7 Commissioning
Installation and operation manual
20
RXYSQ6T7Y1B9
VRV IV-S system air conditioner
4P397285-1B – 2016.03
Setting
(= binary)
Value
Description
[2‑30]
Power consumption limitation level (step 1) via the external control
adaptor (DTA104A61/62).
If the system needs to be running under power consumption
limitation conditions when an external signal is sent to the unit, this
setting defines the level power consumption limitation that will be
applied for step 1. The level is according to the table.
60%
(default)
70%
80%
[2‑31]
Power consumption limitation level (step 2) via the external control
adaptor (DTA104A61/62).
If the system needs to be running under power consumption
limitation conditions when an external signal is sent to the unit, this
setting defines the level power consumption limitation that will be
applied for step 2. The level is according to the table.
30%
(default)
40%
50%
[2‑32]
Forced, all time, power consumption limitation operation (no
external control adaptor is required to perform power consumption
limitation).
If the system always needs to be running under power
consumption limitation conditions, this setting activates and defines
the level power consumption limitation that will be applied
continuously. The level is according to the table.
(default)
Function not active.
Follows [2‑30] setting.
Follows [2‑31] setting.
[2‑41]
Cooling comfort setting.
This setting is used in conjunction with setting [2‑8].
Eco
(default)
Mild
Quick
Powerful
[2‑42]
Heating comfort setting.
This setting is used in conjunction with setting [2‑9].
Eco
(default)
Mild
Quick
Powerful
6.1.9
To connect the PC configurator to the
outdoor unit
a
b
X41A
A1P
2
3
4
5
H J
ST
a
PC
b
Cable (EKPCCAB)
X41A
Connector
A1P
Outdoor unit main PCB
7
Commissioning
After installation and once the field settings are defined, the installer
is obliged to verify correct operation. Therefore a test run must be
performed according to the procedures described below.
7.1
Precautions when commissioning
CAUTION
Do not perform the test operation while working on the
indoor units.
When performing the test operation, not only the outdoor
unit, but the connected indoor unit will operate as well.
Working on an indoor unit while performing a test operation
is dangerous.
NOTICE
Be sure to turn on the power 6 hours before operation in
order to have power running to the crankcase heater and
to protect the compressor.
During test operation, the outdoor unit and the indoor units will start
up. Make sure that the preparations of all indoor units are finished
(field piping, electrical wiring, air purge, ...). See installation manual
of the indoor units for details.
7.2
Checklist before commissioning
After the installation of the unit, first check the following items. Once
all below checks are fulfilled, the unit must be closed, only then can
the unit be powered up.
You read the complete installation and operation
instructions, as described in the
installer and user
reference guide
.
