CIAT GeoCIAT Instruction Manual
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CIAT GeoCIAT Instruction Manual

CIAT GeoCIAT Instruction Manual

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NA 13.14 E
07 - 2016
Instruction manual

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  • Page 1 NA 13.14 E 07 - 2016 Instruction manual...

  • Page 3: Table Of Contents

    1. GENERAL INFORMATION 1.1 General information 1.2 General warnings 1.3 Basic safety rules 1.4 Waste disposal by users in private waste facilities within the European Union 1.5 Introducing the GeoCIAT Modular 1.6 Unit dimensions and clearances (mm) 1.7 Weight (kg) 2. INSTALLATION 2.1 Location of the control terminal and the heat pump...

  • Page 4: General Information

    1. GENERAL INFORMATION 1.1 General information CIAT Residential would like to thank you for choosing the GeoCIAT Modular. This geothermal heat pump is designed for heating and hot water production in individual homes. Please read this instruction manual carefully before installing and switching on the unit.
  • Page 5 2- Assemble the roof and the 2 side panels between the female couplers (fig. 2) and the male ball joints on the frame (fig. 3) 3- Fit the GeoCIAT Modular front panels (fig. 4) in the slots provided (fig. 5)

  • Page 6: Basic Safety Rules

    1.2.6 Installation To find your nearest recycling centre, contact your local council or waste disposal service. CIAT units must only be installed by experienced, qualified personnel with the necessary electrical and hydraulic accreditation. The installing company must provide the equipment manager with a declaration of conformity in accordance with current standards and the indications supplied by CIAT in this manual.

  • Page 7: Introducing The Geociat Tm Modular

    - Powered by 3 x 1.5V LR06 AA batteries - Protection rating: IP 30 - Class II insulation - Supplied with wall bracket, foot and batteries GeoCIAT TM Modular unit: Glycol/water mix heat pump for new and existing homes. The GeoCIAT TM Modular delivers water up to 62°C.

  • Page 8: Unit Dimensions And Clearances (Mm)

    VERIFIE PAR : FRANCE DESSINE PAR : 1000 mm 1.7 Weight (kg) MODIFIE PAR MODIFIE PAR DATE MODIFICATION APPAREIL OU UNITE GeoCIAT TM 45H(T) Modular DESIGNATION Weight (empty)* ENS TUYAUX Weight (in operation) *Excluding shipping pallet 01350 CULOZ 01350 CULOZ...

  • Page 9: Installation

    2. INSTALLATION 2.1 Location of the control terminal and the heat pump 2.1.1 Control terminal At delivery, the HomeConnect control terminal is located behind the GeoCIAT TM Modular unit. Outdoor sensor Control terminal Location Before fixing the control terminal in place, check the range of the radio signal. This should be at the maximum level.
  • Page 10 Modular The GeoCIAT TM Modular must only be located inside a machine room, garage or laundry room. Ensure that the structure of the machine room can support the weight of the unit. The module must be perfectly level (adjustable feet under the GeoCIAT Modular) and installed with the minimum free space as described in paragraph 1.6.

  • Page 11: Hydraulic Connections

    WITH THE HOSE BEND in blocked or fouled exchangers. RADIUS CIAT accepts no responsibility for clogging or malfunctioning of the heat pump in the event of failure to install screen filters. Unit outlet pipe diameters...
  • Page 12 This exchanger also limits the number of times the frost protection is turned on when your system is started up in cold weather or after a prolonged period without use. CIAT declines all liability for clogging and malfunctions of the exchanger in the GeoCIAT TM Modular if this exchanger is not installed.
  • Page 13 B- Closed circuit - Underground loop or geothermal loop Mandatory safety valve Mandatory safety valve Screen filter Screen filter INDOOR CIRCUIT Filling (option) Return Supply circuit circuit Buried glycol solution loop Filler material Geothermal sensor Shut-off valves Thermometer pockets Hydraulic hoses 20% or 40% MPG (monopropylene glycol) Note: the schematic diagrams herein are provided for information only.
  • Page 14 Radio connection Discharge valve * The radiators can be replaced with Divio or Major Line fan coil units (CIAT ref.). ** for customer accelerator pump wiring, see page 20 For operation with radiators, the discharge valve is mandatory to prevent water flow rate faults when the radiators are closed Note: the schematic diagrams herein are provided for information only.
  • Page 15 (3 bar) Dual zone kit integrated into Screen CAPA 100L CAPA 100L filter valve Radio signal Filling GeoCIAT TM Modular (option) Shut-off valves TO OUTDOOR CIRCUIT Thermometer pockets Control valves see p10 and p11 Radio signal Wire connection ** for customer accelerator pump wiring, see page 20 Note: the schematic diagrams herein are provided for information only.
  • Page 16 Screen filter valve recommended. filter valve GeoCIAT TM Modular TO OUTDOOR CIRCUIT Shut-off valves Thermometer pockets Radio signal see p10 and p11 Note: the schematic diagrams herein are provided for information only. Under no circumstances do they constitute actual installation diagrams.

