14
REFRIGERANT SYSTEM DIAGRAM
7
Indoor
heat
exchanger
Outdoor
heat
exchanger
Distributor
Flared connection
Room temperature
thermistor
RT11
Coil temperature
thermistor
RT12
Defrost
thermistor
RT61
Flared connection
Stop valve
Stop valve
(with service port)
Strainer
Capillary tube
[
3.0
o
[
1.8
o
200
Capillary tube
[
3.0
o
[
1.4
o
500
Refrigerant flow in cooling
Compressor
Accumulator
Strainer
Muffler
4-way valve
Refrigerant flow in heating
Refrigerant pipe
[
12.7
(with heat insulator)
Refrigerant pipe
[
6.35
(with heat insulator)
R.V.coil
heating ON
cooling OFF
Capillary
tube
[
3.0
o
[
1.4
o
500
INDOOR UNIT
MCFH-13NV-
E4
OUTDOOR UNIT
MUCFH-13NV-
E4
Defrost
thermistor
RT61
Indoor
heat
exchanger
Outdoor
heat
exchanger
Distributor
Flared connection
Room temperature
thermistor
RT11
Coil temperature
thermistor
RT12
Flared connection
Stop valve
Stop valve
(with service port)
Strainer
Capillary tube
Capillary tube
[
3.0
o
[
1.6
o
750
Capillary
tube
[
3.0
o
[
1.6
o
750
Check
valve
Refrigerant flow in cooling
Compressor
Accumulator
Strainer
Muffler
4-way valve
Refrigerant flow in heating
Refrigerant pipe
[
15.88
(with heat insulator)
Refrigerant pipe
[
6.35
(with heat insulator)
[
3.0
o
[
2.0
o
600
R.V.coil
heating ON
cooling OFF
INDOOR UNIT
MCFH-18NV-
E3
OUTDOOR UNIT
MUCFH-18NV-
MUCFH-18NV-
E4
E3
Unit : mm
OB267--1.qxp 01.12.19 2:58 PM Page 14