DeDietrich AWHP-2 MIT-IN-2 iSystem Installation And Service Manual
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DeDietrich AWHP-2 MIT-IN-2 iSystem Installation And Service Manual

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HPI EVOLUTION
Air / water heat pump
AWHP-2 MIT-IN-2 iSystem
7616371-001-04
Installation and

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Summary of Contents for DeDietrich AWHP-2 MIT-IN-2 iSystem

  • Page 1: Service Manual

    Export HPI EVOLUTION Air / water heat pump AWHP-2 MIT-IN-2 iSystem Installation and Service Manual 7616371-001-04...

  • Page 2: Declaration Of Conformity

    Declaration of conformity The device complies with the standard type described in the EG declaration of conformity. It was manufactured and commissioned in accordance with European directives. The original declaration of conformity is available from the manufacturer.

  • Page 3: Table Of Contents

    Contents Introduction ....................6 Symbols used ............6 1.1.1 Symbols used in the manual ........6 1.1.2 Symbols used on the equipment ......6 Abbreviations ............7 Liabilities ...............7 1.3.1 Manufacturer’s liability ..........7 1.3.2 Installer’s liability .............7 Homologations ............8 1.4.1 Certifications ............8 Safety instructions and recommendations ..........9 Safety instructions ..........9 Recommendations ..........9 Technical description ................11...
  • Page 4 Contents Installing the outdoor module ......20 4.4.1 Positioning of the appliance ........20 4.4.2 Main dimensions ...........22 4.4.3 Locating the outside module ........26 Installing the indoor module ......27 4.5.1 Positioning of the appliance ........27 4.5.2 Main dimensions ...........27 4.5.3 Assembly of the indoor module ......28 Installing the outside sensor ......29 4.6.1 Choice of the location ..........29...
  • Page 5 4.11.19 Connection example in power cut off EVU ....69 4.12 Electrical principle diagram .......71 4.12.1 Legend ..............71 4.12.2 Hydraulic additional heating ........73 4.12.3 Electrical back-up ..........74 Commissioning ..................75 Control panel ............75 5.1.1 Description of the keys ..........75 5.1.2 Description of the display ........76 5.1.3 Access to the various browsing levels ....79 5.1.4...
  • Page 6 Contents Switching off the appliance ..............113 Installation shutdown ........113 Turning on the antifreeze function ....113 Checking and maintenance ..............114 General instructions .........114 Maintenance operations to be performed ..114 Cleaning the 400 µm filter ........114 Customising maintenance .......115 7.4.1 Maintenance message ........115 7.4.2 Contact details of the professional for After Sales Support ..............116...
  • Page 7 25/06/2014 - 7616371-001-04...

  • Page 8: Introduction

    1. Introduction AWHP-2 MIT-IN-2 iSystem Introduction Symbols used 1.1.1. Symbols used in the manual In these instructions, various danger levels are employed to draw the user’s attention to particular information. In so doing, we wish to safeguard the user’s safety, highlight hazards and guarantee correct operation of the appliance.

  • Page 9: Abbreviations

    AWHP-2 MIT-IN-2 iSystem 1. Introduction Abbreviations 4 DHW: Domestic hot water 4 PPS: Polypropylene hardly inflammable 4 PCU: Primary Control Unit - PCB contoller for heat pump operation 4 PSU: Parameter Storage Unit - Parameter storage for PCBs PCU and SU...

  • Page 10: Homologations

    1. Introduction AWHP-2 MIT-IN-2 iSystem 4 Carry out installation in compliance with the prevailing legislation and standards. 4 Perform the initial start up and carry out any checks necessary. 4 Explain the installation to the user. 4 If a maintenance is necessary, warn the user of the obligation to check the appliance and maintain it in good working order.

  • Page 11: Safety Instructions And Recommendations

    AWHP-2 MIT-IN-2 iSystem 2. Safety instructions and recommendations Safety instructions and recommendations Safety instructions DANGER If smoke is released or in case of refrigerant leak: Do not use a naked flame, do not smoke, do not operate electrical contacts or switches ( doorbell, light, motor, lift, etc..).
  • Page 12 2. Safety instructions and recommendations AWHP-2 MIT-IN-2 iSystem Keep this document close to the place where the boiler is installed. CAUTION Use tools and pipe components especially designed for use with R410A refrigerant. Install the appliance on a solid, stable structure able to bear its weight.

  • Page 13: Technical Description

    3. Technical description Technical description General description The AWHP-2 MIT-IN-2 iSystem heat pump is composed of two elements: 4 The outside unit handles energy production in hot or cold mode. 4 The inside module handles thermal exchange between the R410A fluid and the hydraulic circuit.

  • Page 14: Mit-In-2/E

    3. Technical description AWHP-2 MIT-IN-2 iSystem 3.2.2. MIT-IN-2/E Automatic air bleed tank High energy efficient heating pump Plate heat exchanger electrical support Flowmeter Table cover unit Control panel Safety valve Pressure gauge Expansion vessel Automatic air bleed M002484-A Electric heater Operating principle 3.3.1.

  • Page 15: Skeleton Diagrams

    AWHP-2 MIT-IN-2 iSystem 3. Technical description 3.3.2. Skeleton Diagrams n MIT-IN-2/H M002487-E Inside module with hydraulic back-up tank Filter Flowmeter Radiator Plate heat exchanger Outdoor unit Boiler n MIT-IN-2/E M002488-E Inside module with electrical back-up tank Electrical back-up 25/06/2014 - 7616371-001-04...

  • Page 16: Pressure Available

    3. Technical description AWHP-2 MIT-IN-2 iSystem Radiator Plate heat exchanger Filter Flowmeter Outdoor unit 3.3.3. Pressure available M002627-C Pressure available (mbar) Water flow rate (m Setting the pump 1 - 5 ¼To set the speed of the heating pump correctly, refer to chapter: "Setting the speed of the heating pump on the inside...

  • Page 17: Heat Pump

    AWHP-2 MIT-IN-2 iSystem 3. Technical description 3.4.2. Heat pump Conditions of use: 4 Limit operating temperatures in Hot mode: - Water: +18 °C / +60 °C - Outside air: -15 °C / +35 °C (4, 6 kW) -20 °C / +35 °C (8, 11, 16, 22, 27 kW) 4 Limit operating temperatures in Cooling mode: - Water: +7 °C / +25 °C...

  • Page 18: Sensor Characteristics

    3. Technical description AWHP-2 MIT-IN-2 iSystem n General values AWHP 4 MR 6 MR -2 8 MR-2 11 MR-2 11 TR-2 16 MR-2 16 TR-2 22 TR 27 TR dB(A) 41.7 41.7 43.2 43.4 43.4 47.4 47.4 51.8 Sound pressure Nominal water flow 1.04...

