Viessmann Vitocal 200-S Installation And Service Instructions For Contractors
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Viessmann Vitocal 200-S Installation And Service Instructions For Contractors

Air/water heat pump, split version for heating and cooling operation
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VIESMANN
Installation and service instructions
for contractors
Vitocal 200-S
Type AWB(-M) 201.D04 to D16
Air/water heat pump, split version for heating operation
Type AWB(-M)-E-AC 201.D04 to D16
Air/water heat pump, split version for heating and cooling operation
For applicability, see the last page
VITOCAL 200-S
Please keep safe.
5790 931 GB
5/2017

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  • Page 1 VIESMANN Installation and service instructions for contractors Vitocal 200-S Type AWB(-M) 201.D04 to D16 Air/water heat pump, split version for heating operation Type AWB(-M)-E-AC 201.D04 to D16 Air/water heat pump, split version for heating and cooling operation For applicability, see the last page VITOCAL 200-S Please keep safe.
  • Page 2 Prior to removing covers from the appliances, Replace faulty components only with genuine wait at least 4 minutes until the voltage has Viessmann spare parts. completely dropped out. Safeguard the system against reconnection. ■ Wear suitable personal protective equipment when ■...
  • Page 3 Installing non-authorised components and making non-approved modifications or con- versions can compromise safety and may inva- lidate our warranty. For replacements, use only original spare parts supplied or approved by Viessmann.
  • Page 4 Index Index 1. Information Disposal of packaging ................Symbols ....................Intended use ..................Product information ................2. Preparing for installation Requirements for on-site connections ........... Indoor unit ................... ■ Outdoor unit ..................10 ■ 3. Installation sequence Installing the outdoor unit ............... 12 Installation information ................
  • Page 5 Ω ■ Indoor unit: Viessmann NTC 20 k (orange marking) ......85 Ω ■ Indoor unit: Viessmann Pt500A (green marking) ........ 86 ■ Outdoor unit: Viessmann NTC 10 k (no marking) ......87 Ω ■ Checking the fuses ................87 6.
  • Page 6 Please dispose of packaging waste in line with statu- tory regulations. DE: Use the disposal system organised by Viessmann. AT: Use the ARA statutory disposal system (Altstoff Recycling Austria AG, licence number 5766). CH: Packaging waste is disposed of by the HVAC contractor.
  • Page 7 Product information Layout Central heating Vitocal 200-S is a split air/water heat pump, comprising The heat pump is able to supply up to 3 heating cir- 1 indoor unit and 1 outdoor unit. cuits: 1 heating circuit without mixer and 2 heating cir- cuits with mixer.
  • Page 8 Preparing for installation Requirements for on-site connections Indoor unit Fig. 1 Cable entry < 42 V Cable entry 400 V~/230 V~, > 42 V Refrigerant line connections Symbol Meaning Connection to the indoor unit Type AWB/AWB-M/ Pipe UNF thread AWB-E-AC/ AWB-M-E-AC Liquid line 201.D04 to D06...
  • Page 9 Preparing for installation Requirements for on-site connections (cont.) Secondary circuit connections Symbol Meaning Connection on the indoor unit (female thread) DHW cylinder flow (on the heating water ¼ side) Heating water return and DHW cylinder re- ¼ turn Heating water flow ¼...
  • Page 10 Preparing for installation Requirements for on-site connections (cont.) Outdoor unit Outdoor unit type 201.D04 to D08 1109 Fig. 2 Cable entry for indoor/outdoor unit Modbus con- necting cable Power cable entry Liquid line 201.D04 to D06: ■ UNF ⁷⁄₁₆ 201.D08: ■...
  • Page 11 Preparing for installation Requirements for on-site connections (cont.) Outdoor unit type 201.D10 to D16 1109 Fig. 3 Cable entry for indoor/outdoor unit Modbus con- necting cable Power cable entry Liquid line UNF ⅝ Hot gas line UNF ⅞...
  • Page 12 Installation sequence Installing the outdoor unit Installation information Types of installation: Condensate: Floorstanding installation with line entry above Ensure that the condensate drains off freely. ■ ■ ground level Create a permanent gravel bed under the outdoor ■ Floorstanding installation with line entry below unit as a soakaway.
  • Page 13 Installation sequence Installing the outdoor unit (cont.) Weight of outdoor units Vitocal 200-S Type Weight in kg 230 V appliances AWB-M 201.D04 ■ AWB-M-E-AC ■ 201.D06 201.D08 201.D10 136.5 201.D13 136.5 201.D16 136.5 400 V appliances 201.D10 ■ AWB-E-AC ■...
  • Page 14 Installation sequence Installing the outdoor unit (cont.) Minimum clearances for 1 outdoor unit Types 201.D04 to D08 1000 Fig. 4 Air intake Air discharge ■ Line entry above ground level: 200 mm ≥ Line entry below ground level: ■ 400 mm ≥...
  • Page 15 Installation sequence Installing the outdoor unit (cont.) Minimum clearances for heat pump cascades (max. 5 outdoor units) Facing layout without partition wall Facing layout with partition wall > 500 > 500 > 500 > 500 > 500 > 500 > 1500 >...
  • Page 16 Installation sequence Installing the outdoor unit (cont.) 1100 Fig. 9 Frost protection for foundations (compacted Fixing points for floorstanding installation supports crushed stone, e.g. 0 to 32/56 mm); thickness of Only for line entry below ground level: DN 125 KG layer subject to local requirements and building conduit with cover and 3 x 30°...
  • Page 17 Installation sequence Installing the outdoor unit (cont.) Floorstanding installation with support; line entry above ground level 3000 3000 1100 1100 Fig. 10 Ground Supports for floorstanding installation (accesso- Pathway, patio ries) Pipe bends for vibration compensation in refriger- Foundation strip ant lines Frost protection for foundations (compacted crushed stone, e.g.
