40
a
b
c
d
Outdoor
unit
Indoor
units
15 m
10 m
15 m
Refrigerant piping length (one way, 5 unit total)
Calculation : Xg = 20 g/m x (Refrigerant piping length (m) - 0)
e
Max.
Height
difference
Outdoor unit
precharged
(g)
20 m
400
0 m
0
2,990
40 m
800
60 m
1,200
80 m
1,600
R.V.coil
OFF
Refrigerant flow in heating
ON
Refrigerant flow in cooling
Compressor
Muffler
High pressure switch
Ø6.35
Ø6.35
Ø9.52
Ø12.7
Accumulator
Ø6.35
LEV A
Ø9.52
Strainer
#100
Strainer
#100
Strainer
#100
Strainer
#100
Union
Union
Header(Gas)
Stop valve
Header (Evaporator)
Ø6.35
Ø9.52
Sub
muffler
Discharge
temperature
thermistor
RT62
Outdoor
heat exchanger
temperature
thermistor
RT68
Ambient
temperature
thermistor
RT65
Defrost
temperature
thermistor
RT61
Capillary tube
Ø4.0 x Ø2.8 x 100
Indoor unit A
Indoor unit D
Indoor unit C
Ø9.52
Indoor unit E
Indoor unit B
4-way valve
Stop valve
(with service port)
Indoor unit A
Indoor unit D
Indoor unit C
Indoor unit B
LEV B
LEV C
LEV D
Strainer
#100
Ø6.35
Indoor unit E
LEV E
Outdoor
heat exchanger
Capillary tube
Distributor
Strainer
#100
Strainer
#50
Charge pipe
MXZ-5E102VA
UNIT: mm
Refrigerant pipe diameter is different according to indoor unit to be connected. When using extension pipes, refer to the
tables
below.
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".
UNIT: mm (inch)
Piping length each indoor unit (a, b, c, d,e)
25 m
Total piping length (a+b+c+d+e)
80 m
Bending point for each unit
25
Total bending point
80
MAX REFRIGERANT PIPING LENGTH
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)
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)
It is irrelevant which unit is higher.
ADDITIONAL REFRIGERANT CHARGE
OBH723C
Содержание MXZ-2E53VAHZ
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