW system error
P20
P04-XX
Abnormal rise of pressure
Check valve in discharge pipe
C
Corresponding unit
High-pressure SW system error
P04-XX Abnormal rise of pressure
Check valve in oil-equalization circuit
Capillary
Strainer
D
Corresponding unit
Oil level detection circuit error
Oil level low detection and protection
H16-XX
H07
Oil circuit error or oil level low
w
o
l
l
e
v
e
l
li
O
7
0
H
n
o
it
c
e
t
o
r
p
d
n
a
n
o
it
c
e
t
e
d
w
o
l
l
e
v
e
l
li
O
ti
n
u
d
e
t
c
e
n
n
o
c
r
e
h
t
O
E
e
v
l
a
v
A
3
V
S
w
o
l
l
e
v
e
l
li
O
7
0
H
n
o
it
c
e
t
o
r
p
d
n
a
n
o
it
c
e
t
e
d
w
o
l
l
e
v
e
l
li
O
ti
n
u
g
n
i
d
n
o
p
s
e
r
r
o
C
F
e
v
l
a
v
B
3
V
S
w
o
l
l
e
v
e
l
li
O
7
0
H
n
o
it
c
e
t
o
r
p
d
n
a
n
o
it
c
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t
e
d
w
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v
e
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li
O
ti
n
u
d
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t
c
e
n
n
o
c
r
e
h
t
O
G
e
v
l
a
v
C
3
V
S
SV3D valve
SV3D valve circuit capillary
Strainer
H
Corresponding unit
Oil level low detection and protection H07
Oil level low
Reducer
I
Corresponding unit
Oil level detection circuit error
Oil level low detection and protection
H16-05
H07
Oil circuit error
Oil level low
Oil level low
w
o
l
l
e
v
e
l
li
O
7
0
H
n
o
it
c
e
t
o
r
p
d
n
a
n
o
it
c
e
t
e
d
w
o
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l
e
v
e
l
li
O
ti
n
u
g
n
i
d
n
o
p
s
e
r
r
o
C
J
r
o
t
u
b
ir
t
s
i
d
n
r
u
t
e
r
l
i
O
r
o
r
r
e
t
i
u
c
ri
c
l
i
O
4
0
-
6
1
H
r
o
r
r
e
t
i
u
c
ri
c
n
o
it
c
e
t
e
d
l
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li
O
ti
n
u
g
n
i
d
n
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p
s
e
r
r
o
C
K
y
r
a
ll
i
p
a
c
s
s
a
p
y
b
C
3
V
S
Part
Unit generating
check code
Detected fault and check code
Symptom
Outdoor PMV1
A
Corresponding unit
Outdoor liquid backflow error
Oil level low detection and protection
P13
H07
Refrigerant entrapment
Other connected unit Discharge temp. error (TD1)
Discharge temp. error (TD2)
P03
P17
Rise of discharge temp.
(compressor 1)
Rise of discharge temp.
(compressor 2)
Check valve in discharge pipe
B
n
o
it
c
e
s
t
n
e
g
r
e
v
n
o
c
Corresponding unit
Oil level low detection and protection
Compressor breakdown
Compressor error (lockup)
H07
H01-XX
H02-XX
Refrigerant entrapment
Check valve in discharge pipe
C
Corresponding unit
Oil level low detection and protection
Compressor breakdown
Compressor error (lockup)
H07
H01-XX
H02-XX
Refrigerant entrapment
Check valve in oil-equalization circuit
D
Corresponding unit
Oil level low detection and protection H07
Excessive amount of oil
(Leaking side)
Insufficient amount of oil
(Normal side)
w
o
l
l
e
v
e
l
li
O
7
0
H
n
o
it
c
e
t
o
r
p
d
n
a
n
o
it
c
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t
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d
w
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v
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li
O
ti
n
u
g
n
i
d
n
o
p
s
e
r
r
o
C
E
e
v
l
a
v
A
3
V
S
w
o
l
l
e
v
e
l
li
O
7
0
H
n
o
it
c
e
t
o
r
p
d
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w
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ti
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p
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e
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C
G
e
v
l
a
v
C
3
V
S
Location of
problem
(see next page)
−
22
8
−
Summary of Contents for MMY-MAP0806HT7(J)P
Page 306: ...For HT8 J P E HT8 J P TR model 305 ...
Page 307: ...For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model 306 ...
Page 313: ... 312 For HT8 J P E HT8 J P TR model ...
Page 314: ... 313 For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model ...
Page 320: ... 319 For HT8 J P E HT8 J P TR model ...
Page 321: ... 320 For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model ...
Page 350: ......