  • Page 18 Installation sequence Installing the outdoor unit (cont.) Floorstanding installation with support; line entry Installing an outdoor unit on foundations below ground level 3000 1100 Fig. 11 Fig. 12 Ground Pathway, patio Refrigerant lines Supports for floorstanding installation (accesso- Indoor/outdoor unit bus cable and outdoor unit ries) power cable Gravel bed as condensate soakaway...
  • Page 19 Installation sequence Installing the outdoor unit (cont.) Wall mounting with bracket set Fig. 13 Gravel bed as condensate soakaway Indoor/outdoor unit bus cable and outdoor unit power cable Anti-vibration mounts (standard delivery of bracket) Openings in the base plate for free drainage of Pipe bends for vibration compensation in refriger- condensate ant lines...
  • Page 20 Installation sequence Installing the outdoor unit (cont.) Opening the wiring chamber Opening the outdoor unit wiring chamber: Types Opening the outdoor unit wiring chamber: Types 201.D04 to 201.D08 201.D10 to 201.D16 Fig. 14 Wiring chamber: ■ Bus connection to the indoor unit ■...
  • Page 21 Installation sequence Installing the indoor unit Transport Please note Impacts, compression and tensile loads can cause damage to the outside panels of the appliance. Never apply loads/weight to the top, front or side panels of the appliance. Requirements for the installation room Please note Note Unfavourable ambient conditions can lead to...
  • Page 22 Installation sequence Installing the indoor unit (cont.) Minimum clearances Fig. 17 Fitting the indoor unit to the wall Fig. 18...
  • Page 23 Installation sequence Connecting the refrigerant lines The outdoor unit is pre-charged with refrigerant R410A. In the following cases, fit oil lift bends in the vertical hot gas line: In heating mode, if the indoor unit is installed higher ■ than the outdoor unit. In cooling mode, if the indoor unit is installed lower ■...
  • Page 24 Installation sequence Connecting the refrigerant lines (cont.) Routing the refrigerant lines Max. height differential, indoor unit outdoor Note ■ – unit: No additional charging is required for line lengths up to 15 m 12 m. ■ Min. line length: ■ Max.
  • Page 25 Installation sequence Connecting the refrigerant lines (cont.) Observe the following during installation: Securing the lines: ■ ■ Wall outlet: – Secure the lines using only pipe clips with soft – No wall outlet where load bearing sections, lintels, elastic insulating lining. damp proofing elements (e.g.
  • Page 26 Installation sequence Connecting the refrigerant lines (cont.) Please note 3. Flare the pipe ends of the refrigerant lines. Contamination (e.g. metal swarf) or moisture in the refrigerant lines will cause the appli- 4. Secure the refrigerant lines. Tighten the nuts with ance to malfunction.
  • Page 27 Installation sequence Connecting the refrigerant lines (cont.) Fig. 24 Liquid line Hot gas line Please note 2. Flare the pipe ends of the refrigerant lines. Contamination (e.g. metal swarf) or moisture in the refrigerant lines will cause the appli- Note ance to malfunction.
  • Page 28 Installation sequence Connecting the refrigerant lines (cont.) Type AWB/ Line Connection to the Torque in Nm AWB-M/ outdoor unit AWB-E-AC/ AWB-M-E-AC 201.D04 Liquid line 6 mm 33 to 42 ⅝ 201.D06 with reducer x ⁷⁄₁₆ 14 to 18 ⅝ Hot gas line 12 mm 63 to 77 ⅞...
  • Page 29 Installation sequence Connecting the secondary circuit (cont.) Note ■ In underfloor heating circuits, install a temperature limiter to restrict the maximum temperature for underfloor heating systems: See page 36. ■ Ensure the minimum flow rate, e.g. by means of an overflow valve: See "Specification"...
  • Page 30 400 V~ 25 m 5 x 2.5 mm ■ heater 230 V~ 25 m 7 x 2.5 mm ■ Outdoor units Vitocal 200-S Type Cable Max. cable length 230 V appliances AWB-M 201.D04 29 m 3 x 2.5 mm ■...
  • Page 31 Installation sequence Electrical connection (cont.) Indoor unit: routing cables to the wiring chamber Fig. 26...
  • Page 32 Installation sequence Electrical connection (cont.) Connecting the Vitoconnect (accessories) Fig. 27 Fig. 28...
  • Page 33 Installation sequence Electrical connection (cont.) Fig. 31 Fig. 29 Fig. 32 Fig. 30...
  • Page 34 Installation sequence Electrical connection (cont.) Indoor unit: overview of connections F16F14F21F20 F11 F7 F13F12 F27F4 X25 193C193A193B Fig. 33 If available: Luster terminals: See page 40. Switching module and power supply for instanta- X1 Terminals for earth conductors of all associ- neous heating water heater: See from page 50.
  • Page 35 Installation sequence Electrical connection (cont.) Controller and sensor PCB: See page 41. Connection for bus cable to outdoor unit (Modbus) Indoor unit: main PCB (230 V~ components) Information regarding the connection values Set the required parameters during commissioning: The specified output is the recommended connected See page 66 onwards.
  • Page 36 Installation sequence Electrical connection (cont.) Plug Terminals Function Explanation 212.2 Heating circuit pump for heating cir- This pump is connected in addition to the secondary ■ cuit without mixer A1/HC1 pump if a heating water buffer cylinder is installed. Connect the temperature limiter to restrict the maxi- ■...
  • Page 37 Installation sequence Electrical connection (cont.) Connecting the temperature limiter, part no. 7151 728, 7151 729 to the mixer extension kit sÖ sÖ Fig. 36 Connect plug sÖ to the extension kit. Temperature limiter Heating circuit pump M3/HC3 Indoor unit: expansion PCB on main PCB (230 V~ components) Information regarding the connection values Set the required parameters during commissioning: ■...
  • Page 38 Installation sequence Electrical connection (cont.) Plug Terminals Function Explanation 222.3 Control of external heat generators Floating contact 222.4 and 1 high limit safety cut-out each (on site, max. 70 °C), to switch off or Note switch between the following compo- The switching contact is a floating N/O contact that is ■...
