Viessmann KWT Vitocal 300-G Pro Installation And Service Instructions Manual
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Viessmann KWT Vitocal 300-G Pro Installation And Service Instructions Manual

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Installation and service instructions
for contractors
Vitocal 300-G Pro
Type BW 301.B090 to 302.B250
Vitocal 300-W Pro
Type WW 301.B125 to 302.B300
For applicability, see the last page
VITOCAL 300-G PRO
VITOCAL 300-W PRO
Please keep safe.
5549 984 GB
9/2014

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Summary of Contents for Viessmann KWT Vitocal 300-G Pro

  • Page 1 Installation and service instructions for contractors Vitocal 300-G Pro Type BW 301.B090 to 302.B250 Vitocal 300-W Pro Type WW 301.B125 to 302.B300 For applicability, see the last page VITOCAL 300-G PRO VITOCAL 300-W PRO Please keep safe. 5549 984 GB 9/2014...
  • Page 2 ■ installer or a qualified person authorised by the For replacement, use only spare parts supplied installer. or approved by Viessmann. Regulations to be observed National installation regulations ■ Statutory regulations for the prevention of accidents ■...

  • Page 3: Table Of Contents

    Index Index 1. Safety and liability Heat pump application limits ..............Occupational safety ................Electrical connections ................. ■ Working on the heat pump ..............■ Work on the refrigerant circuit ............. ■ Work on the casing ................2. Preparing for installation Use ......................
  • Page 4 Index Index (cont.) Power supply ..................48 Control circuit power supply (230 V~) and power circuit (400 V~) ..49 ■ Electrical connection requirements ............. 49 ■ Power supply with power-OFF ............50 ■ Electronic soft starter, type SMC ............51 ■...
  • Page 5 Safety and liability Heat pump application limits Intended use Generation of cooling and/or heating ■ For use in industry, commerce, domestic households ■ System limit See pipework and instrumentation diagram, connection and wir- ing diagram Service life Heat pump 15 to 25 years Wearing parts (back-up battery and recharge- 4 to 5 years, subject to hours run and operating point able batteries, safety valve, filter dryer, refrig-...
  • Page 6 Safety and liability Occupational safety (cont.) Danger Danger Contact with 'live' components can lead to seri- The absence of component earthing can result ous injury from electric current. Some compo- in serious injury from electrical current and in nents on PCBs remain 'live' even after the component damage in the event of an electrical power supply has been switched off.
  • Page 7 Safety and liability Occupational safety (cont.) Danger Direct contact with refrigerant can be harmful to skin. ■ Only work on the refrigerant circuit whilst wearing safety goggles and safety gloves. Note Work on the refrigerant circuit must only be carried out by a qualified refrigeration engi- neer.

  • Page 8: Use

    Preparing for installation The heat pumps Vitocal 300-G Pro, type BW 301.B090 Any use that differs from or goes beyond this is consid- to 302.B250 and Vitocal 300-W Pro, ered inappropriate. type WW 301.B125 to 302.B300 may be used for the following purposes: Note ■...

  • Page 9: Delivery And Installation

    Note The KWT Kälte-Wärmetechnik AG, a member of the Before unloading, have the recipient check the con- Viessmann Group, will not accept any liability for signment for possible damage. Note down any dam- damage resulting from inappropriate handling. age on the delivery note and notify the haulage con- tractor.

  • Page 10: Handling By Crane

    Preparing for installation Delivery and installation (cont.) Handling by crane Fig.1 Lifting shackle Cross beam to relieve the load on the frame Edge protection (e.g. 2 or 3 layers of corrugated cardboard) Belt strap suitable for the shipping weight Note Lifting with belt straps is only permitted without fitted side panels and front or back panels.

  • Page 11: Siting

    Preparing for installation Delivery and installation (cont.) Information regarding transport with fork lift truck Note ■ Select a fork length in line with the heat pump length, Transport by fork lift truck is only permitted without fit- see "Specification" (page 92). ted side panels and front or back panels.

  • Page 12: Sound Attenuating Plinth

    Preparing for installation Siting (cont.) Minimum clearances Clearance subject to on-site installation and loca- tion Clearance for installation and service (e.g. for removing and cleaning the tubular heat exchang- ers) Type BW: 500 mm ■ ≥ Type WW: 2000 mm ■...

