67
Leaking/Clogging
Li t of Check Codes
s
Generated upon Occurrence of Leakage/Clogging in Outdoor Cycle or Oil
Circuit Part
(MMY-MAP0806 , 1006 , 1206 )
Note:
“XX” represents sub-code
Clogging
Leakage
Part
Location of
problem
(see next page)
Unit generating
check code
Detected failure and check code
Symptom
Outdoor PMV1
A
Corresponding unit
Activation of high-pressure protection
Activation of low-pressure protection
Discharge temp. trouble (TD1)
Discharge temp. trouble (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 trouble
High-pressure SW system trouble
P20
P04-XX
Abnormal rise of pressure
Check valve in discharge pipe
C
Corresponding unit
High-pressure SW system trouble
P04-XX Abnormal rise of pressure
Check valve in oil-equalization circuit
Capillary
Strainer
D
Corresponding unit
Oil level detection circuit trouble
Oil level low detection and protection
H16-XX
H07
Oil circuit trouble 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
rr
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
e
t
e
d
w
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v
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l
li
O
ti
n
u
d
e
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 trouble
Oil level low detection and protection
H16-05
H07
Oil circuit trouble
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
l
l
e
v
e
l
li
O
ti
n
u
g
n
i
d
n
o
p
s
e
rr
o
C
J
r
o
t
u
b
ir
t
s
i
d
n
r
u
t
e
r
li
O
Oil circuit trouble
4
0
-
6
1
H
Oil level detection circuit trouble
ti
n
u
g
n
i
d
n
o
p
s
e
rr
o
C
K
y
r
a
lli
p
a
c
s
s
a
p
y
b
C
3
V
S
Part
Unit generating
check code
Detected failure and check code
Symptom
Outdoor PMV1
A
Corresponding unit
Outdoor liquid backflow trouble
Oil level low detection and protection
P13
H07
Refrigerant entrapment
Other connected unit Discharge temp. trouble (TD1)
Discharge temp. trouble (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 trouble (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
e
t
e
d
w
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l
l
e
v
e
l
li
O
ti
n
u
g
n
i
d
n
o
p
s
e
rr
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
n
a
n
o
it
c
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t
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d
w
o
l
l
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v
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l
li
O
ti
n
u
g
n
i
d
n
o
p
s
e
rr
o
C
G
e
v
l
a
v
C
3
V
S
Location of
problem
(see next page)
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