  • Page 39 Installation sequence Electrical connection (cont.) Plug Terminals Function Explanation 224.4 Instantaneous heating water heater Connection values: control, stage 2 Output: 10 W ■ Voltage: 230 V~ ■ Max. control current: 4(2) A ■ 224.7 Connection values: Output: 100 W ■ Circulation pump for DHW reheat- ■...
  • Page 40 Installation sequence Electrical connection (cont.) Plug Terminals Function Explanation 225.1 Heating circuit pump of the heating Connect a temperature limiter to restrict the maximum circuit with mixer M2/HC2 temperature for underfloor heating circuits (if installed) in series. Connection values: Output: 100 W ■...
  • Page 41 Installation sequence Electrical connection (cont.) Terminals Function Explanation Note No parameters need to be set ■ The compressor is "forced" off as soon as the contact ■ opens. The power-OFF contact signal switches off the power ■ supply to the relevant components, subject to the power supply utility.
  • Page 42 — Connection for Viessmann appliances, e.g. Vitovent 300-F Note If further Viessmann appliances are to be connected to Modbus 1, plug in the Modbus distributor (accessories) (see "Modbus distributor" installation in- structions). Connection for LON communication module (see "LON communication mod- —...
  • Page 43 Installation sequence Electrical connection (cont.) Swimming pool heating Note ■ Swimming pool heating is controlled via EA1 exten- sion with KM BUS. With heat pump cascades, install the swimming pool ■ flow temperature sensor downstream of the 3-way diverter valve for "Swimming pool" and connect it to terminal F21 on the controller and sensor PCB of the lead heat pump.
  • Page 44 Installation sequence Electrical connection (cont.) Outdoor unit: routing cables to the wiring chamber Modbus 230 V/50 Hz Fig. 42...
  • Page 45 Installation sequence Electrical connection (cont.) Outdoor unit: Overview of electrical connections Types 201.D04 to 201.D08, 230 V~ Types 201.D10 to 201.D16, 230 V~ Fig. 43 EEV PCB (refrigerant circuit controller) Fan fuse 6.3 A (slow) Refrigerant circuit controller fuse 6.3 A (slow) Inverter Mains terminals 230 V/50 Hz: See page 48.
  • Page 46 Installation sequence Electrical connection (cont.) Types 201.D10 to 201.D16, 400 V~ Fig. 45 EEV PCB (refrigerant circuit controller) Fan fuse 6.3 A (slow) Refrigerant circuit controller fuse 6.3 A (slow) Inverter Mains terminals 400 V/50 Hz: See page 48. Modbus terminal for bus cable, outdoor unit —...
  • Page 47 Installation sequence Electrical connection (cont.) Rx/Tx- Rx/Tx+ Modbus 230 V/ 50 Hz Fig. 46 Power supply Isolators for non-earthed conductors Danger ■ Install an isolator in the power cable to provide The absence of system component earthing can omnipolar separation from the mains for all active lead to serious injury from electrical current and conductors, corresponding to overvoltage category component damage in the event of an electrical...
  • Page 48 Installation sequence Power supply (cont.) In negotiations with your power supply utility, differ- When using power generated on site (use of power ■ ■ ent supply tariffs for the main power circuits may be generated by the PV system to meet own require- offered.
  • Page 49 Type AWB-M/AWB-M-E-AC 201.D04 to D16 GND Rx/Tx- Rx/Tx+ Modbus Fig. 48 Outdoor unit wiring chamber: See page 20. Power supply 230 V/50 Hz Max. cable length Vitocal 200-S Type Cable Max. cable length 230 V appliances AWB-M 201.D04 29 m 3 x 2.5 mm...
  • Page 50 L2 L3 GND Rx/Tx- Rx/Tx+ Modbus L2 L3 Fig. 49 Outdoor unit wiring chamber: See page 20. Power supply 400 V/50 Hz Max. cable length Vitocal 200-S Type Cable Max. cable length 400 V appliances 201.D10 30 m ■ 5 x 2.5 mm AWB-E-AC ■...
  • Page 51 Installation sequence Power supply (cont.) 1/N/PE 230 V/50 Hz Fig. 50 Mains terminals, switching module, instantaneous heating water heater Jumpers Remove both jumpers in the case of a 1/N/PE 230 V/50 Hz power supply. ■ Recommended power cable: 7 x 2.5 mm Max.
  • Page 52 Installation sequence Power supply (cont.) Do not remove jumpers in the case of a 3/N/PE 400 V/50 Hz power supply. ■ Recommended power cable: 5 x 2.5 mm Max. fuse rating 16 A ■ Economy tariff and power-OFF can be applied ■...
  • Page 53 Installation sequence Power supply (cont.) X3.7 X3.6 5 (400 V~) (230 V~) ≈ Fig. 53 Diagram excluding fuses and RCD Heat pump control unit (indoor unit, luster termi- nals: see chapter "Indoor unit: overview of connec- tions") Instantaneous heating water heater (if installed) Heat pump compressor (outdoor unit) Heat pump control unit power supply: see chapter "Heat pump control unit power supply 230 V~"...
  • Page 54 Installation sequence Power supply (cont.) Connecting the power-OFF signal in heat pump cascades X3.7 X3.6 X3.7 X3.6 X3.7 X3.6 X3.7 X3.6 X3.7 X3.6 Fig. 54 Power-OFF terminal of lead heat pump (indoor unit luster terminals, see chapter "Indoor unit: overview of connections") Power-OFF terminal of lag heat pump 1 Power-OFF terminal of lag heat pump 2...
  • Page 55 Installation sequence Power supply (cont.) Mains power supply in conjunction with on-site power consumption Without power-OFF E1E2 D /D L1 L1 L2 L2 L3 L3 Fig. 55 Heat pump Bi-directional meter (for PV systems to consume Additional consumers (of power generated on site) power on site): Energy taken from power supply utility and energy in the household...
  • Page 56 Installation sequence Power supply (cont.) [{{] 0-10V Fig. 56 EA1 extension Floating N/O contact 2: The agreement of the Connection to controller and sensor PCB power supply utility may be required Floating N/O contact 1: The agreement of the Power supply 1/N/PE 230 V/50 Hz power supply utility may be required Note ■...
  • Page 57 Installation sequence Closing the heat pump (cont.) Fitting the front panel of the indoor unit Fig. 57 3. Ensure that the locking screws are tightened before operating. Fitting the side cover for the outdoor unit In reverse order to "Opening the outdoor unit wiring chamber": See page 20.

