DeDietrich TWH 300EH Installation And Service Manual
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DeDietrich TWH 300EH Installation And Service Manual

Thermodynamic water heater
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KALIKO
Thermodynamic water heater
TWH 200E
TWH 300E
TWH 300EH
300026515-001-02
C003182-B
Installation and
Service Manual
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Summary of Contents for DeDietrich TWH 300EH

  • Page 1 Export KALIKO Thermodynamic water heater TWH 200E TWH 300E TWH 300EH Installation and Service Manual C003182-B 300026515-001-02...

  • Page 2: Table Of Contents

    Contents Introduction ....................6 Symbols used ............6 Abbreviations ............6 General ..............7 1.3.1 Manufacturer’s liability ..........7 1.3.2 Installer’s liability .............7 Homologations ............7 1.4.1 Certifications ............7 1.4.2 Directive 97/23/EC ..........8 1.4.3 Factory test .............8 Safety instructions and recommendations ..........9 Safety instructions ..........9 Recommendations ..........9 Safety data sheet: R-134a refrigerant ....10 2.3.1 Product identification ..........10...
  • Page 3 Contents Installation ....................17 Regulations governing installation ....17 Package list ............17 4.2.1 Standard delivery ..........17 4.2.2 Accessories ............17 Storage and transport ........18 4.3.1 Transport ...............18 Choice of the location ........19 4.4.1 Data plate ..............19 4.4.2 Location of the appliance ........19 4.4.3 Main dimensions ...........22 Positioning the appliance ........24 4.5.1...
  • Page 4 Check points before commissioning ....43 Putting the appliance into operation ....43 5.3.1 Commissioning ............43 Checks and adjustments after commissioning ...........44 Choosing the operating mode ......44 Reading out measured values ......45 5.6.1 Measurements menu ..........45 5.6.2 Counters ..............45 Modifying the installer parameters ....46 5.7.1 Access to parameters ...........47 5.7.2...
  • Page 5 Contents Spare parts ....................61 General ..............61 Spare parts ............61 9.2.1 Heat pump .............62 9.2.2 DHW tank ..............63 05/03/2013 - 300026515-001-02...
  • Page 6 05/03/2013 - 300026515-001-02...

  • Page 7: Introduction

    TWH 200E TWH 300E TWH 300EH 1. Introduction Introduction Symbols used 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, obviate hazards and guarantee correct operation of the appliance.

  • Page 8: General

    1. Introduction TWH 200E TWH 300E TWH 300EH General 1.3.1. Manufacturer’s liability Our products are manufactured in compliance with the requirements of the various applicable European Directives. They are therefore delivered with [ marking and all relevant documentation. In the interest of customers, we are continuously endeavouring to make improvements in product quality.

  • Page 9: Directive 97/23/Ec

    TWH 200E TWH 300E TWH 300EH 1. Introduction Reference Standard: EN 50.081.1 / EN 50.082.1 / EN 55.014. 1.4.2. Directive 97/23/EC This product conforms to the requirements of european directive 97 / 23 / EC, article 3, paragraph 3, on pressure equipment.

  • Page 10: Safety Instructions And Recommendations

    2. Safety instructions and recommendations TWH 200E TWH 300E TWH 300EH 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 11: Safety Data Sheet: R-134A Refrigerant

    TWH 200E TWH 300E TWH 300EH 2. Safety instructions and recommendations Safety data sheet: R-134a refrigerant 2.3.1. Product identification 4 Product name: R-134a 2.3.2. Hazard identification 4 Effects harmful to health: - The vapours are heavier than air and may lead to asphyxia owing to reduced oxygen levels.

  • Page 12: In The Event Of Accidental Spillage

    2. Safety instructions and recommendations TWH 200E TWH 300E TWH 300EH 4 Inappropriate extinguishing agents: None to our knowledge. In the event of fire nearby, use the appropriate extinguishing agents. 4 Specific hazards: - Rise in pressure. In the presence of air, an inflammable mixture may form under...

  • Page 13: Considerations On Disposal

    TWH 200E TWH 300E TWH 300EH 2. Safety instructions and recommendations 2.3.9. Considerations on disposal 4 Product waste: Consult the manufacturer or the supplier for information on recovery or recycling. 4 Soiled packaging: Reuse or recycle after decontamination. Destroy in authorised installations.

