Mitsubishi Electric MXZ-2C30VA, Service Manual

Page: 45 / 396

45
a
b
c
d
Outdoor
unit
Indoor
units
15m
10m
15m
Refrigerant piping length (one way, 6 unit total)
Calculation : Xg = 20 g/m x (Refrigerant piping length (m) - 60)
e
Max.
Height
difference
f
Outdoor unit
precharged
(g)
50m
0
40m
0
5,000
60m
0
70m
200
80m
400
Indoor unit
E
Stop valve
(with service port)
Stop valve
Power
receiver
LEV A
LEV B
LEV C
LEV D
Oil separator
Compressor
Muffler
4-way
valve
LEV M
Indoor unit
D
Indoor unit
F
Indoor unit
C
Indoor unit
B
Indoor unit
A
Indoor unit
B
Indoor unit
C
Indoor unit
D
Indoor unit
A
Solenoid valve
Capillary tube
Discharge
temperature
thermistor RT62
Strainer
#100
Strainer
#100
Strainer
#100
Strainer
#100
LEV E
Indoor unit
E
Strainer
#100
LEV F
Indoor unit
F
Strainer
#100
R.V. coil
OFF
ON
Refrigerant flow in cooling
Refrigerant flow in heating
Strainer
#100
Distributor
Outdoor
heat
exchanger
Capillary tube
Defrost
thermistor
RT61
2.4 3.6 500
Outdoor heat
exchanger
temperature
thermistor
RT68
Ambient
temperature
thermistor
RT65
High-pressure
switch
Capillary tube
2.4 3.6 600
HEX-OUT
FAN-OUT
Capillary tube
Strainer #50
MXZ-6C120VA -
E1
UNIT: mm
Refrigerant pipe diameter is different according to indoor unit to be connected.
For the diameter of connection pipe of the indoor unit, refer to the indoor unit installation manual.
When diameter of refrigerant pipe is different from that of outdoor unit union, use optional Different-diameter pipe.
For further information on Different-diameter pipe, refer to "PARTS CATALOG".
Piping length each indoor unit (a, b, c, d, e, f) 25m
Total piping length (a+b+c+d+e+f) 80m
Bending point for each unit 25
Total bending point 80
MAX REFRIGERANT PIPING LENGTH
It is irrelevant which unit is higher.
ADDITIONAL REFRIGERANT CHARGE
UNIT: mm (inch)
Outdoor unit union diameter
For
Indoor unit D
Liquid 6.35(1/4)
Gas 9.52(3/8)
Indoor unit E
Liquid 6.35(1/4)
Gas 9.52(3/8)
Indoor unit F
Liquid 6.35(1/4)
Gas 9.52(3/8)
UNIT: mm (inch)
Outdoor unit union diameter
For
Indoor unit A
Liquid 6.35(1/4)
Gas 12.7(1/2)
Indoor unit B
Liquid 6.35(1/4)
Gas 9.52(3/8)
Indoor unit C
Liquid 6.35(1/4)
Gas 9.52(3/8)
OBH584G