  • Page 58: Table Of Contents

    Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance Commissioning steps Inspection steps Maintenance steps Page • • • 1. Opening the heat pump..................... 59 • 2. Compiling reports......................59 • 3. Purging the refrigerant lines and indoor unit..............59 •...

  • Page 59: Opening The Heat Pump

    Commissioning, inspection, maintenance Opening the heat pump Danger Please note Contact with live components can lead to seri- Refrigerant can escape when working on the ous injury from electric current. Some compo- refrigerant circuit. nents on PCBs remain live even after the power Work on the refrigerant circuit must only be car- supply has been switched off.

  • Page 60: Evacuating The Refrigerant Lines And Indoor Unit

    Commissioning, inspection, maintenance Evacuating the refrigerant lines and indoor unit Please note Please note Commissioning is weather-dependent. At out- Escaping refrigerant will cause environmental side temperatures below 0 °C, moisture can pollution. condense and sublimate in the refrigerant lines. ■ Before evacuating the refrigerant lines and the If water droplets and/or ice particles enter the internal unit, check all connections for tight-...

  • Page 61: Charging The Refrigerant Lines And Indoor Unit

    Commissioning, inspection, maintenance Evacuating the refrigerant lines and indoor unit (cont.) Valve for vacuum gauge Vacuum gauge Please note 5. On the pressure gauge set, close the valve to the Overpressure will damage the vacuum gauge. vacuum pump. Never subject the vacuum gauge to positive Stop the vacuum pump and wait approx.

  • Page 62: Checking The Refrigerant Circuit For Leaks

    Commissioning, inspection, maintenance Charging the refrigerant lines and indoor unit (cont.) Line lengths 12 to 30 m: 7. Fit the union nut with copper cap to the service valve (Schrader valve) of the outdoor unit: torque 1. Connect the hose between the pressure gauge set 15 to 20 Nm and refrigerant bottle.

  • Page 63: Checking The Expansion Vessel And Heating Circuit Pressure

    Commissioning, inspection, maintenance Filling and venting the secondary side (cont.) 03. Fill (flush) and vent the secondary circuit via an on-site connection. 04. Check the system pressure at the pressure gauge. Top up with water if required. Minimum system pressure: ■...

  • Page 64: Cleaning The Outdoor Unit Heat Exchanger (Evaporator)

    Commissioning, inspection, maintenance Checking that the fan in the outdoor unit can… (cont.) Types 201.D04 to 201.D08 3. Turn the fan by hand. Fig. 60 Types 201.D10 to 201.D16 4. Turn the fan by hand. Fig. 61 Cleaning the outdoor unit heat exchanger (evaporator) Danger Danger If you touch live components or they come into...

  • Page 65: Checking The Thermal Insulation Of Flared Connections

    Commissioning, inspection, maintenance Cleaning the outdoor unit heat exchanger… (cont.) Cleaning with compressed air 3. Check the aluminium fins of the heat exchanger for deformation and scratches. If necessary, repair 1. Open the outdoor unit casing. with a suitable tool. Danger 4.

  • Page 66: Starting The Heat Pump

    Commissioning, inspection, maintenance Starting the heat pump Please note 2. Wait 2 min. Operating the appliance with insufficient refriger- ant results in appliance damage. 3. Switch ON internal unit voltage. ■ Before starting the appliance, the internal unit and the refrigerant lines must be charged with 4.
  • Page 67 Commissioning, inspection, maintenance Commissioning the system (cont.) Language Date/Time Time Date Start commissioning? Coding Parameter group Parameters level 1 select Temperature Sensor values sensors display Signal inputs Signal inputs display Actuator test Actuator test carry out Subscriber check (LON) Subscriber check carry out Function check Function...
  • Page 68 — — — Sep. cooling cir- — cuit SKK Energy meter — Ventilation unit — X Component is selected. For detailed information on system examples: see Component may be added. www.viessmann-schemen.com. Only in conjunction with a heating water buffer cylinder.
  • Page 69 Commissioning, inspection, maintenance Commissioning the system (cont.) Note Set system scheme 11 for the lag heat pumps in a heat pump cascade. Parameters for circulation pumps and other components Heating circuit pump Parameter Setting "System definition" Ó "System scheme 7000" With heating circuit HC1 without mix- ■...
  • Page 70 Commissioning, inspection, maintenance Commissioning the system (cont.) Remote control for separate cooling circuit or Vitocomfort 200 Parameter Setting "Cooling" Ó "Remote control cooling circ 7116" "1" "Ranking room temp sensor separate cooling circuit 7106" "0" Connection F16 "1" Heating circuit HC1 "2"...
  • Page 71 Commissioning, inspection, maintenance Commissioning the system (cont.) External blocking of compressor and pumps Parameter Setting "System definition" Ó "Effect of external blocking on pumps/compressor 701A" "0" to "31" External blocking of the compressor; mixer in control mode or CLOSED Parameter Setting "System definition"...
  • Page 72 Commissioning, inspection, maintenance Commissioning the system (cont.) Enable external heat source for DHW heating Parameter Setting "External heat source" Ó "Enable external heat source for DHW heating 7B0D" "1" Parameters for immersion heater Parameters Setting "DHW" Ó "Enable electric heaters for DHW heating 6015" "1"...
  • Page 73 Commissioning, inspection, maintenance Commissioning the system (cont.) Adjust values for Vitovent 200-C, if necessary Parameter Setting "Ventilation" Ó ≙ "Set extract air temperature 7D08" "100" to "300" ( 10 to 30 °C) "Flow rate reduced ventilation 7D0A" Subject to sizing "Flow rate nominal ventilation 7D0B"...
  • Page 74 Commissioning, inspection, maintenance Commissioning the system (cont.) Further enabling for Vitovent 300-F, if applicable Parameter Setting "Ventilation" Ó "Enable preheater bank electric 7D01" "1" "Enable reheater bank hydraulic 7D02" "1" "Enable humidity sensor 7D05" "1" "Enable CO2 sensor 7D06" "1" "Type of heat exchanger 7D2E"...
  • Page 75 Commissioning, inspection, maintenance Commissioning the system (cont.) Parameters for Smart Grid Parameter Setting "Smart Grid" Ó "Enable Smart Grid 7E80" "1" "Smart Grid Enable elec heat 7E82" "1" Stage 1 "2" Stage 2 "3" Stage 3 Specify the temperature differential to the selected set value for the chosen function Parameter Setting "Smart Grid"...