  • Page 19: Installation

    AWHP-2 MIT-IN-2 iSystem 4. Installation Installation Regulations governing installation CAUTION Installation of the appliance must be done by a qualified engineer in accordance with prevailing local and national regulations. Package list 4.2.1. Standard delivery The delivery includes: 4 An outside module (See below)

  • Page 20: Accessories

    4. Installation AWHP-2 MIT-IN-2 iSystem 4.2.2. Accessories Various options are available depending on the configuration of the installation: n Heat pump options Description package 160 L storage tank EH 60 80 L storage tank EH 85 Wall-hanging kit for outside units 6 - 10 kW...

  • Page 21: Type Plate

    AWHP-2 MIT-IN-2 iSystem 4. Installation Description package Interactive radio remote control with LCD display CD12/CD14 AD285 Radio remote control AD253 Interactive remote control AD254 A simplified remote control with room sensor FM52 Condensation detector kit HK 27 Energy metering option...

  • Page 22: Installing The Outdoor Module

    4. Installation AWHP-2 MIT-IN-2 iSystem Installing the outdoor module 4.4.1. Positioning of the appliance Ensure that the outside module is optimally positioned in relation to neighbours as it is a source of noise. CAUTION There must be no obstacles hindering the free circulation of air around the outdoor module (intake and output).
  • Page 23 AWHP-2 MIT-IN-2 iSystem 4. Installation CAUTION If the outside temperatures become negative, take the necessary precautions to prevent the risk of freezing in the evacuation pipes. Prevent any risk of the condensates freezing in an area through which they flow.

  • Page 24: Main Dimensions

    4. Installation AWHP-2 MIT-IN-2 iSystem Dimension (mm) 4, 6, 8 kW 11, 16, 22, 27 kW 1000 1000 1500 4.4.2. Main dimensions n AWHP 4 and 6 MR-2 MW-M002199-2 1/4" flare refrigerant fitting 1/2" flare refrigerant gas fitting 25/06/2014 - 7616371-001-04...
  • Page 25 AWHP-2 MIT-IN-2 iSystem 4. Installation n AWHP 8 MR-2 MW-M001442-2 3/8" flare refrigerant fitting 5/8" flare refrigerant gas fitting 25/06/2014 - 7616371-001-04...
  • Page 26 4. Installation AWHP-2 MIT-IN-2 iSystem n AWHP 11 and 16 MR/TR-2 1350 MW-M001443-2 3/8" flare refrigerant fitting 5/8" flare refrigerant gas fitting 25/06/2014 - 7616371-001-04...
  • Page 27 AWHP-2 MIT-IN-2 iSystem 4. Installation n AWHP 22 and 27 TR 1050 1338 MW-M002629-1 450 mm : 22 kW 424 mm : 27 kW 3/8" flare refrigerant fitting (22 kW) 1/2" flare refrigerant fitting (27 kW) 3/4" flare refrigerant gas fitting + adapter 1" (to be...

  • Page 28: Locating The Outside Module

    4. Installation AWHP-2 MIT-IN-2 iSystem 4.4.3. Locating the outside module CAUTION >45° Keep the appliance vertical during transport. M001456-A n Installation on the ground Concrete base frame Condensates run-off Install a run-off channel with pebble bed 4 Use the ground installation base kit available as optional equipment: Package EH112.

  • Page 29: Installing The Indoor Module

    AWHP-2 MIT-IN-2 iSystem 4. Installation Installing the indoor module 4.5.1. Positioning of the appliance CAUTION Install the appliance in frost-free premises. Fix the appliance to a solid wall capable of bearing the weight of the appliance when full of water and fully equipped.

  • Page 30: Assembly Of The Indoor Module

    4. Installation AWHP-2 MIT-IN-2 iSystem 4.5.3. Assembly of the indoor module n Fitting the mounting rail 1. Drill 2 holes with a Ø of 10 mm. Additional holes are provided in case one or other of the standard locating holes prevents the correct location of the plugs.

  • Page 31: Installing The Outside Sensor

    AWHP-2 MIT-IN-2 iSystem 4. Installation Installing the outside sensor 4.6.1. Choice of the location It is important to select a place that allows the sensor to measure the outside conditions correctly and effectively. Advised positions: 4 on one face of the area to be heated, on the north if possible...

  • Page 32: Combination With A Dhw Tank

    4. Installation AWHP-2 MIT-IN-2 iSystem Inserts Ø4 wood screw ¼For the connection of the outside temperature sensor, refer to the chapter "Electrical Connections". 8800N003-C Combination with a DHW tank In order to optimise domestic hot water production, the recommended combinations of heat pumps and DHW tanks are:.
  • Page 33 AWHP-2 MIT-IN-2 iSystem 4. Installation - Functional disruptions caused by a fluid overload - Noise pollution caused by the circulation of the refrigerant In this case, fit a refrigerant connection of at least 5 m by making 1 or 2 horizontal loops, as necessary, in order to limit such annoyance and oil traps.
  • Page 34 4. Installation AWHP-2 MIT-IN-2 iSystem 3. Unscrew the screws. CAUTION Keep the frigorific connection in place on the MIT-IN-2 with a spanner so as not to twist the internal pipe. M002397-C 4. Remove and discard the gates. M002498-A 5. Only for 4 - 6 MR-2 models Fit the 1/4"...
  • Page 35 AWHP-2 MIT-IN-2 iSystem 4. Installation 8. Models 22 TR and 27 TR If the length of the piping is less than 20 m, it is possible to use annealed pipe for the gas pipe with a diameter of 3/4 without using 22TR - 27TR braze-on adapters.
  • Page 36 4. Installation AWHP-2 MIT-IN-2 iSystem 11.Unscrew the nuts on the shut off valves. 12.Slip the nuts onto the pipes. 13.Bead the pipes. Models 22 and 27 TR (Braze-on 1" fitting): Braze the connecting pipe to the local pipe without oxygen. Braze in a nitrogen atmosphere.

  • Page 37: Water Tightness Test

    AWHP-2 MIT-IN-2 iSystem 4. Installation 4.8.2. Water tightness test 1. Check that the shut off valves A and B are closed. 2. Connect the pressure gauge valve and the nitrogen cylinder to the operating connection C on the shut off valve A.

  • Page 38: Adding Refrigerant

    4. Installation AWHP-2 MIT-IN-2 iSystem 8. Tighten the caps with a dynamometric spanner with a torque load of 20 to 25 N·m. 9. Check the watertightness of the connections using a leak detector. 4.8.5. Adding refrigerant If the refrigeration connection pipes are more than 10 metres long, refrigerant R410A must be added.

