Technical Data; Piping Diagram: Compressor Unit And Heat Exchanger Unit - Daikin VRV IV RKXYQ5T8Y1B Series Installation And Operation Manual
Compressor unit for indoor installation
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Also See for VRV IV RKXYQ5T8Y1B Series:
- Installer and user reference manual (156 pages) ,
- Installation and operation manual (48 pages) ,
- Installer and user manual (140 pages)
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20 Technical data
Main code
Sub code
20
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).
Installation and operation manual
42
Cause
More than 1 heat exchanger unit connected.
▪ Improper type of indoor units are connected.
▪ Mismatch
of
compressor
exchanger unit.
5 HP heat exchanger unit connected.
▪ Auto address malfunction (inconsistency)
▪ Mismatch
of
compressor
exchanger unit.
▪ Auto address malfunction (inconsistency)
▪ Mismatch
of
compressor
exchanger unit.
▪ The stop valves of the compressor unit are left
closed.
▪ The piping and wiring of the specified indoor unit
or heat exchanger unit are not connected
correctly to the compressor unit.
Check installation. Only 1 heat exchanger unit can
be installed.
▪ Check the type of indoor units that are currently
connected. If they are not proper, replace them
unit
and
heat
with proper ones.
▪ Check
if
exchanger unit are compatible.
Check installation. Connect 8 HP heat exchanger
unit.
▪ Check
if
matches with powered unit amount (by monitor
unit
and
heat
mode) or wait till initialisation is finished.
▪ Check
if
exchanger unit are compatible.
▪ Check
if
matches with powered unit amount (by monitor
unit
and
heat
mode) or wait till initialisation is finished.
▪ Check
if
exchanger unit are compatible.
▪ Open the stop valves on both the gas and liquid
side.
▪ Confirm that the piping and wiring of the
specified indoor unit or heat exchanger unit are
connected correctly to the compressor unit.
20.1
Piping diagram: Compressor unit
and heat exchanger unit
5 HP
M2F
M1F
R3T
l
R2T
f
a
b
R7T
f
R4T
g
Y3E
c
f
d
e
f
i
A
Heat exchanger unit
B
Compressor unit
a
Stop valve (gas) (circuit 2: to indoor units)
VRV IV compressor unit for indoor installation
Solution
the
compressor
unit
and
transmission
wired
unit
amount
the
compressor
unit
and
transmission
wired
unit
amount
the
compressor
unit
and
A
R1T
Y1E
f
Y1S
m
R3T
S1NPH
S1PH
h
S1NPL
R5T
R2T
k
j
M1C
3D110524-1
RKXYQ5T8 + RKXYQ8T7Y1B
4P499900-1A – 2020.10
heat
heat
heat
B
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