  • Page 76: Checking The Heat Pump For Noise

    Commissioning, inspection, maintenance Commissioning the system (cont.) Parameters Setting Lead heat pump Lag heat pump "Electric heater" Ó "Enable instantaneous heating water heater 7900" "0" or "1" "0" or "1" "Enable electric heaters for DHW heating 6015" "0" or "1" —...
  • Page 77 Maintenance Overview of electrical components Indoor unit: ■ See page 34 onwards. ■ Outdoor unit: See page 45 onwards. Indoor unit: opening the programming unit Fig. 65 Removing the cover from programming unit if necessary Fig. 66...
  • Page 78 Maintenance Indoor unit: placing the control panel in its service position Fig. 67...
  • Page 79 Maintenance Overview of internal components: indoor unit Secondary circuit flow temperature sensor (F8) 3-way diverter valve for "central heating/DHW heating" Return temperature sensor, secondary circuit (F9) Secondary pump Secondary circuit drain & fill valve Safety valve Pressure gauge Indoor unit service valve: Schrader valve; can be used in place of the outdoor unit service valve for checking the pressure and evacuating the refriger- ant circuit.
  • Page 80 Maintenance Overview of internal components: outdoor unit Danger Contact with live components can lead to seri- ous injury from electric current. Some compo- nents on PCBs remain live even after the power supply has been switched off. When working on the outdoor unit, isolate the ■...
  • Page 81 Maintenance Overview of internal components: outdoor unit (cont.) Outdoor unit, types 201.D04 to 201.D08 Fig. 69 Schrader valve, high pressure side Air intake temperature sensor (T5) Compressor Heat exchanger (evaporator) Hot gas temperature sensor (T6) Electronic expansion valve Compressor suction gas temperature sensor (T4) 4-way diverter valve Receiver High pressure sensor...
  • Page 82 Maintenance Overview of internal components: outdoor unit (cont.) Outdoor unit, types 201.D10 to 201.D16 Fig. 70 High pressure sensor Heat exchanger (evaporator) Safety high pressure switch Air intake temperature sensor (T5) Compressor 4-way diverter valve Schrader valve, low pressure side Low pressure sensor Compressor suction gas temperature sensor (T4) Evaporator suction gas temperature sensor (T7)
  • Page 83 Maintenance Overview of internal components: outdoor unit (cont.) Receiver Electronic expansion valve Schrader valve, high pressure side Refrigerant circuit controller temperature sensor (T2) Draining secondary side heat pump 1. Close the on-site boiler drain & fill valve. 2. Drain the heat pump at the secondary circuit fill & drain valve (see chapter "Overview of internal com- ponents: Internal unit").
  • Page 84 Maintenance Checking the temperature sensors (cont.) Indoor unit: Viessmann NTC 10 k (blue marking) Ω / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k...
  • Page 85 Maintenance Checking the temperature sensors (cont.) Indoor unit: Viessmann NTC 20 k (orange marking) Ω / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k...
  • Page 86 Maintenance Checking the temperature sensors (cont.) Indoor unit: Viessmann Pt500A (green marking) / °C / °C R / / °C R / / °C R / / °C R / / °C R / ϑ Ω ϑ Ω ϑ Ω...
  • Page 87 Maintenance Checking the temperature sensors (cont.) Outdoor unit: Viessmann NTC 10 k (no marking) Ω / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k...
  • Page 88 Maintenance Checking the fuses (cont.) 3. Check fuses. Replace if necessary. Danger Incorrect or improperly fitted fuses can lead to an increased risk of fire. Insert fuses without using any force. Posi- ■ tion fuses correctly. Only use structurally identical types with ■...
  • Page 89 Indoor unit parts lists Overview of indoor unit assemblies The following details are required when ordering parts: ■ Serial no. (see type plate ■ Assembly (from this parts list) ■ Position number of the individual part within the assembly (from this parts list) Fig.
  • Page 90 Indoor unit parts lists Indoor unit casing 0006 0004 0007 0002 0001 0003 0005 Fig. 72...
  • Page 91 Indoor unit parts lists Indoor unit casing (cont.) Pos. Part 0001 Front panel 0002 Electrical equipment retainer 0003 Pipe seal 0004 Screws (set) 0005 Logo (set) 0006 Wall mounting bracket 0007 Dummy plug...
  • Page 92 Indoor unit parts lists Indoor unit condenser 0007 0011 0012 0010 0008 0009 0004 0001 0002 0013 0003 0004 0005 0006 0007 0008 0004 0009 0008 0010 0009 0010 0011 0006 0005 0003 0002 Fig. 73...
  • Page 93 Indoor unit parts lists Indoor unit condenser (cont.) Pos. Part 0001 Condenser connection assembly 0002 Union nut UNF for liquid line ⅝ 0003 Union nut UNF for hot gas line ⅞ 0004 Union nut G with sealing cap for Schrader valve ¼...
  • Page 94 Indoor unit parts lists Hydraulics, indoor unit type AWB(-M) 0008 0021 0007 0017 0002 0008 0010 0001 0017 0017 0003 0015 0005 0009 0006 0008 0009 0009 0003 0022 0006 0006 0005 0009 0004 0009 0011 0017 0017 0009 0009 0016 0009 0009...
  • Page 95 Indoor unit parts lists Hydraulics, indoor unit type AWB(-M) (cont.) Pos. Part 0001 Hydraulic block 0002 Quick-action air vent valve G ⅜ 0003 Air vent valve G ⅜ 0004 Servomotor, 3-way diverter valve "central heating/DHW heating" 0005 Valve insert, 3-way diverter valve "central heating/DHW heating" 0006 O-rings, valve insert (set) 0007...
  • Page 96 Indoor unit parts lists Hydraulics, indoor unit type AWB(-M)-E-AC 0008 0007 0017 0010 0021 0008 0002 0017 0001 0003 0005 0009 0015 0006 0017 0008 0009 0009 0003 0022 0006 0005 0006 0017 0004 0009 0009 0009 0017 0011 0016 0013 0009 0016...
