Mitsubishi Electric MXZ-2F33VF-E1 Service Manual page 33

MXZ-4F72VF
R.V. coil
Refrigerant flow in cooling
OFF
ON Refrigerant flow in heating
Indoor unit
A
Indoor unit
B
Indoor unit
C
Indoor unit
D
Indoor unit
A
Strainer
#100
Indoor unit
B
Strainer
#100
Indoor unit
C
Strainer
#100
Indoor unit
D
Strainer
#100
MAX REFRIGERANT PIPING LENGTH
Piping length each indoor unit (a, b, c, d)
Total piping length (a+b+c+d)
Bending point for each unit
Total bending point
It is irrelevant which unit is higher.
ADDITIONAL REFRIGERANT CHARGE
Refer to "Method of charging refrigerant".
Outdoor unit
Refrigerant piping length (one way, 4 unit total)
precharged
(g)
1,400
Refrigerant pipe diameter is different according to indoor unit to be
connected. When using extension pipes, refer to the right table.
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".
OBH790
Compressor
High-pressure
switch Discharge
temperature
thermistor RT62
Oil separator
4-way
valve
Stop valve with
service port
Muffler
Capillary tube
LEV A
Strainer
Stop valve
#100
LEV B
LEV C
LEV D
25 m
60 m
25
60
60 m
0
Charge pipe
Capillary tube
Strainer
LEV E
#100
Power
receiver
Indoor
a
units
b
c
d
Outdoor unit union diameter
For
Indoor unit A
Indoor unit B
Indoor unit C
Indoor unit D
33
UNIT: mm
Outdoor heat
exchanger
temperature
thermistor
RT68
FAN-OUT
Ambient
temperature
thermistor
RT65
Defrost
thermistor RT61
Capillary tube
Distributor
Max.
Height
difference
Outdoor
unit
15 m
15 m
10 m
UNIT: mm (inch)
Liquid 6.35(1/4)
Gas 12.7(1/2)
Liquid 6.35(1/4)
Gas 9.52(3/8)
Liquid 6.35(1/4)
Gas 9.52(3/8)
Liquid 6.35(1/4)
Gas 9.52(3/8)