Viessmann Vitocal 300-A Installation And Service Instructions Manual
  1. Manuals
  2. Brands
  3. Viessmann Manuals
  4. Heat Pump
  5. VITOCAL 300-A
  6. Installation and service instructions manual

Viessmann Vitocal 300-A Installation And Service Instructions Manual

Air/water heat pump with electric drive, 400 v~
Hide thumbs Also See for Vitocal 300-A:
Table of Contents

Advertisement

Quick Links

Download this manual
VIESMANN
Installation and service instructions
for contractors
Vitocal 300-A
Type AWO-AC 301.B07 to B14
Air/water heat pump with electric drive, 400 V~
For applicability, see the last page
VITOCAL 300-A
Please keep safe.
5784 711 GB
1/2017

Advertisement

Table of Contents
loading

Related Manuals for Viessmann Vitocal 300-A

Summary of Contents for Viessmann Vitocal 300-A

  • Page 1 VIESMANN Installation and service instructions for contractors Vitocal 300-A Type AWO-AC 301.B07 to B14 Air/water heat pump with electric drive, 400 V~ For applicability, see the last page VITOCAL 300-A Please keep safe. 5784 711 GB 1/2017...
  • Page 2 ■ Safeguard the system against reconnection. Repair work Please note Repairing components that fulfil a safety func- tion can compromise the safe operation of your system. Replace faulty components with genuine Viessmann spare parts.
  • Page 3 Spare and wearing parts that have not been tes- ted together with the system can compromise its function. Installing non-authorised components and making non-approved modifications or con- versions can compromise safety and may inva- lidate our warranty. For replacement, use only spare parts supplied or approved by Viessmann.

  • Page 4: Table Of Contents

    Overview of internal components ............64 Draining heat pump on the secondary side ........... 65 Checking sensors .................. 65 Viessmann NTC 10 k (marked blue) ..........65 Ω ■ Viessmann Pt500A (marked green) ............ 66 ■ Checking MCB/fuses ................66...
  • Page 5 Index Index (cont.) Fan ..................... 66 ■ Heat pump control unit ............... 66 ■ 6. Parts lists Overview of assemblies ................. 67 Casing ....................68 Base frame .................... 70 Heat pump module ................72 Additional components ................76 Air module ....................78 Miscellaneous ..................

  • Page 6: Information Disposal Of Packaging

    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

    Product information Layout Central cooling Vitocal 300-A is an output-dependent control air/water Central cooling results either through a heating/cooling heat pump for siting outside a building. circuit or via a separate cooling circuit. For this, the The integral radial fan sucks the outdoor air from all...

  • Page 8: Preparing For Installation Requirements Concerning On-Site Connections

    Preparing for installation Requirements concerning on-site connections Ø 1100 Fig. 1 Electrical cable entries Heating water return Connection G 1 with adaptor G 1 to Rp 1 Heating water flow ¼ ¼ Connection G 1 with adaptor G 1 to Rp 1 Condensate hose (flexible) ¼...

  • Page 9: Installation Site Requirements

    Preparing for installation Siting and transport requirements (cont.) Please note Please note Impacts, compression and tensile loads can Tilting the compressor at a steep angle inside cause damage to the outside panels of the the heat pump can result in appliance damage. appliance.

  • Page 10: Minimum Clearances

    Preparing for installation Siting and transport requirements (cont.) Minimum clearances 1500 1500 1500 1500 Fig. 3 Fig. 2 Foundation Install the heat pump level on a permanently solid Drain all condensate derived from the air via a DN 40 ■ base.
  • Page 11 Preparing for installation Siting and transport requirements (cont.) Foundation dimensions No recess in the foundation for cables and hydraulic lines required. Plan view Sectional view Fig. 5 Fig. 4 Heat pump Hydraulic connections on the heat pump (heating Concrete foundation (300 mm thick) consisting of: water flow and heating water return) Condensate drain DN 40 (on site) ■...