  • Page 14: Technical Description

    3. Technical description TWH 200E TWH 300E TWH 300EH Technical description General description The DHW tanks in the TWH range have the following characteristics: 4 Floor-standing thermodynamic storage DHW tank 4 Thermodynamic unit extracting energy from unheated ambient air or outside air...

  • Page 15: Main Parts

    TWH 200E TWH 300E TWH 300EH 3. Technical description Main parts Evaporator Expansion valve Solenoid valve for defrosting Regulation temperature sensor Impressed current anode Safety thermostat Steatite electrical resistor temperature sensor Air conduits Low pressure (LP) pressure switch Compressor Ventilation grid...

  • Page 16: Technical Specifications

    3. Technical description TWH 200E TWH 300E TWH 300EH The refrigerant is depressurised in the thermostatic expansion valve and is cooled. The refrigerant can again extract the heat contained in the inlet air into the evaporator. Compressor Low pressure (LP) pressure switch...

  • Page 17: Heating Time Of The Dhw Tank Depending On The Air Temperature

    TWH 200E TWH 300E TWH 300EH 3. Technical description Model TWH 300 E TWH 300 EH TWH 200 E litres per hour 955.6 (3) (4) Continuous output DT = 35 K l/10 mm Flow rate over 10 minutes with DT = 30 K Hours Heating time (15-51 °C)

  • Page 18: Installation

    4. Installation TWH 200E TWH 300E TWH 300EH Installation Regulations governing installation CAUTION Installation and maintenance of the appliance must be done by a qualified professional in accordance with prevailing statutory texts and codes of practice. Package list 4.2.1. Standard delivery...

  • Page 19: Storage And Transport

    TWH 200E TWH 300E TWH 300EH 4. Installation Storage and transport CAUTION Have 2 people on hand. Use a 3-wheel hand truck. Handle the appliance with gloves. The appliance cover cannot be used for transport operations. The cover is not capable of withstanding heavy weights.

  • Page 20: Choice Of The Location

    4. Installation TWH 200E TWH 300E TWH 300EH Choice of the location 4.4.1. Data plate 4 The rating plate must be accessible at all times. 4 The rating plate identifies the product and provides the following information: - Appliance type - Manufacturing date (Year - Week) - Serial number.
  • Page 21 TWH 200E TWH 300E TWH 300EH 4. Installation 4 Install the appliance on a base frame. The base frame must at all times present sufficient resistance to the load. n Advised positions Garage: 4 Unheated room. 4 Enables recovery of the free energy released by your vehicle’s engine when switched off after use or by household appliances in operation.
  • Page 22 4. Installation TWH 200E TWH 300E TWH 300EH Cupboard: 4 800 mm x 800 mm - Ducted version. Be sure to make the aeraulic 0 160 connections absolutely leakproof in order to prevent the cupboard from losing heat. We strongly recommend installing the control system in the living room.

  • Page 23: Main Dimensions

    TWH 200E TWH 300E TWH 300EH 4. Installation Accessories Equivalent length in m Elbow at 90° (Diameter 160 mm) Elbow at 90° (Diameter 200 mm) Reduction 200 mm x 160 mm Outside grid (Diameter 160 mm) (aluminium) 2 4.4.3. Main dimensions...
  • Page 24 4. Installation TWH 200E TWH 300E TWH 300EH Adjustable feet ¼See chapter "Positioning the appliance", page 200E 300E A 1690 2000 B 974 1287 n TWH 300EH 2000 1375 1025 C003476-B Impressed current anode Steatite electrical resistor 2.4 kW Secondary domestic hot water flow G 3/4"...

  • Page 25: Positioning The Appliance

    TWH 200E TWH 300E TWH 300EH 4. Installation Adjustable feet ¼See chapter "Positioning the appliance", page Positioning the appliance 4.5.1. Unpacking the appliance CAUTION Remove all packaging materials. Check that the contents are intact. If you notice a defect, do not use the appliance and contact the supplier.

