DeDietrich KALIKO TWH 200 EV Installation And Service Manual Download Page 66

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Code

Description

Checking / solution

The middle domestic hot water temperature sensor

is open.

Bad connection

Check whether the sensor is connected.

Check the connection and the connectors.

Check that the sensor has been fitted properly.

Sensor failure

Check the Ohmic value of the sensor.

Replace the sensor if necessary.

The middle domestic hot water temperature sensor

is in short circuit.

Bad connection

Check whether the sensor is connected.

Check the connection and the connectors.

Check that the sensor has been fitted properly.

Sensor failure

Check the Ohmic value of the sensor.

Replace the sensor if necessary.

The top domestic hot water temperature sensor is

open.

Bad connection

Check whether the sensor is connected.

Check the connection and the connectors.

Check that the sensor has been fitted properly.

Sensor failure

Check the Ohmic value of the sensor.

Replace the sensor if necessary.

The top domestic hot water temperature sensor is

in short circuit.

Bad connection

Check whether the sensor is connected.

Check the connection and the connectors.

Check that the sensor has been fitted properly.

Sensor failure

Check the Ohmic value of the sensor.

Replace the sensor if necessary.

The bottom domestic hot water temperature sen

sor is open.

Bad connection

Check whether the sensor is connected.

Check the connection and the connectors.

Check that the sensor has been fitted properly.

Sensor failure

Check the Ohmic value of the sensor.

Replace the sensor if necessary.

The bottom domestic hot water temperature sen

sor is in short circuit.

Bad connection

Check whether the sensor is connected.

Check the connection and the connectors.

Check that the sensor has been fitted properly.

Sensor failure

Check the Ohmic value of the sensor.

Replace the sensor if necessary.

Filter servicing date passed.

Replace the filter.

The control module batteries do not have sufficient

charge.

Replace the batteries.

No radio communication between the water heater

and the control module.

Check that the water heater is receiving power.

Remove the batteries from the control module,

then refit them.

Test the radio connection (Radio test menu).

Pairing of the control module and the water heater

not possible.

Force pairing from the control module or perform

manual pairing.

9 Troubleshooting

TWH 200 EV

EN-7602142 - v11 - 24042019

Summary of Contents for KALIKO TWH 200 EV

Page 1: ...EASYLIFE SUSTAINABLE COMFORT KALIKO MW C004128 03 en Installation and Service Manual Thermodynamic water heater KALIKO TWH 200 EV ...

Page 2: ...specifications 13 4 Description of the product 15 4 1 General description 15 4 2 Main components 16 4 3 Operating principle 16 4 3 1 Linear network 17 4 3 2 Direct connection to the thermodynamic water heater 18 4 3 3 Multi duct network with collector 18 4 3 4 Schematic diagram 19 5 Installation 20 5 1 Installation regulations 20 5 2 Package list 20 5 2 1 Standard delivery 20 5 2 2 Accessories 20 ...

Page 3: ...Modifying the installer parameters 51 6 7 1 Accessing the parameters 51 6 7 2 List of parameters 52 6 7 3 Adjusting the air duct vacuum pressure 53 6 7 4 Control system sequence 54 6 7 5 Restoring the factory settings 54 6 8 SERVICE menu 55 6 9 Radio test menu 55 7 Decommissioning 57 7 1 Shutting down the system 57 7 2 Frost protection 57 8 Maintenance 58 8 1 General instructions 58 8 2 Standard i...

Page 4: ...at pump 70 10 2 2 Water heater 72 11 Appendix 74 11 1 Information on the ecodesign and energy labelling directives 74 11 1 1 Specific information 74 11 2 EC Declaration of Conformity 74 Contents 4 TWH 200 EV EN 7602142 v11 24042019 ...

Page 5: ...ater connections The appliance is intended to be permanently connected to the water mains Maximum minimum water inlet pressure See Technical specifications section The safety valve not supplied must be regularly operated in order to remove limescale deposits and ensure that it is not blocked Draining shut off the domestic cold water inlet Open a hot water tap in the installation and then open the ...

