Labels On Outdoor Unit; System Layout - Daikin LRYEN-AY1 Installation And Operation Manual

11 About the units and options
11.1.1

Labels on outdoor unit

Label about flow directions
Text on caution label
from LRYEN10A7Y1 to
Refrigeration
Gas for Airco
Liquid for Airco
Gas from Refrigeration
Liquid to LRNUN5A7Y1 or to
Refrigeration
Label about safety valve
WARNING
Unit is charged and under high pressure.
Set pressure of safety valve is 86 bar g.
If refrigerant temperature is higher than 31°C
there is a possibility that the safety valve will
open during service or power shutdown.
Text on warning label
Unit is charged and under high
pressure.
Set pressure of safety valve is 86
bar g.
If refrigerant temperature is
higher than 31°C there is a
possibility that the safety valve
will open during service or power
shutdown.
Check the set pressure of the safety valve at the low pressure side
of the refrigeration cabinet to verify a safe service temperature.
Also see "13.3.5 Guidelines to install safety
Card about stop valves and service ports
Unit is charged and under high pressure.
Installation and operation manual
12
Translation
from LRYEN10A7Y1 to
Refrigeration
Gas for Airco
Liquid for Airco
Gas from Refrigeration
Liquid to LRNUN5A7Y1 or to
Refrigeration
Translation
Unit is charged and under high
pressure.
Set pressure of safety valve is
86 bar g.
If refrigerant temperature is
higher than 31°C there is a
possibility that the safety valve
will open during service or power
shutdown.
valves" [ 4 23].
WARNING
Text on warning card
Unit is charged and under high
pressure.
Also see "13.2 Using stop valves and service
Label about maximum storage temperature
MAXIMUM STORAGE TEMPERATURE
Text on warning label
MAXIMUM STORAGE
TEMPERATURE: 55°C
The unit is factory charged with refrigerant. To avoid the safety relief
valve being opened, the unit must not be exposed to temperatures
above 55°C.
11.2

System layout

INFORMATION
The following illustration is an example and might NOT
match your system layout.
b a
e e g
f
i
h
j
k
l
a Main outdoor unit (LRYEN10*)
b Capacity up unit (LRNUN5*)
c Communication box (BRR9B1V1)
d Fan (indoor unit for air conditioning)
e Showcase (indoor unit for refrigeration)
CO₂ Conveni-Pack outdoor unit and capacity up unit
Translation
Unit is charged and under high
pressure.
ports" [ 4 20].
55°C
Translation
MAXIMUM STORAGE
TEMPERATURE: 55°C
d c
i
h
j
k
l
LRYEN10A7Y1+LRNUN5A7Y1
4P605461-1B – 2020.08