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Viessmann VITOCAL 111-S Installation And Service Instructions Manual
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Viessmann VITOCAL 111-S Installation And Service Instructions Manual

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VIESMANN
Installation and service instructions
for contractors
Vitocal 111-S
Type AWBT-M/AWBT-M-E 111.B04 to B08
Type AWBT(-M)/AWBT(-M)-E 111.A12 to A16
Compact heat pump, split version, for heating operation
Type AWBT-M-AC/AWBT-M-E-AC 111.B04 to B08
Type AWBT(-M)-AC/AWBT(-M)-E-AC 111.A12 to A16
Compact heat pump, split version, for heating and cooling operation
VITOCAL 111-S
Please keep safe.
6199592 GB
12/2023

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Summary of Contents for Viessmann VITOCAL 111-S

  • Page 1 VIESMANN Installation and service instructions for contractors Vitocal 111-S Type AWBT-M/AWBT-M-E 111.B04 to B08 Type AWBT(-M)/AWBT(-M)-E 111.A12 to A16 Compact heat pump, split version, for heating operation Type AWBT-M-AC/AWBT-M-E-AC 111.B04 to B08 Type AWBT(-M)-AC/AWBT(-M)-E-AC 111.A12 to A16 Compact heat pump, split version, for heating and cooling operation VITOCAL 111-S Please keep safe.
  • Page 2 Safety instructions Safety instructions Please follow these safety instruc- tions closely to prevent accidents and material losses. Safety instructions explained Danger Note This symbol warns against the risk Details identified by the word "Note" of injury. contain additional information. Please note This symbol warns against the risk of material losses and environmen- tal pollution.
  • Page 3 Safety instructions Safety instructions (cont.) Safety instructions for working on the system Working on the system Please note Electronic assemblies can be dam- Isolate the system from the power sup- ■ aged by electrostatic discharge. ply, e.g. by removing the separate fuse Prior to commencing work, touch or by means of a mains isolator, and earthed objects such as heating or...
  • Page 4 – ate our warranty. Soldering or welding work is being – For installation and replacements, carried out. use only Viessmann original parts Display signs prohibiting smoking. ■ or parts approved by Viessmann. Danger Damage to the refrigerant circuit can cause refrigerant to enter the hydraulic system.
  • Page 5 Index Index 1. Information Disposal of packaging ................Symbols ....................Intended use ..................Product information ................System examples ................■ Maintenance parts and spare parts ............ ■ 2. Requirements for on-site Indoor unit ....................10 connections Outdoor unit ................... 11 Outdoor unit with 1 fan ...............
  • Page 6 Ω ■ Indoor unit: Viessmann NTC 20 k (orange marking) ......93 Ω ■ Indoor unit: Viessmann Pt500A (green marking) ........ 94 ■ Outdoor unit: Viessmann NTC 15 k (no marking) ......95 Ω ■ Outdoor unit: Viessmann NTC 20 k (no marking) ......
  • Page 7 Information Disposal of packaging Please dispose of packaging waste in line with statu- tory regulations. Symbols The steps in connection with commissioning, inspec- Symbol Meaning tion and maintenance are found in the "Commission- Reference to other document containing ing, inspection and maintenance" section and identified further information as follows: Step in a diagram:...
  • Page 8 Product information Structure System without buffer cylinder The Vitocal 111-S is a split compact heat pump com- ■ Central heating prising 1 indoor unit with integral DHW cylinder and The heat pump heats 1 heating/cooling circuit with- 1 outdoor unit.
  • Page 9 AWBT-M-E-AC 111.B R32 230 V~ 230 V~ System examples Available system examples: See www.viessmann-schemes.com. Maintenance parts and spare parts Maintenance parts and spare parts can be identified and ordered directly online. Viessmann Partnershop Login: https://shop.viessmann.com/ Viessmann spare part app www.viessmann.com/etapp...
  • Page 10 Requirements for on-site connections Indoor unit A BC D E C D E Fig. 1 Heating water return G 1 (female thread) Hot gas line: See following table. ¼ Cold water G (female thread) Cable entry for electrical cables on the back of the ¾...
  • Page 11 Requirements for on-site connections Indoor unit (cont.) Refrigerant line connections to the indoor unit Meaning Types 111.B04 to B08 111.A12 to A16 Pipe UNF thread Pipe UNF thread Liquid line 6 mm 10 mm ⅝ ⅝ (reducer x ⁷⁄₁₆ ⅝ supplied) Hot gas line 12 mm...
  • Page 12 Requirements for on-site connections Outdoor unit (cont.) Outdoor unit with 2 fans Fig. 4...