  • Page 13: Pressure Points

    Preparing for installation Siting (cont.) Fig.5 Concrete B25, iron Impact sound insulation as per regulations Floor construction, screed Pressure-tested sound insulation layer, approx. Top edge unfinished floor 10 to 20 mm Pressure points of the adjustable heat pump feet □ Type BW 301.B090, BW 301.B120, BW 302.B090, BW 302.B120 1064 1400...

  • Page 14: Requirements For On-Site Connections

    Preparing for installation Siting (cont.) Type WW 302.B200, WW 302.B250, WW 302.B300 1150 1090 2640 Fig.8 Pressure-tested sound insulation layer, approx. 10 to 20 mm Front of the heat pump Requirements for on-site connections Dimensions, type BW 301.B090 to BW 301.B120, BW 302.B090 and BW 302.B120 Back panel BW-1 (SWEP) 1343 Fig.9...
  • Page 15 Preparing for installation Siting (cont.) Power supply 230 V/50 Hz Power supply 400 V/50 Hz Note Dimensions, type BW 302.B150 to BW 302.B250 Observe the separately supplied dimensions for pipe knock-outs. Back panel BW-1 (SWEP) 1932 Fig.10 Primary circuit brine inlet: Secondary circuit return: Victaulic 3 Victaulic 2...
  • Page 16 Preparing for installation Siting (cont.) Dimensions, type WW 301.B125 to WW 302.B300 Type WW 301.B125, WW 301.B155, WW 302.B125, WW 302.B155 1932 Fig.11 Primary circuit flow (heat pump water inlet): Secondary circuit return: Victaulic 3 Victaulic 2 " ½" Secondary circuit flow: Power supply 400 V/50 Hz Victaulic 2 Low voltage <...

  • Page 17: Hydraulic Connection Requirements

    Preparing for installation Siting (cont.) Power supply 400 V/50 Hz Low voltage < 50 V Power supply 230 V/50 Hz Note Observe the separately supplied dimensions for pipe knock-outs. Hydraulic connection requirements ■ Install hydraulic connections on site stress-free. ■ Make the hydraulic connections between several heat pumps on site.

  • Page 18: Primary Circuit: Brine/Water, 2-Stage

    Preparing for installation Primary circuit: brine/water, 1-stage (cont.) Required equipment Pos. Designation Heat pump Heat pump control unit Primary pump (fail-safe) Brine safety assembly Pressure switch, primary circuit Brine distributor for geothermal probes/collectors Geothermal probes Note If 2 primary pumps are used, at least 75 % of the nomi- nal flow rate must be produced during partial load.

  • Page 19: Primary Circuit: Brine/Water, Cascade

    Preparing for installation Primary circuit: brine/water, 2-stage (cont.) Required equipment Pos. Designation Heat pump Heat pump control unit Primary pump 1 (fail-safe) Brine safety assembly Pressure switch, primary circuit Brine distributor for geothermal probes/collectors Optional: Primary pump 2 (fail-safe) for stage 2 Note Contactor relay required.
  • Page 20 Preparing for installation Primary circuit: brine/water, cascade (cont.) Equipment required Pos. Designation Heat pump I Heat pump control unit with LON communication module (accessory) Heat pump II Primary pump, heat pump I (fail-safe) Note For 2-stage Vitocal 300-G Pro, a primary pump can be used for stages 1 and 2 respectively. Ob- serve minimum flow rate.

  • Page 21: Primary Circuit: Water/Water, 1-Stage/2-Stage

    Preparing for installation Primary circuit: water/water, 1-stage/2-stage Type WW 301.B125 to WW 302.B300 Hydraulic installation scheme P --2/LP1 X3.8;3.9-- --2/211.1-- --2/LP1 X3.8;3.9-- ---------- Fig.16 Required equipment Pos. Designation Heat pump Heat pump control unit (1st) Primary pump (fail-safe) Frost stat, primary circuit (accessories) Brine safety assembly Pressure switch, primary circuit Separating heat exchanger, primary circuit...

  • Page 22: Water/Water Cascade, 1-Stage/2-Stage

    Preparing for installation Primary circuit: water/water, 1-stage/2-stage (cont.) Electrical installation scheme For a summary of electrical connections, see from page 37 and separate "Connection and wiring dia- gram". Water/water cascade, 1-stage/2-stage Primary circuit: Water/water with separating heat exchanger, cascade, type BW 301.B090 to BW 302.B250 Hydraulic installation scheme P --2/LP1 X3.8;3.9--...
  • Page 23 Preparing for installation Water/water cascade, 1-stage/2-stage (cont.) Equipment required Pos. Designation Heat pump I Heat pump control unit with LON communication module (accessory) Heat pump II Primary pump, heat pump I (fail-safe) Note For two-stage Vitocal 300-G Pro, a primary pump can be used for each of the first and second stages.
  • Page 24 Preparing for installation Water/water cascade, 1-stage/2-stage (cont.) Primary circuit: Water/water, single stage, type WW 301.B125 to WW 302.B300 BW301.B090 BW302.B150 Fig.18 Required equipment Pos. Designation Heat pump: Integral heat pump control unit ■ Integral frost stat, primary circuit ■ Integral flow switch, well circuit ■...

