23
Total weight with filled DHW cylinder
Vitocal 222-S
Type
Total weight in kg
230 V appliances
■
AWBT-M
■
AWBT-M-E
■
AWBT-M-E-AC
221.C04
382
221.C06
382
221.C08
382
221.C10
383
221.C13
383
221.C16
383
400 V appliances
■
AWBT
■
AWBT-E
■
AWBT-E-AC
221.C10
383
221.C13
383
221.C16
383
Each pressure point (each with an area of 3217 mm
2
)
is subject to a load of up to 96 kg.
Connecting the refrigerant lines
The outdoor unit is pre-charged with refrigerant
R410A.
Oil lift bends
Oil lift bends guarantee that the refrigerant oil is relia-
bly conveyed back to the compressor.
!
Please note
Errors in the design and installation of oil lift
bends can result in appliance damage.
In the following cases, fit oil lift bends in the ver-
tical hot gas line:
■
In heating mode, if the indoor unit is installed
higher than the outdoor unit.
■
In cooling mode, if the indoor unit is installed
lower than the outdoor unit.
Distance between the oil lift bends approx.
5 m.
Indoor unit above outdoor unit
A
B
C
D
5000
5000
E
Fig. 19
Example for heating mode: With oil lift bends
A
Indoor unit
B
Hot gas line (hot gas)
C
Liquid line (liquid)
D
Outdoor unit
E
Oil lift bends
Installation sequence
Installing the indoor unit
(cont.)
51
17 700 GB
Installation