  • Page 13 Installation sequence Installing the outdoor unit Transport Please note Please note Impacts, compression and tensile loads can If the compressor in the outdoor unit is tilted too cause damage to the outside panels of the far, lubricant will enter the refrigerant circuit and appliance.
  • Page 14 Installation sequence Installing the outdoor unit (cont.) With flat roof installation, considerable wind loads Siting in garages, multi-storey car parks and car ■ may occur, depending on the relevant wind zone and parking areas: the height of the building. Have the substructure ■...
  • Page 15 Installation sequence Installing the outdoor unit (cont.) Note When installing the outdoor unit on roof surfaces, ■ To prevent the formation of condensate, all visible there is a risk that structure-borne noise and vibra- components, e.g. pipes, pumps, etc., must be ther- tions will be transmitted into the building.
  • Page 16 Installation sequence Installing the outdoor unit (cont.) Minimum clearances Outdoor unit with 1 fan Fig. 5 Air discharge Air intake Minimum clearance for service and maintenance Cable entry Dimensions in mm Above ground level 1000 ≥ ≥ ≥ ≥ Below ground level 1000 ≥...
  • Page 17 Installation sequence Installing the outdoor unit (cont.) Cable entry Dimensions in mm Above ground level 1000 ≥ ≥ ≥ ≥ Below ground level 1000 ≥ ≥ ≥ ≥ Floorstanding installation Foundations Fit the floor brackets on 2 horizontal foundation strips. We recommend the construction of concrete founda- tions in accordance with the following diagram.
  • Page 18 Installation sequence Installing the outdoor unit (cont.) Floorstanding installation with support; line entry above ground level 3000 3000 Fig. 8 Wall clearance for cable entry above ground level: Pipe clips with EPDM lining See "Minimum clearances". Pipe bend for vibration compensation in the hot Supports for floorstanding installation gas line: Openings in the base plate for free drainage of...
  • Page 19 Installation sequence Installing the outdoor unit (cont.) Floorstanding installation with support; line entry Note below ground level We recommend letting condensate drain away freely, without a condensate pipe. 3000 Fig. 9 Wall clearance for cable entry below ground level: See "Minimum clearances". Supports for floorstanding installation Fig.
  • Page 20 Installation sequence Installing the outdoor unit (cont.) Fig. 11 Support for floorstanding installation (accessories) Gravel bed as condensate soakaway Concrete foundations: See Chapter "Foundations". DN 125 KG conduit (only for line entry below ground level) Wall mounting Installation should only be performed with the bracket Separate installation instructions sets for wall mounting (accessories).
  • Page 21 Installation sequence Installing the outdoor unit (cont.) Wall mounting with bracket set Fig. 12 Wall clearance: See chapter "Minimum clearan- Pipe clips with EPDM lining ces". Pipe bend for vibration compensation in the hot Anti-vibration mount for bracket gas line Openings in the base plate for free drainage of We particularly recommend installing the vibration condensate:...
  • Page 22 Installation sequence Installing the indoor unit (cont.) Requirements for the installation room Danger Minimum room area in combination with refriger- Dust, gases and vapours can be damaging to ant R32 health and trigger explosions. Prevent dust, gases and vapours in the installa- The minimum room area of 3 m must be strictly tion room.
  • Page 23 Installation sequence Installing the indoor unit (cont.) Secondary circuit connections, left/top Secondary circuit connections, right/top Fig. 13 Fig. 14 Minimum room height Minimum room height a depends on the hydraulic con- nection set used. Hydraulic connection set Minimum room height a in mm For surface mounting, for upward 2200...
  • Page 24 If the adjustable feet are used to compensate for an ■ uneven floor (max. 10 mm), distribute the pressure load on the individual feet evenly. Total weight with filled DHW cylinder Vitocal 111-S with 1 fan: ■ 384 kg ■ Vitocal 111-S with 2 fans: 387 kg Fig.
  • Page 25 Installation sequence Connecting the refrigerant lines (cont.) Liquid line Indoor unit higher than outdoor unit Indoor unit Oil lift bends Fig. 18 Without oil lift bends Outdoor unit Hot gas line Liquid line Indoor unit Wall outlet PVC or PE pipes, etc. Closed cell diffusion-proof thermal insulation Refrigerant lines Inside the building...
  • Page 26 Installation sequence Connecting the refrigerant lines (cont.) Securing the refrigerant lines: Recommendation: Mount pipe clips only on compo- ■ ■ Secure refrigerant lines using only pipe clips with soft nents with a mass per unit area 250 kg/m ≥ elastic insulating lining (EPDM). ■...
  • Page 27 Installation sequence Connecting the refrigerant lines (cont.) Vibration compensation outside the building ≤ 1500 Fig. 20...
  • Page 28 Installation sequence Connecting the refrigerant lines (cont.) Vibration compensation within the building ≤ 1500 Fig. 21...