  • Page 39: Connection Of The Heating Circuit

    AWHP-2 MIT-IN-2 iSystem 4. Installation 4 Prior to connection, rinse the domestic water inlet pipes so as not to introduce metal or other particles into the DHW coil. 4.9.2. Connection of the heating circuit 1. Connect the heating water return pipe to the heating return connection.
  • Page 40 4. Installation AWHP-2 MIT-IN-2 iSystem n Example of connecting a system with MIT-IN-2/H °C °C °C °C EA63 EA61 EA59 M003026-C Outdoor unit Inside module with hydraulic back-up boiler back-up DHW tank 3-bar safety valve Pressure gauge Automatic air vent...
  • Page 41 AWHP-2 MIT-IN-2 iSystem 4. Installation Domestic cold water inlet Pressure reducer if supply pressure exceeds 80 % of the safety valve pressure setting Calibrated and sealed safety unit Domestic hot water temperature sensor Primary pump Safety thermostat Disconnector Thermostat valve...

  • Page 42: 4.10 Filling The Heating System

    4. Installation AWHP-2 MIT-IN-2 iSystem Pressure gauge Automatic air vent Isolating valve Automatically regulated electronic pump for direct heating circuit Pump for heating circuit with mixing valve Closed expansion vessel Drain cock Filling the heating circuit Exterior temperature sensor Boiler temperature sensor...
  • Page 43 AWHP-2 MIT-IN-2 iSystem 4. Installation WARNING Do not add chemical products to the central heating water without first consulting a water treatment professional. For example: antifreeze, water softeners, products to increase or reduce the pH value, chemical additives and/or inhibitors. Chemical products may cause malfunctions on the heat pump and damage the heat exchanger.

  • Page 44: Filling The System

    4. Installation AWHP-2 MIT-IN-2 iSystem 4.10.2. Filling the system CAUTION Do not use glycol. The heat pump components are not designed to be used with glycol. The use of glycol in the heating circuit invalidates the warranty. 4 Fill the installation until a pressure of 1.5 to 2 bars is reached.

  • Page 45: Recommended Cable Cross Section

    AWHP-2 MIT-IN-2 iSystem 4. Installation When making electrical connections to the mains, respect the following polarities: 4 Brown wire: Live 4 Blue wire: Neutral 4 Green/yellow wire: Earth WARNING Secure the cable with the cable clamp provided. Be careful that you do not invert the wires.

  • Page 46: Accessing The Connection Terminal Blocks

    4. Installation AWHP-2 MIT-IN-2 iSystem 4.11.3. Accessing the connection terminal blocks n Outdoor unit Only for 4, 6 kW models 1. Unscrew the holding screws. 2. Remove the protection cap. MW-2000052-1 Only for 8, 11, 16, 22, 27 kw models 1.
  • Page 47 AWHP-2 MIT-IN-2 iSystem 4. Installation 2. Remove the front panel. 3. Open the holding clips located on the sides. 4. Tilt the control panel forwards. M002383-B 5. Lift the clip located in front of the control panel. 6. Lift the control panel cover.

  • Page 48: Position Of The Pcbs

    4. Installation AWHP-2 MIT-IN-2 iSystem 4.11.4. Position of the PCBs TS + On/off 0-10V S AMB C S AMB B S AMB A S EXT S ECS A B 0V 4 3 2 1 2 1 TS + S SYST + TA -...

  • Page 49: Location Of The Fuse

    AWHP-2 MIT-IN-2 iSystem 4. Installation 4.11.5. Location of the fuse F1 6,3 AT fuse 250 V AC Spare fuse M002494-B 4.11.6. Connecting the outdoor module M001478-B Single phase power supply Three-phase power supply 4.11.7. Connecting the communication cable between the inside and outside modules Communication cable liaison: 3 x 1.5 mm...

  • Page 50: Description Of The Terminal Block On The Inside Module

    4. Installation AWHP-2 MIT-IN-2 iSystem S2S3 M002407-B WARNING Be careful that you do not invert the wires. Connect to terminals S2, S3 and *. Connect to terminals S2, S3 and *. (Outdoor unit) 4.11.8. Description of the terminal block on the...

  • Page 51: Connecting The Mains Supply To The Inside Module

    AWHP-2 MIT-IN-2 iSystem 4. Installation n Inside module with electrical back-up Ouput configuration of electric back-ups Auxiliary electrical power supply Bus for communication with the outside module Configuration Alim appoint électrique Alim appoint électrique M002409-B 4.11.9. Connecting the mains supply to the inside...
  • Page 52 4. Installation AWHP-2 MIT-IN-2 iSystem Single phase power supply: 230 V AC CAUTION The earth conductor must be longer than the live and neutral conductors. n Fitting the jumpers and bridges Configuration Alim appoint électrique Alim appoint électrique BUS<>HP BUS<>HP Configuration Alim appoint électrique...

  • Page 53: Connecting The Hydraulic Auxilary On The Inside Module

    AWHP-2 MIT-IN-2 iSystem 4. Installation Type BACKUP TYPE Back-up Output Bridge setting Three-phase /E2 Stage 1 4 kW between C3 and Stage 2 8 kW Stage 1 + 2 12 kW Stage 1 8 kW between C2 and Stage 2...

  • Page 54: Connection Example For A System With Hydraulic Back-Up

    4. Installation AWHP-2 MIT-IN-2 iSystem 4.11.12. Connection example for a system with hydraulic back-up n Boiler fitted with a control panel with a TAM and/or I.TEL input 0-10V S AMB C S AMB B S AMB A 4 3 2 1 2 1...
  • Page 55 AWHP-2 MIT-IN-2 iSystem 4. Installation Connect a safety thermostat if the heating circuit is for underfloor heating: Remove the bridge. Connect the wires from the safety thermostat to the connector. Not used: Do not connect anything to the terminal block.
  • Page 56 4. Installation AWHP-2 MIT-IN-2 iSystem 4 SVmatic Heating temperature setting = HEAP MAX:. 4 B control panel Set the boiler thermostat to the same value as HEAP MAX:. 4 Other Heating temperature setting = HEAP MAX:. Operating principle 4 No back-up requested: The boiler continues to provide DHW.
  • Page 57 AWHP-2 MIT-IN-2 iSystem 4. Installation n Boiler fitted with a control panel without TAM input (Modulating room thermostat) 0-10V S AMB C S AMB B S AMB A 4 3 2 1 2 1 TS + S SYST + TA -...
  • Page 58 4. Installation AWHP-2 MIT-IN-2 iSystem Connect the BUS cable between the outside module and the terminal block on the inside module. Connect the outlet AD 199 sensor (Circuit B). Connect the heating pump and the K relays to the AL1 connector on the PCU PCB.