  • Page 12: Cables And Hydraulic Lines

    Preparing for installation Siting and transport requirements (cont.) Cables and hydraulic lines Laying the lines underground and routing in through the exterior wall O N M O N M Fig. 6 Concrete foundation (300 mm thick) consisting of: 2 connecting cables inside DN 100 KG conduit (on ■...
  • Page 13 Preparing for installation Siting and transport requirements (cont.) Expansion vessel with safety assembly (accesso- Recommendation: Use Viessmann "Tyfocor" heat ries) transfer medium which is based on ethylene glycol Clearance, house wall foundations: (ready-mixed down to 19 °C, light green). —...
  • Page 14 Preparing for installation Siting and transport requirements (cont.) Required cables and hydraulic lines Fig. 7 Heat pump Power cable, instantaneous heating water heater Electric terminal area in the heat pump (if installed), max. output 9 kW Connecting cable with plug for switching module/ Power cable, compressor/fan (3/N/PE 400 V/ 50 Hz, on site) instantaneous heating water heater, approx.
  • Page 15 Preparing for installation Siting and transport requirements (cont.) Required cable lengths: ■ For the heat pump controller (wall outlet centrally directly below the heat pump controller): 0.6 m from the wall outlet ■ Inside the heat pump (to the electric terminal area): 0.7 m from the top edge of the foundations...

  • Page 16: Installation Sequence Installing The Heat Pump

    Installation sequence Installing the heat pump Fig. 8 1. Position the heat pump according to the details on 2. Align the appliance horizontally. page 8. If the adjustable feet are used to compensate for an uneven floor (max. 10 mm), the pressure load on the feet must be distributed evenly.

  • Page 17: Making The Hydraulic Connections

    Installation sequence Making the hydraulic connections Connecting heating water flow and heating water return at the heat pump Please note Note Mechanically loaded hydraulic connections lead The connecting hoses can be shortened. ■ to leaks, vibration and appliance damage. ■ Completely encase connecting hoses in the supplied ■...

  • Page 18: Fitting The Flow Temperature Sensor, Secondary Circuit

    Installation sequence Making the hydraulic connections (cont.) Note ■ In underfloor heating circuits, install a temperature limiter to restrict the maximum temperature of under- floor heating systems. ■ Ensure minimum flow rate: see "Specification". Fitting the flow temperature sensor, secondary circuit The flow temperature sensor for the secondary circuit 1.
  • Page 19 Installation sequence Making the hydraulic connections (cont.) Fig. 11 Notes on routing the electric ribbon heater Maintain a bend radius of 20 mm. ■ Never route the ribbon heater along sharp edged ■ components.
  • Page 20 Installation sequence Making the hydraulic connections (cont.) Fig. 12...

  • Page 21: Electrical Connections, Heat Pump

    Installation sequence Making the hydraulic connections (cont.) Fig. 13 Electrical connections, heat pump Danger Damaged wiring insulation wiring can lead to serious injury from electrical current and result in appliance damage. Route cables so that they cannot touch very hot, vibrating or sharp-edged components.

  • Page 22: Opening The Wiring Chamber

    Installation sequence Electrical connections, heat pump (cont.) Danger Incorrect wiring can lead to serious injury from electrical current and result in appliance dam- age. Take the following measures to prevent drifting of wires into the adjacent voltage area: Route LV leads < 42 V separately from cables ■...

  • Page 23: Connecting Cables

    Installation sequence Electrical connections, heat pump (cont.) Connecting cables Connecting cables from the heat pump controller < 42 V 230 V~ Fig. 15 Electrical cable: control cable 230 V~ to heat pump Compressor switching module controller (accessories) EEV PCB (refrigerant circuit controller [4]): See Electrical cable: LV lead <...