  • Page 29 Installation sequence Connecting the refrigerant lines (cont.) Outdoor unit: Connecting the refrigerant lines Note 1. Remove the side cover: See page 48. For installing the refrigerant lines, embossing is provi- Open the embossing on the casing at the required ded at the various points in the casing: point.
  • Page 30 Installation sequence Connecting the refrigerant lines (cont.) Please note Deburr the cut ends of the pipes. ■ Contamination (e.g. metal swarf) or moisture in ■ Types 111.B04 to 111.B08: the copper pipes of the refrigerant lines will Flare the connections. Do not use solder fittings. cause the appliance to malfunction.
  • Page 31 Installation sequence Connecting the refrigerant lines (cont.) Indoor unit: Connecting the refrigerant lines Fig. 23 Liquid line: Schrader valve ■ Types 111.B04 to 111.B08: Connector 6 mm for UNF with reducer to ¼ ⅝ Types 111.A12 to 111.A16: ■ 10 mm for ⅝...
  • Page 32 Installation sequence Connecting the refrigerant lines (cont.) Torque for refrigerant lines Cable Connection Torque in Nm Liquid line 6 mm 33 to 42 ⅝ 15 to 20 ¼ Hot gas line 12 mm 63 to 77 ⅞ 50 to 54 ½...
  • Page 33 Installation sequence Connecting the secondary circuit (cont.) Safety valve Automatic thermostatic mixing valve The DHW cylinder must have a safety valve to protect With appliances that heat DHW to temperatures above against unduly high pressure. 60 °C, an automatic thermostatic mixing valve must be Recommendation: Install safety valve above top edge installed in the DHW line as protection against scald- of cylinder.
  • Page 34 Installation sequence Connecting the secondary circuit (cont.) 6. Check the internal and on-site hydraulic connec- 7. Thermally insulate lines inside the building. For tions for leaks. heat pumps with a cooling function, use thermal and vapour diffusion-proof insulation. Please note Leaking hydraulic connections lead to appli- 8.
  • Page 35 Installation sequence Aligning the indoor unit SW17 Fig. 26 Only type AWBT(-M)-AC/AWBT(-M)-E-AC: Connecting the cooling circuit Contact humidistat For area cooling systems (e.g. underfloor heating cir- cuit, chilled ceiling), a contact humidistat (accessories) is required.
  • Page 36 Installation sequence Only type AWBT(-M)-AC/AWBT(-M)-E-AC: Connecting the cooling circuit (cont.) Requirements for the contact humidistat: ■ Electrical connection, subject to the type of contact humidistat: – 24 V (recommendation): Connection to F11 on the controller and sensor 230 V~, 0.5 A: –...
  • Page 37 Installation sequence Electrical connection Preparing the electrical connections Cables Danger For cable lengths and cable cross-sections: See the Incorrect wiring can lead to serious injury from ■ following tables. electrical current and result in appliance dam- ■ For accessories: age. Cables with the required number of cores for exter- Take the following measures to prevent drifting nal connections.
  • Page 38 Installation sequence Electrical connection (cont.) Outdoor units Heat pumps with 230 V~ outdoor unit Types Cable Max. cable length Max. fuse rating 111.B04 31 m B13A 3 x 2.5 mm 111.B06 32 m 3 x 4.0 mm 111.B08 20 m B20A 3 x 2.5 mm 32 m...
  • Page 39 Installation sequence Electrical connection (cont.) Connecting the Vitoconnect (accessories) Fig. 29 Fig. 31 Fig. 32 Fig. 30...
  • Page 40 Installation sequence Electrical connection (cont.) Fig. 33 Fig. 34...
  • Page 41 Installation sequence Electrical connection (cont.) Indoor unit: Electrical terminal areas F16F14 145 F0 193A Fig. 35 Heat pump control unit power supply 230 V~: See Main PCB: See page 42. page 52. F3 Fuse 2.0 A (slow) F1 Fuse 6.3 A (slow) If available: Luster terminals: See page 46.
  • Page 42 Installation sequence Electrical connection (cont.) 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 70 onwards. ■ load. ■ Total output of all components connected directly to the heat pump control unit (e.g.
  • Page 43 Installation sequence Electrical connection (cont.) Plug Clamps Function Explanation 212.3 DHW circulation pump Connection values Output: 50 W ■ Voltage: 230 V~ ■ Max. switching current: 4(2) A ■ 212.4 3-way diverter valve for heating water Connection values buffer cylinder bypass or heat pump Output: 130 W ■...
  • Page 44 Installation sequence Electrical connection (cont.) Plug Terminals Function Explanation 214.1 External hook-up, heating/cooling cir- 230 V~ digital input: cuits: 230 V~: Central heating demand for heating circuit ■ Central heating demand, heating cir- M2/HC2 active cuit M2/HC2 0 V: No demand ■...