Page 6: ...gularly switched on and off by the electricity provider Install the appliance in accordance with national rules on electrical installation The control panel for the appliance must remain switched on to ensure that the impressed current anode can operate Failure to comply with this instruction may cause deterioration to the water heater tank and cancel its warranty Wiring diagram See Wiring diagram...

Page 7: ...risk of being scalded a thermostatic mixing valve must be installed on the domestic hot water flow pipes 1 2 Recommendations Warning Only a certified professional who has complete suitable training is authorised to work on the appliance and on the installation Warning Before any work switch off the power supply to the appliance 1 3 Liabilities 1 3 1 Manufacturer s liability Our products are manufa...

Page 8: ...initial commissioning and any checks necessary Explain the installation to the user If maintenance is necessary warn the user of the obligation to check the appliance and keep it in good working order Give all the instruction manuals to the user 1 4 Safety data sheet refrigerant fluid R 134a 1 4 1 Product identification Name of the refrigerant fluid R 134a Emergency call Anti poison Centre INRS OR...

Page 9: ...he event of contact with the skin Treat frost injuries like burns Rinse with copious amounts of tepid water do not remove clothing risk of adhesion to the skin If skin burns appear call a doctor immediately In the event of contact with the eyes Rinse immediately in water holding the eyelids well apart at least 15 minutes Consult an ophthalmologist immediately 1 4 5 Fire prevention measures Appropr...

Page 10: ...es of ignition Ventilate the spillage area mechanically risk of asphyxia Cleaning Decontamination Allow residual product to evaporate 1 4 7 Handling Technical measures Ventilation Precautions to be taken No smoking Prevent the build up of electrostatic charges Work in a well ventilated place 1 4 8 Personal protection Respiratory protection If ventilation is insufficient AX type cartridge mask In c...

Page 11: ...ter decontamination Destroy in authorised installations Warning Disposal must be completed in compliance with prevailing local and national regulations 1 4 10 Regulations Regulation EU No 517 2014 of the European Parliament and of the Council of 16 April 2014 on fluorinated greenhouse gases and repealing Regulation EC No 842 2006 Classified installations No 1185 1 Safety EN 7602142 v11 24042019 TW...

Page 12: ...ock Risk of electric shock Warning Risk of dangerous situations that may result in minor personal injury Caution Risk of material damage Important Please note important information See Reference to other manuals or pages in this manual 2 2 Abbreviations HP Heat pump DHW Domestic Hot Water LP Low pressure HP High pressure CFC Chlorofluorocarbon Pes Power absorbed at stabilised rate COP Coefficient ...

Page 13: ...rds Pressure Equipment Directive 2014 68 EU Low Voltage Directive 2014 35 EU Generic standard EN 60335 1 Relevant standards EN 60335 2 21 EN 60335 2 40 Electromagnetic Compatibility Directive 2014 30 EU Generic standards EN 61000 6 3 EN 61000 6 1 Relevant Standard EN 55014 3 1 2 Accessibility of the appliance Classification of the appliance Appliance not accessible to the public 3 2 Technical spec...

Page 14: ...m 1755 Weight empty kg 92 1 Value obtained with an air temperature of 20 C and a wet temperature of 16 5 C Water inlet temperature of 10 C Cycle L 2 Value obtained with an air temperature of 20 C and a wet temperature of 16 5 C Water inlet temperature of 10 C Cycle L 3 According to the configuration see the Operating principle section 4 Quantity of refrigerant calculated in tonnes of CO2 equivalen...

Page 15: ... The thermodynamic water heater is a hot water tank heated by The heat pump up to 65 C The immersion heater Electrical back up AUTO and BOOST mode up to 75 C Management of the energy consumption To provide energy savings the water heater is designed to be connected to a day night or HP HC switch This switch will authorise the water heater to automatically start up at the energy provider s schedule...

Page 16: ...ories contained in the air extracted from the building are used for the production of domestic hot water The refrigerant circuit is a closed circuit in which the R 134a refrigerant plays the role of an energy carrier The heat from the intake air is transferred to the refrigerant in the finned heat exchanger at a low evaporation temperature The refrigerant is drawn in in vapour form by a compressor...

