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About the box
Installer and user reference guide
52
RXYLQ10~14T7Y1B*
VRV IV system air conditioner
4P543427-1A – 2020.10
a
d
1×
1×
e
1×
3P328191-1
BE SURE TO FILL OUT THE BLANKS, WHICH ARE NEEDED FOR AFTER-SALE SERVICES.
REQUEST FOR THE INDICATION OF INSTALLATION INFORMATION
1. RECORD OF INDOOR UNIT MODEL AND INSTALLATION SITE
2. RECORD FOR SETTINGS (CONTENTS SEE INSTALLATION MANUAL)
SETTING
40
30
10
20
19
9
29
39
38
28
8
18
17
7
27
37
36
26
6
16
15
5
25
35
34
23
24
4
3
2
1
INSTALLATION
MODELNAME
No.
12
13
14
50
49
48
47
46
45
60
59
58
57
56
64
63
62
61
11
22
21
33
32
31
44
43
42
41
55
54
53
52
51
SITE
INSTALLATION
MODELNAME
No.
SITE
INSTALLATION
MODELNAME
No.
SITE
INSTALLATION
MODELNAME
No.
SITE
INSTALLATION
MODELNAME
No.
SITE
INSTALLATION
MODELNAME
No.
SITE
INSTALLATION
MODELNAME
No.
SITE
3. RECORD OF INSTALLATION DATE
6. AFTER EQUIPPING, PLEASE PUT IT ON THE BACK SIDE OF THE FRONT PLATE.
DAY MONTH YEAR
4. MODEL NAME
5. MANUFACTURING NUMBER
VALUE
REMARK
DATE
SETTING
VALUE
REMARK
DATE
3P328192-1
3. FOR DETAILS CONCERNING PIPING SELECTION AND CALCULATION OR HOW TO OPERATE THE LEAK DETECTION FUNCTION, PLEASE REFER TO THE INSTALLATION MANUAL.
2. RECORD OF ADDITIONAL REFRIGERANT CHARGE AMOUNT AND RESULT OF LEAK CHECK OPERATION
REQUEST FOR THE INDICATION OF ADDITIONAL REFRIGERANT CHARGING AND LEAK DETECTION OPERATION RESULT
BE SURE TO FILL OUT THE BLANKS, WHICH ARE NEEDED FOR AFTER-SALE SERVICES.
1. CALCULATION OF ADDITIONAL REFRIGERANT CHARGING AMOUNT
4. AFTER FILLING IN THIS TABLE, PLEASE PUT IT ON THE SWITCH BOX COVER.
(m) x 0.18
(m) x 0.37
kg
OUTDOOR
UNIT
(m) x 0.26
(m) x 0.12
(m) x 0.059
(m) x 0.022
ADDITIONAL CHARGING
AMOUNT
TOTAL LENGTH OF LIQUID
PIPE SIZE O22.2 x 0.37
TOTAL LENGTH OF LIQUID
PIPE SIZE O19.1 x 0.26
TOTAL LENGTH OF LIQUID
PIPE SIZE O15.9 x 0.18
TOTAL LENGTH OF LIQUID
PIPE SIZE O12.7 x 0.12
TOTAL LENGTH OF LIQUID
PIPE SIZE O9.5 x 0.059
TOTAL LENGTH OF LIQUID
PIPE SIZE O6.4 x 0.022
105%< CR < 130%
50%< CR < 105%
50%< CR < 70%
70%< CR < 85%
85%< CR < 105%
105%< CR < 130%
8HP
Total indoor unit
capacity connection
ratio (CR)
10-12HP 14-16HP 18-20HP
2.0
1.5
1.5
1.2
1.5
1
1
0.7
1.0
0.5
0.5
0.3
0.5
0
0
0
1.0
0.5
0.5
0.5
0.5
0
0
0
Total indoor unit capacity
when piping length <30m
Total indoor unit capacity
when piping length >30m
kg
1.3
1.1
0.9
RYYQ18-20
RYYQ14-16
RYYQ8~12
kg
ONLY FOR RYYQ8~20 MODELS
DATE
AMOUNT
CALCULATE THE ADDITIONAL REFRIGERANT CHARGING AMOUNT BASED ON THE FORMULA BELOW BEFORE CHARGING.
SHIPMENT (INDICATED ON THE MACHINE NAMEPLATE) AND THE ADDITIONAL AMOUNT SHOWN AS FOLLOWS :
WHEN RE-CHARGING TOTAL AMOUNT OF REFRIGERANT , CHARGE THE TOTAL OF THE AMOUNT CHARGED AT
RESULT LEAK CHECK
DATE
AMOUNT
RESULT LEAK CHECK
DATE
AMOUNT
RESULT LEAK CHECK
DATE
AMOUNT
RESULT LEAK CHECK
c
1×
b
1×
f
g
1×
1×
a
General safety precautions
b
Installation manual and operation manual
c
Additional refrigerant charge label
d
Installation information sticker
e
Fluorinated greenhouse gases label
f
Multilingual fluorinated greenhouse gases label
g
Piping accessory bag
15.5 Accessory pipes: Diameters
Accessory pipes (mm)
HP
Øa
Øb
Gas pipe
▪
Front connection
ID Øa
ID Øb
▪
Bottom connection
ID Øa
OD Øb
8
19.1
10
25.4
22.2
12
25.4
28.6
14
Liquid pipe
▪
Front connection
ID Øb
ID Øa
▪
Bottom connection
ID Øb
ID Øa
8
9.5
10
12
12.7
14
15.6 To remove the transportation stay
NOTICE
If the unit is operated with the transportation stay attached, abnormal vibration or
noise may be generated.
The compressor transportation stay must be removed. It is installed under the
compressor leg in order to protect the unit during transport. Proceed as shown in
the figure and procedure below.
1
Remove the 2 transportation stay mounting bolts.
2
Remove the transportation stay as shown in the figure below.
