ESIE16-02B | Part 5. Appendix 5.4. Piping diagram
RA R32 Split & multi split M-Series
4/04/17 | Version 1.1 Page 105
5.4.2.2. 3MXM68M
Figure 5-18: Piping diagram - outdoor unit 3MXM68M
5.4.2.3. 4MXM68M
Figure 5-19: Piping diagram - outdoor unit 4MXM68M
7.9CuT
7.9CuT
7.9CuT
7.9CuT
12.7CuT
M
12.7CuT
A
B
C
(12.7CuT)
(9.5CuT)
(12.7CuT)
12.7CuT
12.7CuT
12.7CuT
Field piping
Thermistor (gas)
Refnet header
12.7CuT
Gas stop valve
15.9CuT
15.9CuT
Muer
Muer
15.9CuT
15.9CuT
Accumulator
Compressor
9.5CuT
Muer
9.5CuT
12.7CuT
4-way valve
Heat exchanger
Propeller fan
Fan motor
7.9CuT
7.9CuT
7.9CuT
MV
MV
MV
A
B
C
Electronic expansion valve
6.4CuT
6.4CuT
6.4CuT
Filter
Room
Room
Room
Field piping
Liquid
Gas
A
B
C
(6.4CuT)
(6.4CuT)
(6.4CuT)
Room
Room
Room
9.5CuT
Liquid stop valve
9.5CuT
9.5CuT
9.5CuT
7.9CuT
Muer with lter
Capillary tube
Distributor
Refrigerant ow
Refnet header
Accumulator
Discharge pipe thermistor
Thermistor (liquid)
Heating
Cooling
Refnet header
S1PH
S2PH
High pressure switch
Manual reset
Automatic reset
SV
Solenoid valve
9.5CuT
9.5CuT
6.4CuT
12.7CuT
Heat exchanger thermistor
Outdoor air temperature thermistor
15.9CuT
7.9CuT
7.9CuT
7.9CuT
7.9CuT
12.7CuT
M
12.7CuT
A
B
C
(9.5CuT)
(9.5CuT)
(12.7CuT)
12.7CuT
12.7CuT
12.7CuT
Field piping
Thermistor (gas)
Refnet header
12.7CuT
Gas stop valve
15.9CuT
15.9CuT
Muer
Muer
15.9CuT
15.9CuT
Accumulator
Compressor
9.5CuT
Muer
9.5CuT
12.7CuT
4-way valve
Heat exchanger
Propeller fan
Fan motor
7.9CuT
7.9CuT
7.9CuT
MV
MV
MV
A
B
C
Electronic expansion valve
6.4CuT
6.4CuT
6.4CuT
Filter
Room
Room
Room
Field piping
Liquid
Gas
A
B
C
(6.4CuT)
(6.4CuT)
(6.4CuT)
Room
Room
Room
9.5CuT
Liquid stop valve
9.5CuT
9.5CuT
9.5CuT
7.9CuT
Muer with lter
Capillary tube
Distributor
Refrigerant ow
Refnet header
Accumulator
Discharge pipe thermistor
Thermistor (liquid)
Heating
Cooling
Refnet header
S1PH
S2PH
High pressure switch
Manual reset
Automatic reset
SV
Solenoid valve
9.5CuT
9.5CuT
6.4CuT
12.7CuT
7.9CuT
MV
D
6.4CuT
Room
D
(6.4CuT)
D
(12.7CuT)
12.7CuT
Room
Heat exchanger thermistor
Outdoor air temperature thermistor
15.9CuT