Page 17: ...n may include a maximum of 2 bathrooms 2 WCs 1 kitchen Linear network with a maximum of 6 sanitary extractor fan outlets In this configuration the air duct vacuum pressure set point parameter must be set to 1 100 Pa 1 Sanitary extractor fan outlets Ø 80 mm bathroom WC 2 Kitchen extractor fan outlet Ø 125 mm 3 Thermodynamic water heater 4 Roof mounted discharge 5 Duct insulated if outside of the he...

Page 18: ...en extractor fan outlet Ø 125 mm 3 Thermodynamic water heater 4 Roof mounted discharge 5 Duct insulated if outside of the heated area 6 160 125 reduction sleeve Important This configuration may include a maximum of 1 bathroom 1 WC 1 kitchen 4 3 3 Multi duct network with collector In this configuration the air duct vacuum pressure set point parameter must be set to 2 125 Pa Fig 4 C004496 B 1 1 6 2 ...

Page 19: ...n 4 3 4 Schematic diagram 1 Compressor 2 LP pressure switch 3 Condenser 4 Domestic hot water tank 5 Steatite immersion heater 6 Impressed current anode 7 Temperature controller heat pump 8 Safety thermostat immersion heater 9 Filter drier 10 Thermostatic expansion valve 11 HP pressure switch 12 Ambient air sensor 13 Evaporator with air filter 14 Expansion valve bulb Fig 5 M002828 E 1 2 3 4 7 Ø80 6...

Page 20: ...cker with its manual The Installation and Service Manual The User Guide 5 2 2 Accessories Tab 3 Accessories Package Gripping kit ER239 Trim for fitting the control module on the appliance EH290 Battery powered humidity controlled extractor fan for kitchens 10 40 90 m3 h EH703 Battery powered humidity controlled extractor fan for kitchens 10 45 135 m3 h EH293 Humidity controlled extractor fan with ...

Page 21: ...n Ø 160x80 EH327 Galvanised reduction Ø 160x125 EH328 Galvanised sleeve Ø 125 EH329 Galvanised sleeve Ø 160 EH330 Set of 10 clamps Ø 80 Ø 125 EH331 Set of 2 clamps Ø 160 EH207 Filter EH334 5 2 3 System configuration The system configuration must comply with the Technical Specification 14 5 17 2285_V1 and its commercial extension 14 5 17 2285_V1 E1 For more details consult the Technical Specificati...

Page 22: ...5 EH297 or EH293 15 45 40 EH883 5 40 EH299 15 45 45 EH712 5 40 EH299 3 bed flat 1 bath room WC 45 30 10 45 135 EH297 or EH293 15 45 40 EH883 15 45 45 EH712 5 30 EH303 5 40 EH299 3 bed flat 1 bath room 1 WC 45 30 10 45 135 EH297 or EH293 10 45 EH302 5 30 EH303 10 45 EH302 5 40 30 EH882 5 30 EH303 5 40 EH299 4 bed flat 1 bath room WC 45 30 10 45 135 EH297 or EH293 15 45 40 EH883 5 40 EH299 15 45 45 ...

Page 23: ...io flat 1 bath room WC 2x5 45 EH715 or 45 10 40 90 EH707 or EH703 15 45 45 EH712 15 45 45 EH712 5 30 EH303 5 40 EH299 Studio flat 1 bath room 1 WC 2x5 45 EH715 or 45 10 40 90 EH707 or EH703 10 40 EH301 5 30 EH303 10 40 EH301 5 40 30 EH882 5 30 EH303 5 40 EH299 1 bed flat 1 bath room WC 5 45 EH715 5 45 EH715 10 40 90 EH707 or EH703 15 45 45 EH712 5 40 EH299 15 45 45 EH712 5 40 EH299 1 bed flat 1 ba...