  • Page 97 Indoor unit parts lists Hydraulics, indoor unit type AWB(-M)-E-AC (cont.) Pos. Part 0001 Hydraulic block 0002 Quick-action air vent valve G ⅜ 0003 Air vent valve G ⅜ 0004 Servomotor, 3-way diverter valve "central heating/DHW heating" 0005 Valve insert, 3-way diverter valve "central heating/DHW heating" 0006 O-rings, valve insert (set) 0007...
  • Page 98 Indoor unit parts lists Indoor unit electrical equipment 0035 0044 0036 0023 0041 0032 0039 0040 0042 0006 0004 0005 0038 0002 0003 0007 0001 0017 0012 0013 0014 0010 0050 0037 0011 0046 Fig. 76...
  • Page 99 Indoor unit parts lists Indoor unit electrical equipment (cont.) Pos. Part 0001 Programming unit 0002 Controller and sensor PCB with cover (CU401) 0003 Base support, controller and sensor PCB 0004 Main PCB with cover (MB761) 0005 Base support, main PCB 0006 Expansion PCB with cover (SA135) 0007...
  • Page 100 Indoor unit parts lists Casing, miscellaneous 0001 0005 0006 0007 0002 0008 0004 0003 0009 Fig. 77...
  • Page 101 Touch-up spray paint, white 0003 Touch-up paint stick, Vitosilver 0004 Touch-up paint stick, white 0005 Vitocal 200-S installation and service instructions 0006 Vitotronic 200, type WO1C operating instructions 0007 Vitotronic 200, type WO1C service instructions 0008 Vitocal 200-S connection and wiring diagram...
  • Page 102 Indoor unit parts lists Casing, miscellaneous (cont.)
  • Page 103 Parts list, outdoor unit types AWB-M/AWB-M-E-AC 201.D04 to 201.D08, 230 V~ Overview of assemblies, outdoor unit 230 V~ The following details are required when ordering parts: ■ Serial no. (see type plate ■ Assembly (from this parts list) ■ Position number of the individual part within the assembly (from this parts list) Fig.
  • Page 104 Parts list, outdoor unit types AWB-M/AWB-M-E-AC 201.D04 to 201.D08, 230 V~ Casing, outdoor unit 230 V~ 0006 0033 0001 0034 0032 0031 0007 0018 0014 0013 0022 0003 0024 0008 0009 0026 0012 0011 0010 0019 0015 0020 0021 0025 0002 0004 0005...
  • Page 105 Parts list, outdoor unit types AWB-M/AWB-M-E-AC 201.D04 to 201.D08, 230 V~ Casing, outdoor unit 230 V~ (cont.) Pos. Part 0001 Cover with gasket 0002 Side panel, right with sound insulation 0003 Side panel, left with sound insulation 0004 Front panel with sound insulation 0005 Fan grille 0006...
  • Page 106 Parts list, outdoor unit types AWB-M/AWB-M-E-AC 201.D04 to 201.D08, 230 V~ Refrigerant circuit, outdoor unit types 201.D04 to 201.D08, 230 V~ 0015 0030 0017 0011 0015 0018 0019 0020 0028 0012 0027 0010 0016 0017 0018 0019 0020 0054 0060 0013 0016 0014...
  • Page 107 Parts list, outdoor unit types AWB-M/AWB-M-E-AC 201.D04 to 201.D08, 230 V~ Refrigerant circuit, outdoor unit types 201.D04… (cont.) Pos. Part 0001 Compressor 0002 Refrigerant receiver 0003 Refrigerant receiver base fixing 0004 Oil separator 0005 4-way diverter valve 0006 Compressor base plate 0007 Anti-vibration mounts 0008...
  • Page 108 Parts list, outdoor unit types AWB-M/AWB-M-E-AC 201.D04 to 201.D08, 230 V~ Electrical equipment, outdoor unit 230 V~ 0043 0084 0051 0008 0064 0009 0030 0067 0066 0022 0049 0070 0085 0063 Fig. 81...
  • Page 109 Parts list, outdoor unit types AWB-M/AWB-M-E-AC 201.D04 to 201.D08, 230 V~ Electrical equipment, outdoor unit 230 V~ (cont.) Pos. Part 0008 EEV PCB (refrigerant circuit controller) 0009 Inverter 0022 230 V~ cable harness 0030 Mains terminals 0043 Compressor connecting cable 0049 Temperature sensor cable harness 0051...
  • Page 110 Parts list, outdoor unit types AWB-M/AWB-M-E-AC 201.D04 to 201.D08, 230 V~ Electrical equipment, outdoor unit 230 V~ (cont.)
  • Page 111 Parts list, outdoor unit 230 V~, type AWB-M/AWB-M-E-AC 201.D10 to 201.D16 Overview of assemblies, outdoor unit 230 V~ The following details are required when ordering parts: ■ Serial no. (see type plate ■ Assembly (from this parts list) ■ Position number of the individual part within the assembly (from this parts list) Fig.
  • Page 112 Parts list, outdoor unit 230 V~, type AWB-M/AWB-M-E-AC 201.D10 to 201.D16 Casing, outdoor unit 230 V~ 0001 0006 0033 0031 0034 0032 0028 0030 0003 0007 0027 0029 0013 0006 0018 0022 0024 0008 0011 0013 0025 0012 0010 0023 0011 0026 0019...
  • Page 113 Parts list, outdoor unit 230 V~, type AWB-M/AWB-M-E-AC 201.D10 to 201.D16 Casing, outdoor unit 230 V~ (cont.) Pos. Part 0001 Cover with gasket 0002 Side panel, right with sound insulation 0003 Side panel, left with sound insulation 0004 Front panel with sound insulation 0005 Fan grille 0006...
  • Page 114 Parts list, outdoor unit 230 V~, type AWB-M/AWB-M-E-AC 201.D10 to 201.D16 Refrigerant circuit, outdoor unit 230 V~ 0025 0010 0012 0011 0023 0013 0005 0030 0026 0015 0016 0028 0060 0017 0018 0019 0061 0020 0008 0009 0031 0015 0035 0015 0032 0022...
  • Page 115 Parts list, outdoor unit 230 V~, type AWB-M/AWB-M-E-AC 201.D10 to 201.D16 Refrigerant circuit, outdoor unit 230 V~ (cont.) Pos. Part 0001 Compressor 0002 Refrigerant receiver 0003 Refrigerant receiver base fixing 0004 Oil separator 0005 4-way diverter valve 0006 Compressor base plate 0007 Anti-vibration mounts 0008...
  • Page 116 Parts list, outdoor unit 230 V~, type AWB-M/AWB-M-E-AC 201.D10 to 201.D16 Electrical equipment, outdoor unit 230 V~ 0043 0084 0051 0008 0064 0009 0030 0066 0067 0022 0049 0085 0070 0063 Fig. 85...
  • Page 117 Parts list, outdoor unit 230 V~, type AWB-M/AWB-M-E-AC 201.D10 to 201.D16 Electrical equipment, outdoor unit 230 V~ (cont.) Pos. Part 0008 EEV PCB (refrigerant circuit controller) 0009 Inverter 0022 230 V~ cable harness 0030 Mains terminals 0043 Compressor connecting cable 0049 Temperature sensor cable harness 0051...
  • Page 118 Parts list, outdoor unit 230 V~, type AWB-M/AWB-M-E-AC 201.D10 to 201.D16 Electrical equipment, outdoor unit 230 V~ (cont.)