  • Page 24: Installing The Heat Pump Controller

    Installation sequence Electrical connections, heat pump (cont.) Please note Power cable If covers are not carefully closed, damage from condensation may occur. See page 42. ■ Ensure the diaphragm grommets at the cable entries are seated correctly. Press down on the sealing lip of the cover ■...
  • Page 25 Installation sequence Installing the heat pump controller (cont.) Fig. 18 Cross connect PCB Casing front Plug-in connection ON/OFF switch Controller and sensor PCB Fig. 19...

  • Page 26: Opening The Heat Pump Controller

    Installation sequence Installing the heat pump controller (cont.) Opening the heat pump controller Fig. 20 Electrical connections, heat pump controller Inserting cables/leads and applying strain relief Fig. 21 Cables with moulded strain relief On-site cables...

  • Page 27: Connecting Cables

    Installation sequence Electrical connections, heat pump controller (cont.) Connecting cables GN/YE Fig. 22 Cross connect PCB Controller and sensor PCB Connecting cable (accessories): LV lead < 42 V to heat pump Connecting cable (accessories): control cable 230 V~ to heat pump...

  • Page 28: Adapting The Heat Pump Controller

    Installation sequence Electrical connections, heat pump controller (cont.) Adapting the heat pump controller The secondary pump, the circulation pump for cylinder heating and/or the instantaneous heating water heater (accessories) can only be installed outside the heat pump. The wiring for this needs to be matched. Fig.

  • Page 29: Overview Of Electrical Connections

    Installation sequence Electrical connections, heat pump controller (cont.) Overview of electrical connections Note Route 230 V~ cables and LV cables separately and ■ bundle them tightly together at the terminals. This ensures that, in the event of a fault, e.g. when detaching a wire, the wires cannot drift into the adja- cent voltage area.

  • Page 30: Main Pcb (Function Components 230 V~)

    Installation sequence Electrical connections, heat pump controller (cont.) Main PCB (function components 230 V~) Information regarding the connection values Set the required parameters during commissioning: The specified output is the recommended connected see page 55 onwards. ■ load. ■ The total output of all components connected directly to the heat pump control unit (e.g.
  • Page 31 Installation sequence Electrical connections, heat pump controller (cont.) Plug Terminals Function Explanation 212.2 Heating circuit pump for heating cir- If a heating water buffer cylinder is installed, this ■ cuit without mixer A1/HC1 pump will be installed in addition to the secondary pump.

  • Page 32: Expansion Pcb (230 V~ Components)

    Installation sequence Electrical connections, heat pump controller (cont.) Connecting the temperature limiter, part no. 7151 728, 7151 729 to the mixer extension kit sÖ sÖ Fig. 28 Connect plug sÖ to the extension kit. Temperature limiter Heating circuit pump M3/HC3 Expansion PCB (230 V~ components) Information regarding the connection values Set the required parameters during commissioning:...
  • Page 33 Installation sequence Electrical connections, heat pump controller (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 Connection values (contact breaking capacity) switch between the following compo- Voltage: 230 V~ ■...
  • Page 34 Installation sequence Electrical connections, heat pump controller (cont.) Plug Terminals Function Explanation 223.1 223.2 Central fault message Floating contact: Closed: Fault ■ Open: No fault ■ Not suitable for safety LV ■ Connection values (contact rating): Voltage: 230 V~ ■ Max.

  • Page 35: Cross Connect Pcb (Signal And Safety Connections)

    Installation sequence Electrical connections, heat pump controller (cont.) Immersion heater 400 V~ Immersion heater 230 V~ (on site) 224.7 224.7 X2.N X2.N Fig. 31 Fig. 32 Immersion heater, power supply 3/N/PE Immersion heater, power supply 1/N/PE 400 V/50 Hz 230 V/50 Hz Terminals of the heat pump control unit Terminals of the heat pump control unit Plug...
  • Page 36 Installation sequence Electrical connections, heat pump controller (cont.) Signal and safety connections Terminals Function Explanation Fuse 6.3 A (slow) Note Observe the 1000 W total load of all connected compo- nents. Earth conductor X1. Terminals for earth conductors of all associated system components Neutral conductor X2.N Terminals for neutral conductors of all associated sys-...
  • Page 37 Installation sequence Electrical connections, heat pump controller (cont.) Terminals Function Explanation Note No parameters need to be set ■ No jumper should be installed if a power-OFF contact ■ is connected. The compressor is "forced" off as soon as the contact ■...