  • Page 59: Connection Example For A System With Electrical Back-Up

    AWHP-2 MIT-IN-2 iSystem 4. Installation 4.11.13. Connection example for a system with electrical back-up 0-10V S AMB C S AMB B S AMB A 4 3 2 1 2 1 TS + S SYST + TA - S ECS S EXT S DEP C...
  • Page 60 4. Installation AWHP-2 MIT-IN-2 iSystem Connect the DHW tank anode. CAUTION If the tank is fitted with a Titan Active System® impressed current anode, connect the anode to the inlet (+ TA on the anode, - on the tank). If the tank is not fitted with an impressed...

  • Page 61: Connection Example In Cooling Mode

    AWHP-2 MIT-IN-2 iSystem 4. Installation 4.11.14. Connection example in cooling mode 0-10V S AMB C S AMB B S AMB A 4 3 2 1 2 1 TS + S SYST + TA - S ECS S EXT S DEP C...
  • Page 62 4. Installation AWHP-2 MIT-IN-2 iSystem Connect the DHW tank anode. CAUTION If the tank is fitted with a Titan Active System® impressed current anode, connect the anode to the inlet (+ TA on the anode, - on the tank). If the tank is not fitted with an impressed...

  • Page 63: Pool Connection

    AWHP-2 MIT-IN-2 iSystem 4. Installation Settings to be made for this type of installation Parameters Access Settings to be made See chapter ¼ "Professional settings", page 98 Installer level DHW BACKUP MIT/D.COOL #PRIMARY INSTAL.P menu ¼ "Professional settings", page 98...
  • Page 64 4. Installation AWHP-2 MIT-IN-2 iSystem Settings to be made for this type of installation Parameters Access Settings to be made ¼ "Displaying the parameters in INSTALLATION Installer level EXTENDED Menu #SYSTEM extended mode", page 84 ¼ "Setting the parameters specific Installer level CIRC.B...

  • Page 65: Connecting The Options

    AWHP-2 MIT-IN-2 iSystem 4. Installation 4.11.16. Connecting the options TS + 0-10V S AMB C S AMB B S AMB A 4 3 2 1 2 1 TS + S SYST + TA - S ECS S EXT S DEP C...

  • Page 66: Connecting The "Energy Metering" Option

    4. Installation AWHP-2 MIT-IN-2 iSystem 4.11.17. Connecting the "energy metering" option n Operating principle The "energy metering" option provides data on electrical energy consumption and thermal energy production by the outside module, the inside module and the back-ups, according to the chosen configuration (heating, DHW, etc.).
  • Page 67 AWHP-2 MIT-IN-2 iSystem 4. Installation n Adjustment 230Vac 50Hz 230Vac/400Vac 50Hz Ele1 Ele2 THERM M003006-B Electricity meter (to meter the electrical energy consumed by the outside module). Electricity meter (to meter the electrical energy consumed by the inside module (without electric back-ups)).
  • Page 68 4. Installation AWHP-2 MIT-IN-2 iSystem CAUTION Do not install meters for the electric back-ups. The power input when setting the parameters is used to automaticaly calculate the consumed and restored energy. Settings to be made for this type of installation...

  • Page 69: Connection In Cascade

    AWHP-2 MIT-IN-2 iSystem 4. Installation 4.11.18. Connection in cascade EH 114 °C °C °C °C °C °C °C °C M003036-B EH 114 Master inside module Slave inside module Reversal valve (Package HK23) Connect the DHW sensor (Package AD212) BUS cable...
  • Page 70 4. Installation AWHP-2 MIT-IN-2 iSystem CAUTION The "cooling" function is impossible with a connection in cascade. Settings to be made for this type of installation: master module Parameters Access Settings to be made See chapter ¼ "Displaying the parameters in...

  • Page 71: Connection Example In Power Cut Off Evu

    AWHP-2 MIT-IN-2 iSystem 4. Installation 4.11.19. Connection example in power cut off EVU 0-10V S AMB C S AMB B S AMB A 4 3 2 1 2 1 TS + S SYST + TA - S ECS S EXT S DEP C...
  • Page 72 4. Installation AWHP-2 MIT-IN-2 iSystem Connect the DHW tank anode. CAUTION If the tank is fitted with a Titan Active System® impressed current anode, connect the anode to the inlet (+ TA on the anode, - on the tank). If the tank is not fitted with an impressed...

  • Page 73: 4.12 Electrical Principle Diagram

    AWHP-2 MIT-IN-2 iSystem 4. Installation Settings to be made for this type of installation Parameters Access Settings to be made See chapter ¼ "Professional settings", page Installer level CIRC.CURVE B #SECONDARY INSTAL.P menu ¼ "Professional settings", page Installer level 7 °C OFFSET EVU #SECONDARY INSTAL.P...
  • Page 74 4. Installation AWHP-2 MIT-IN-2 iSystem System sensor SONDE SYST Room sensor A, B, C SONDE AMB A, B, C Outlet sensor B, C SONDE DEP B, Outside sensor SONDE Titan Active System Terminal block interface board TB6, TB142 Safety thermostat...

  • Page 75: Hydraulic Additional Heating

    AWHP-2 MIT-IN-2 iSystem 4. Installation 4.12.2. Hydraulic additional heating 25/06/2014 - 7616371-001-04...

  • Page 76: Electrical Back-Up

    4. Installation AWHP-2 MIT-IN-2 iSystem 4.12.3. Electrical back-up 25/06/2014 - 7616371-001-04...

  • Page 77: Commissioning

    AWHP-2 MIT-IN-2 iSystem 5. Commissioning Commissioning Control panel 5.1.1. Description of the keys AUTO Temperature setting key (heating, DHW, swimming pool) Operating mode selection key DHW override key Key to access the parameters reserved for the installer Keys on which the function varies as and when selections are made ¼See: "Key functions", page 76...

  • Page 78: Description Of The Display

    5. Commissioning AWHP-2 MIT-IN-2 iSystem 5.1.2. Description of the display n Key functions Access to the various menus > Used to scroll through the menus Used to scroll through the parameters The symbol is displayed when help is available Used to display the curve of the parameter selected <...
  • Page 79 AWHP-2 MIT-IN-2 iSystem 5. Commissioning Operation in automatic mode according to the timer AUTO programme. Comfort mode: The symbol is displayed when a DAY override (comfort) is activated. Flashing symbol: Temporary override < AUTO Steady symbol: Permanent override Reduced mode: The symbol is displayed when a NIGHT override (reduced) is activated.
  • Page 80 5. Commissioning AWHP-2 MIT-IN-2 iSystem n Electrical back-up The symbol 1 or 2 lights up, depending on whether stage 1 or 2 on the electrical back-up is commanded. < AUTO n Hydraulic additional heating Steady symbol: The burner and the heating pump on the back-up boiler are commanded.