  • Page 119 Parts list, outdoor unit types AWB/AWB-E-AC 201.D10 to 201.D16, 400 V~ Overview of assemblies, outdoor unit 400 V~ The following details are required when ordering parts: ■ Serial no. (see type plate ■ Assembly (from this parts list) ■ Position number of the individual part within the assembly (from this parts list) Fig.
  • Page 120 Parts list, outdoor unit types AWB/AWB-E-AC 201.D10 to 201.D16, 400 V~ Casing, outdoor unit 400 V~ 0001 0031 0032 0030 0029 0034 0006 0028 0027 0003 0018 0033 0007 0014 0013 0013 0006 0011 0010 0024 0008 0022 0025 0023 0017 0011 0026...
  • Page 121 Parts list, outdoor unit types AWB/AWB-E-AC 201.D10 to 201.D16, 400 V~ Casing, outdoor unit 400 V~ (cont.) Pos. Part 0001 Cover with gasket 0002 Side panel, right with sound insulation 0003 Side panel, left with sound insulation 0004 Front panel with sound insulation 0005 Fan grille 0006...
  • Page 122 Parts list, outdoor unit types AWB/AWB-E-AC 201.D10 to 201.D16, 400 V~ Refrigerant circuit, outdoor unit 400 V~ 0025 0010 0012 0011 0023 0013 0005 0030 0026 0015 0016 0028 0060 0017 0018 0019 0061 0020 0008 0009 0031 0015 0035 0015 0032 0022...
  • Page 123 Parts list, outdoor unit types AWB/AWB-E-AC 201.D10 to 201.D16, 400 V~ Refrigerant circuit, outdoor unit 400 V~ (cont.) Pos. Part 0001 Compressor 0002 Refrigerant receiver 0003 Refrigerant receiver base fixing 0004 Oil separator 0005 4-way diverter valve 0006 Compressor base plate 0007 Anti-vibration mounts 0008...
  • Page 124 Parts list, outdoor unit types AWB/AWB-E-AC 201.D10 to 201.D16, 400 V~ Electrical equipment, outdoor unit 400 V~ 0043 0084 0051 0008 0009 0064 0064 0064 0030 0066 0067 0022 0049 0070 0085 0063 Fig. 89...
  • Page 125 Parts list, outdoor unit types AWB/AWB-E-AC 201.D10 to 201.D16, 400 V~ Electrical equipment, outdoor unit 400 V~ (cont.) Pos. Part 0008 EEV PCB (refrigerant circuit controller) 0009 Inverter 0022 230 V~ cable harness 0030 Mains terminals 0043 Compressor connecting cable 0049 Temperature sensor cable harness 0051...
  • Page 126 Commissioning/service reports Hydraulic parameter report Settings and test values Set value Commissioning Maintenance/ service Checking external heating circuit pumps Circulation pump type Circulation pump stage Overflow valve setting Commissioning, primary circuit Air intake temperature °C ("Diagnosis" "System overview") Ó Air discharge temperature °C ("Diagnosis"...
  • Page 127 Commissioning/service reports Control parameter report (cont.) Parameter Code Delivered condition Commission- Maintenance/ service "Output lag heat pump" 700B Never adjust "Use of heat pump in cascade" 700C "Runtime balance cascade" 700D "Temperature range input 0...10 V, cool- 700E Never adjust ing mode"...
  • Page 128 Commissioning/service reports Control parameter report (cont.) External heat generator Parameter Code Delivered condition Commission- Maintenance/ service "Enable external heat source" 7B00 "Priority ext. heat source/instant. heating 7B01 water heater" ≙ "Dual mode temperature external heat 7B02 100 ( 10 °C) source"...
  • Page 129 Commissioning/service reports Control parameter report (cont.) Parameter Code Delivered condition Commission- Maintenance/ service ≙ "Set DHW temperature" 6000 500 ( 50 °C) ≙ "Min. DHW temperature" 6005 100 ( 10 °C) ≙ "Max. DHW temperature" 6006 600 ( 60 °C) ≙...
  • Page 130 Commissioning/service reports Control parameter report (cont.) Electric booster heater Parameter Code Delivered condition Commission- Maintenance/ service "Enable instantaneous heating water 7900 heater" "Enable electric heaters for DHW heat- 7901 ing" "Enable instant. heating water heater for 7902 central heating" "Start delay instantaneous heating water 7905 30 min heater"...
  • Page 131 Commissioning/service reports Control parameter report (cont.) Heating water buffer cylinder Parameter Code Delivered condition Commission- Maintenance/ service "Enable buffer cylinder/low loss header" 7200 ≙ "Temp in operating status fixed value for 7202 500 ( 50 °C) buffer cyl" ≙ "Hysteresis temperature heating buffer 7203 50 ( 5 K)
  • Page 132 Commissioning/service reports Control parameter report (cont.) Heating circuit 2 Parameter Code Delivered condition Commission- Maintenance/ service ≙ "Standard room temperature" 3000 200 ( 20 °C) ≙ "Reduced room temperature" 3001 160 ( 16 °C) "Remote control" 3003 "Room temperature control" 3005 0 Without remote control...
  • Page 133 Commissioning/service reports Control parameter report (cont.) Cooling Parameter Code Delivered condition Commission- Maintenance/ service "Cooling function" 7100 "Cooling circuit" 7101 ≙ "Set room temperature separate cooling 7102 200 ( 20 °C) circuit" ≙ "Min. flow temperature cooling" 7103 200 ( 20 °C) "Influence room temperature hook-up 7104...
  • Page 134 Commissioning/service reports Control parameter report (cont.) Parameter Code Delivered condition Commission- Maintenance/ service "Heating circuit for blocking bypass 7D21 damper" ≙ "Control voltage matching" 7D27 0 V) "Fan for control voltage matching" 7D28 "Strategy, passive frost protection" 7D2C "Type of heat exchanger" 7D2E "Installation position"...
  • Page 135 Commissioning/service reports Control parameter report (cont.) Parameter Code Delivered condition Commission- Maintenance/ service "Standard ventilation" C10B Vitovent 200-W: ■ 50 % Vitovent 300-C: ■ 100 m Vitovent 300-W: ■ 150 m "Intensive ventilation" C10C Vitovent 200-W: ■ 75 % Vitovent 300-C: ■...
  • Page 136 Commissioning/service reports Control parameter report (cont.) Photovoltaics Parameter Code Delivered condition Commission- Maintenance/ service "Enable own energy consumption PV" 7E00 ≙ "Prop. of external current" 7E02 10 ( 10 %) ≙ "Threshold for electrical power" 7E04 0 W) "Enable own energy consumptn for set 7E10 DHW temperature 2"...