  • Page 45 Installation sequence Electrical connection (cont.) Plug Terminals Function Explanation 224.4 Control of an instantaneous heating Supply values: water heater, stage 2 Output: 10 W ■ Voltage: 230 V~ ■ Note Max. switching current: 4(2) A ■ For heat pumps with integral instan- taneous heating water heater con- nected at the factory Instantaneous heating water heater...
  • Page 46 Installation sequence Electrical connection (cont.) Indoor unit: Luster terminals (signal and safety connections) Set the required parameters during commissioning: See page 70 onwards. Terminals Function Explanation X3.1 Switched phase Via control unit ON/OFF switch Note Observe the total load 1000 W of all connected compo- nents.
  • Page 47 Installation sequence Electrical connection (cont.) Sensors Plug Sensor Type Outside temperature sensor NTC 10 k Ω Buffer temperature sensor NTC 10 k Ω Contact humidistat 24 V ― Or jumper Note System with heating water/coolant buffer cylinder: ■ If cooling is performed via several heating/cooling circuits, provide a contact humidistat for each heating/cooling circuit.
  • Page 48 Installation sequence Electrical connection (cont.) [{{] 0-10V L1 N Fig. 40 EA1 extension Circulation pump for swimming pool heating Power supply 1/N/PE 230 V/50 Hz (accessories) Junction box (on site) Temperature controller for swimming pool temper- ature control (floating contact: 230 V~, 0.1 A, Fuses and contactor for circulation pump for swim- ming pool heating (accessories) accessories)
  • Page 49 Installation sequence Electrical connection (cont.) Outdoor unit with 2 fans: Open wiring chamber Fig. 43 Modbus cable to the indoor unit Compressor power supply...
  • Page 50 Installation sequence Electrical connection (cont.) Connecting the Modbus cable between the indoor and outdoor unit Outdoor unit with 1 fan Types 111.B04 to B06 CN12 < 42 V Fig. 44 Type 111.B08 CN12 < 42 V Fig. 45...
  • Page 51 Installation sequence Electrical connection (cont.) Outdoor unit with 2 fans < 42 V Fig. 46 Types 111.A12 to A16 only: Electromagnetic interference suppression of connecting cables Fig. 47...
  • Page 52 Installation sequence Power supply Isolators for non-earthed conductors Danger ■ Install an isolator in the power cable to provide Incorrect core assignment can lead to serious omnipolar separation from the mains for all active injury from electrical current and result in appli- conductors, corresponding to overvoltage category ance damage.
  • Page 53 Installation sequence Power supply (cont.) Heat pump control unit power supply 230 V~ Note This connection must be made with a flexible power ■ cable. ■ This supply must never be blocked. ■ Max. fuse rating 16 A Standard tariff: No economy tariff with power-OFF ■...
  • Page 54 Installation sequence Power supply (cont.) 3/N/PE 400 V/50 Hz Fig. 50 Mains terminals, switching module, instantaneous heating water heater Jumpers 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.
  • Page 55 Installation sequence Power supply (cont.) Types Cable Max. cable length Max. fuse rating 111.B04 31 m B13A 3 x 2.5 mm 111.B06 32 m 3 x 4.0 mm 111.B08 20 m B20A 3 x 2.5 mm 32 m 3 x 4.0 mm 111.A12 25 m B32A...
  • Page 56 Installation sequence Power supply (cont.) Heat pump compressor (outdoor unit) X3.7 Heat pump control unit power supply: See chapter X3.6 "Heat pump control unit power supply 230 V~" Premium tariff meter (400 V~) Ripple control receiver backup fuse 7 (230 V~) Ripple control receiver (contact open: Power-OFF enabled);...
  • Page 57 Installation sequence Power supply (cont.) Mains power supply in conjunction with on-site power consumption Without power-OFF Vitocal Vitocal 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): in the household Energy taken from power supply utility and energy...
  • Page 58 Installation sequence Closing the heat pump (cont.) Indoor unit: Fitting the front panels Fig. 56 4. Ensure that the locking screw is tightened before operating. Outdoor unit: Fitting the side cover In reverse order to "Opening the wiring chamber": See page 48.
  • Page 59 Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance Commissioning steps Inspection steps Maintenance steps Page • • • 1. Opening the heat pump..................... 60 • 2. Compiling reports......................60 • 3. Purging the refrigerant lines and indoor unit..............60 •...
  • Page 60 Commissioning, inspection, maintenance Opening the heat pump Danger Please note Contact with live components can lead to seri- Commissioning immediately after installation ous injury from electric current. Some compo- can lead to appliance damage. nents on PCBs remain live even after the power Wait at least 30 min between installing and supply has been switched off.
