Daikin RYYQ8U7Y1B, Инструкция по установке и эксплуатации

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14 | About the box
Installer and user reference guide
53
RYYQ+RYMQ+RXYQ
VRV IV+ heat pump
4P546228-1C – 2021.11
Accessory pipes (mm) HP Øa Øb
Liquid pipe
▪ Front connection
ID Øb
ID Øa
▪ Bottom connection
ID Øb
ID Øa
8 9.5
10
12 9.5 12.7
14 12.7
16
18 12.7 15.9
20
Equaliser pipe
(a)
▪ Front connection
ID Øa
ID Øb
▪ Bottom connection
ID Øa
OD Øb
8 19.1
10
12 19.1 22.2
14
16
18 25.4 28.6
20
(a) Only for RYMQ models.
14.6 To remove the transportation stay
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.
1 Slightly loosen the fixing nut.
2 Remove the transportation stay as shown in the figure below.
3 Tighten the fixing nut again.
1
3 (12.3 N·m)
2
1
3 (12.3 N·m)
2
a
b
a Fixing nut
b Transportation stay