Page 24: ...5 EH715 10 45 135 EH297 or EH293 10 40 EH301 5 30 EH303 10 40 EH301 5 40 30 EH882 5 30 EH303 5 40 EH299 5 bed flat 2 bath rooms W C 5 45 EH715 5 45 EH715 10 45 135 EH297 or EH293 15 45 45 EH712 15 45 40 EH883 5 40 EH299 15 45 45 EH712 5 40 EH299 5 bed flat 2 bath rooms W C 5 45 EH715 5 45 EH715 10 45 135 EH297 or EH293 15 45 45 EH712 15 45 40 EH883 15 45 45 EH712 5 30 EH303 5 40 EH299 5 bed flat 1...

Page 25: ...facilitate handling of the appliance and prevent damage it is recommended that the ER239 gripper kit is used The thermodynamic water heater must be stored and transported in its packaging and not filled with water Permissible ambient transport and storage temperatures 15 to 60 C 5 3 1 Transport Important We recommend shipping the appliance vertically It is possible to transport the appliance horiz...

Page 26: ...ture Year Week Serial number 5 4 2 Position of the appliance Caution When installing the appliance comply with the IP21 protection rating Caution Do not position the air intake in areas exposed to gas vapours or dust Do not position the air intake in an atmosphere with chlorine swimming pool or fluorine aerosols detergents solvents etc Temperature of the air extracted by the heat pump for optimum ...

Page 27: ...e able to support the load sufficiently at all times Free installation 1 Allow sufficient space around the appliance to allow access and facilitate maintenance Installation in a cupboard 1 Provide a movable partition to allow access to the appliance and facilitate maintenance operations Fig 9 650 min 400 1675 min 700 C004118 D Fig 10 C004136 B 650 50 Fig 11 C004137 B 650 700 50 5 Installation EN 7...

Page 28: ...60 o 1 6 0 o 8 0 o 80 346 360 266 154 18 147 1 Domestic hot water outlet G 3 4 Dielectric union fitted 2 Domestic cold water inlet G 3 4 3 Condensates outlet 1 Adjustable feet For more information see Positioning the appliance page 29 5 Installation 28 TWH 200 EV EN 7602142 v11 24042019 ...

Page 29: ... are intact If you notice a defect do not use the appliance and contact the supplier 1 Remove the 3 retaining screws 2 Lift and remove the cover Warning Lift the cover ensuring it remains along the vertical axis Risk of damage to the insertion guides Fig 13 C004122 D 1 2 5 Installation EN 7602142 v11 24042019 TWH 200 EV 29 ...

Page 30: ...ing components and discard 5 Remove the control system display from its transport housing 6 Refit the cover Warning Check that no foreign bodies have made their way inside the cover 7 Put the retaining screws in place Fig 14 3 4 M002965 B Fig 15 6 5 7 M002966 B 5 Installation 30 TWH 200 EV EN 7602142 v11 24042019 ...

Page 31: ...cuits to remove any particles which risk causing damage to certain components safety valve pumps valves etc If flushing has to be done using an aggressive product neutralise the rinsing water before disposing of it in the waste water network Important Using hoses which are too short or too rigid encourages the transmission of vibrations and the production of noises 5 6 1 Connecting the water heate...

Page 32: ...ection to the water heater must be at least equal to the diameter of the domestic cold water inlet on the water heater There must be no cut off devices between the safety valve or unit and the water heater The discharge pipe in the safety valve or unit must not be blocked To prevent the flow of water being hindered or obstructed in the event of a pressure surge The discharge pipe from the safety u...

Page 33: ...serting the gasket 5 7 Air duct connections 1 Ensure that the intake and outlet tubes are held in place with clamps 2 If the ducts are routed outside of the heated area they must be insulated 3 Check the tightness after assembly Caution Do not route the intake and outlet ducts on top of the filter Fig 17 C004590 C 1 Fig 18 C004123 C 5 Installation EN 7602142 v11 24042019 TWH 200 EV 33 ...

Page 34: ...is control module can be installed remotely with a wire or radio connection or integrated 5 9 1 Radio connection installation strongly recommended Fitting the control module Warning Choose a location which enables good radio reception See To test the quality of the radio reception see the section Radio test menu Important The quality of the radio reception may be affected by the construction mater...

