– 230 –
8-8. Leakage/Clogging of Refrigerating Cycle Circuit
List of Check Codes Generated upon Occurrence of Leakage/Clogging in Outdoor Cycle
or Oil Circuit Part
(MMY-MAP0804 , 1004 , 1204 )
Clogging
Leakage
Note: “XX” represents sub-code
Part
Site of fault
(see next page)
Unit generating
check code
Detected fault and check code
Symptom
Outdoor PMV1, 2
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
i
t
c
e
t
o
r
p
d
n
a
n
o
i
t
c
e
t
e
d
w
o
l
l
e
v
e
l
li
O
t
i
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
i
t
c
e
t
o
r
p
d
n
a
n
o
i
t
c
e
t
e
d
w
o
l
l
e
v
e
l
li
O
t
i
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
i
t
c
e
t
o
r
p
d
n
a
n
o
i
t
c
e
t
e
d
w
o
l
l
e
v
e
l
li
O
t
i
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
SV3E valve
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
i
t
c
e
t
o
r
p
d
n
a
n
o
i
t
c
e
t
e
d
w
o
l
l
e
v
e
l
li
O
t
i
n
u
g
n
i
d
n
o
p
s
e
r
r
o
C
J
r
o
t
u
b
i
r
t
s
i
d
n
r
u
t
e
r
li
O
r
o
r
r
e
t
i
u
c
r
i
c
li
O
4
0
-
6
1
H
r
o
r
r
e
t
i
u
c
r
i
c
n
o
i
t
c
e
t
e
d
l
e
v
e
l
li
O
t
i
n
u
g
n
i
d
n
o
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
Site of fault
(see next page)
Unit generating
check code
Detected fault and check code
Symptom
Outdoor PMV1, 2
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
i
t
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
i
t
c
e
t
o
r
p
d
n
a
n
o
i
t
c
e
t
e
d
w
o
l
l
e
v
e
l
li
O
t
i
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
i
t
c
e
t
o
r
p
d
n
a
n
o
i
t
c
e
t
e
d
w
o
l
l
e
v
e
l
li
O
t
i
n
u
g
n
i
d
n
o
p
s
e
r
r
o
C
G
e
v
l
a
v
C
3
V
S
Содержание MMY-MAP0804HT7JP
Страница 23: ... 22 1 Wiring Diagrams 1 1 Outdoor Unit Models MMY MAP0804 MAP1004 and MAP1204 ...
Страница 24: ... 23 Models MMY MAP1404 and MAP1604 ...
Страница 35: ... 34 1 2 10 Slim Duct Type AP024 AP027 Models MMD AP0244SPH MMD AP0274SPH ...
Страница 38: ... 37 1 2 13 High Wall Type 3 series Models MMK AP0073H AP0093H AP0123H AP0153H AP0183H AP0243H ...
Страница 52: ... 51 2 5 Parts Layout in Outdoor Unit 8 10 12HP Model MMY MAP0804 MAP1004 MAP1204 ...
Страница 53: ... 52 14 16HP Model MMY MAP1404 MAP1604 ...
Страница 57: ... 56 2 7 2 Inverter P C board for compressor MCC 1596 A3 IPDU ...
Страница 323: ......