Refrigerant System Diagram - Mitsubishi Electric MSZ-D30NA Service Manual

6

REFRIGERANT SYSTEM DIAGRAM

MUZ-D30NA MUZ-D36NA
Refrigerant pipe
(with heat insulator)
Flared connection
Flared connection
Refrigerant pipe 3/8
(with heat insulator)
MUY-D30NA MUY-D36NA
Refrigerant pipe 5/8
(with heat insulator)
Flared connection
Flared connection
Refrigerant pipe 3/8
(with heat insulator)
Oil
separator
5/8
4-way valve
Stop valve
(with service port)
Service
port
Strainer
Receiver
#100
Stop valve Capillary tube
O.D. 0.142
1-31/32
( 3.6
Oil separator
Capillary tube
O.D. 0.071 x I.D. 0.024
x 39-3/8
( 1.8 x 0.6 x 1,000)
Stop valve
(with service port)
Service
port
Capillary tube
Stop valve
O.D. 0.142 x I.D. 0.094
x 1-31/32
( 3.6 x 2.4 x 50)
Strainer Capillary tube
#100 O.D. 0.071 x I.D. 0.024
x 39-3/8
( 1.8 x 0.6 x 1,000)
Service
port
Defrost
High-pressure thermistor
Switch RT61
Discharge
temperature
thermistor
RT62
Compressor
LEV
Strainer
#100
I.D. 0.094
Refrigerant flow in cooling
Refrigerant flow in heating
2.4 50)
Strainer
#100
Service
port
High-pressure
Switch
Discharge
temperature
thermistor
RT62
Compressor
LEV
Strainer
#100
Refrigerant flow in cooling
11
Outdoor
heat
Ambient
exchanger
temperature
thermistor
RT65
Outdoor heat
exchanger
temperature
thermistor
RT68
R.V. coil
heating ON
cooling OFF
Outdoor
heat
Ambient
exchanger
temperature
thermistor
RT65
Outdoor heat
exchanger
temperature
thermistor
RT68
Unit: inch
Unit: inch