Page 35: ...e tab from the batteries and discard it 6 Position the control system module 7 The water heater and the control module will communicate Important Type of batteries AA LR6 1 5 V Do not use rechargeable batteries Do not discard used batteries in the dustbin Take them to an appropriate collection place Important When powering on for the first time the control module will automatically pair with the w...

Page 36: ...control panel on the front of the appliance insert a screwdriver into the opening located underneath the control panel cover pushing it in as far as it will go 5 Pull the bottom of the cover forward to release it 6 Remove the cover from the control panel on the front of the appliance 7 Connect the 2 wires not provided on the water heater PCB 8 Route the wire between the wall and the control module...

Page 37: ...le 5 9 3 Integration into the front panel of the water heater optional Fig 23 C004127 D 4 5 6 7 NEW 3 1 2 1 Remove the cover from the control panel on the front of the appliance insert a screwdriver into the opening located underneath the control panel cover pushing it in as far as it will go 2 Pull the bottom of the cover forward to release it 3 Dispose of the cover Fig 22 C004125 C A B 5 Install...

Page 38: ...ower the appliance via a circuit that includes a type D curve omnipolar 16 A circuit breaker with a contact opening distance of 3 mm or more The appliance is supplied with a power supply cable If the power cable is damaged it must be replaced by the manufacturer its after sales service or persons with similar qualifications in order to prevent any danger Electrical power is supplied by means of a ...

Page 39: ...onnected Connection with HP HC relay via a shunt Fig 25 M002835 C A A B C1 C2 538 kW h 1 1 A1 A2 0 Auto 0 15 45 A 500 mA TEST 16 A 40 A 2 A 30 mA L N X11 2 HP H X11 1 LINE C 1 2 3 4 4 1 Counter 2 Connection circuit breaker 3 AC type 30 mA differential switch 4 Circuit breaker A 1 5 mm2 control B 1 5 mm2 shunt Set the parameter to 2 Fig 24 X11 HC HP C004499 A 5 Installation EN 7602142 v11 24042019 ...

Page 40: ...38 kW h 1 0 15 45 A 500 mA TEST 16 A 40 A 2 A 30 mA L N X11 2 HP HC X11 1 LINE A 1 2 3 4 4 1 Counter 2 Connection circuit breaker 3 AC type 30 mA differential switch 4 Circuit breaker A 1 5 mm2 control Set the parameter to 2 The heat pump and the back up are not authorised to operate at peak rate Boost one touch quick heating The 2 wires for the peak rate off peak rate signal must be connected to ...

Page 41: ... 500 mA TEST 16 A 40 A 2 A 30 mA L N 1 2 3 4 4 1 Counter 2 Connection circuit breaker 3 AC type 30 mA differential switch 4 Circuit breaker Easy to install Opt for timer programming to benefit from the peak rate off peak rate tariff 5 Installation EN 7602142 v11 24042019 TWH 200 EV 41 ...

Page 42: ...voltage cable 1 The heat pump and the electrical back up are authorised to operate according to the timer programming 2 When the photovoltaic signal is active the tank set point is 62 C and can be adjusted via the parameter 3 If the photovoltaic signal is active when the contact is open set the parameter to 3 4 If the photovoltaic signal is active when the contact is closed set the parameter to 4 ...

Page 43: ...perature sensor X4 Top domestic hot water temperature sensor X5 Room temperature sensor LP pressure switch X6 Fan control X7 Air pressure sensor X10 Electrical back up Compressor Condenser Fan X11 Off peak rate contact X14 Control module LP Low pressure HP High pressure Earth L Live N Neutral 5 Installation EN 7602142 v11 24042019 TWH 200 EV 43 ...

Page 44: ...ter inlet 2 Open the cold water tap located on the safety unit Ensure that the drain valve on the unit is properly closed 3 When the water flows out from the hot water tap the appliance is full Close the hot water tap Fig 30 M002838 F A 5 Installation 44 TWH 200 EV EN 7602142 v11 24042019 ...

