– 218 –
Ye
s
Ye
s
No
No
Ye
s
No
No
Ye
s
Ye
s
No
No
Ye
s
[P17]
e
s
u
a
C
e
d
o
c
k
c
e
h
C
Check code name
Discharge temp
TD2 error
1.
Outdoor unit service valve closed
2.
Outdoor PMV error
3. TD
sensor
error
4.
Refrigerant shortage, clogging of refrigerant circuit
5.
4-way valve error
6.
SV4 circuit leakage, misinstallation
Are service valves
of gas and liquid
sides fully opened?
Open service valves fully
.
Repair outdoor PMV
.
Replace TD2
sensor
.
Check 4-way valve.
Correct installation of
valve coil.
Replace SV42 valve.
Correct wiring
Refrigerant shortage,
clogging, pipe breakage
Are indoor units of a
dif
ferent refrigerant line
connected?
Are
characteristics
of TD2
sensor
resistance
normal?
Does discharge
refrigerant gas bypass
to suction side through
4-way valve?
Connectors: PMV1: CN300,
PMV2: CN301, PMV4: CN303
(Check it using the miswiring check
function of the outdoor unit.)
(Check there is no pipe breakage, and
then recharge the refrigerant.)
Is outdoor PMV normal?
1. Connector connection
2. Wiring
3. Coil
4. V
alve body
5. Outdoor I/F P
.C. board
SV4 circuit
1.
Are SV41, SV42 and SV43
valve coils installed correctly?
2. Is SV42 circuit sealed
correctly (no leakage)?
Ye
s
Ye
s
No
No
Ye
s
No
Ye
s
No
No
Ye
s
[P15]
e
s
u
a
C
e
d
o
c
k
c
e
h
C
Check code name
Gas leak detection
TD condition (Sub-code: 02)
1.
Outdoor unit service valve closed
2.
Outdoor PMV error
3. TD
sensor
error
4.
SV4 circuit error
5.
Refrigerant shortage, clogging refrigerant circuit
Are service
valves of gas
and liquid sides
fully opened?
Open service valves fully
.
Repair outdoor PMV
.
Replace TD1, TD2
or
TD3 sensor
.
Repair SV4 valve circuits.
Correct wiring.
Refrigerant shortage,
clogging, pipe breakage.
(Coil, valve body
, coil installation,
disconnection of cable, etc.)
(Check it using the miswiring check
function of the outdoor unit.)
(Check there is no clogging and pipe
breakage, and then recharge refrigerant.)
Connectors: PMV1: CN300,
PMV2: CN301, PMV4: CN303
Are
characteristics
of TD1, TD2
and TD3
sensor resistance
normal?
Is SV4 valve
circuit normal?
(Coil misinstallation,
valve leakage)
Are not indoor
units in dif
ferent
refrigerant circuit
connected?
Is outdoor PMV normal?
1. Connector connection
2. Wiring
3. Coil
4. V
alve body
5. Outdoor I/F P
.C. board
*
S
ee “O
utd
oo
r unit tempe
ratu
re
sen
sor
cha
racte
ristics” o
n
“8-9
. Se
nso
r
C
h
aract
eristics”
.
* Se
e “
O
u
tdo
or
un
it
te
mp
er
at
ur
e
senso
r
ch
arac
teristics” on
“8-9.
Sensor C
h
a
racte
ri
sti
cs”.
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: ......