  • Page 61 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 62 Commissioning, inspection, maintenance Evacuating the refrigerant lines and indoor unit (cont.) 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 Switch off vacuum pump. Wait approx. 5 min. If the pressure.
  • Page 63 Commissioning, inspection, maintenance Charging the refrigerant lines and indoor unit (cont.) 2. Recharge with the required amount of refrigerant: 7. Fit the union nut with copper cap to the service 54 g/m line length valve (Schrader valve) of the outdoor unit: Torque 15 to 20 Nm Please note Escaping refrigerant will cause environmen-...
  • Page 64 Commissioning, inspection, maintenance Filling and venting the secondary side Unsuitable fill and top-up water increases the level of 03. Fill (flush) and vent the secondary circuit via an deposits and corrosion. This can lead to system dam- on-site connection. age. Hard water can also cause damage to the instantane- Please note ous heating water heater in particular.
  • Page 65 Commissioning, inspection, maintenance Filling and venting the DHW cylinder on the DHW side 1. The lever on valve must be in the "left" position. 2. Open the on-site DHW supply and a DHW draw-off point. 3. Once air stops coming out of the DHW draw-off point, the loading cylinder is completely filled.
  • Page 66 Commissioning, inspection, maintenance Testing the anode connection 1. Remove thermal insulation 2. Check that earth cable is connected to protec- tive magnesium anode 3. Insert thermal insulation , ensuring it is imper- meable. A B C Fig. 61 Measuring the anode earth current with an anode tester 1.
  • Page 67 Commissioning, inspection, maintenance Replacing the protective magnesium anode Note Please note If the protective magnesium anode needs to be A short circuit between the protective magne- replaced, a maintenance-free impressed current anode sium anode and the indirect coil negates the (accessories) can be used.
  • Page 68 Commissioning, inspection, maintenance Cleaning the DHW cylinder (cont.) 3. To prevent contaminants entering the pipework, separate the DHW cylinder from the pipework. 4. Remove loose deposits with a pressure cleaner. Please note Pointed or sharp cleaning tools will damage the cylinder interior. Only use plastic tools to clean the inside.
  • Page 69 Commissioning, inspection, maintenance Cleaning the outdoor unit heat exchanger (evaporator) Danger 2. Clean the heat exchanger from the inside out If you touch live components or they come into with compressed air. contact with water, this can result in serious injury due to electric shock.
  • Page 70 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 71 Commissioning, inspection, maintenance Commissioning the system (cont.) Language setting Date/time Time Date setting setting setting Safety query "Free minimum room area adhered to" Start commissioning? Query Secondary circuit "Secondary circuit filled" filled? Instantaneous heating Instantaneous heating water heater enable water heater blocked Code Parameter group Parameter...
  • Page 72 Commissioning, inspection, maintenance Commissioning the system (cont.) Deactivating the service menu 4. Select parameter: "System scheme 7000" The service menu remains active until it is disabled 5. Set a system scheme: e.g. "6" with "Terminate service?", or if no key is pressed for 30 min.
  • Page 73 — Energy meter — Ventilation unit — X Component is selected. Detailed information on system examples: See Component may be added. www.viessmann-schemes.com. Parameters for circulation pumps and other components Heating circuit pump Parameter Setting "System definition" Ó "System scheme 7000"...
  • Page 74 Commissioning, inspection, maintenance Commissioning the system (cont.) Parameter Setting "Internal hydraulics" Ó "Rated output heating circuit pump HC2 734A" Set the required rated output in %. Mixer extension kit for heating circuit M3/HC3 Parameter Setting "System definition" Ó "System scheme 7000" With heating circuit HC3 Note Set rotary switch S1 in the extension...
  • Page 75 Commissioning, inspection, maintenance Commissioning the system (cont.) External changeover of the operating status of various system components Parameter Setting "System definition" Ó "System components for external changeover 7011" "0" to "127" "Operating status for external changeover 7012" "0" to "3" "Duration of external changeover 7013"...
  • Page 76 Commissioning, inspection, maintenance Commissioning the system (cont.) Cooling function on systems with heating water buffer cylinder Parameter Setting "Cooling" Ó "Cooling function 7100" "3" "Cooling circuit 7101" "1" Heating circuit HC1 "2" Heating circuit HC2 "3" Heating circuit HC3 "4" Separate cooling circuit SKK "Buffer cylinder"...
  • Page 77 Commissioning, inspection, maintenance Commissioning the system (cont.) Parameters for instantaneous heating water heater Parameter Setting "Electr booster heater" Ó "Enable instantaneous heating water heater 7900" "1" "Output for instant. heating water heater at power-OFF 790A" "1" 3 kW "2" 6 kW "3"...
