Accessory Pipes: Diameters; To Remove The Transportation Stay - Daikin VRV IV+ Installer And User Reference Manual

3 | About the box

3.4 Accessory pipes: Diameters

3.5 To remove the transportation stay

Installer and user reference guide
18
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
Accessory pipes (mm)
Gas pipe
▪ Front connection
ID Øa
ID Øb
▪ Bottom connection
ID Øa
OD Øb
Liquid pipe
▪ Front connection
ID Øb
ID Øa
▪ Bottom connection
ID Øa
(a)
Equaliser pipe
▪ Front connection
ID Øa
ID Øb
▪ Bottom connection
ID Øa
OD Øb
(a) Only for RYMQ models.
Only for 14~20 HP
NOTICE
If the unit is operated with the transportation stay attached, abnormal vibration or
noise may be generated.
The transportation stay installed over the compressor leg for protecting the unit
during transport must be removed. Proceed as shown in the figure and procedure
below.
HP
8
10
12
14
16
18
20
8
10
12
14
16
ID Øb 18
20
8
10
12
14
16
18
20
Øa Øb
25.4 19.1
22.2
28.6
9.5
9.5 12.7
12.7
12.7 15.9
19.1
19.1 22.2
25.4 28.6
RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ heat pump
4P546228-1A – 2019.10