Precautions When Charging Refrigerant; To Determine The Additional Refrigerant Amount; To Determine The Complete Recharge Amount; Charging Refrigerant: Setup - Daikin AZQS100B8V1B Installer's Reference Manual

6 Installation
Location of service ports:
AZQS140_V1
a
b
c
AZQS140_Y1
a
b
c
a Internal service port
b Stop valve with service port (liquid)
c Stop valve with service port (gas)
Installer reference guide
16
AZQS100+125_V1
a
b
c
AZQS100+125_Y1
a
b
c
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
L1≤30 m (chargeless length)
L1>30 m
INFORMATION
Piping length is the one way length of liquid piping.
To determine the additional refrigerant amount (R in kg)
30~40 m
R: 0.5 kg
6.6.4 To determine the complete recharge
amount
Model
5~10
AZQS100+125 1.9
AZQS140 3.0
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.
AZQS100~140B8V1B + AZQS100~140B7Y1B
Then
You do not have to add
additional refrigerant.
You must add additional
refrigerant.
For future servicing, encircle the
selected amount in the tables
below.
L1 (m)
40~50 m
1.0 kg
L1 (m)
10~20 20~30 30~40 40~50
2.4 2.9 3.4 3.9
3.5 4.0 4.5 5.0
Split system air conditioners
4P385529­1 – 2014.08