  • Page 78 Commissioning, inspection, maintenance Commissioning the system (cont.) Further enabling for Vitovent 200-C if necessary Parameter Setting "Ventilation" Ó "Enable preheater bank electric 7D01" "0" Defrosting without preheating coil ("Strategy, passive frost pro- tection 7D2C") "1" Frost protection with preheating coil; defrosting via bypass "2"...
  • Page 79 Commissioning, inspection, maintenance Commissioning the system (cont.) Adjust values for Vitovent 200-W/300-C/300-W if necessary Parameter Setting "Ventilation" Ó "Set room temperature C108" Max. 4 K higher or lower than "Stand- ard room temperature 2000" (adjust- ≙ ment value: 1 0.1 °C) "Background ventilation C109"...
  • Page 80 Commissioning, inspection, maintenance Commissioning the system (cont.) Parameters for utilisation of power generated on site Parameter Setting "Photovoltaics" Ó "Enable own energy consumption PV 7E00" "1" ≙ "Threshold for electrical power 7E04" "0" to "300" ( 0 to 30 kW) Enable required functions for utilisation of power generated on site Parameter Setting...
  • Page 81 Commissioning, inspection, maintenance Checking the system function (cont.) Carrying out a function check The function test serves to check the proper function- 5. Terminate function with ing of the different system components. "Vitotronic 200" service instructions Service menu: 1. Press OK + simultaneously and hold for 4-way diverter valve in the outdoor unit å...
  • Page 82 Maintenance Checklist for maintenance work For systems with flammable refrigerants ■ Every person working on the refrigerant circuit must be able to produce a certificate of competence issued by an organisation with industry accreditation. This certificate confirms their competence in the safe handling of refrigerants by means of a standard industry procedure.
  • Page 83 & Any replacement electrical components must be suitable for the ■ application and must correspond to the manufacturer’s specifi- cation. Only replace faulty components with genuine Viessmann spare parts. Carry out all component replacements in accordance with Viess- ■ mann guidelines. If required, consult Viessmann Technical Serv- ice.
  • Page 84 In areas where flammable atmospheres exist, only apply voltage ■ to components which are suitable for flammable atmospheres. Only use Viessmann original parts or parts approved by Viess- ■ mann. Other parts may result in refrigerant becoming ignited in the event of a leak.
  • Page 85 Maintenance Checklist for maintenance work (cont.) Measure Completed Comments Leak detection The following leak detection processes are suitable for systems with flammable refrigerants: Leak detection with electronic refrigerant detectors: Electronic refrigerant detectors may not have the required sensi- ■ tivity or may need to be calibrated to the relevant range. Carry out the calibration in refrigerant-free surroundings.
  • Page 86 Maintenance Opening the programming unit Removing the cover from the programming unit if nec- essary Fig. 69 Fig. 68 Placing the control panel in its service position Fig. 70...
  • Page 87 Maintenance Indoor unit: Overview of internal components Secondary circuit air vent valve Type AWBT(-M)-E/AWBT(-M)-E-AC only: Instantaneous heating water heater Quick-action air vent valve G ⅜ Flow temperature sensor for secondary circuit (F8) Flow switch 3-way diverter valve "central heating/DHW heat- ing"...
  • Page 88 Maintenance Outdoor unit: Overview of internal components 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 89 Maintenance Outdoor unit: Overview of internal components (cont.) Hot gas temperature sensor (discharged, RT16) Filter Safety high pressure switch (pHi) Hot gas line High pressure switch (pHi) Liquid line Defrost temperature sensor (defrosting, RT14) Compressor Electronic expansion valve Liquid separator Filters Low pressure switch (pLo) Evaporator...
  • Page 90 Maintenance Outdoor unit: Overview of internal components (cont.) Outdoor unit with 2 fans Fig. 74 Oil separator Low pressure switch (pLo) Liquid separator High pressure switch (pHi) Liquid line 4-way diverter valve Hot gas line Suction gas temperature sensor (suction, RT4) Compressor Hot gas temperature sensor (discharged, RT3) High pressure sensor...
  • Page 91 Maintenance Draining heat pump on the secondary side 1. Close the on-site boiler drain & fill valve. 2. Draining the heating water side Connect the hose to the drain and fill valve of the secondary circuit. Open the secondary circuit drain and fill valve. 3.
  • Page 92 Hot gas temperature sensor (discharged): NTC 50 k Ω ■ RT3 for type 101.A12/A14/A16 RT16 for type 101.B04/B06/B08 Indoor unit: Viessmann NTC 10 k (blue marking) Ω / °C R / k / °C R / k / °C R / k / °C R / k...