  • Page 25: Electrical Installation Scheme

    Preparing for installation Water/water cascade, 1-stage/2-stage (cont.) Primary circuit: Water/water, cascade, type WW 301.B125 to WW 302.B300 --2/211.1-- --2/211.1-- ---------- Fig.19 Equipment required Pos. Designation Heat pump I: Integral heat pump control unit with LON communication module (accessory) ■ Integral frost stat, primary circuit ■...
  • Page 26 Preparing for installation Heat pump cascade: 1-stage/2-stage (cont.) Up to 5 lag heat pumps when connected via LON ■ The following communication modules (accessories) must be fitted in the heat pump control units: – LON cascade communication module in the lead heat pump LON communication module in lag heat pumps –...

  • Page 27: Dhw Heating

    Preparing for installation Heat pump cascade: 1-stage/2-stage (cont.) Pos. Designation Only for type BW 2150, BW 2180, BW 2250 (two-stage heat pumps): Secondary pump 2 (fail-safe) Note Contactor relay required ■ Size secondary pump 1 for partial load. ■ (1st) Primary pump (fail-safe) Optional: Primary pump 2 (fail-safe) for stage 2 Note Contactor relay required...

  • Page 28: Required Parameter Settings For Dhw Heating

    Preparing for installation DHW heating (cont.) Pos. Designation Plate heat exchanger Flow limiter Motorised 2-way valve, normally closed Note Note Permissible cylinder temperatures: Size plate heat exchanger in accordance with the Top section: technical guide. Without a dirt trap the warranty for the ■...

  • Page 29: Siting The Heat Pump

    Installation sequence Siting the heat pump Levelling the heat pump Fig.22 Removing the transport brackets Please note If transport brackets are not removed, they cause vibrations and excessive noise. Remove and dispose of all 4 transport brackets correctly.
  • Page 30 Installation sequence Siting the heat pump (cont.) Fig.23 Transport locking screws Note 2. Connect the appliance hydraulically and electrically, Fully remove the transport brackets in a downward see page 34 and page 48. direction. Leaving them on the machine may lead to vibration noise if the threaded screws loosen down- 3.

  • Page 31: Fitting The Outer Panels

    Installation sequence Siting the heat pump (cont.) Fitting the outer panels Fig.24 Note The numbered arrows indicate an installation step.

  • Page 32: Making The Hydraulic Connections

    Installation sequence Making the hydraulic connections Overview of connections Type BW 301.B090 to BW 302.B250 Fig.25 Flow, primary circuit (brine inlet): Secondary circuit return: Victaulic 3 Victaulic 2 heat pump water outlet " ½" Secondary circuit flow: Low voltage < 50 V Victaulic 2 heat pump water outlet Power supply 230 V/50 Hz...

  • Page 33: Heat Pump Connections

    Installation sequence Making the hydraulic connections (cont.) Low voltage < 50 V Power supply 230 V/50 Hz Note Note Observe the separately supplied dimensions for pipe The illustration above relates to versions with SWEP knock-outs. plate heat exchangers. Heat pump connections Use of the 2 or 3 connection set (accessories)
  • Page 34 Installation sequence Making the hydraulic connections (cont.) Use of the Victaulic 2 or 3 flange adaptor set (accessories) ½" " Fig.28 Victaulic couplings 2 (secondary circuit) or 3 Anti-vibration compensators, on site ½" " (primary circuit) Hydraulic line fixings Adaptor connector with flange DN80/PN10, without anti-vibration elements Fitting the Victaulic couplings PN10...

  • Page 35: Connecting The Primary Circuit

    4. Insulate primary lines inside the building with ther- mally insulating and vapour diffusion-proof materi- als. 5. Charge the primary circuit with Viessmann heat transfer medium and vent. Connecting the secondary circuit 1. Equip the secondary circuit on site with an expan- 3.