  • Page 17: Electrical Connections

    System frost protection (at the installer's expense) CIRCUITS PROCEDURE Indoor circuit: Parameter P5 is used to add glycol to the indoor Preparing the system to be protected: circuit. A glycol/water solution is not necessary in certain areas, Always flush the system completely and blow it out to ...
  • Page 18 To facilitate the installation of the unit's power supply cables and optional kits, cable trays, Omega type fasteners and cable clamps are provided. Accessibility to the GeoCIAT TM Modular's electrical section is detailed in paragraph 4.1 20H model Customer supply cable clamp (1) and...
  • Page 19 RIGHT VIEW The customer's main supply cable must be  routed from the rear of the unit via to the  board  FRONT VIEW   Electrical connection to the board TOP VIEW  Customer's main supply cable routing ...
  • Page 20 33H and 45H models 33H and 45H models with integrated starter   To be added as  an option  (e.g. 4kW GeoCIAT Modular heating element kit)   45HT models Customer supply cable clamp (1) and omega fastener (2)
  • Page 21 2.3.3 Control board The control board is 292 mm x 200 mm. The board is mounted vertically on the base of the unit's electrics box. The board is affixed using 6 MF3x8-H5X12 threaded metal spacing studs and 4 plastic spacers (Fig.1). The board should be at least 12 mm from any metal component of the electrics box.
  • Page 22 HomeConnect control board (see detail pp. 50 and 51) customer wiring Presence It may be wise to use shielded cables if the connection wires are located in of 230 V on environments subject to high electromagnetic interference. The shielding must be terminals P connected to one of the heat pump's earth terminals.

  • Page 23: Commissioning

    3.2.3 Heat pump pairing The unpaired GeoCIAT Modular which is supplied with mains power activates a series of actions to prepare for system start-up: - activation of the accelerator pump to bleed air from the heating circuit - activation of the electric heating elements with a setpoint of 25°C.
  • Page 24 Pairing the terminal with the heat pump During the pairing sequence, the status of LED D30 indicates the status of the HomeConnect board: heat pump unpaired: alternate (3 seconds on, 3 seconds off) heat pump ready to be paired: alternate (0.5 seconds on, 0.5 seconds off + activation of power relay (sound signal indicating successful pairing until the button is pressed to confirm) CLIC...
  • Page 25 3 search results are possible: Case 1 No search results. The heat pump has not been identified by the control terminal: Heat pump pairing - Repeat the heat pump stimulation procedure - Press the button eaT pump - Restart the heat pump pairing sequence by moving closer to it. noT found Case 2 The search locates the heat pump's radio signal:...
  • Page 26 Replacing an HMI on a heat pump that is already paired Possible to access level 3 by removing the batteries??? In the "UNIT CONFIGURATION" tab, select "Pairing". The screens below will appear: PAIRING Select "Maintenance" using the button SYSTem pairing then CLIC Maintenance...
  • Page 27 Heat pump stimulation procedure a) power up the unit for 20 seconds, b) power off the unit for 5 seconds, c) power back up for 10 seconds, d) power off for 5 seconds, e) power back up definitively. OPERATING STATE Powered up Powered off TIME...
  • Page 28 Pairing the outdoor sensor Warning: to pair the sensor in the same way as the terminal, a minimum of Level 2 access is required (see paragraph 5.2). It is strongly recommended that this sequence is performed before positioning the outdoor sensor on the front of the frame.
  • Page 29 Pairing the sensor Once the sensor has been stimulated, use the control terminal to select the CONFIRM value in the setting field: - The sensor search sequence is activated - The search time is 30 seconds maximum: monitor the progress bar displayed on the screen. The progress bar moves forward one step every 3 seconds.
  • Page 30 Replacing a radio temperature sensor (outdoor or indoor for dual zone management) on a heat pump that is already paired: In the "UNIT CONFIGURATION" tab, "Pairing", "Heat pump pairing" then select "Outdoor sensor". The screens below will appear: Outdoor sensor pairing Select "Delete"...
  • Page 31 Specific to the three-phase model: The GeoCIAT Modular 45HT model does not have a phase controller as standard. Electrical connection of the control board may cause the compressor to rotate in reverse. This is not harmful to the compressor if it is stopped quickly. 2 outcomes are possible: - The compressor noise will alert you to reverse rotation =>...