  • Page 81: Access To The Various Browsing Levels

    AWHP-2 MIT-IN-2 iSystem 5. Commissioning 5.1.3. Access to the various browsing levels n User level The information and settings in the User level can be accessed by everyone. 1. Press the > key. SUNDAY 11:45 < AUTO C002219-D-04 n Installer level The information and settings in the Installer level can be accessed by experienced people.

  • Page 82: Browsing In The Menus

    5. Commissioning AWHP-2 MIT-IN-2 iSystem n After Sales level The After Sales Service information and settings can be accessed by the professional providing the After Sales Service. 1. Press the > key. SUNDAY 11:45 < AUTO C002219-D-04 2. Press key - for around 5 seconds.

  • Page 83: Check Points Before Commissioning

    AWHP-2 MIT-IN-2 iSystem 5. Commissioning 5. To modify the parameter, turn the rotary button. 6. To confirm, press the rotary button. CURRENT PROG.C "Choice of the timeprogram applied C" To cancel, press key h . < AUTO C002222-C-04 7. To go back to the main display, press key j 2 times.

  • Page 84: Checklist For Commissioning (Hp)

    5. Commissioning AWHP-2 MIT-IN-2 iSystem Checklist for commissioning (HP) Range: Models: Soft version: Checklist before commissioning: Position of the outside unit, distance from the wall Other functions Circulation direction of the hydraulic fluids Cooling Tightness of the refrigerant fittings Mixing valve...

  • Page 85: Putting The Appliance Into Operation

    AWHP-2 MIT-IN-2 iSystem 5. Commissioning Putting the appliance into operation 1. Make a note of the output and type shown on the outside module’s nameplate. MW-M001832-2 2. Switch on the power by throwing the on/off switch on the inside module.

  • Page 86: Checks And Adjustments After Commissioning

    5. Commissioning AWHP-2 MIT-IN-2 iSystem Checks and adjustments after commissioning 5.5.1. Displaying the parameters in extended mode The display mode on the control panel is set as standard in such a way as only to show the conventional parameters. It is possible to switch to extended mode by proceeding as follows: 1.

  • Page 87: Setting The Flow Rate Threshold

    AWHP-2 MIT-IN-2 iSystem 5. Commissioning Installer level - Menu #PRIMARY LIMITS Parameter Adjustment range Description Factory setting Customer setting 1 - 5 Speed of the heat pump heating pump 3 1: 4, 6 kW MHR.PUMP SPEED 2: 8, 11 kW...

  • Page 88: Setting The Parameters Specific To The Installation

    5. Commissioning AWHP-2 MIT-IN-2 iSystem CAUTION Check the water flow rate in the system, which must be higher by at least 4 to 5 l/min than the MIN.MES.FLOW. value. Check the parameter FLOWMETER. ¼See chapter: "Reading out measured values", page If the flow rate is too low, clean the filter upstream of the plate heat exchanger.
  • Page 89 AWHP-2 MIT-IN-2 iSystem 5. Commissioning Installer level - Menu #SYSTEM Parameter Adjustment range Description Factory setting Customer setting Heating pump circuit A: The PUMP A outlet is used (1) (2) CH.PUMP A CH.PUMP A O.PUMP A to control the pump on circuit A.
  • Page 90 5. Commissioning AWHP-2 MIT-IN-2 iSystem Installer level - Menu #SYSTEM Parameter Adjustment range Description Factory setting Customer setting The telephone outlet is closed in the event of failure. FAILURE FAILURE O.TEL The telephone outlet is closed in the event of REVISION revision display.
  • Page 91 AWHP-2 MIT-IN-2 iSystem 5. Commissioning Influence of the parameter setting CT.TEL on the I.TEL contact CT.TEL I.TEL I.TEL contact closed I.TEL contact open The antifreeze mode is active on all circuits. The mode selected on the inside module is active.
  • Page 92 5. Commissioning AWHP-2 MIT-IN-2 iSystem n Power cut off (EVU) M002702-A Circulator EVU power cut off timer program Compressor Outside temperature Temperature set point Temperature OFFSET EVU (0 to 20 K) Phase A (¼See below) Phase B (¼See below) Phase C (¼See below)

  • Page 93: Naming The Circuits And Generators

    AWHP-2 MIT-IN-2 iSystem 5. Commissioning 5.5.5. Naming the circuits and generators 1. Access the installer level: Press key - for around 5 seconds. 2. Select the menu #NAMES OF THE CIRCUITS. SUNDAY 11:45 Turn the rotary button to scroll through the menus or TEMP.: 68°...

  • Page 94: Setting The Heating Curve

    5. Commissioning AWHP-2 MIT-IN-2 iSystem 5.5.6. Setting the heating curve 1. Access the installer level: Press key - for around 5 seconds. 2. Select the menu #SECONDARY INSTAL.PAL}. SUNDAY 11:45 Turn the rotary button to scroll through the menus or TEMP.: 68°...
  • Page 95 AWHP-2 MIT-IN-2 iSystem 5. Commissioning n Heating curve without BCT Maximum temperature of the circuit C° Water temperature in the circuit for an outside temperature of 0°C DAY set point on the circuit Outside temperature for which the maximum water...

  • Page 96: Setting The Speed Of The Heating Pump On The Inside Module

    5. Commissioning AWHP-2 MIT-IN-2 iSystem 5.5.7. Setting the speed of the heating pump on the inside module The setting is used to select the speed of heating pump A, located on the secondary tank circuit. The speed must be selected in such a way as to have a temperature differential between the flow and the return of 5 to 10 K when running at nominal output.
  • Page 97 AWHP-2 MIT-IN-2 iSystem 5. Commissioning User level - Menu #MEASURES Parameter Description Unit Outside temperature °C OUTSIDE TEMP. Room temperature of circuit A °C ROOMTEMP.A Room temperature of circuit B °C ROOMTEMP.B Room temperature of circuit C °C ROOMTEMP.C Inside module flow sensor measurement °C...

  • Page 98: Changing The Settings

    5. Commissioning AWHP-2 MIT-IN-2 iSystem Changing the settings The heat pump control panel is set for the most common heating installations. With these settings, practically all heating systems operate correctly. The user or installer can optimise the parameters according to own preferences.
  • Page 99 AWHP-2 MIT-IN-2 iSystem 5. Commissioning User level - Menu #SETTING Parameter Adjustment Description Factory setting Customer range setting 15 to 30 °C Used to set the outside temperature above 22 °C SUM/WIN which heating will be shut down. The heating pumps are shut down.

