9 Technical data
Installation manual
16
ERRA08~12E
Daikin Altherma 3 R MT
4P708481-1 – 2023.02
9
Technical data
A
subset
of the latest technical data is available on the regional Daikin website (publicly accessible). The
full set
of latest technical data is
available on the Daikin Business Portal (authentication required).
9.1
Piping diagram: Outdoor unit
3D142205 A
c
e
f
g
d
i
g
h
g
g
e
f
o
o
p
n
k
j
j
m
l
j
j
Gas
Gas
Thermistors:
Liquid
Liquid
R1T
Thermistor - outdoor air
a
Flare connection 5/8"
R2T
Thermistor - compressor discharge
b
Flare connection 1/4"
R3T
Thermistor - compressor suction
c
Gas stop valve with service port
R4T
Thermistor - air heat exchanger, distributor
d
Liquid stop valve
R5T
Thermistor - air heat exchanger, middle
e
Pinched pipe
R7T
Thermistor - injection
f
Refrigerant filter
g
One-way valve
h
Economiser heat exchanger
Refrigerant flow:
i
Service port 5/16" flare
Heating
j
Capillary tube
Cooling
k
Distributor
l
Air heat exchanger
m
PCB cooling
n
Accumulator
o
Muffler
p
Casing
M1C
Compressor
M1F
Fan motor
S1PH
High pressure switch (4.6 MPa)
S2PH
High pressure switch (4.17 MPa)
S1NPH
High pressure sensor
Y1E
Electronic expansion valve (main)
Y3E
Electronic expansion valve (injection)
Y1S
Solenoid valve (4-way valve)
Y2S
Solenoid valve (low pressure bypass)
Y3S
Solenoid valve (hot gas bypass)
Y4S
Solenoid valve (liquid injection)
Q1E
Overload
