Daikin FDQ125C_RZQSG125L9V [24/52] Commissioning
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Daikin FDQ125C_RZQSG125L9V [24/52] Commissioning

Daikin FBQ100D_RZQSG100L9V [24/52] Commissioning
7Commissioning
Installerreferenceguide
24
RZQG71~140L_V1+Y1+RZQSG100~140L_V1+Y1
Splitsystemairconditioners
4P3855221–2014.08
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testrun".
2 Performingatestrunforthesystem.
7.2 Precautionswhencommissioning
INFORMATION
During the first running period of the unit, the required
powermaybehigherthanstatedonthenameplateofthe
unit.Thisphenomenon iscausedby thecompressor,that
needs a continuousrun time of 50 hours before reaching
smoothoperationandstablepowerconsumption.
NOTICE
Beforestartingupthesystem,theunitMUSTbeenergised
for at least 6 hours. The crankcase heater needs to heat
up the compressor oil to avoid oil shortage and
compressorbreakdownduringstartup.
NOTICE
NEVER operate the unit without thermistors and/or
pressure sensors/switches. Burning of the compressor
mightresult.
NOTICE
Do NOT operate the unit until the refrigerant piping is
complete (when operated this way, the compressor will
break).
NOTICE
Coolingoperationmode. Performthetest runin cooling
operationmodesothatstopvalves failingtoopencanbe
detected. Even if the user interface was set to heating
operationmode,theunitwillrunincoolingoperationmode
during23minutes(althoughtheuserinterfacewilldisplay
theheatingicon),andthenautomaticallyswitchtoheating
operationmode.
NOTICE
If you cannot operate the unit in test run, see "7.5 Error
codeswhenperformingatestrun"onpage25.
WARNING
Ifthepanelsontheindoorunitsarenotinstalledyet,make
suretopower OFFthesystemafter finishingthetestrun.
To do so, turn OFF operation via the user interface. Do
NOTstopoperationbyturningOFFthecircuitbreakers.
7.3 Checklistbeforetestrun
DoNOToperatethesystembeforethefollowingchecksareOK:
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.
Thefollowingfieldwiringhasbeencarriedoutaccording
tothisdocumentandtheapplicablelegislation:
▪ Betweenthelocalsupplypanelandtheoutdoorunit
▪ Betweentheoutdoorunitandtheindoorunit(master)
▪ Betweentheindoorunits
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.
7.4 Toperformatestrun
ThistaskisonlyapplicablewhenusingtheBRC1E52userinterface.
▪ When using BRC1E51, see the installation manual of the user
interface.
▪ WhenusingBRC1D,seetheservicemanualoftheuserinterface.
NOTICE
Donotinterruptthetestrun.
INFORMATION
Backlight. To perform an ON/OFF action on the user
interface, the backlight does not need to be lit. For any
other action, it needs to be lit first. The backlight is lit for
±30secondswhenyoupressabutton.
1 Performintroductorysteps.
# Action
1 Opentheliquidstopvalve(A)andgasstopvalve(B)
byremovingthestemcapandturning
counterclockwisewithahexwrenchuntilitstops.
A B

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