  • Page 36: Making The Electrical Connection

    Installation sequence Making the electrical connection Danger When routing on-site power cables, observe the loca- Damaged cable insulation can cause injury and tion of the cable entries into the appliance through the damage to the appliance. back panel (see page 14 to page 16). Route cables so they cannot touch very hot, vibrating or sharp-edged components.

  • Page 37: Overview Of Electrical Connections

    Installation sequence Overview of electrical connections Note ■ Route 230 V cables and LV leads separately and bundle them close to the terminals. This ensures that, in the event of a fault, e.g. when detaching a wire, the wires cannot drift into the adjacent voltage area.

  • Page 38: Terminal Strip For System Components

    Installation sequence Overview of electrical connections (cont.) Wiring chamber, front Fig.32 Power supply, power circuit (compressor) Only type BW 302.B090, BW 302.B120, 3 x 400 V/50 Hz BW 302.B150, BW 302.B180, BW 302.B250, Mains isolator WW 302.B125, WW 302.B155, WW 302.B200, Only type BW 302.B090, BW 302.B120, WW 302.B250, WW 302.B300: BW 302.B150, BW 302.B180, BW 302.B250,...
  • Page 39 Installation sequence Overview of electrical connections (cont.) sXG sXF sXD sXS Fig.33 Set the required parameters during commissioning; see from page 57. Working components 230 V~ Plug Terminals Function Explanation 211.3 Instantaneous heating water heater Connection values switching, stage 1. Output: 10 W ■...
  • Page 40 Installation sequence Overview of electrical connections (cont.) Plug Terminals Function Explanation 212.1 Cooling control Connection values AC function (active cooling) Output: 10 W ■ Voltage: 230 V~ ■ Max. switching current: 4(2) A ■ Connection, see separate "Connection and wiring dia- gram"...
  • Page 41 Installation sequence Overview of electrical connections (cont.) Plug Terminals Function Explanation 222.3 Control of external heat generators Floating contact 222.4 with 2 high limit safety cut-outs (max. 70 °C) for the heat pump and to switch Note off the secondary pump The switching contact is a floating N/O contact that ■...
  • Page 42 Installation sequence Overview of electrical connections (cont.) Plug Terminals Function Explanation 225.1 Heating circuit pump of the heating cir- Connect a temperature limiter to restrict the maximum cuit with mixer M2/HC2 temperature for underfloor heating circuits (if installed) in series. Connection values: Output: 100 W ■...

  • Page 43: Message And Safety Connections (Safety Chain) With Distribution Terminal

    Installation sequence Overview of electrical connections (cont.) Message and safety connections (safety chain) with distribution terminal 220.2 220.3 LP1.X3 LP1.X2 223.1 223.2 116.1 116.2 116.3 116.4 116.5 116.6 116.1 116.2 116.3 116.4 116.5 116.6 Fig.34 ■ Set the required parameters during commissioning; see from page 57. ■...
  • Page 44 Installation sequence Overview of electrical connections (cont.) Terminals Function Explanation LP1 X3.2 "External blocking" signal (external Requires floating N/O contact: LP1 X3.14 blocking of compressor and pumps; Closed: Power-OFF enabled ■ or at external mixer in control mode or CLOSE) Open: No power-OFF ■...
  • Page 45 Installation sequence Overview of electrical connections (cont.) Terminals Function Explanation X3.10 Fault message, lag heat pump in a Requires floating contact: X3.11 cascade Closed: No faults ■ Open: Fault ■ Jumper Breaking capacity 230 V~, 0.15 A ■ No jumper should be installed if a message contact is connected.

  • Page 46: Controller And Sensor Pcb

    Connection, PWM signal, cylinder primary a:DC Connection for Modbus 1: Viessmann applian- pump Terminal Modbus 2 If other Viessmann appliances are to be con- nected, plug in the Modbus distributor (acces- sory). ■ Set the required parameters during commissioning; Note see from page 57.
  • Page 47 Installation sequence Overview of electrical connections (cont.) Sensors Plug Sensor Type Outside temperature sensor; connect on site. NTC 10 kΩ X25 1/2 Flow temperature sensor, primary circuit Pt500A (PTC) X25 3/4 Return temperature sensor, primary circuit Pt500A (PTC) Buffer temperature sensor, top; connect on site. 10 kΩ...

  • Page 48: Electric Booster Heater (On-Site)

    Installation sequence Overview of electrical connections (cont.) Swimming pool heating Note ■ Swimming pool heating is activated via external extension H1 with KM BUS. Connections to external extension H1 only in ■ accordance with the separate "connection and wiring diagram" sheet 180, sheet 181, sheet 182. ■...