  • Page 38: Controller And Sensor Pcb (Sensors)

    Installation sequence Electrical connections, heat pump controller (cont.) Controller and sensor PCB (sensors) Set the required parameters during commissioning: see page 55 onwards. Plug Sensor/component Type F0.1/F0.2 Outside temperature sensor NTC 10 k Ω F0.2/F0.3 Radio clock receiver (accessories) Buffer temperature sensor NTC 10 k Ω...
  • Page 39 Connection for EEV PCB in the heat pump (refrigerant circuit controller [4]): See "Vitotronic 200" service instructions. Note If other Viessmann appliances are to be connected to Modbus 1 (e.g. Vitovent 300-F), insert Modbus distributor (accessories): see the installation instructions for the "Modbus distributor".

  • Page 40: Power Supply

    Installation sequence Electrical connections, heat pump controller (cont.) Temperature controller for swimming pool temper- ature control (floating contact: 230 V~, 0.1 A, accessories) Connection to controller and sensor PCB Power supply Isolators for non-earthed conductors In negotiations with your power supply utility, differ- ■...

  • Page 41: Heat Pump Control Unit Power Supply 230 V

    Installation sequence Power supply (cont.) Information regarding the compressor power sup- ■ Please note An incorrect phase sequence can cause dam- age to the appliance. Make the compressor power supply only in the phase sequence specified (see terminals) with a clockwise rotating field. ■...

  • Page 42: Compressor Power Supply 400 V

    Installation sequence Power supply (cont.) Compressor power supply 400 V~ 3/N/PE 400 V/50 Hz Fig. 36 ■ Fuse protection in accordance with the compressor rating: see "Specification". Economy tariff and power-OFF can be applied ■ No parameters need to be set when using economy ■...

  • Page 43: Power Supply With Power-Off: With On-Site Load Disconnect

    Installation sequence Power supply (cont.) X3.7 X3.6 Fig. 37 Diagram excluding fuses and RCD Heat pump control unit Instantaneous heating water heater Compressor Heat pump control unit power supply Premium tariff meter Backup fuse, ripple control receiver Ripple control receiver (contact open: power-OFF enabled) TNC system feed Economy tariff meter Feed: TNC system...
  • Page 44 Installation sequence Power supply (cont.) X3.7 X3.6 Fig. 38 Diagram excluding fuses and RCD Heat pump control unit Instantaneous heating water heater Compressor Heat pump control unit power supply Premium tariff meter Backup fuse, ripple control receiver Ripple control receiver (contact open: power-OFF enabled) with backup fuse Economy tariff meter Feed: TNC system...

  • Page 45: Mains Power Supply In Conjunction With On-Site Power Consumption

    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. 39 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 46: Closing The Heat Pump

    Installation sequence Power supply (cont.) [{{] 0-10V Fig. 40 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 47 Installation sequence Closing the heat pump (cont.) Please note If a casing door is not securely closed this can lead to damage from condensation, vibrations and excessive noise. Ensure the door to the electrical wiring chamber is sound-proof and diffusion-proof. Ensure that gaskets are seated correctly.
  • Page 48 Installation sequence Closing the heat pump (cont.) 1 Nm Fig. 43 12. The "upper casing part with logo" can be installed on either side.

  • Page 49: Commissioning, Inspec-Steps - Commissioning, Inspection And Maintenance

    Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance Commissioning steps Inspection steps Maintenance steps Page • • • 1. Opening the heat pump..................... 50 • 2. Preparing reports....................... 50 • • 3. Checking the refrigerant circuit for tightness..............50 •...