Page 45: ...f the week 1 Monday 2 Tuesday 7 Sunday Numeric display Number of baths available 40 C ltrs Quantity of water litres C Unit of temperature kWh Consumed energy unit Decreases the setting values Increases the setting values Confirm key reset Resets the control system after a fault Resets the default values to zero Solar pump activated depending on the configuration Automatic mode or Comfort mode Eco ...

Page 46: ...cates the number of baths available and the filling level for the tank available quantity of hot water The number of baths is calculated based on a domestic hot water temperature of 40 C The tank is filled based on the set point temperature Set the parameter according to the volume of water required for a bath For more information see Modifying the installer parameters page 51 6 1 3 Browsing in th...

Page 47: ...mic water heater is full of water 2 Check the tightness of the connections 3 Check that the safety devices are working correctly 4 Check the operating mode 6 3 Commissioning the appliance 6 3 1 Initial commissioning Caution Initial commissioning must be performed by a qualified professional Carry out the commissioning operations in the following order 1 Connect to the mains 2 Check that no error c...

Page 48: ...l pairing 1 Remove the batteries from the control module 2 Connect the control module with a wire to the tank control system PCB 3 Switch on the power to the tank 4 Press the key for 5 seconds The rSt HMi menu is displayed 5 Press the MODE key 6 Switch off the power to the tank 7 Perform the radio connection procedure for the control module For more information see Wire connection page 36 6 4 Chec...

Page 49: ...ompressor may start up to ensure the production of domestic hot water Tab 9 Display Operating mode Description Automatic or comfort Comfort program active The production of domestic hot water is ensured by the heat pump and if neces sary by the electrical back up If the production of domestic hot water is not fulfilled by the end of the specified period the back up starts up automatically Eco Redu...

Page 50: ...the com pressor C Internal set point for the electrical back up C 6 6 2 Counters Displaying the counters 1 Press the MENU key once The SEtP 1 menu is displayed 2 Press the key 4 times The Co un 5 menu is displayed 3 Press the MODE key to go into the Counters menu The number for the counter is shown on the right hand side of the screen 4 Use the and keys to switch between counters see table below 5...

Page 51: ... un 5 menu is displayed 3 Press the MODE key to go into the Counters menu The number for the counter is shown on the right hand side of the screen 4 Use the and keys to display Coun rSt 5 Press the reset key to reset all the counters to zero 6 Confirm with the MODE key 7 To return to the main display press the MENU key 6 7 Modifying the installer parameters Caution Modification of the factory sett...

Page 52: ...in Auto mode Friday 40 to 70 C 55 C DHW set point in Auto mode Saturday 40 to 70 C 55 C DHW set point in Auto mode Sunday 40 to 70 C 55 C DHW set point in Eco mode Monday 40 to 65 C 55 C DHW set point in Eco mode Tuesday 40 to 65 C 55 C DHW set point in Eco mode Wednesday 40 to 65 C 55 C DHW set point in Eco mode Thursday 40 to 65 C 55 C DHW set point in Eco mode Friday 40 to 65 C 55 C DHW set poi...

Page 53: ...activated Contact open 6 Use the timer programs The status of the Elec tricity tariff information input is used to activate the Boost function with compressor and back up HP1 Boost activated Contact open HC0 Boost deac tivated Contact closed 0 6 0 Duration of the longest off peak rate period Hours Parameter only active if is set to 1 or 2 2 10 5 Anti legionella function The tank is superheated eve...

Page 54: ... Control system sequence Status Sub status Operating 0 0 Standby 5 Post operation of the compressor 8 Management of the fan 1 1 Anti short cycle 5 Post operation of the compressor 8 Management of the fan 4 1 Anti short cycle 2 Domestic hot water production with the compressor 3 Domestic hot water production with back up 4 Domestic hot water production with the compressor and back up 5 Post operati...

Page 55: ...at the last service is displayed in number of months 5 Press the MODE key to access the reset 6 To reset to zero press the Reset key MODE 7 Press the MENU key to exit the menu 6 9 Radio test menu This menu is used to measure the quality of the radio transmission value between 0 and 10 between the control module and the water heater control system PCB 1 Press the MENU key once The SEtP 1 menu is di...

