Refrigerant System Diagram - Mitsubishi Electric MS09NW Service Manual

8

REFRIGERANT SYSTEM DIAGRAM

MS09NW MS09NW2
INDOOR UNIT
Indoor heat
exchanger
Room temperature
thermistor
RT11
MS12NN MS12NN2
MS15NN MS15NN2
MS17NN MS17NN2
INDOOR UNIT
Indoor coil
Indoor heat thermistor
RT12
exchanger
Distributor
Room temperature
thermistor
RT11
Refrigerant pipe
(option)
(with heat insulator)
Indoor coil
Flared
thermistor
connection
RT12
Flared
connection
Refrigerant pipe
(option)
(with heat insulator)
Refrigerant pipe 5/8
(option)
(with heat insulator)
Stop valve
with service port
Flared
connection
Flared
connection
Refrigerant pipe 1/4
(option)
(with heat insulator)
3/8
Stop valve
with service
port
Fusible plug
Service
port
Muffler
Accumulator
Stop valve
O.D. 0.12 o I.D. 0.063 o 47-1/4
Capillary tube
1/4
Service
Fusible plug
port
Accumulator
Muffler
Compresser
MU12 O.D. 0.12 o I.D. 0.071 o 31-1/2
MU15 O.D. 0.12 o I.D. 0.071 o 21-5/8
MU17 O.D. 0.12 o I.D. 0.079 o 27-9/16
Capillary tube
Stop valve
32
MU09NW MU09NW2
OUTDOOR UNIT
Outdoor heat
Service
exchanger
port
Compressor
Strainer
Flow of refrigerant
MU12NN MU12NN2
MU15NN MU15NN2
MU17NN MU17NN2
OUTDOOR UNIT
Outdoor heat
Service
exchanger
port
Strainer
Flow of refrigerant
Unit:inch