  • Page 50: Opening The Heat Pump

    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. can lead to appliance damage. ■ Never touch wiring chambers. Wait at least 30 min between installing and –...

  • Page 51: Checking The Expansion Vessel And Heating Circuit Pressure

    Commissioning, inspection, maintenance Filling and venting on the secondary side (cont.) Flush the heating system thoroughly before filling. 1. Open any non-return valves installed on site. ■ ■ Only fill with water of potable quality. ■ If the fill and top-up water has a water hardness 2.

  • Page 52: Checking The Electrical Connections For Firm Seating

    Commissioning, inspection, maintenance Checking the expansion vessel and heating… (cont.) 3. Top up with water until the filling pressure exceeds 4. During commissioning, mark this value on the the pre-charge pressure of the expansion vessel. pressure gauge as minimum charge pressure. On a cold system, the charge pressure must be approx.
  • Page 53 Commissioning, inspection, maintenance Commissioning the system (cont.) Starting the heat pump Switch ON the system power supply, e.g. at the sepa- rate MCB/fuse or at a mains isolator. Commissioning with the commissioning assistant The commissioning assistant automatically guides you Switch ON the ON/OFF switch on the control unit. through all the menus where settings have to be made.
  • Page 54 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 55 Commissioning, inspection, maintenance Commissioning the system (cont.) Required parameters for components connected on site Parameters may need to be set subject to the type of Detailed explanations of parameters appliance, the selected system scheme and the acces- "Vitotronic 200" service instructions sories used.
  • Page 56 Commissioning, inspection, maintenance Commissioning the system (cont.) Parameters for pumps and other components Parameters Setting Heating circuit pump "System definition" Ó "System scheme 7000" With heating circuit A1/HC1 for heat- ■ ing circuit without mixer With heating circuit M2/HC2 for ■...
  • Page 57 Commissioning, inspection, maintenance Commissioning the system (cont.) Parameters Setting Vitocom 100, type GSM/GSM2 "System definition" Ó "Vitocom 100 7017" "1" External extension "System definition" Ó "External extension 7010" "1" EA1 extension "2" AM1 extension "3" EA1 and AM1 extensions Note Parameters for external functions: See the following table.
  • Page 58 Commissioning, inspection, maintenance Commissioning the system (cont.) Parameters for heat pump cascade Parameters Setting Lead heat pump Lag heat pump "Compressor" Ó "Enable use of compressor stage 5012" "0" to "15" — "System definition" Ó "System scheme 7000" "0" to "10" "11"...
  • Page 59 Commissioning, inspection, maintenance Commissioning the system (cont.) Parameters for external heat source Parameters Setting "External heat source" Ó "Enable external heat source 7B00" "1" Enable external heat source for DHW heating "External heat source" Ó "Enable external heat source for DHW heating 7B0D" "1"...
  • Page 60 Commissioning, inspection, maintenance Commissioning the system (cont.) Parameters Setting Other enabling settings, if applicable: "Ventilation" Ó "Enable preheater bank electric 7D01" "1" "Enable reheater bank hydraulic 7D02" "1" "Enable humidity sensor 7D05" "1" "Enable CO2 sensor 7D06" "1" If necessary, set values: "Ventilation"...

  • Page 61: Closing The Heat Pump

    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. "Smart Grid"...

  • Page 62: Maintenance Overview Of Electrical Components

    Maintenance Overview of electrical components Heat pump: see page 23. ■ ■ Heat pump controller: see page 29. Removing the outer casing Remove the complete outer casing on all 4 sides of the heat pump: steps 3 to 11 from page 48 in reverse order.

  • Page 63: Removing The Side Panel

    Maintenance Removing the side panel Please note Constant heat pump operation without the side panel can cause appliance damage. Never switch on the heat pump if the side panel has been removed. Fig. 49 Opening the electrical wiring chamber Open the door of the wiring chamber: see page 22.