  • Page 26: Levelling

    4. Installation TWH 200E TWH 300E TWH 300EH 4.5.3. Levelling To improve condensates evacuation, we recommend tilting the appliance slightly backwards. 1. Level the appliance using the adjustable feet. (1) Adjustable feet, Basic dimension 4 mm Can be adjusted from 4 mm to 21 mm 3°...
  • Page 27 TWH 200E TWH 300E TWH 300EH 4. Installation CAUTION Do not connect the domestic hot water connection directly to copper pipes in order to prevent galvanic couples in iron/ copper (risk of corrosion). It is compulsory to fit the domestic hot water connection with a dielectric connection (Supplied).

  • Page 28: Connection To A Boiler (Version Eh)

    4. Installation TWH 200E TWH 300E TWH 300EH n Connecting the domestic cold water Make the connection to the cold water supply according to the hydraulic installation diagram. Install a water drain in the boiler room and a funnel-siphon for the safety unit.
  • Page 29 TWH 200E TWH 300E TWH 300EH 4. Installation C003613-B Boiler Heating flow Heating return Safety valve Pressure gauge Automatic air vent Isolating valve Heating pump Expansion vessel Drain cock Filling the heating circuit Outside sensor Boiler sensor DHW calorifier exchanger primary inlet...

  • Page 30: Connection To Solar Collectors (Version Eh)

    4. Installation TWH 200E TWH 300E TWH 300EH Pressure reducer Safety unit DHW sensor Disconnector Thermostatic valve Differential valve (only with module fitted with a 3-speed pump) Domestic hot water outlet Antithermosiphon loop 4.6.3. Connection to solar collectors (Version CAUTION Limit the domestic hot water temperature to 60°C.
  • Page 31 TWH 200E TWH 300E TWH 300EH 4. Installation Non-return valve Domestic cold water inlet Pressure reducer Safety unit Domestic hot water outlet Thermometer Primary solar exchanger outlet on the DHW calorifier Primary solar exchanger inlet on the DHW calorifier Stop valve with releasable non-return valve...

  • Page 32: Condensates Discharge

    4. Installation TWH 200E TWH 300E TWH 300EH Condensates discharge 1. Mount a siphon in the condensates discharge pipe. CAUTION If there is no siphon, problems with condensates discharge may arise when the compressor is running. 2. Mount the flow collector.

  • Page 33: Operations To Be Carried Out On The Thermodynamic Dhw Tank

    TWH 200E TWH 300E TWH 300EH 4. Installation 4.8.2. Operations to be carried out on the thermodynamic DHW tank 1. Unscrew the 2 screws. 2. Remove the front cover. C003254-C 3. Separate the control system command module from its base.

  • Page 34: Installing The Control System In The Living

    4. Installation TWH 200E TWH 300E TWH 300EH 6. Connect the 2 wires on the control panel (not supplied). 7. Replace the front cover. 8. Tighten the 2 screws. 13 7 C003334-F 4.8.3. Installing the control system in the living room 1.

  • Page 35: Electrical Connections

    TWH 200E TWH 300E TWH 300EH 4. Installation 4. Connect the 2 wires on the command module. 5. Put the control system module in place. C003407-D Electrical connections 4.9.1. Recommendations WARNING Only qualified professionnals may carry out electrical connections, always with the power off.

  • Page 36: Access To The Connection Terminal Hp/Hc

    4. Installation TWH 200E TWH 300E TWH 300EH Backup C003618-B 2. Access to the PCB. 3. Connect the boiler back-up connector (boiler back-up). To set the boiler inlet, refer to the boiler instruction manual. 4.9.3. Access to the connection terminal HP/HC 1.

  • Page 37: Connection With Hp/Hc Signal Connected

    TWH 200E TWH 300E TWH 300EH 4. Installation 3. Access to the PCB. 4. Make the electrical connection using cable with a cross section of 1,5 mm C003335-B C003335-A 4.9.4. Connection with HP/HC signal connected n Shunt connection with HP/HC relay (Dry contact in the...
  • Page 38 4. Installation TWH 200E TWH 300E TWH 300EH Connection circuit breaker AC type differential switch Circuit breaker Power cable 1,5 mm Shunt 1,5 mm 4 Set parameter P04 to 2. 4 The heat pump and additional heating are not permitted to operate...

  • Page 39: Connection With Timer Programming

    TWH 200E TWH 300E TWH 300EH 4. Installation 4 The 2 signal wires must be routed as far as the appliance’s box 4.9.5. Connection with timer programming 538 kW/h 15 / 45 A 500 mA C1 C2 16 A TEST...