  • Page 49: Control Circuit Power Supply (230 V~) And Power Circuit (400 V~)

    Installation sequence Power supply (cont.) Danger The control unit feed (heat pump control unit/PCB) ■ If system components are not earthed, serious must be supplied with power without interruption by injury from electric current can result if an elec- the power supply utility; tariffs subject to possible trical fault occurs.

  • Page 50: Power Supply With Power-Off

    Installation sequence Power supply (cont.) Type Power circuit (400 V~) Cable cross-section Max. cable length BW 302.B180 40 m 5 x 95 mm WW 302.B250 With cable lug for M8 BW 302.B250 40 m 5 x 120 mm WW 302.B300 With cable lug for M8 In conjunction with power-OFF: Load circuit (400 V~) and control circuit (230 V~) on site Type...

  • Page 51: Electronic Soft Starter, Type Smc

    Installation sequence Power supply (cont.) Vitotronic 200 heat pump control unit service Note instructions Observe the technical connection conditions of the rel- evant power supply utility. Electronic soft starter, type SMC Electronic soft starter functions: Remove the cause if the relay has responded. The ■...

  • Page 52: Installing The Programming Unit

    Installation sequence Power supply (cont.) Explanation of the LED indicators (number of flashes) HOLD TO TEST PUSH TO RESET SMC-3 OVLD SETTING LED STATUS RUN/ON RUN/FAULT OLVD TEMP PHASE REVERSAL PHASE LOSS/OPEN LOAD PHASE IMBALANCE SHORTED SCR TEST A1 A2 IN1 IN2 97 98 13 14 Fig.36 1 Overload 5 Phase asymmetry...

  • Page 53: Closing The Heat Pump

    Installation sequence Installing the programming unit (cont.) Fig.37 Note The numbered arrows indicate the individual installa- tion steps. See installation instructions for the pistol grip (supplied in the control unit pack). Closing the heat pump Please note 1. Prior to closing the heat pump, check the following: Seal the appliance so it is soundproof and diffu- ■...

  • Page 54: 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..................... 55 • 2. Writing reports........................55 • • • 3. Checking the refrigerant circuit for leaks................ 55 •...

  • Page 55: Opening The Heat Pump

    Commissioning, inspection, maintenance Opening the heat pump Danger 1. Remove top panel; see page 53. Contact with 'live' components can lead to seri- ous injury from electric current. 2. When work is complete, close the heat pump; see Never touch the terminal areas for the heat page 53.

  • Page 56: Filling And Venting On The Secondary Side

    Commissioning, inspection, maintenance Charging and venting on the primary side (cont.) 3. Charge the primary circuit with Viessmann heat transfer medium and vent. Note The system must be protected against frost down to –15 °C. Please note To prevent equipment damage, check the flow and return connections of the heat pump primary circuit for tightness.

  • Page 57: Checking Expansion Vessels And The Primary Circuit/Heating Circuit Pressure

    Commissioning, inspection, maintenance Checking expansion vessels and the primary circuit/heating circuit pres- sure Observe engineering information. Heat pump technical guide Commissioning the system Commissioning (configuration, parameter settings and Note function checks) can be carried out with or without the The type and extent of the parameters depend on the commissioning wizard (see following chapter and serv- heat pump type, on the selected system scheme and ice instructions for the "Vitotronic 200 heat pump con-...
  • Page 58 Commissioning, inspection, maintenance Commissioning the system (cont.) language date date/time time Start commissioning? Coding Select level 1 parameter group parameter Display Temperature sensors sensor values Signal inputs Display signal inputs Actuator test Carry out actuator test Subscriber check (LON) Carry out subscriber check Start Functional...
  • Page 59 Commissioning, inspection, maintenance Commissioning the system (cont.) 4. Select parameter group: "System definition" 6. Confirm parameter code: "7000" 5. Select parameter: "System scheme" 7. Set system scheme: "6" Required parameters for components connected on site Detailed explanations on parameters Vitotronic 200 heat pump control unit service instructions Pumps and other components Pump/component...
  • Page 60 Commissioning, inspection, maintenance Commissioning the system (cont.) Pump/component Parameter Setting Vitocom 100, type GSM "System definition" "1" Ó "Vitocom 100 7017" External extension "System definition" "1" External EA1 extension Ó "External extension 7010" "2" External AM1 extension "3" EA1 and AM1 Note For external function parameters see "External functions"...
  • Page 61 Commissioning, inspection, maintenance Commissioning the system (cont.) Instantaneous heating water heater Parameters for Setting Instantaneous heating water heater "Electr booster heater" "1" Ó "Enable instantaneous heating water heater 7900" "Electr booster heater", if applicable "1" Ó "Enable instant. heating water heater for central heating 7902" "Electr booster heater"...
  • Page 62 Commissioning, inspection, maintenance Commissioning the system (cont.) Ice store/solar air absorber Parameters for ice store and solar air absorber Setting "System definition" "1" Ó "Select primary source 7030" "System definition" "2" Ó "External extension 7010" "Solar" "2" Ó "Type solar control unit 7A00" "System definition"...
  • Page 63 "Enable electric heaters for DHW heating 7901" "0" or "1" — "Enable 3-way diverter valve heating/DHW 730D" "0"/"1" "0"/"1" Note The additional parameters for the heat pump cascade are set during commissioning by a heat pump contrac- tor certified by Viessmann.