Page 56: ...enu The reception level is shown at the bottom of the display 0 Lowest level of reception 10 Highest level of reception 4 Press the MODE key to access the reset 5 Press the MENU key to exit the menu Fig 52 C004784 A 1 4 3 4 1 2 MENU MODE 6 Commissioning 56 TWH 200 EV EN 7602142 v11 24042019 ...

Page 57: ... ensure protection against corrosion ensure there are no interruptions to the ventilation 7 2 Frost protection During extended periods of absence holidays program the corresponding number of days The temperature of the water contained in the tank is maintained at 10 C See User Guide 7 Decommissioning EN 7602142 v11 24042019 TWH 200 EV 57 ...

Page 58: ... important for the following reasons To guarantee optimum performance To extend the life span of the equipment To provide an installation which offers the customer optimum comfort over time Caution The control components must never come into contact with water Before starting any cleaning disconnect the mains power supply plug or power off the appliance 8 2 Standard inspection and maintenance oper...

Page 59: ...once a year Caution The appearance of the filter is not an indicator of its level of clogging Replacement of the filter 1 Remove the filter cover 2 Remove the filter from its housing 3 If the filter is clogged discard it 4 Unpack the new filter Fig 53 1 C004584 A Fig 54 C004585 A 2 3 Fig 55 C004586 A 4 NEW 8 Maintenance EN 7602142 v11 24042019 TWH 200 EV 59 ...

Page 60: ... the safety valve or safety unit at least once a month to check that it is running correctly This check helps to protect against any pressure surges that may damage the water heater Caution Failure to comply with this maintenance rule may cause damage to the water heater tank and invalidate its warranty 8 2 6 Drain the thermodynamic water heater To drain the thermodynamic water heater proceed as f...

Page 61: ...ive protection against corrosion and enhances the water heater s insulation 8 Then replace all the parts in reverse order Important Each time it is opened the lip gasket must be replaced to guarantee tightness Place the positioning lug on the gasket towards the outside of the water heater 9 After each intervention ensure that the installation is watertight Important The screws for the inspection h...

Page 62: ...ket retainer ring unit must be replaced to guarantee a tight seal Place the positioning lug on the gasket towards the outside of the water heater 6 After reassembly check the tightness of the lower flange Important The screws for the inspection hatch must be tightened to 6 N m 1 0 Use a torque wrench 8 4 Cleaning the installation s extractor outlets Clean the extractor outlets at least twice a yea...

Page 63: ...No Date Checks made Remarks By Signature 8 Maintenance EN 7602142 v11 24042019 TWH 200 EV 63 ...

Page 64: ... List of or type codes Tab 16 Code Description Checking solution Parameters error on the PCU PCB Reset the parameters See Restoring factory settings section Maximum domestic hot water temperature excee ded when domestic hot water production is not guaranteed by either the compressor or the back up Check the top domestic hot water sensor con nection Check that the back up is not permanently actu at...

Page 65: ...pressure switch open Bad connection Check that the sensor is correctly connected Check the connection and the connectors Check that the corresponding sensor is correctly fitted Defective sensor Replace the sensor if necessary Air pressure switch in short circuit Bad connection Check that the sensor is correctly connected Check the connection and the connectors Check that the corresponding sensor i...

Page 66: ...ors Check that the sensor has been fitted properly Sensor failure Check the Ohmic value of the sensor Replace the sensor if necessary The bottom domestic hot water temperature sen sor is open Bad connection Check whether the sensor is connected Check the connection and the connectors Check that the sensor has been fitted properly Sensor failure Check the Ohmic value of the sensor Replace the senso...

Page 67: ...he input CONTROL PWM FAN on the fan Check that the fan is operating correctly Check the condition of the filter Check that the PCB is operating correctly The LP pressure switch alarm has been triggered more than 3 times during the last 24 hours Error code Note Domestic hot water production is assured by the back up if the back up is authorised Check the position of the evaporator tempera ture sens...

