Engineering Manual

A-125
Unit: inch (mm)
MUFZ-KJ09NAHZ MUFZ-KJ12NAHZ
MUFZ-KJ15NAHZ MUFZ-KJ18NAHZ
Outdoor
heat
exchanger
Flared connection
Defrost
thermistor
RT61
Discharge
temperature
thermistor
RT62
Flared connection
Stop valve
(with #100 mesh strainer)
Refrigerant flow in cooling
Compressor
4-way valve
Refrigerant flow in heating
Refrigerant pipe ø3/8 (ø9.52)
(with heat insulator)
Refrigerant pipe ø1/4 (ø6.35)
(with heat insulator)
R.V. coil
heating ON
cooling OFF
Strainer
#100
LEV
Ambient
temperature
thermistor
RT65
Muffler
Capillary tube
O.D. 0.157 ×
I.D. 0.094 × 9-7/16
(
ø4.0 × ø2.4 × 240)
Outdoor heat
exchanger
temperature
thermistor
RT68
Capillary tube
O.D. 0.118 ×
I.D. 0.079 × 8-9/32
(ø3.0 × ø2.0 × 210)
Service
port
Service
port
Stop valve
(with service port)
Muffler
Outdoor
heat
exchanger
Flared connection
Defrost
thermistor
RT61
Discharge
temperature
thermistor
RT62
Flared connection
Stop valve
Capillary tube
O.D. 0.157
×
I.D. 0.094
× 3-15/16
(ø4.0×ø2.4×100)
Refrigerant flow in cooling
Compressor
Service port
4-way valve
Refrigerant flow in heating
Refrigerant pipe
ø 1/2 (ø12.7)
(with heat insulator)
Refrigerant pipe ø 1/4 ( ø6.35)
(with heat insulator)
LEV
Muffler
R.V. coil
heating ON
cooling OFF
Muffler
with #100 mesh strainer
Strainer
#100
Ambient
temperature
thermistor
RT65
Strainer
#100
Service
port
Outdoor heat
exchanger
temperature
thermistor
RT68
Stop valve
(with service port)