  • Page 40: 4.10 Electrical Principle Diagram

    4. Installation TWH 200E TWH 300E TWH 300EH 4.10 Electrical principle diagram Control panel Solenoid valve for defrosting Compressor 05/03/2013 - 300026515-001-02...

  • Page 41: 4.11 Filling The Thermodynamic Dhw Tank

    TWH 200E TWH 300E TWH 300EH 4. Installation Condenser Electric heating resistance Earth Live Neutral Pressure switch Relay R1 - R6 Evaporator sensor Room sensor Splice SPL1 Impressed current anode Safety thermostat Connecting the impressed current anode Bottom DHW temperature sensor...

  • Page 42: Commissioning

    5. Commissioning TWH 200E TWH 300E TWH 300EH Commissioning Control panel 5.1.1. Description of the keys Browse keys ( - ) Operating mode selection key MODE Key to access the various menus MENU MODE MENU C003197-B 5.1.2. Description of the display...

  • Page 43: Browsing In The Menus

    TWH 200E TWH 300E TWH 300EH 5. Commissioning Boost function active via the HP/HC inlet M + W Boost function active via the HP/HC inlet % + W Boost function active via the HP/HC inlet > C n DHW production mode indicator The main display indicates the domestic hot water production mode.

  • Page 44: Check Points Before Commissioning

    5. Commissioning TWH 200E TWH 300E TWH 300EH 2. Use the ( and ) keys to scroll through the menus (See table below). 3. To access the selected menu, press the MODE key ( B ). 4. To go back to the previous display, press the key MENU.

  • Page 45: Checks And Adjustments After Commissioning

    TWH 200E TWH 300E TWH 300EH 5. Commissioning 2. Check that no error codes or messages are shown on the display. The domestic hot water set point temperature is set to 55°C in comfort mode. 3. Select the Boost operating mode.

  • Page 46: Reading Out Measured Values

    5. Commissioning TWH 200E TWH 300E TWH 300EH Reading out measured values 5.6.1. Measurements menu 1. Press once the MENU key. The SE nS 1 menu is displayed. 2. Press the MODE B key to go to the Measurements menu. The parameter SE 01 displays.

  • Page 47: Modifying The Installer Parameters

    TWH 200E TWH 300E TWH 300EH 5. Commissioning 4. Use the ( and ) keys to switch from one counter to another (See table below). 5. To exit this menu, press the MODE B key. 6. To go back to the main display, press the MENU button.

  • Page 48: Access To Parameters

    5. Commissioning TWH 200E TWH 300E TWH 300EH 5.7.1. Access to parameters To prevent input errors, access to this menu requires the use of the access code 012. 1. Press once the MENU key. The SE nS 1 menu is displayed.

  • Page 49: List Of The Parameters

    TWH 200E TWH 300E TWH 300EH 5. Commissioning 5.7.2. List of the parameters Parameters Description Adjustment range Factory setting DHW setpoint in Auto mode 40 to 70 °C 55 °C P 01 DHW set point in Eco mode 40 to 65 °C 55 °C...

  • Page 50: Control System Sequence

    5. Commissioning TWH 200E TWH 300E TWH 300EH Parameters Description Adjustment range Factory setting Antilegionella function. The tank is overheated every Saturday from 1 o’clock to 0 - 1 P 26 6 o’clock (65 °C). 0 = Off 1 = Activated outside holiday periods...

  • Page 51: Switching Off The Appliance

    TWH 200E TWH 300E TWH 300EH 6. Switching off the appliance Switching off the appliance Installation shutdown CAUTION Try to avoid switching off the appliance in order to maintain protection against corrosion. The appliance’s frost protection continues to be activated.

  • Page 52: Checking And Maintenance

    7. Checking and maintenance TWH 200E TWH 300E TWH 300EH Checking and maintenance General instructions CAUTION Installation and maintenance of the appliance must be done by a qualified professional in accordance with prevailing statutory texts and codes of practice. CAUTION Before working on the appliance, ensure that it is switched off and safe.

  • Page 53: Maintenance Operations To Be Performed

    TWH 200E TWH 300E TWH 300EH 7. Checking and maintenance Maintenance operations to be performed 7.2.1. Refrigerant circuit No maintenance is required on the refrigerant circuit in the thermodynamic water heater. 7.2.2. Hydraulic circuit Check the watertightness of the water connections.

