8
Symbol
Explanation
Connection
Refrigerant lines from/to the
external unit:
Type
AWB/
AWB-AC
Pipe
7
UNF thread
■ Hot gas line
201.A04
12 mm
⅞
Reducer
¾ x
⅞
201.A07
201.A10
201.A13
16 mm
16 mm
16 mm
⅞
⅞
⅞
■ Liquid line
201.A04
6 mm
⅝
Reducer
⁷
⁄
₁₆
x
⅝
201.A07
201.A10
201.A13
10 mm
10 mm
10 mm
⅝
⅝
⅝
DHW cylinder flow (heating
water side)
G 1¼
+
Heating water return and
DHW cylinder return
G 1¼
Heating water flow
G 1¼
A
Drain & fill valve
—
Safety valve (supplied)
—
1.
Preparing connections on the heating
water and the DHW side.
Flush the heating system.
2.
Prepare the electrical connections.
Note
The internal/external unit BUS con-
necting cable can be routed along the
refrigerant line and fixed to it.
Cable lengths inside the internal/external unit plus wall clearance:
Cables
Internal unit
External unit
Power cables:
Heat pump control unit (230 V~)
2.0 m
—
Compressor (230 V~)
—
1.5 m
Additional connecting cables:
230 V~, e.g. for pumps
2.0 m
—
< 42 V, e.g. for sensors
2.0 m
—
Connecting cables between the internal/external units:
Preparing for installation
Requirements of on-site connections
(cont.)
5601 429 GB
Содержание 7424689
Страница 83: ...83 Opening the programming unit 1 3 2 2x Troubleshooting Repairs 5601 429 GB Service ...
Страница 84: ...84 Removing cover from programming unit if necessary 5 4 4x Troubleshooting Repairs cont 5601 429 GB ...
Страница 85: ...85 Placing the control panel in its service position 4x 2 3 1 Troubleshooting Repairs cont 5601 429 GB Service ...
Страница 86: ...86 Removing the separating plate 1 2 Troubleshooting Repairs cont 5601 429 GB ...