Dimplex A16M Installation Manual

A Class Air Source Heat Pump A8M / A12M / A16M Installation Manual 8/60472/0 Issue 1.05 IMPORTANT – THESE ORIGINAL INSTRUCTIONS MUST BE LEFT WITH

7 1.2.4 MAINTENANCE • If the heat pump may be disconnected from the power supply for prolonged periods of time, or where power sup

8 1.2.6 INTENDED USE This product is designed to extract heat from outside air to provide energy for a water-based heating system, and is intende

9 2 Preparation 2.1 Site Selection 2.1.1 LOCATION OF HEAT PUMP • The heat pump must be installed outdoors with adequate clearances for v

10 Figure 3: Suggested heat pump layout and minimum access and air flow clearance dimensions (in mm) 2.1.3 HEAT PUMP PLACEMENT AND FIXING • Approxima

11 • The positions of the fixing holes can be located by placing the heat pump on the plinth with the condensate pipe aligned, and marking the holes.

12 3 Installation 3.1 Plumbing Information 3.1.1 PIPE SIZING INFORMATION When selecting piping to install with the heat pump please ensure that: • T

13 NOTE: NOT ALL TYPES OF PIPE WILL HAVE THE SAME INTERNAL DIAMETER, E.G. MULTI-LAYERED/PLASTIC PIPES WILL HAVE A THICKER WALL SO THE GUIDELINES SET O

14 3.2 Plumbing - Installation • The system must be filled and flushed with clean fresh water to ensure the removal of all the air

15 Figure 5: Wiring centre electrical configurations - with non A Class cylinder / no cylinder

16 Figure 6: Wiring centre electrical configurations - with A Class cylinder

ii Table of Contents Overview - Air to Water Heat Pump 1 1 Introduction 5 1.1 Scope of Delivery 5 1.2 Safety Warnings 6 1.2.1 Handling and

17 3.3.1 ACCESS TO ELECTRICAL CONNECTIONS - OPENING THE HEAT PUMP To open the heat pump, follow the procedure shown in figure 7; 1. Unscrew 2 screws

18 Figure 8: Heat pump electrical connections Mains power supply cable to be connected to 3.3.2 ELECTRICAL CONNECTIONS - POWER AND COMMUNICATION CAB

19 Figure 9(b): Heat pump electrical connections - configuration 2 Figure 9(a): Heat pump electrical connections - configuration 1

20 Table 2: Recommended cable specifications/electrical characteristics for Modbus cable Belden Cable 9842 Typical Equivalent Cable Nominal Characte

21 4 Heat Pump Controller / Commissioning 4.1 Set To Work When starting up the heat pump you must first ensure that;

22 4.1.2 BIVALENT MODE (ALTERNATIVE BACK-UP HEAT SOURCES) If the heat pump cannot meet the heating load (if it is undersized for extreme conditions),

23 4.2 Commissioning Select ‘Commissioning’ to begin and follow the instructions on the system controller. The commissioning routine wi

24 4.2.1 WATERSIDE CHECK The ‘Waterside Check’ menu allows you to select whether temperature control is based on the flow or return t

25 4.2.3 ELECTRICAL CONNECTIONS (SH) This menu provides a list of electrical connections that should be made prior to commissioning for space heating.

26 Figure 21: Water Flow Check Figure 22: Successfully running test screen If carrying out start up in cold weather, commission the heat pump heating

iii Table of Contents 4.2.2 Temperature Check 24 4.2.3 Electrical Connections (SH) 25 4.2.4 Water Flow Check 25 4.2.5 DHW Setup 26 4.2.

27 Figure 23: DHW Set-up menu Figure 24: electrical connections Figure 25: 3-Port Valve 4.2.7 DHW TEST Before you run the DHW test, which consists of

28 Figure 27(b): DHW Test Failed Figure 27(c): DHW Test completed If the test fails, you will see the screen shown in figure 27(b), which provides inf

29 4.2.9 WEATHER COMPENSATION The biggest factor in defining the heat demand required for a building is typically the weather. Which

30 Once all of these steps have been carried out successfully, you will see the screen shown in figure 31. Selecting ‘Automatic’ w

31 4.3.2 OUTPUT TESTS The output tests menu allows you to turn ON/OFF tests on individual components of the system, as shown in figure 33, and can be

32 4.3.3 DEFROST Before running a manual defrost cycle you must ensure the buffer has been isolated from the heating, as stated by the message on the

33 5 System Health Check/Maintenance Heat pump:  Is the fan grille clear from debris? - Visual check  Is the tray clear from debris and water flowi

34 Appendices • A - Technical Specifications • B - Refrigeration Cycle diagram • C - Schematic Zone Diagrams - Legend • D - Schematics 1, 2, 3 & 4

35 APPENDIX A: Technical Specifications – A Class Air-to-Water Heat Pump 1According to EN 12102. 2Fan is variable speed, rated input relates to

36 APPENDIX B - Refrigeration Cycle

1 Overview - Air to Water Heat Pump Figure 1(a): Connection and label locations and details Volume of 8kW Heat Pump = 0.47m3 Volume of 12/16kW Heat P

37 No. on UI Code Heang type No. of Zones DHW Appendix No. 1 10200110 Mono 1 No D 2 10200210 Mono 2 No D 3 10200310 Mono 3 No D 4 10200410 Mono

38 APPENDIX D - Schematics 1, 2, 3 & 4 - Space Heating Only

39 APPENDIX E - Schematics 5, 6, 7 & 8 - Zone space heating & DHW

40 APPENDIX F - Schematics 9, 10, 11 & 12 - Bivalent Space Heating

41 APPENDIX G - Schematics 13, 14, 15 & 16 - Bivalent zone Space Heating & DHW

42 APPENDIX H - Wiring centre electrical connections – with A Class cylinder

43 Jumper in the OFF position on water module Jumper in the ON position on user interface (UI) Jumper in ON position on SEC board Alternative Modbus

44 APPENDIX J - Controller cable connections

45 APPENDIX K - Installer Menu Flow Chart DHW Setup DHW Test 

Installer Hand-Over Form UK Customer Care Line 0844 879 35 88 Installer Name & Address: Installer Contact Phone Number; Installer Contact

2 Pack 1 - Space Heating and Dimplex A-Class Cylinder A Class Heat pump A8M / A12M / A16M ACCHYPK User interface (UI) 1754600 Pump - UPM GEO 25-85

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3 Pack 2 - Space Heating and Dimplex A-Class Cylinder A Class Heat pump A8M / A12M / A16M Hydraulics Kit A which includes: ACCHYPK User interfac

4 Pack 3 - Space Heating Only A Class Heat pump A8M / A12M / A16M Hydraulics Kit B which includes: ACCHYPK User interface (UI) 1754600 Pump - U

5 1 Introduction Thank you for choosing a Dimplex Heat Pump. The Dimplex A-Class heat pump provides outstanding performance to maximise year-round ef

6 1.2 Safety Warnings 1.2.1 HANDLING AND TRANSPORT • When transporting, moving and installing the heat pump, ensure that it is not