Refrigerant System Diagram - Mitsubishi Electric MXZ-2HA40VF2-E1 Service Manual

REFRIGERANT SYSTEM DIAGRAM

8
MXZ-2HA40VF MXZ-2HA50VF
MXZ-2HA40VF2 MXZ-2HA50VF2
R.V. coil
Refrigerant flow in cooling
OFF
ON Refrigerant flow in heating
Indoor unit
A
Stop valve
(with service port)
Indoor unit
B
Stop valve
(with service port)
Indoor unit
A
Stop valve
(with strainer #100)
Indoor unit
B
Stop valve
(with strainer #100)
MAX REFRIGERANT PIPING LENGTH
Piping length each indoor unit (a, b)
Total piping length (a+b)
Bending point for each unit
Total bending point
*It is irrelevant which unit is higher.
ADDITIONAL REFRIGERANT CHARGE
Outdoor unit
Refrigerant piping length (one way, 2 unit total)
precharged
(g)
900
OBH828D
Sub muffler
Capillary tube
LEV A
Capillary tube
LEV B
20 m
30 m
30
20
30 m
0
Compressor
Discharge
temperature
thermistor RT62
Muffler
4-way valve
Indoor
units
b
Outdoor unit union diameter
For
Indoor unit A
Indoor unit B
31
Outdoor heat
exchanger
temperature
thermistor RT68
FAN-OUT
Ambient
temperature
thermistor
RT65
Defrost
thermistor RT61
Capillary tube
Strainer
#100
Distributor
a
Outdoor
unit
UNIT: mm (inch)
Liquid 6.35(1/4)
Gas 9.52(3/8)
Liquid 6.35(1/4)
Gas 9.52(3/8)
UNIT: mm
Max.
Height
difference
15 m
15 m
10 m