Alpha-InnoTec LW 140A, Operating Manual, Page: 3 / 44

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Subject to change without notice | 83054200iUK | ait-deutschland GmbH
Contents
1 Please read first
............................................ 2
2 Symbols
........................................................... 2
3 Intended use
................................................... 4
4 Exclusion of liability
...................................... 4
5 EC conformity
................................................ 4
6 Safety
............................................................... 4
7 Contact
............................................................. 6
8 Warranty / Guarantee
.................................. 6
9 Disposal
........................................................... 6
10 Operating principle of heat pumps
........... 6
11 Area of utilization
........................................... 6
12 Heat quantity recording
............................... 7
13 Operation
......................................................... 7
14 Care of the unit
.............................................. 7
15 Scope of delivery
.......................................... 8
16 Installation and assembly
........................... 9
16.1 Installation site requirements .................... 9
16.2 Transport to installation site ...................... 9
16.3 Installation ................................................ 11
16.4 Attaching the air flow baffles .................... 11
16.5 Installation / connection to
heating circuit .......................................... 13
16.6 Condensate discharge ............................ 13
17 Pressure relief
.............................................. 14
18 Overflow valve
............................................. 14
19 Buffer tank
..................................................... 14
20 Circulating pumps
....................................... 14
21 Water heating
............................................... 14
22 Hot-water tank
.............................................. 14
23 Electrical connections
................................ 15
24 Rinsing, filling and bleeding the system
16
25 Insulating the hydraulic connections
...... 17
26 Set the overflow valve
................................ 17
27 Commissioning
............................................ 18
28 Maintenance of the unit
............................. 19
28.1 Annual maintenance ............................... 19
28.2 Cleaning and rinsing of unit components 19
29 Malfunctions
................................................. 20
29.1 Unlock the safety temperature limiter ..... 20
30 Dismantling
................................................... 20
30.1 Removal of the buffer battery .................. 20
Technical data / scope of delivery
.................. 22
Performance curves
.......................................... 24
LW 140A ........................................................... 24
LW 180A ........................................................... 25
LW 251A ........................................................... 26
Dimensional drawings
....................................... 27
LW 140A – LW 180A ........................................ 27
LW 251A ........................................................... 28
Installation plans
................................................. 29
LW 140A – LW 180A ........................................ 29
LW 251A ........................................................... 30
Coastal installation ........................................... 31
Hydraulic integration
.......................................... 32
LW 140A – LW 251A ......................................... 32
Row tank .......................................................... 32
Separate buffer tank ......................................... 33
Legend Hydraulic integration ........................... 34
Terminal diagram
................................................ 35
Circuit diagrams
.................................................. 36
LW 140A ........................................................... 36
LW 180A ........................................................... 38
LW 251A ........................................................... 40
EC declaration of conformity
........................... 43