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7
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Commissioning
Installer reference guide
42
FNA25~60A2VEB(9)
Split system air conditioners
4P550955-3C – 2020.12
7 Commissioning
7.1 Overview: Commissioning
This chapter describes what you have to do and know to commission the system
after it is installed.
Typical workflow
Commissioning typically consists of the following stages:
1
Checking the "Checklist before commissioning".
2
Performing a test run for the system.
7.2 Checklist before commissioning
After the installation of the unit, first check the items listed below. Once all checks
are fulfilled, the unit must be closed. Power-up the unit after it is closed.
You read the complete installation instructions, as described in the
installer reference
guide
.
The
indoor units
are properly mounted.
In case a wireless user interface is used: The
indoor unit decoration panel
with infrared
receiver is installed.
The
outdoor unit
is properly mounted.
There are NO
missing phases
or
reversed phases
.
The system is properly
earthed
and the earth terminals are tightened.
The
fuses
or locally installed protection devices are installed according to this document,
and have NOT been bypassed.
The
power supply voltage
matches the voltage on the identification label of the unit.
There are NO
loose connections
or damaged electrical components in the switch box.
The
insulation resistance
of the compressor is OK.
There are NO
damaged components
or
squeezed pipes
on the inside of the indoor and
outdoor units.
There are NO
refrigerant leaks
.
The correct pipe size is installed and the
pipes
are properly insulated.
The
stop valves
(gas and liquid) on the outdoor unit are fully open.
7.3 To perform a test run
This task is only applicable when using the BRC1E52 or BRC1E53 user interface.
When using any other user interface, see the installation manual or service manual
of the user interface.