Page 68: ... displayed along with its time and date displayed in turn 3 Press the MODE key to access the details of the error Use the and keys to scroll through the list of errors Use the MENU key to return to the list of errors 9 2 2 Displaying lockouts bL 1 When the bL menu is displayed press the MODE key 2 The code for the most recent lockout is displayed along with its time and date displayed in turn 3 Pr...

Page 69: ...ckout and error memory to zero 1 When the CLr menu is displayed press the MODE key The lockout and error memory is reset to zero Fig 65 C004191 A 1 4 3 4 1 2 MENU MODE 9 Troubleshooting EN 7602142 v11 24042019 TWH 200 EV 69 ...

Page 70: ... 10 31 12 13 36 1 3 4 5 32 33 2 6 20 28 21 17 35 34 16 19 26 27 18 8 11 9 7 14 29 30 Tab 19 Markers Reference Description 1 89705516 Kit with 4 M10 screws 2 96110104 L102N washer 3 7603185 5x50 PLASGOB screws 10x 4 S100963 LL5 washer 5 7601419 Spacer casing 6 7601420 Bracket for PCBs 7 96550354 Spacer 8 95320187 Cable clamp 222 01 0087 9 95740600 CB Z 3 5x25 ZN screw yellow 10 96493042 Earth pop r...

Page 71: ... SFH22234 LP pressure switch 23 7602629 HP pressure switch 24 7601631 SCHRADER plug 25 7603325 EH334 filter 26 7703933 Schrader Valve 42996 27 SFH81066 3 8 clamp 28 7601611 Air pressure switch 29 7601415 Fan 30 7601418 Fan bracket 31 95740621 M4x12 screw 32 94994705 Pipe external Ø 9 internal Ø 6 33 7603173 Capacitor 34 96110061 Washer 35 95800252 HM6 nut 36 7609181 HP pressure switch cable 10 Spa...

Page 72: ...Trim panel 3 300025930 Front cover 4 7601626 Wiring harness 3 tank sensors 6 7601781 Control module 7 300019082 Heating element up to December 2016 8 97866635 Mounting plate up to December 2016 9 7601513 Complete safety thermostat 10 200006681 Power supply wire Black L300 up to December 2016 11 300019070 Connection point up to December 2016 12 8953 4902 Earth wire 10 Spare parts 72 TWH 200 EV EN 7...

Page 73: ...709 Injection plug Black 23 89705511 7 mm gasket retainer ring kit 24 89525501 Complete lower inspection hatch 25 7602241 Condensate discharge duct 26 97860646 M10x35 adjustable foot 27 7605675 3 4 dielectric union 28 200020217 Screws for casing 29 76014444 Cap 30 97758783 RAP CJ 4818 40 cage nut 31 7614372 Heating body 32 300025932 Hatch insulation 33 97525071 Clamp 34 97525072 Square plate 35 76...

Page 74: ...culating pumps is EEI 0 20 Disposal and Recycling Warning The thermodynamic water heater must be dismantled and scrapped by a qualified professional in accordance with prevailing local and national regulations 1 Switch off the thermodynamic water heater 2 Cut the mains electricity supply to the thermodynamic water heater 3 Close the water mains 4 Drain the installation 5 Dismantle the thermodynami...

Page 75: ...chnological information contained in these technical instructions as well as any drawings and technical descriptions supplied remain our property and shall not be multiplied without our prior consent in writing Subject to alterations ...

Page 76: ... THERMEA Czech Republic s r o CZ DE DIETRICH Technika Grzewcza sp z o o PL www dedietrich cz www facebook com DeDietrichPL www dedietrich pl 420 271 001 627 dedietrich bdrthermea cz 48 71 71 27 400 biuro dedietrich pl Jeseniova 2770 56 130 00 Praha 3 ul Północna 15 19 54 105 Wrocław 000 БДP T Pyc RU www dedietrich ru 8 800 333 17 18 info dedietrich ru 129164 Россия г Москва Зубарев переулок д 15 1...

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