  • Page 100: Professional Settings

    5. Commissioning AWHP-2 MIT-IN-2 iSystem 5.7.3. Professional settings 1. Access the installer level: Press key - for around 5 seconds. 2. Set the following parameters: SUNDAY 11:45 Turn the rotary button to scroll through the menus or TEMP.: 68° modify a value.
  • Page 101 AWHP-2 MIT-IN-2 iSystem 5. Commissioning Installer level - Menu #SECONDARY LIMITS Parameter Adjustment range Description Factory setting (1) (2) OFF, 20 to 90 °C Curve base temperature in Daytime mode (Circuit C) HCZP D C OFF, 20 to 90 °C...
  • Page 102 5. Commissioning AWHP-2 MIT-IN-2 iSystem Installer level - Menu #PRIMARY INSTAL.PIMAIRE P.INSTAL} Parameter Adjustment range Description Factory setting Customer setting Total shutdown of the installation. 1: PARTIAL E. BL COMPLETE Frost protection not guaranteed. Shutdown - Frost protection of the...
  • Page 103 AWHP-2 MIT-IN-2 iSystem 5. Commissioning Installer level - Menu #PRIMARY INSTAL.PIMAIRE P.INSTAL} Parameter Adjustment range Description Factory setting Customer setting 0 to 10 min DHW back-up stages trip time 5 mn BOOSTER TIMER DHW delay Choice of the type of installation...
  • Page 104 5. Commissioning AWHP-2 MIT-IN-2 iSystem Installer level - Menu #SECONDARY INSTAL.P Parameter Adjustment range Description Factory Customer setting setting 0 to 4 Heating curve of the circuit B CIRC.CURVE B ¼ "CIRC.CURVE ..", page 105 0 to 10 Influence of room sensor B ROOM INFL.B...
  • Page 105 AWHP-2 MIT-IN-2 iSystem 5. Commissioning Installer level - Menu #SECONDARY INSTAL.P Parameter Adjustment range Description Factory Customer setting setting Automatic adaptation of the heating ADAPT curves for each circuit with a room sensor with an influence of >0. The heating curves can only be modified manually.
  • Page 106 5. Commissioning AWHP-2 MIT-IN-2 iSystem Installer level - Menu #SUN Parameter Adjustment range Description Factory setting Customer setting 0 to 30 °C Maximum drop in the DHW set point when 5°C DEC.SOLAR DHW the solar pump is running at 100% 10 to 20 °C...
  • Page 107 AWHP-2 MIT-IN-2 iSystem 5. Commissioning Installer level - Menu #HYBRID Parameter Adjustment range Description Factory Customer setting setting OFF / COST / OFF: The hybrid control system is not HYBRID ENABLED PRIM.EN / CO2 activated. COST: The hybrid control system optimises running according to energy costs.
  • Page 108 5. Commissioning AWHP-2 MIT-IN-2 iSystem n SCREED DRYING Used to force a constant flow temperature or a train to accelerate screed drying on underfloor heating. The setting for these temperatures must follow the screed-layer’s recommendations. The activation of this parameter (setting other than OFF) forces the permanent display of SCREED DRYINGE CHAPE} and deactivates all other functions on the control unit.
  • Page 109 AWHP-2 MIT-IN-2 iSystem 5. Commissioning n NIGHT This parameter is displayed if at least one circuit does not include a room sensor. For circuits without a room sensor: 4 NIGHT :DEC. (Reduced): The reduced temperature is maintained during reduced periods. The circuit pump operates constantly.
  • Page 110 5. Commissioning AWHP-2 MIT-IN-2 iSystem n MAX FLOW In order for the regulator to calculate the quantity of heat produced by the installation (parameter kWh), input parameter MAX FLOW. The parameter MAX FLOW is equal to the flow in litres per minute in the solar circuit.

  • Page 111: Configuring The Network

    AWHP-2 MIT-IN-2 iSystem 5. Commissioning COP: Performance coefficient Threshold coefficient of performance Outside temperature Adjustment parameter STOP HP: Adjustment parameter BIVALENCE.TEMP M003016-A 5.7.4. Configuring the network 1. Access the installer level: Press key - for around 5 seconds. 2. Select the menu #NETWORK.
  • Page 112 5. Commissioning AWHP-2 MIT-IN-2 iSystem Installer level - Menu #NETWORK Parameter Adjustment range Description Factory setting Customer setting Operation in cascade: Successive TRADITIONAL TRADITIONAL FUNCT tripping of the various generators in the cascade according to needs Functioning in parallel cascade: If the...
  • Page 113 AWHP-2 MIT-IN-2 iSystem 5. Commissioning 3. To add a slave appliance to the network, select ADD SLAVE. NB.NETWORK ELEMENTS ADD SLAVE ERASE NETWORK < AUTO C002410-C-04 4. The screen displayed allows you to choose numbers for the slave boilers to be added to the network. Numbers 2 to 10 are dedicated to the generators and numbers 20 to 39 to the VM iSystem.

  • Page 114: Return To The Factory Settings

    5. Commissioning AWHP-2 MIT-IN-2 iSystem 4. The screen displayed is used to select the numbers of the slave VMs to be removed from the network. Turn the rotary button to scroll through the numbers and press to remove the number chosen.

  • Page 115: Switching Off The Appliance

    AWHP-2 MIT-IN-2 iSystem 6. Switching off the appliance Switching off the appliance Installation shutdown If the central heating system is not used for a long period, we recommend switching the appliance off. 4 To stop the inside module, use the J/K ON/OFF switch and cut the power supply to the home’s junction box.

  • Page 116: Checking And Maintenance

    7. Checking and maintenance AWHP-2 MIT-IN-2 iSystem Checking and maintenance General instructions CAUTION Maintenance operations must be done by a qualified engineer. An annual inspection is compulsory. Only original spare parts must be used. Before carrying out any maintenance work requiring the...

  • Page 117: Customising Maintenance

    AWHP-2 MIT-IN-2 iSystem 7. Checking and maintenance Outside module output Speed of the heat pump heating pump Nominal water flow Minimum flow rate recommended l/min l/min 4, 6 kW 8 kW 11 kW 16 kW 22, 27 kW 1. Close the valve on the exchanger.

  • Page 118: Contact Details Of The Professional For After Sales Support

    7. Checking and maintenance AWHP-2 MIT-IN-2 iSystem After Sales level - Menu #REVISION Parameter Adjustment range Description Factory setting REVISION TYPE No message indicating that maintenance is necessary Recommended setting MANU Signals that maintenance is necessary on the date selected. Set the date using the parameters below.
  • Page 119 AWHP-2 MIT-IN-2 iSystem 7. Checking and maintenance When the message REVISION is displayed, press ? to display the professional’s telephone number. SUNDAY 11:45 TEMP. : 68° PCU COM.FAIL D27 < AUTO C002302-D-04 25/06/2014 - 7616371-001-04...