  • Page 64: Overview Of Internal Components

    Maintenance Overview of internal components Fig. 50 Low pressure sensor Liquid separator Electronic expansion valve for suction gas super- Liquid gas temperature sensor (downstream of heating (AHX) condenser) (NTC 10 k Ω Electronic expansion valve for refrigerant collector Suction gas temperature sensor (downstream of level control (PHX) evaporator) (NTC 10 k Ω...

  • Page 65: Draining Heat Pump On The Secondary Side

    Pt500A ■ Return temperature, secondary circuit (X25.11/X25.12) ■ Temperature sensor, air intake (X25.1/X25.2) ■ Temperature sensor, air discharge (X25.3/X25.4) ■ Viessmann NTC 10 k (marked blue) Ω Outside temperature sensor Further sensors Temperature in °C Temperature in °C Fig. 51...

  • Page 66: Viessmann Pt500A (Marked Green)

    Maintenance Checking sensors (cont.) Viessmann Pt500A (marked green) Temperature in °C Fig. 53 Checking MCB/fuses For fuse location: see page 23. The 6.3 A H (slow) MCB/fuse is located at the mains terminals of the fan. Heat pump control unit For fuse locations: see page 29 onwards.

  • Page 67: Parts Lists Overview Of Assemblies

    Parts lists Overview of 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. 54 Type plate Casing assembly Base frame assembly...

  • Page 68: Casing

    Parts lists Casing 0001 0012 0003 0003 0008 0012 0008 0004 0004 0008 0008 0006 0006 0002 0003 0003 0010 0008 0010 0013 0008 0004 0004 0008 0008 0005 0006 Fig. 55...
  • Page 69 Parts lists Casing (cont.) Pos. Part 0001 Cover with gasket 0002 Casing top part with logo 0003 Casing top part 0004 Casing central part 0005 Casing bottom part with recess 0006 Casing bottom part 0008 Fins (set) 0010 Logos 0012 Cover support 0013 Screws EPP (set)

  • Page 70: Base Frame

    Parts lists Base frame 0002 0003 0003 0002 0006 0006 0013 0001 0006 0011 0006 0011 0018 0004 0010 0010 0005 0018 0014 0014 0012 0012 0014 0014 0007 0008 0012 0009 0014 0008 0014 0019 0016 0015 0017 Fig. 56...
  • Page 71 Parts lists Base frame (cont.) Pos. Part 0001 Evaporator 0002 Brace, left/right 0003 Brace, front/rear 0004 Condensate pan 0005 Fan mounting plate 0006 Side brace with recess 0007 Top panel 0008 Front brace 0009 Base plate 0010 Side brace 0011 Side brace with entry 0012 Side panel...

  • Page 72: Heat Pump Module

    Parts lists Heat pump module 0014 0043 0038 0026 0028 0039 0029 0040 0030 0027 0020 0028 0029 0015 0020 0016 0016 0060 0069 0037 0023 0025 0009 0024 0022 0021 0041 0010 0018 0003 0012 0019 0010 0017 0011 0018 0020 0012...
  • Page 73 Parts lists Heat pump module (cont.) Pos. Part 0001 Support, right/left 0002 Mounting panel 0003 Hot gas line, 4-way diverter valve 0004 Refrigerant line, 4-way diverter valve evaporator — 0005 Suction gas line, 4-way diverter valve 0006 Low pressure sensor PT5-18T 0007 4-way diverter valve 0008...
  • Page 74 Parts lists Heat pump module (cont.) Pos. Part 0046 Refrigerant line, refrigerant collector — 0048 Refrigerant line, intermediate injection 0049 Intermediate injection solenoid valve 0050 Refrigerant line, refrigerant collector compressor — 0051 Refrigerant collector 0052 Gasket 8 x 50 x 5 mm 0053 Fill level sensor 0054...
  • Page 75 Parts lists Heat pump module (cont.)