  • Page 32: Air Bleed Sequence

    3.3 Air bleed sequence To keep your system running smoothly and, more specifically, if your GeoCIAT TM Modular is installed at a high point, you must bleed the air contained inside it at the time of commissioning. The machine is not equipped as standard with an automatic air bleed valve.

  • Page 33: Activating The Underfloor Heating System

    3.4 Activating the underfloor heating system Like the air bleed function, the GeoCIAT Modular is equipped with an automatic function which, when the heat pump is not paired, prepares to activate the underfloor heating system by electrically connecting the heat pump to the electrical network.

  • Page 34: Servicing/Maintenance

    The LP and HP pressure sensors are accessible via the base of the refrigerating block. There are 2 options for accessing the sensors: There is no option on the GeoCIAT TM Modular. The There is one option with the GeoCIAT TM Modular; the roof is diffi cult refrigerating block's top cover is easily accessible to reach =>...

  • Page 35: Checks

    To ensure that the unit operates correctly, we recommend Potential) = 0. that you sign a maintenance contract with your installer or an approved maintenance company. Consult our list of CIAT 2/ Impact on the greenhouse effect: GWP (Global Warming Authorised Technical Agents at www.ciat.fr Potential) = 1975.

  • Page 36: Homeconnect Control

    5. HOMECONNECT CONTROL The GeoCIAT Modular control terminal cannot be used on heat pumps with HomeConnect control. 5.1 Terminal unit screen display The graphic screen has two fixed-segment information areas (top and bottom) and an interactive area (centre). Upper section...
  • Page 37 Main Menu The Main menu is accessed by pressing the button on the home screen. "MAIN MENU" "H " ome Screen Home screen: - Back to the home screen On/Off (not visible if P99=NO, see paragraph 5.3): - Unit start-up - Unit turned off Heating (not visible if the heat pump is not paired, see paragraph 3.2.3 Heat pump pairing): - Activation of heating mode if the unit is already running...

  • Page 38: Accessing The Settings

    ACCESS LEVEL (2) Level 1 access– User access Level 2 access – Installer access reTrn Level 3 access – CIAT after-sales access level eveL acceSS The key indicates that a numerical code is required to confirm level 2 or 3 access.

  • Page 39: Configuration

    Possibility of heat pump and heating element bypass No HomeConnect control management Continuous operation in heating, cooling or absence mode CONTINUOUS Customer pump Controlled by operation of GeoCIAT TM Modular accelerator pump SIMULTANEOUS management Regulated by the room sensor based on the indoor environment control REGULATED...
  • Page 40 Adjust. parameters The Adjustment parameters are used to fine tune the machine according to the user's requirements. Parameters indicated by the symbol can be accessed by the user. For the OPTION parameters, refer to the instructions for the "Dual zone management" option for more information. N13.61 Word sequence Values...
  • Page 41 Word sequence Values Comments Factory setting 20°C to 40°C in increments of 0.5 35°C for underfloor heating system 95°F 68°F to 104°F in increments of 1 Setting the Max water setpoint end 20°C to 55°C in increments of 0.5 maximum setpoint 45°C if FAN for terminal units (fan coil units or radiators)
  • Page 42 Reading parameters For the OPTION parameters, refer to the instructions for the "Dual zone management" option for more information. N13.61 To access rapid reading of the values measured by the heat pump sensors and probes, we recommend that you refer directly to the measurement table accessible in the Information menu .
  • Page 43 Counters The heat pump control continuously indicates the compressor's operating time in hours in the various operating modes. Parameters indicated by the symbol can be accessed by the user. Word sequence Counters Compressor operation Operating-hour meter for global compressor operation Cooling mode operation Operating-hour meter for operation in GeoCooling mode (cooling mode) Heating mode operation...

  • Page 44: Operating Modes

    5.4 Operating modes Adjust parameter P07 = Type of heating emitter as shown below for your system and the desired operating mode: CU type system: P07 = FAN or RADIATOR Control without indoor environment compensation P105 = 0 Control with indoor environment compensation (P105 ≠ 0) (control on the water return only).
  • Page 45 CU type system: P07 = FAN Control without indoor environment compensation P105 = 0 Control with indoor environment compensation (P105 ≠ 0) (control on the water return only). (control on the water return depending on the difference between the ambient temperature and the air setpoint). Water setpoint = P132: cooling setpoint...

