Daikin VRV IV+ User Manual

15 | About the box
Installer and user reference guide
53
REYQ8~20+REMQ5U7Y1B
VRV IV+ heat recovery
4P561154-1A – 2020.10
Accessory pipes (mm) HP Øa Øb
Liquid pipe
▪ Front connection
ID Øb
ID Øa
▪ Bottom connection
ID Øb
ID Øa
5 9.5 9.5
8
10
12 12.7
14 12.7
16
18 15.9
20
High pressure/low pressure gas
pipe
▪ Front connection
ID Øa
ID Øb
▪ Bottom connection
ID Øa
OD Øb
5 19.1 15.9
8
10 19.1
12
14 22.2
16
18
20 28.6
(a) Only in combination with the outdoor unit multi-connection piping kit.
15.6 To remove the transportation stay (only for 14+16 HP)
The transportation stays for protecting the unit during transport must be removed.
Proceed as shown in the figure and procedure below.
NOTICE
If the unit is operated with the transportation stay attached, abnormal vibration or
noise may be generated.
1 Slightly loosen the bolt (a).
2 Remove the transportation stay (b) as shown in the figure below.
3 Tighten the bolt (a) again.
1
3
2
1
3
33
2
(x2)
(×2)
1
2
1
2
a
b
a
(12.3 N·m)

Daikin VRV IV+ Specifications

General

Brand	Daikin
Model	VRV IV+
Category	Heat Pump
Language	English