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14

Subject to technical amendments without notice  |  83059700gUK – Translation of the operating manual |  ait-deutschland GmbH

11  Commissioning

 

9

Relevant planning & design data of the system is 
documented in full.

 

9

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of the operation of the heat pump system.

 

9

System is air-free.

 

9

Installation  check  using  the  rough  checklist  has 
been completed successfully.

1. 

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completely:

 

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at the compressor.

 

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  The  system  is  installed  and  mounted  in 

accordance with this operating manual.

 

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  The electrical installation has been carried out 

properly  in  accordance  with  this  operating 
manual and local regulations.

 

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  The  power  supply  for  the  heat  pump  is 

equipped  with  an  all-pole  circuit  breaker  with 
at least 3 mm contact spacing (IEC 60947-2).

 

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  The level of the tripping current is compliant.

 

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open.

 

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   The  pipe  systems  and  components  of  the 

system are leak-tight.

2.  Fill out carefully and sign the notice of completion 

for heat pump systems.

3.  In  Germany  and  Austria:  Send  notice  of 

completion 

for 

heat 

pump 

systems 

and 

rough 

checklist 

to 

the 

manufacturer’s 

factory 

customer 

service 

department.  

In  other  countries:  Send  notice  of  completion  for 
heat  pump  systems  and  rough  checklist  to  the 
manufacturer’s local partner.

4.  Arrange  for  the  heat  pump  system  to  be 

commissioned  by  after  sales  service  personnel 
authorised  by  the  manufacturer;  this  is  a 
chargeable service.

12  Maintenance

  NOTE

We  recommend  that  you  conclude  a 
maintenance  agreement  with  an  accredited 
heating company.

12.1 Basic principles

The  refrigerant  circuit  of  the  heat  pump  requires  no 
regular maintenance.

Local regulations– e.g. EU Regulation (EC) 517/2014 – 
include a requirement for leakage controls beforehand 
and/or for a log book to be kept for certain heat pumps.

 

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Ensure  compliance  with  local  regulations  with 

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12.2 Maintenance as required

Yearly, more frequently if necessary: 

 

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Checking  and  cleaning  the  components  of  the 
heating  circuit,  e.g.  valves,  expansion  vessels, 

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Test the function of the safety valve for the heating 
circuit.

 

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Check  regularly  to  ensure  that  the  condensate 
can drain out of the unit freely, without obstruction. 
To this end, check the condensate pan in the unit 
and  the  evaporator  regularly  for  dirt  /  blockages 
and clean as necessary.

 

Ɣ

Check at regular intervals whether the evaporator 
and the leaf guard need to be cleaned.

1

1

2

1  Evaporator (left, right)
2  Leaf guard

1.  Unscrew both top sidewalls for best possible access.

2.  If necessary remove leaves and contaminants.

3.  Reattach sidewalls.

Содержание LWP Series

Страница 1: ...UK 83059700gUK Translation of the operating manual Air water heat pumps Operating Manual LWP...

Страница 2: ...cope of supply 8 5 2 Storage 8 5 3 Unpacking and transport 8 5 4 Installation 9 5 5 Noise 10 6 Hydraulic installation 12 6 1 Condensate drain 13 7 Electrical installation 14 OXVKLQJ OOLQJ DQG YHQWLQJ...

Страница 3: ...l hydraulic integration Operating manual of the heating and heat pump controller Brief description of the heat pump controller Operating manual of the expansion board Log book 1 3 Symbols and markings...

Страница 4: ...ies and damage to property Ensure that personnel are familiar with local regulations especially those on safe and hazard aware working OORZ TXDOL HG SHUVRQQHO ZLWK HOHFWULFDO WUDLQLQJ only to carry ou...

Страница 5: ...ystems Proper planning design and commissioning Closed system with regard to corrosion Integration of an adequately dimensioned pressure maintaining device Use of demineralised heating water or VDI 20...

Страница 6: ...sides 3 2 Wall mounted controller The box with the wall mounted controller is located at the bottom right in the device 3 3 Layout NOTE This section essentially names the FRPSRQHQWV UHOHYDQW IRU IXO O...

Страница 7: ...is hereby discharged to the heating water and is used in the heating circuit The liquid refrigerant at a high pressure and high temperature is depressurised expansion valve The pressure and temperatur...

Страница 8: ...cutting your hands on sharp edges of the device Wear cut resistant protective gloves The hydraulic connections are not designed for mechanical loads Do not lift or transport the device by the hydraul...

Страница 9: ...ice 2 Dispose of the transport and packaging material in an environmentally friendly way and in accordance with local regulations 5 4 Installation Set up and connection CAUTION In the air outlet area...

Страница 10: ...r unit model 7HFKQLFDO GDWD VFRSH RI VXSSO RYHUYLHZ HDWLQJ FLUFXLW VHFWLRQ RQQHFW WKH XQLW WR WKH HG SLSLQJ RI WKH KHDWLQJ circuit via vibration decouplers You must install them to prevent the transfe...

Страница 11: ...lectrical cables ATTENTION Irreparable damage to the compressor due to wrong URWDWLQJ HOG QVXUH WKDW WKHUH LV D FORFNZLVH URWDWLQJ HOG IRU the compressor load infeed Basic information about the electr...

Страница 12: ...HYHQWLQJ damage in hot water heating systems Required pH value 8 2 10 for aluminium materials pH value 8 2 8 5 Fill the system only with demineralised heating water VE water or VDI 2035 water low salt...

Страница 13: ...or the integration of storage tanks in series Complete the work steps quickly otherwise the maximum return temperature may be exceeded and the heat pump switches to high pressure fault 7XUQ WKH DGMXVW...

Страница 14: ...epartment In other countries Send notice of completion for heat pump systems and rough checklist to the manufacturer s local partner 4 Arrange for the heat pump system to be commissioned by after sale...

Страница 15: ...3 Faults Read out the cause of the fault via the diagnostics program of the heating and heat pump controller Contact the local partner of the manufacturer or the factory s customer service Have the fa...

Страница 16: ...16 Subject to technical amendments without notice 83059700gUK Translation of the operating manual ait deutschland GmbH...

Страница 17: ...nd pressure level at 1 m distance from edge of unit Outside Max dB A Sound power level Inside Max dB A Sound power level Outside Max dB A Sound power level per EN12102 dB A Heat source Air flow rate a...

Страница 18: ...t pump VD Compressor Temp Hot water temperature Flow Return 823279a 10 15 20 25 30 35 40 45 50 55 60 65 70 75 22 17 12 7 2 3 8 13 18 23 28 33 Temp C Qh kW 35 C 1VD 55 C 1VD 35 C 2VD 55 C 2VD 1 2 3 4 5...

Страница 19: ...SDFLW LQGH p Pressure loss heat pump VD Compressor 823279a 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 15 20 25 30 35 40 Temp C Q0 kW 7 C 1VD 18 C 1VD...

Страница 20: ...leranz Allgemein DIN ISO 2768 cL Oberfl chen ArtikelNr Dimensioned drawing LWP Item Name 1 Horizontal connection area water condensate 2 Vertical connection area water condensate feed through electric...

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