  • Page 46: Heating Elements

    * Boiler and heat pump simultaneous operation 5.5.1 Electric heating element (P11 = ELECTRIC) The electric heating element is managed in 1 stage. Use of optional 4 kW GeoCIAT Modular heating element Operating limit Water return temperature (P280) Backup turned off Maximum temperature 55°C...
  • Page 47 Operating limit Water return temperature (P280) Heating element turned off 70°C 70°C Maximum water No heating element Boiler only return back to heat pump Boiler turned off 55°C Time delay = 80s Max. heat pump during shift authorisation temperature Boiler only Heat pump only Outdoor temperature P250 P190 = P191...

  • Page 48: On/Off Control Inputs

    5.6 On/Off control inputs 5.6.1 Turning off or 'bypassing' your heat pump or the heating elements via remote control To shut down the heat pump and/or heating elements via remote control, remove the jumper on connector J11 terminals 1 and 2 from the HomeConnect controller.

  • Page 49: Specifications

    Min. flow rates: these flow rates must be observed. Failure to do so may lead to destruction of the exchanger due to freezing. CIAT shall not be held liable for damage from frost caused by flow rates below the minimum rates specified below.

  • Page 50: Refrigerating And Hydraulic Circuit Diagram

    6.4 Refrigerating and hydraulic circuit diagram Water Water OUTDOOR CIRCUIT INDOOR CIRCUIT Water Water DESIGNATION CONN.  HP safety pressure switch Indoor heat exchanger water return sensor  Schrader nozzle Indoor heat exchanger water outlet sensor Suction temperature sensor  Electronic expansion valve Outdoor heat exchanger water return sensor ...

  • Page 51: Operating Pressure Of The Accelerator Pumps

    6.5 Operating pressure of the accelerator pumps To prevent damage to the accelerator pumps and the heat pump, ensure that the water return on the heat pump remains below 60°C. The ambient temperature in the area where the heat pump is installed must be below 40°C to ensure it oper- ates correctly.

  • Page 52: Faults

    7. FAULTS 7.1 Fault table See instructions 3989816 List and description of fault codes 7.2 Alarm reset - Acknowledging faults To manually acknowledge an alarm (type 3 fault), enter the Unit configuration menu and select Alarm reset. UNIT CONFIGURATION If the cause of the fault has been eliminated, select and confirm the value YES in the Larm reSeT setting field.

  • Page 53: Functions

    - Specific installation instructions (with adjustment values for - Electric heating element with its retaining bracket parameters). - One set of flexible connections for installing the kit on the GeoCIAT TM - A limiter thermostat. Modular If you connect the machine to an underfloor heating system...

  • Page 54: Table Of Sensor Values

    10 TABLE OF SENSOR vALUES The sensors are NTC 10 KΩ at 25°C. Sensor resistance Sensor resistance Sensor resistance Temperature Temperature Temperature (°C) (°C) (°C) in k Ω in k Ω in k Ω 345,3 15,58 1,724 247,6 12,37 1,456 179,6 10,00 1,236...

  • Page 55: Test Mode

    11 TEST MODE UNIT CONFIGURATION Test mode allows you to test the system by reducing the time the safety devices are activated. eST mode acTive This mode is activated by selecting the value YES in the setting field of the test mode sub- menu in the Unit configuration menu.
  • Page 56 If the outdoor sensor's radio signal is lost, the heat pump continues to operate using the same water law and its outdoor temperature setpoint is fixed at 0°C. This is known as backup mode. The control terminal displays: Outdoor temperature 0°C Monday, January 18 I: Backup mode operating indicator 11:45...

  • Page 57: Control Board

    14 CONTROL BOARD 14.1 Single-phase or three-phase model - electronic board version E Suction temperature sensor LP pressure sensor Outdoor exchanger water outlet sensor J25 B wired outdoor temperature sensor Compressor discharge sensor J26 B Indoor exchanger water return sensor electronic expansion valve HP pressure sensor Indoor heat exchanger freon sensor...
  • Page 58 Corporation with a capital of €26,728,480 R.C.S. Bourg-en-Bresse B 545.620.114 CIAT Service www.ciat.fr This document is not legally binding. As part of its continuous drive to improve its equipment, CIAT reserves the right to make any technical modifications without prior notice.

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