Service manual

12
REFRIGERANT SYSTEM DIAGRAM
7
MUZ-A18YV -
MUZ-A24YV -
E1
E1
OUTDOOR UNIT
Unit:mm
Outdoor
heat
exchanger
Flared connection
Defrost
thermistor
RT62
Discharge
temperature
thermistor
RT61
Flared connection
Stop valve
Stop valve
(with service port)
Capillary tube
[3.6✕[2.4✕50
Refrigerant flow in cooling
Compressor
4-way valve
Refrigerant flow in heating
Refrigerant pipe [12.7 (MUZ-A18YV)
(with heat insulator) [15.88 (MUZ-A24YV)
Refrigerant pipe [6.35
(with heat insulator)
LEV
R.V. coil
heating ON
cooling OFF
Muffler
#100
Strainer
#100
Receiver
Outdoor heat
exchanger
temperature
thermistor
RT68
Strainer
#100
MUZ-A26YV -
E1
OUTDOOR UNIT
Unit:mm
Outdoor
heat
exchanger
Flared connection
Defrost
thermistor
RT62
Discharge
temperature
thermistor
RT61
Flared connection
Stop valve
Stop valve
(with service port)
Capillary tube
[3.6✕[2.4✕50
Capillary tube
[1.8✕[0.6✕1000
Refrigerant flow in cooling
Compressor
4-way valve
Refrigerant flow in heating
Refrigerant pipe [15.88
(with heat insulator)
Refrigerant pipe [9.52
(with heat insulator)
LEV
R.V. coil
heating ON
cooling OFF
Oil separator
High-pressure
switch
Strainer
#100
Receiver
Outdoor
heat
exchanger
temperature
thermistor
RT68
Strainer
#100
Strainer
#100
OB346A --1qxp 04.6.14 1:20 PM Page 12