  • Page 76: Additional Components

    Parts lists Additional components 0001 0004 0013 0003 0002 0010 0012 0005 0014 0007 0009 0008 0011 Fig. 58...
  • Page 77 Parts lists Additional components (cont.) Pos. Part 0001 Axial fan 0002 Condensate hose 0003 Condensate drain connector 0004 Cover, condensate drain connector 0005 Diaphragm grommets (set) 0007 Insulation mat 0008 Hydraulic connectors with thermal insulation (2 pce) 0009 Temperature sensor Pt500A 0010 Connecting lead for temperature sensor 0011...

  • Page 78: Air Module

    Parts lists Air module 0001 0002 0006 0003 0003 0003 0003 0004 0005 0004 0007 0007 0007 Fig. 59...
  • Page 79 Parts lists Air module (cont.) Pos. Part 0001 Cover 0002 Top cover 0003 Air routing, top 0004 Insert for brace 0005 Flow hood 0006 Condensate pan 0007 Air routing, bottom...

  • Page 80: Miscellaneous

    Parts lists Miscellaneous 0001 0002 0003 Fig. 60...
  • Page 81 Parts lists Miscellaneous (cont.) Pos. Part 0001 Installation and service instructions 0002 System examples 0003 Wiring diagram...

  • Page 82: Electrical Equipment

    Parts lists Electrical equipment 0085 0007 0066 0008 0049 0067 0025 0030 0024 0102 0036 0105 0035 0063 0009 0101 0063 0063 0106 0050 0037 0084 0104 0070 0043 0103 Fig. 61...
  • Page 83 Parts lists Electrical equipment (cont.) Pos. Part 0007 Coding card 0008 EEV PCB [4] 0009 Inverter 0024 Compressor switching module 0025 Contactor, 3-pole 230 V~ 0030 Mains terminal, 5-pole 0035 Spring clip 0036 Fuses 6.3 A (slow) (5 pce) 0037 Outside temperature sensor NTC 10 k Ω...

  • Page 84: Heat Pump Controller

    Parts lists Heat pump controller 0020 0016 0021 0025 0026 0027 0002 0018 0012 0030 0031 0022 0032 0019 0001 0023 0017 0015 0010 0013 0014 0011 0009 0008 0024 0003 0006 0004 0005 0007 Fig. 62...
  • Page 85 Parts lists Heat pump controller (cont.) Pos. Part 0001 Programming unit 0002 ON/OFF switch 0003 Ribbon cable AWG 28, 24 x 0.09 folded 0004 Ribbon cable, 16-pole 0005 Ribbon cable, 10-pole 0006 Cable harness ON/OFF switch 0007 4-pole connecting cable, length 85 mm 0008 Main PCB with cover (MB761) 0009...

  • Page 86: Commissioning/Service Hydraulic Parameter Report

    Commissioning/service reports Hydraulic parameter report Setting and test values Setpoint Commissioning Maintenance/ Service Testing the 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 87 Commissioning/service reports Control parameters report (cont.) System definition Parameters Code Delivered condition Commission- Maintenance/ service "System scheme" (see chapter "System 7000 scheme") ≙ "Temperature differential for calculating 7003 40 ( 4 K) the heating limit" ≙ "Temperature differential for calculating 7004 40 ( 4 K)
  • Page 88 Commissioning/service reports Control parameters report (cont.) Parameters 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 89 Commissioning/service reports Control parameters 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" "Max. output instantaneous heating wa- 7907 ter heater"...
  • Page 90 Commissioning/service reports Control parameters report (cont.) Heating circuit 1 Parameter Code Delivered condition Commission- Maintenance/ Service ≙ "Standard room temperature" 2000 200 ( 20 °C) ≙ "Reduced room temperature" 2001 160 ( 16 °C) "Remote control" 2003 ≙ "Heating curve level" 2006 0 K) ≙...
  • Page 91 Commissioning/service reports Control parameters report (cont.) Parameter Code Delivered condition Commission- Maintenance/ Service "Influence room temperature hook-up 7104 cooling circuit" "Ranking room temp sensor separate 7106 cooling circuit" ≙ "Cooling curve level" 7110 0 K) ≙ "Cooling curve slope" 7111 12 ( 1.2) "Remote control cooling circ"...
  • Page 92 Commissioning/service reports Control parameters report (cont.) Parameter Code Delivered condition Commission- Maintenance/ Service ≙ "Raise set DHW cylinder temperature 7E21 0 K) PV" ≙ "Raise set heating water buffer cylinder 7E22 0 K) temp PV" ≙ "Raise set room temperature PV" 7E23 0 K) Smart Grid...
  • Page 93 Commissioning/service reports Control parameters report (cont.) Control Parameter Code Delivered condition Commission- Maintenance/ Service "Lock out controls" 8800 "User level energy statement display" 8811...

