19
|
Commissioning
Installer and user reference guide
73
FXSA15~140A2VEB
VRV system air conditioner
4P599622-1 – 2020.05
The
indoor unit
is properly mounted.
The
outdoor unit
is properly mounted.
Make sure
drain piping
is properly installed, insulated and drainage flows smoothly. Check
for water leaks.
Possible consequence:
Condensate water might drip.
The
ducting
is properly installed and insulated.
The
refrigerant pipes
(gas and liquid) are installed correctly and thermally insulated.
There are NO
refrigerant leaks
.
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.
There are NO
damaged components
or
squeezed pipes
on the inside of the indoor and
outdoor units.
The
stop valves
(gas and liquid) on the outdoor unit are fully open.
19.4 To perform a test run
INFORMATION
▪
Perform the test run according to the instructions in the outdoor unit manual.
▪
The test run is only completed if there is no malfunction code displayed on the
user interface or the outdoor unit 7‑segment display.
▪
See the service manual for the complete list of error codes and a detailed
troubleshooting guideline for each error.
NOTICE
Do NOT interrupt the test run.