  • Page 137 Commissioning/service reports Control parameter report (cont.) Communication Parameter Code Delivered condition Commission- Maintenance/ Service "Number of heat pump in cascade" 7707 "Enable LON communication module" 7710 "LON subscriber number" 7777 "LON fault manager" 7779 "LON system number" 7798 "Interval for data transfer via LON" 779C 20 min "Source outside temperature"...
  • Page 138 Specification Specification 230 V appliances Type AWB-M/AWB-M-E-AC 201.D0 201.D0 201.D0 201.D1 201.D1 201.D1 Heating performance data to EN 14511 (A2/W35) Rated heating output 2.61 3.10 4.04 5.01 5.92 6.47 Fan speed Power consumption 0.73 0.84 1.02 1.27 1.48 1.79 Coefficient of performance (COP) in heating 3.57 3.67...
  • Page 139 Specification Specification (cont.) Type AWB-M/AWB-M-E-AC 201.D0 201.D0 201.D0 201.D1 201.D1 201.D1 Heating water (secondary circuit) Minimum flow rate 1400 1400 1400 Minimum volume in the heating system, can- not be fitted with shut-off devices Max. external pressure drop (RFH) at mini- mbar mum flow rate 70.5...
  • Page 140 Specification Specification (cont.) Type AWB-M/AWB-M-E-AC 201.D0 201.D0 201.D0 201.D1 201.D1 201.D1 Compressor (hermetically sealed) Type Scroll Oil in compressor Type 3 MAF POE ■ Quantity of oil in compressor 0.76 0.76 0.76 1.17 1.17 1.17 ■ Permissible operating pressure High pressure side ■...
  • Page 141 Specification Specification (cont.) Type AWB-M/AWB-M-E-AC 201.D0 201.D0 201.D0 201.D1 201.D1 201.D1 Energy efficiency class to EU Regulation no. 811/2013 Heating, average climatic conditions Low temperature applications (W35) ■ Medium temperature applications (W55) ■ Performance data as per EU Regulation No. 811/2013 (average climatic conditions) Low temperature applications (W35) Energy efficiency...
  • Page 142 Specification Specification (cont.) Type AWB/AWB-E-AC 201.D10 201.D13 201.D16 Cooling performance data to EN 14511 (A35/W18) Rated cooling capacity 6.20 7.55 10.00 Fan speed Power consumption 1.77 2.29 3.57 Energy efficiency ratio EER in cooling mode 3.50 3.30 2.80 Output control Up to 8.0 Up to 9.5 Up to 10.5...
  • Page 143 Specification Specification (cont.) Type AWB/AWB-E-AC 201.D10 201.D13 201.D16 Max. power consumption 2 x 45 2 x 45 2 x 45 Outdoor unit 5.13 5.13 5.15 Secondary pump (PWM) Control unit/PCB, outdoor unit Control unit/PCB, indoor unit Control unit/PCB power, indoor unit 1000 1000 1000...
  • Page 144 Specification Specification (cont.) Type AWB/AWB-E-AC 201.D10 201.D13 201.D16 Secondary circuit connections (female thread) Heating water flow ¼ ¼ ¼ Heating water return and DHW cylinder return ¼ ¼ ¼ DHW cylinder flow ¼ ¼ ¼ Refrigerant line connections Liquid line Pipe 10 x 1 10 x 1...
  • Page 145 Preferred appointment: Date Time Date Time The work that is requested to be carried out by Viessmann will be billed in accordance with the latest Viessmann pricelist. Place / Date Signature Final decommissioning and disposal Viessmann products can be recycled. Components and substances from the system are not part of ordi- nary household waste.
  • Page 146 The product characteristics determined as system values for the product Vitocal 200-S (see technical guide) can be utilised to assess the energy consump- tion of heating and ventilation systems to DIN V 4701-10 specified by the EnEV [Germany].
  • Page 147 Keyword index Keyword index Components............35, 37 Air discharge............14, 15 Compressor............81, 82 Air intake.............. 14, 15 Compressor max. tilting angle........15 Air short circuit............13 Concrete foundations..........18 Air vent valve, secondary circuit.........79 Condensate drain........12, 17, 18, 19 Ambient temperatures..........21 Condensate pan............12 Anti-vibration mounts...........
  • Page 148 Keyword index Keyword index (cont.) Electrical connections – Checking..............63 Heat exchanger cleaning........... 64 – Checking the outdoor unit........65 Heating circuit pump..........36, 69 – Overview..............77 Heating water buffer cylinder bypass......36 Electrical equipment Heating water flow........9, 28, 140, 144 –...
  • Page 149 Keyword index Keyword index (cont.) Intended use..............6 Outside temperature sensor.........41, 83 Internal components..........79, 80 Overview Isolators..............47 – Electrical connections..........77 – Internal components..........79, 80 – Pumps............... 79, 80 KM-BUS distributor............ 42 – Sensors............. 79, 80 – Valves..............79, 80 Overview of assemblies Lag heat pump............
  • Page 150 Keyword index Keyword index (cont.) Power cable............... 30 Ribbon heater.............12 – Heat pump control unit..........48 Ripple control receiver......... 52, 53 Power circuits.............48 Room height...............21 Power consumption..........139, 143 Room temperature sensor........42, 83 Power generated on site..........74 Room volume............. 21 Power-OFF............30, 48 Routing cables.............
  • Page 151 Keyword index Keyword index (cont.) Use................6 Temperature limiter............ 36 Utilisation of power generated on site......48 Temperature sensor........... 83 – Air intake, evaporator........81, 82 – Hot gas..............81, 82 Vacuum gauge............60 – Suction gas............81, 82 Vacuum meter............61 Temperature sensors..........
  • Page 152 7560761 7560762 7560763 7560764 7560765 7560766 7560767 7560768 7560769 Viessmann Werke GmbH & Co. KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford Telephone: +49 6452 70-0 Shropshire, TF1 7YP, GB Fax: +49 6452 70-2780 Telephone: +44 1952 675000 www.viessmann.com Fax: +44 1952 675040...

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