  • Page 120: Troubleshooting

    8. Troubleshooting AWHP-2 MIT-IN-2 iSystem Troubleshooting Anti-hunting When the heat pump is in "anti-short cycle" operating mode, the symbol "?" flashes. This is a normal operating mode. When the restart temperature is reached, operation will be guaranteed. 1. Press the "?" key.
  • Page 121 AWHP-2 MIT-IN-2 iSystem 8. Troubleshooting Code Messages Description Checking / solution The BL inlet on the PCU PCB The contact connected to the BL inlet is open. BL.SC.IN.OPEN terminal block is open. Check the contact on the BL inlet. Antifreeze protection.

  • Page 122: Message History

    8. Troubleshooting AWHP-2 MIT-IN-2 iSystem Code Messages Description Checking / solution A service is required. The date programmed for the service has been reached. REVISION Service the heat pump. To clear the inspection, programme another date in the menu #REVISION or set the parameter REVISION TYPE to OFF.

  • Page 123: Faults (Code Type Lxx Or Dxx)

    AWHP-2 MIT-IN-2 iSystem 8. Troubleshooting Faults (Code type Lxx or Dxx) 1. Make a note of the code displayed. The code is important for the correct and rapid diagnosis of the type of failure and for any technical assistance that may be SUNDAY 11:45 needed.
  • Page 124 8. Troubleshooting AWHP-2 MIT-IN-2 iSystem Code Faults Cause Description Checking / solution of the fault SYST.SENS.FAIL. SCU System sensor fault Bad connection Check whether the sensor is connected: ¼See chapter: "Deletion of sensors from the memory in the PCB", page 124...
  • Page 125 AWHP-2 MIT-IN-2 iSystem 8. Troubleshooting Code Faults Cause Description Checking / solution of the fault Swimming pool sensor fault circuit B Bad connection SWIM.B S.FAIL Swimming pool sensor fault circuit C SWIM.C S.FAIL Check whether the sensor is connected: Note: ¼See chapter: "Deletion of...

  • Page 126: Deletion Of Sensors From The Memory In The Pcb

    8. Troubleshooting AWHP-2 MIT-IN-2 iSystem Code Faults Cause Description Checking / solution of the fault Communication failure between the SCU and PCU PCBs PCU COM. FAIL Check the wiring between the SCU and PCU PCBs Check that the PCU PCB is powered up (green LED on or flashing)

  • Page 127: Failure History

    AWHP-2 MIT-IN-2 iSystem 8. Troubleshooting Failure history The menu #DEFAULT HISTORIC is used to consult the last 10 faults displayed by the control panel. 1. Access the "After Sales" level: Hold down the - key until #PARAMETERS is displayed. 2. Select the menu #DEFAULT HISTORIC .
  • Page 128 8. Troubleshooting AWHP-2 MIT-IN-2 iSystem After Sales level - Menu #PARAMETERS Parameter Description Master generator active PERMUT Number of generators requiring heating STAGE Number of generators recognised in the cascade NB.CASC. Number of DIEMATIC VM control systems recognised in the cascade NB.
  • Page 129 AWHP-2 MIT-IN-2 iSystem 8. Troubleshooting After Sales level - Menu #TEST OUTPUTS Parameter Adjustment range Description Stop/start pump circuit A P.CIRC.A ON / NO Stop/start pump circuit B ON / NO P.CIRC.B Stop/start pump circuit C ON / NO P.CIRC.C...
  • Page 130 8. Troubleshooting AWHP-2 MIT-IN-2 iSystem After Sales level - Menu #INFORMATION Parameter Description Serial number of the SCU board S/N SCU Software control number CTRL Version of the PCU PCB programme VER.ROM PCU Version of the PCU PCB parameters VERS.PARAM PCU Version of the boiler radio module programme MC.VERSION...
  • Page 131 AWHP-2 MIT-IN-2 iSystem 8. Troubleshooting Control system sequence Status Sub-status Heating Domestic hot Remarks water Demand (Heating / Only when the heat Cooling / Domestic hot pump or boiler water) heating pump is running owing to post-operation Anti-hunting Only in heating/...
  • Page 132 8. Troubleshooting AWHP-2 MIT-IN-2 iSystem Control system sequence Status Sub-status Heating Domestic hot Remarks water Inside module shutdown 60 Inside module heating pump in post- No heating or operation domestic hot water demand Operation in cooling mode 30 Normal operation...

  • Page 133: Spare Parts

    AWHP-2 MIT-IN-2 iSystem 9. Spare parts Spare parts General When it is observed subsequent to inspection or maintenance work that a component in the appliance needs to be replaced, use only original spare parts or recommended spare parts and equipment.

  • Page 134: Spare Parts

    9. Spare parts AWHP-2 MIT-IN-2 iSystem Spare parts 9.2.1. Outdoor unit 4 and 6 kW n Structure part MW-2000059-1 Markers Reference Description 300023680 Grill 7604144 Front panel 7604156 Base frame 300023684 Maintenance access panel 7604143 Inspection hatch 7604160 Side panel, right...
  • Page 135 AWHP-2 MIT-IN-2 iSystem 9. Spare parts n Electrical part MW-2000060-1 Markers Reference Description 300023644 Fan motor 300023645 Fan rotor 7604150 Rotor holding nut 7604154 Compressor SNB130FGCM2 7604142 Compressor sensor 7604152 Power receiver 7604157 1/2" stop valve 7604139 1/4" stop valve...
  • Page 136 9. Spare parts AWHP-2 MIT-IN-2 iSystem Markers Reference Description 7604158 Expansion valve 7604159 Expansion valve coil 7604161 Expansion valve coil 7604140 High pressure sensor 300018094 Load plug 300018123 HP pressure switch 41,5 bar 7604149 Condensation / absorption battery 300023670 Outside temperature sensor battery TH...

  • Page 137: Outdoor Unit 8 Kw

    AWHP-2 MIT-IN-2 iSystem 9. Spare parts 9.2.2. Outdoor unit 8 kW n Structure part MW-2000061-1 Markers Reference Description 7614219 Side panel, left 7614220 Protective grid 7614221 Front panel 7614222 Base frame 7614223 Fan motor bracket 7614224 Valve support 7614225 Door handle...
  • Page 138 9. Spare parts AWHP-2 MIT-IN-2 iSystem n Electrical part MW-2000062-1 Markers Reference Description 7614234 Fan motor 7614236 Fan rotor 7614237 Rotor holding nut 7614238 Condensation / absorption battery 7614239 HP pressure switch 41.5 bar 7614240 Compressor TNB220FLHMT 7614241 Compressor discharge temperature sensor...
  • Page 139 AWHP-2 MIT-IN-2 iSystem 9. Spare parts Markers Reference Description 7614247 Filter 7614248 High pressure sensor 7614250 Expansion valve 7614251 Solenoid valve coil 7614252 Solenoid valve coil 7614253 Sensor battery inlet TH6/7 7614254 4-way valve 7614255 Coil 7614278 Terminal block 7614279...

