Daikin AZQS100B8V1B - Refrigerant Charging Precautions; Determining Refrigerant Amount

6Installation
Installerreferenceguide
16
AZQS100~140B8V1B+AZQS100~140B7Y1B
Splitsystemairconditioners
4P3855291–2014.08
Locationofserviceports:
AZQS140_V1
a
b
c
AZQS100+125_V1
a
b
c
AZQS140_Y1
a
b
c
AZQS100+125_Y1
a
b
c
a Internalserviceport
b Stopvalvewithserviceport(liquid)
c Stopvalvewithserviceport(gas)
Typical workflow – Completely recharging refrigerant typically
consistsofthefollowingstages:
1 Determininghowmuchrefrigeranttocharge.
2 Chargingrefrigerant.
3 Fillinginthefluorinatedgreenhousegaseslabel,andfixingitto
theinsideoftheoutdoorunit.
6.6.2 Precautionswhenchargingrefrigerant
INFORMATION
Also read the precautions and requirements in the
followingchapters:
▪ Generalsafetyprecautions
▪ Preparation
6.6.3 Todeterminetheadditionalrefrigerant
amount
Todetermineifaddingadditionalrefrigerantisnecessary
If Then
L1≤30m(chargelesslength) Youdonothavetoadd
additionalrefrigerant.
L1>30m Youmustaddadditional
refrigerant.
Forfutureservicing,encirclethe
selectedamountinthetables
below.
INFORMATION
Pipinglengthistheonewaylengthofliquidpiping.
Todeterminetheadditionalrefrigerantamount(Rinkg)
L1 (m)
30~40m 40~50m
R: 0.5kg 1.0kg
6.6.4 Todeterminethecompleterecharge
amount
Model
L1 (m)
5~10 10~20 20~30 30~40 40~50
AZQS100+125 1.9 2.4 2.9 3.4 3.9
AZQS140 3.0 3.5 4.0 4.5 5.0
6.6.5 Chargingrefrigerant:Setup
See"6.5.3Checkingrefrigerantpiping:Setup"onpage14.
6.6.6 Tochargerefrigerant
WARNING
▪ OnlyuseR410Aasrefrigerant.Othersubstancesmay
causeexplosionsandaccidents.
▪ R410Acontainsfluorinatedgreenhousegasescovered
by the Kyoto Protocol. Its global warming potential
value is 1975. Do NOT vent these gases into the
atmosphere.
▪ When charging refrigerant, always use protective
glovesandsafetyglasses.