  • Page 54: Descaling

    7. Checking and maintenance TWH 200E TWH 300E TWH 300EH WARNING Failure to comply with this maintenance rule may cause deterioration of the DHW tank and the cancellation of the guarantee. 7.2.6. Descaling Use a new leak tight seal on the inspection trap.

  • Page 55: Accessing The Bottom Inspection Trap

    TWH 200E TWH 300E TWH 300EH 7. Checking and maintenance Accessing the bottom inspection trap Have a lip gasket and a retainer ring on hand for the inspection trap. 1. Disconnect the mains supply. 2. Drain the calorifier. 3. Open a hot water tap.

  • Page 56: Maintenance Form

    7. Checking and maintenance TWH 200E TWH 300E TWH 300EH Maintenance form Date Checks made Remarks Signature _____ _________ ______________________________ _____________________ _______________ ____________ 05/03/2013 - 300026515-001-02...

  • Page 57: Troubleshooting

    TWH 200E TWH 300E TWH 300EH 8. Troubleshooting Troubleshooting Messages (Code type bxx or Exx) 8.1.1. Messages (type code bXX) In the case of failure, the control panel displays a message and a corresponding code. 1. Make a note of the code displayed.
  • Page 58 8. Troubleshooting TWH 200E TWH 300E TWH 300EH Code no. Description Checking / solution The bottom DHW temperature sensor is Bad connection open Check whether the sensor is connected Check the link and the connectors Check that the sensor has been correctly fitted...

  • Page 59: Messages (Type Code Exx)

    TWH 200E TWH 300E TWH 300EH 8. Troubleshooting 8.1.2. Messages (type code EXX) 1. The display shows : - The symbol (!) - The symbol - The fault code (for example E02 ). 2. After correcting the failure, press the V key for 2 seconds.

  • Page 60: Message And Error History

    8. Troubleshooting TWH 200E TWH 300E TWH 300EH Code no. Description Checking / solution The evaporator temperature sensor is short Bad connection circuited Check whether the sensor is connected Note: DHW production is handled by back-up if Check the link and the connectors...

  • Page 61: Err Error Display

    TWH 200E TWH 300E TWH 300EH 8. Troubleshooting 4. The Er r menu is displayed with the number of errors that have occurred. 5. To go back to the previous display, press the key MENU. MODE MENU C004190-A 8.2.1. Err error display 1.

  • Page 62: Spare Parts

    9. Spare parts TWH 200E TWH 300E TWH 300EH 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 63: Heat Pump

    TWH 200E TWH 300E TWH 300EH 9. Spare parts 9.2.1. Heat pump C003489-A Markers Reference Description SFH41000 Base frame SFH22038 Air sensor SFH22039 Evaporator sensor SFH32178 Electrical harness SFH24053 Coil SFH40173 Sensor bracket SFH31034 Command module SFH20050 Compressor SFH33170 Earthing connector...

  • Page 64: Dhw Tank

    9. Spare parts TWH 200E TWH 300E TWH 300EH Markers Reference Description SFH41001 Control panel bracket SFH41002 Air duct SFH51172 Foam gasket SFH40171 Compressor bracket SFH25298 Heat exchanger SFH12102 Valve plug SFH22056 Tank sensor 0.5 m + Connector SFH22057 Tank sensor 1.5 m + Connector...
  • Page 65 TWH 200E TWH 300E TWH 300EH 9. Spare parts Markers Reference Description 300019082 Heating element 2400 W 97862390 Housing for heating element 97866635 Fastening plate 95363327 Thermostat 200011080 Connection cable - Black (x3) 300019070 Connection bridge 89534902 Earth wire 300025717 Power supply cable...
  • Page 68 Бизнес-центр «Чайка Плаза», +49 (0)25 72 / 9161-102 офис 309 info@remeha.de +7 (495) 221-31-51 DE DIETRICH THERMIQUE Iberia S.L.U. DE DIETRICH SERVICE www.dedietrich-calefaccion.es www.dedietrich-heiztechnik.com Freecall 0800 / 201608 Av. Princep d’Astúries 43-45 08012 BARCELONA +34 932 920 520 +34 932 184 709 DUEDI S.r.l.

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