  • Page 93 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 94 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 95 Maintenance Checking the temperature sensors (cont.) Outdoor unit: Viessmann NTC 15 k (no marking) Ω / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k...
  • Page 96 Maintenance Checking the temperature sensors (cont.) Outdoor unit: Viessmann NTC 20 k (no marking) Ω / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k...
  • Page 97 Maintenance Checking the temperature sensors (cont.) Outdoor unit: Viessmann NTC 50 k (no marking) Ω / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k / °C R / k...
  • Page 98 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 99 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 100 Commissioning/service reports Control parameter report (cont.) Parameter Code Delivered condition Commission- Maintenance/ service Operating status for external changeover 7012 Duration of external changeover 7013 Effect of external demand on heat pump/ 7014 heating circuits Effect of ext. blocking on heat pump/heating 7015 circuits Vitocom 100 (type GSM/GSM2 only)
  • Page 101 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 102 Commissioning/service reports Control parameter report (cont.) Electric booster heater Parameter Code Delivered condition Commission- Maintenance/ service Enable instantaneous heating water heater 7900 Enable electric heaters for DHW heating 7901 Enable instant. heating water heater for cen- 7902 tral heating Start delay instantaneous heating water 7905 30 min heater...
  • Page 103 Commissioning/service reports Control parameter report (cont.) Buffer cylinder Parameter Code Delivered condition Commission- Maintenance/ service Enable buffer cylinder/low loss header 7200 ≙ Temp in operating status fixed value for buf- 7202 500 ( 50 °C) fer cyl ≙ Hysteresis temperature heating buffer cylin- 7203 50 ( 5 K)
  • Page 104 Commissioning/service reports Control parameter report (cont.) Heating circuit 2 Parameter Code Factory setting Commission- Maintenance/ service ≙ Standard room temperature 3000 200 ( 20 °C) ≙ Reduced room temperature 3001 160 ( 16 °C) Remote control 3003 Room temperature control 3005 ≙...
  • Page 105 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 cir- 7102 200 ( 20 °C) cuit ≙ Min. flow temperature cooling 7103 200 ( 20 °C) Influence room temperature hook-up cooling 7104...
  • Page 106 Commissioning/service reports Control parameter report (cont.) Parameter Code Delivered condition Commission- Maintenance/ service ≙ Control voltage matching 7D27 0 V) Fan for control voltage matching 7D28 Strategy, passive frost protection 7D2C Type of heat exchanger 7D2E Installation position 7D2F Function, external 230 V input, ventilation 7D3A Duration, bathroom vent.
  • Page 107 Commissioning/service reports Control parameter report (cont.) Parameter Code Delivered condition Commission- Maintenance/ service Intensive ventilation C10C Vitovent 200-W: ■ 75 % Vitovent 300-C: ■ 125 m Vitovent 300-W: ■ 225 m Background ventilation, second fan duct C189 15 % Reduced ventilation, second fan duct C18A 25 % Standard ventilation, second fan duct...
  • Page 108 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 Depending on type ≙ Stop threshold (relative) 7E07 0 kW) Enable own energy consumptn for set DHW...
  • Page 109 Specification Specification Heat pumps with outdoor unit 230 V Type AWBT-M-AC/AWBT-M-E/ 111.B04 111.B06 111.B08 111.A12 111.A14 111.A16 AWBT-M-E-AC Heating performance data to EN 14511 (A2/W35) Rated heating output 3.56 4.48 6.00 7.90 8.50 9.20 Fan speed Power consumption 0.93 1.28 1.67 2.31 2.46...
  • Page 110 Specification Specification (cont.) Type AWBT-M-AC/AWBT-M-E/ 111.B04 111.B06 111.B08 111.A12 111.A14 111.A16 AWBT-M-E-AC Energy efficiency class to Commission Regulation (EU) No 813/2013 Heating, average climatic condi- tions Low temperature application ■ (W35) Medium temperature applica- ■ tion (W55) DHW heating, draw-off profile (XL) Cooling performance data to EN 14511 (type AWBT-M-AC/...
  • Page 111 Specification Specification (cont.) Type AWBT-M-AC/AWBT-M-E/ 111.B04 111.B06 111.B08 111.A12 111.A14 111.A16 AWBT-M-E-AC Heating water (secondary cir- cuit) Minimum flow rate Minimum volume of the heating system, cannot be fitted with shut-off devices Max. external pressure drop mbar (RFH) at minimum flow rate Max.
  • Page 112 Specification Specification (cont.) Type AWBT-M-AC/AWBT-M-E/ 111.B04 111.B06 111.B08 111.A12 111.A14 111.A16 AWBT-M-E-AC Refrigerant circuit Refrigerant R410A R410A R410A Safety group ■ Charge weight 0.95 0.95 ■ Global warming potential 1924 1924 1924 ■ (GWP) equivalent ■ Max. cable length ■ Compressor (hermetically Type Rotating...