  • Page 94: Specification

    Specification Specification Type AWO-AC 301.B07 301.B11 301.B14 Heating performance data to EN 14511 (A2/W35) Rated heating output 7.42 7.00 8.50 Electrical power consumption 1.84 1.79 2.18 Coefficient of performance (COP) 4.04 3.90 3.90 ε Output control 5.80 to 9.66 5.80 to 12.00 7.20 to 13.40 Heating performance data to EN 14511 (A7/W35, 5 K spread)
  • Page 95 Specification Specification (cont.) Type AWO-AC 301.B07 301.B11 301.B14 Power consumption Fan at 600 rpm Refrigerant circuit Refrigerant R410A Refrigerant charge 4.75 4.75 4.75 ■ Global warming potential (GWP) 2088 2088 2088 ■ equivalent 9.92 9.92 9.92 ■ Inverter-controlled compressor Type Hermetically sealed scroll Oil in compressor Type...

  • Page 96: Appendix Commissioning Order

    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 97: Certificates Declaration Of Conformity

    Vitocal 300-A, type AWO-AC 301.B including heat pump controller Vitotronic 200, type WO1C We, Viessmann Werke GmbH & Co. KG, D-35107 Allendorf, declare as sole responsible body that the named product complies with the provisions of the following directives and regulations:...

  • Page 98: Keyword Index

    Keyword index Keyword index Connection values Adjustable feet............16 – Circulation pumps........... 32 Air intake temperature..........94 – Function components..........32 Air vent valve..............64 Contact humidistat............. 38 Ambient temperatures..........9 Control cable..........12, 13, 14 Antifreeze............... 9, 13 Controller and sensor PCB....25, 27, 28, 29, 38 Appliance alignment...........16 Control parameters............
  • Page 99 Keyword index Keyword index (cont.) Fill & drain facility............14 Filling................50 KG conduit..............13 Fill level sensor............ 64, 74 KM-BUS distributor............ 38 Fill water..............50 Filter dryer............64, 73 Floor unevenness............16 Laying Flow switch............64, 73 – Cables..............12 Flow temperature............94 –...
  • Page 100 Keyword index Keyword index (cont.) Rated heating output..........94 Parameter group selection......... 54 Rated voltage............. 94 Parameters RCD..............43, 44 – Circulation pumps for cylinder heating....56 Refrigerant..............95 – Cooling function............59 Refrigerant charge............. 95 – DHW circulation pump..........56 Refrigerant circuit............
  • Page 101 Keyword index Keyword index (cont.) System scheme............55 Use................6 System user instruction..........61 Utilisation of power generated on site......40 Temperature limiter............ 31 Ventilation..............59 Temperature sensor Venting............... 50 – Curve, type NTC 10 k ........... 65 Vitocom 100............... 57 Ω – Curve, type Pt500A..........66 Vitocomfort 200............
  • Page 104 Applicability Serial No.: 7567146 7567147 7567148 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...

This manual is also suitable for:

Awo-ac 301.b07Awo-ac 301.b11Awo-ac 301.b14

Table of Contents