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19
|
Commissioning
Installer and user reference guide
63
FXMQ-A
VRV system air conditioner
4P701548-1 – 2022.07
19.3 Checklist before commissioning
1
After the installation of the unit, check the items listed below.
2
Close the unit.
3
Power up the unit.
You have read the complete installation and operation instructions described in the
installer and user reference guide
.
Installation
Check that the unit is properly installed, to avoid abnormal noises and vibrations when
starting up the unit.
Drainage
Make sure drainage flows smoothly.
Possible consequence:
Condensate water might drip.
Ducting
Make sure the ducting is properly installed and insulated.
Field wiring
Be sure that the field wiring has been carried out according to the instructions described in
the chapter
56], according to the wiring diagrams and
according to the applicable legislation.
Power supply voltage
Check the power supply voltage on the local supply panel. The voltage MUST correspond to
the voltage on the nameplate of the unit.
Earth wiring
Be sure that the earth wires have been connected properly and that the earth terminals are
tightened.
Fuses, circuit breakers, or protection devices
Check that the fuses, circuit breakers, or the locally installed protection devices are of the
size and type specified in the chapter
56]. Be sure that neither
a fuse nor a protection device has been bypassed.
Internal wiring
Visually check the electrical component box and the inside of the unit for loose connections
or damaged electrical components.
Pipe size and pipe insulation
Be sure that correct pipe sizes are installed and that the insulation work is properly
executed.
Damaged equipment
Check the inside of the unit for damaged components or squeezed pipes.
Field settings
Make sure all field settings you want are set. See