  • Page 113 Specification Specification (cont.) Type AWBT-M-AC/AWBT-M-E/ 111.B04 111.B06 111.B08 111.A12 111.A14 111.A16 AWBT-M-E-AC Secondary circuit connections (with connection accessories, fe- male thread) Heating water flow ¼ ¼ ¼ ¼ ¼ ¼ Heating water return ¼ ¼ ¼ ¼ ¼ ¼ ¾ ¾...
  • Page 114 Specification Specification (cont.) Type AWBT-AC/AWBT-E/AWBT-E-AC 111.A12 111.A14 111.A16 Heating performance data to EN 14511 7/W35) – Rated heating output 7.40 7.95 8.70 Power consumption 2.71 2.94 3.20 Coefficient of performance (COP) in heating 2.73 2.70 2.72 ε mode Output control 3.4 to 9.0 3.7 to 9.8 4.0 to 10.6...
  • Page 115 Specification Specification (cont.) Type AWBT-AC/AWBT-E/AWBT-E-AC 111.A12 111.A14 111.A16 Heating water (secondary circuit) Minimum flow rate Minimum volume of the heating system, cannot be fitted with shut-off devices Max. external pressure drop (RFH) at minimum mbar flow rate Max. flow temperature °C Outdoor unit electrical values Rated voltage, compressor...
  • Page 116 Specification Specification (cont.) Type AWBT-AC/AWBT-E/AWBT-E-AC 111.A12 111.A14 111.A16 Integral DHW cylinder Capacity Max. draw-off volume at draw-off temperature of 40 °C, storage temperature of 53 °C and draw-off rate of 10 l/min Performance factor N to DIN 4708 Max. draw-off rate at the specified performance l/min 17.3 17.3...
  • Page 117 Preferred appointment: Date Time Date Time The work requested from Viessmann will be billed to me/us in accordance with the latest Viessmann pricelist. Place/date Signature Final decommissioning and disposal Viessmann products can be recycled. Components Isolate the system from the power supply for decom- and substances from the system are not part of ordi- missioning.
  • Page 118 Appendix Final decommissioning and disposal (cont.) Extracting the refrigerant Decommissioning may only be carried out by a quali- 02. Isolate the system from the power supply. fied contractor who is familiar with the equipment used for refrigerant disposal. 03. Check whether the safety instructions for work on We recommend recovering the refrigerant.
  • Page 119 Declaration of Conformity Declaration of conformity We, Viessmann Climate Solutions SE, D-35108 Allen- Using the serial number, the Declaration of Conformity dorf, declare as sole responsible body that the named can be found on the following website: product complies with the European directives and www.viessmann.co.uk/eu-conformity...
  • Page 120 Keyword index Keyword index Connecting cable, indoor/outdoor unit....... 37 Air discharge.............. 16 Connecting cables........18, 19, 21, 37 Air intake..............16 Connection Air short circuit............15 – Cooling circuit............35 Air vent valve, secondary circuit.........87 – Electric..............37 Alignment..............35 – Electrical components..........37 Anode earth current...........
  • Page 121 Keyword index Keyword index (cont.) Electrical connection Frost protection – Indoor unit............... 41 – Foundations............17 – Outdoor unit............48 Frost protection for foundations......18, 19 – Overview..............41 Frost stat..............46 – Pumps..............42 Function test...............80 – Routing cables............38 Fuse –...
  • Page 122 Keyword index Keyword index (cont.) Inspection..............60 Installation Non-return valve............32 – Indoor unit............... 21 No smoking signs............82 – Outdoor unit............13 Installation, outdoor unit – Bracket set for wall mounting........13 Off signal..............56 Installation in coastal areas........14 Oil lift bends............... 24 Installation information..........
  • Page 123 Keyword index Keyword index (cont.) Product information............8 Parameter group selection......... 72 Programming unit, opening........86 Parameters Protective anode, testing..........66 – Cooling function............75 Protective equipment..........118 – DHW circulation pump..........73 Protective gloves............63 – Electric booster heater..........77 Protective magnesium anode.......67, 68 –...
  • Page 124 Keyword index Keyword index (cont.) Room volume............. 22 Routing cables............38 TA Lärm..............14 Temperature limiter............ 43 Temperature sensor..........46, 91 Safety check...............83 Terminator, Modbus............47 Safety connections.............46 Thermal insulation of flared connections, checking... 69 Safety goggles............63 Tightness test............. 60 Safety instructions, refrigerant........63 –...
  • Page 128 Viessmann Climate Solutions SE Viessmann Limited 35108 Allendorf / Germany 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 E-mail: info-uk@viessmann.com...
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