  • Page 140: Outdoor Unit 11 And 16 Kw

    9. Spare parts AWHP-2 MIT-IN-2 iSystem 9.2.3. Outdoor unit 11 and 16 kW n Structure part MW-2000063-1 Markers Reference Description 7614289 Side panel, left 7614220 Protective grid 7614290 Front panel 7614292 Base frame 7614293 Fan motor bracket 7614224 Valve support...
  • Page 141 AWHP-2 MIT-IN-2 iSystem 9. Spare parts Markers Reference Description 7614295 Maintenance access panel 7614296 Back protection grille 7614232 Top panel 7614233 Door handle n Electrical part MR-2 MW-2000064-1 25/06/2014 - 7616371-001-04...
  • Page 142 9. Spare parts AWHP-2 MIT-IN-2 iSystem Markers Reference Description 7614234 Fan motor 7614236 Fan rotor 7614237 Rotor holding nut 7614297 Top condensation / absorption battery 7614298 Bottom condensation / absorption battery 7614248 High pressure sensor 7614299 Hot gas sensor 7614300...
  • Page 143 AWHP-2 MIT-IN-2 iSystem 9. Spare parts n Electrical part TR-2 MW-2000065-1 Markers Reference Description 7614234 Fan motor 7614236 Fan rotor 7614237 Rotor holding nut 7614297 Top condensation / absorption battery 7614298 Bottom condensation / absorption battery 7614323 Coil 7614248 High pressure sensor...
  • Page 144 9. Spare parts AWHP-2 MIT-IN-2 iSystem Markers Reference Description 7614244 3/8" stop valve 7614302 anti-vibration mountings 7614304 5/8" stop valve 7614305 Power receiver 7614247 Filter 7614333 Compressor discharge temperature sensor 7614286 Hot gas sensor 7614307 LP pressure switch 7614308 Expansion valve...

  • Page 145: Outdoor Unit 22 And 27 Kw

    AWHP-2 MIT-IN-2 iSystem 9. Spare parts 9.2.4. Outdoor unit 22 and 27 kW n Structure part MW-2000066-1 Markers Reference Description 300027054 Side panel, left 300027055 Protective grid 300027056 Door handle 300027057 Front panel 300027058 Fan motor bracket 25/06/2014 - 7616371-001-04...
  • Page 146 9. Spare parts AWHP-2 MIT-IN-2 iSystem Markers Reference Description 300027059 Base frame 300027060 Door handle 300027062 Lower front panel 22TR 300027061 Lower front panel 27TR 300027063 Lower back panel 22TR 300027064 Lower back panel 27TR 300027065 Side panel, right 300027066 Maintenance access panel...
  • Page 147 AWHP-2 MIT-IN-2 iSystem 9. Spare parts n Electrical part 21 22 23 24 MW-2000067-1 Markers Reference Description 300027069 Fan motor 300027070 Fan rotor 300018136 Rotor holding nut 300027071 Condensation / absorption battery 300018092 Load plug 300027072 Sensor 300027073 Compressor 22TR 300027074 Compressor 27TR 300027075 3/8"...
  • Page 148 9. Spare parts AWHP-2 MIT-IN-2 iSystem Markers Reference Description 300023663 1/2" stop valve 27TR 300027076 3/4" stop valve 300027077 Power receiver 300027078 Filter 300027079 HP pressure switch 300027079 Compressor discharge temperature sensor 300027080 Solenoid valve coil 300027081 4-way valve 300027082 Solenoid valve coil...

  • Page 149: Indoor Module

    AWHP-2 MIT-IN-2 iSystem 9. Spare parts 9.2.5. Indoor module n Casing M002688-A Markers Reference Description 300025324 Assembled casing 300025281 Casing bottom 55125 Pipe feed 95320588 Pipe feed (Hydraulic additional heating) 55125 (Electrical back-up) 300027772 Cross-bar support 200004802 Accessories bag S101309...
  • Page 150 9. Spare parts AWHP-2 MIT-IN-2 iSystem n Other components 52 26 M002689-B Markers Reference Description 300025284 tank 0295174 Drain cock 300025364 Tank blocking plate 95013063 Fibre gasket 38x27x2 300025388 Quick T connection 300025325 Quick T connection plug 95023311 O-ring 21x3.5 EPDM...
  • Page 151 AWHP-2 MIT-IN-2 iSystem 9. Spare parts Markers Reference Description 115749 Safety valve 116552 Safety valve pin clip 300025392 10-3/8" hose 95013058 Gasket 14x8x2 95023308 O-ring 9.19x2.62 EPDM 300024235 10 blocking pin 110865 Wedge for expansion vessel base 300025395 Expansion vessel...
  • Page 152 9. Spare parts AWHP-2 MIT-IN-2 iSystem n Control panel 87 91 M002690-A Markers Reference Description S100869 Gasket SCU S100860 SCU block 7614017 Board SCU MIT-HT 300009074 3 pin connector 300009081 5 pin connector 300009071 2 pin connector 0-10 V 300009102 4-pin connector telephone relay...
  • Page 153 AWHP-2 MIT-IN-2 iSystem 9. Spare parts Markers Reference Description 111727 Panel fascia S100841 230 V switch cable 95340249 6.3 AT fuse S59372 Fixing clamp S59367 Screw KB35x12 (10 pieces) 300026345 Switch 119450 Flat cable connection board 119458 42x1.5 O-ring S101663...
  • Page 154 9. Spare parts AWHP-2 MIT-IN-2 iSystem 25/06/2014 - 7616371-001-04...
  • Page 156 Зубарев переулок, д. 15/1 +49 (0)25 72 / 9161-0 Бизнес-центр «Чайка Плаза», +49 (0)25 72 / 9161-102 офис 309 info@remeha.de +7 (495) 221-31-51 info@dedietrich.ru M001476-C DE DIETRICH THERMIQUE Iberia S.L.U. DE DIETRICH SERVICE www.dedietrich-calefaccion.es www.dedietrich-heiztechnik.com Freecall 0800 / 201608 C/Salvador Espriu, 11 08908 L’HOSPITALET de LLOBREGAT...

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