  • Page 64: Check Electronic Flow Switch, Type Ifm

    Commissioning, inspection, maintenance Check electronic flow switch, type IFM The electronic flow switch monitors the minimum flow rate required for operating the heat pump. 1. Check the tip of the sensor regularly for deposits. 2. If required, clean the tip of the sensor with a cloth. Remove stubborn deposits (such as limescale) with commercially available vinegar-based cleaners.

  • Page 65: Checking The Electronic Frost Stat, Type Ac1-2W

    Commissioning, inspection, maintenance Check electronic flow switch, type IFM (cont.) Flow switch switching point, factory-set Vitocal Nominal flow rate Minimum flow Switching point rate Type WW 301.B125 29.55 21.30 20 .. 22 WW 302.B125 WW 301.B155 35.00 26.40 25 .. 27 WW 302.B155 WW 302.B200 45.60...

  • Page 66: Closing The Heat Pump

    Commissioning, inspection, maintenance Checking the electronic frost stat, type AC1-2W (cont.) Parameter Description Delivered condition Setting range Switching point for opening the switching -1 °C -5 to -1 contact Switching point hysteresis for closing the 2 to 5 K switching contact (1SP + 1HY) All other parameters Do not adjust Parameter only for emergency mode:...

  • Page 67: Troubleshooting Repairs

    Troubleshooting Repairs Remove front panel Please note 3. Put the front panel aside, taking into consideration Never damage cables between the program- the length of the connecting cable, and secure it ming unit and the wiring chamber. against falling over. Carefully remove top panel (see page 31).

  • Page 68: Overview Of Internal Components, Type Bw 301.B090 To Bw 302.B250

    Troubleshooting Repairs (cont.) Overview of internal components, type BW 301.B090 to BW 302.B250 qP 9 qW qR qTqZ Fig.43 Wiring chamber Safety high pressure switch, high pressure 1 (Stage 1) Only type BW 302.B090, BW 302.B120, BW 302.B150, BW 302.B180, BW 302.B250: Safety high pressure switch, high pressure 2 (Stage 2) High pressure sensor EEV Suction gas temperature sensor EEV...

  • Page 69: Overview Of Internal Components, Type Ww 301.B125 To Ww 302.B300

    Troubleshooting Repairs (cont.) Overview of internal components, type WW 301.B125 to WW 302.B300 Fig.44 qW/qE 2/3/4/5 Fig.45 Wiring chamber Safety high pressure switch, high pressure 1 (Stage 1) Only type WW 302.B125, WW 302.B155, WW 302.B200, WW 302.B250, WW 302.B300: Safety high pressure switch, high pressure 2 (Stage 2) High pressure sensor EEV Suction gas temperature sensor EEV...

  • Page 70: Draining The Heat Pump On The Primary/Secondary Side

    Troubleshooting Repairs (cont.) Secondary circuit return temperature sensor Filter dryer Only type WW 302.B125, WW 302.B155, WW 302.B200, WW 302.B250, WW 302.B300: Second parallel filter dryer Condenser Evaporator Primary circuit return temperature sensor (heat pump brine outlet) Secondary circuit flow temperature sensor Primary circuit flow temperature sensor (heat pump brine inlet) Flow switch Frost stat...

  • Page 71: Checking Mcb/Fuses

    Troubleshooting Repairs (cont.) Checking MCB/fuses MCB/fuses in the wiring chamber, front, see page: 38 MCB/fuse in the wiring chamber, top, see page: 43 and page 37. MCB/fuse F3 on main PCB: ■ ■ Power circuit MCB/fuse, compressor 1 and 2 (see 6.3 A (slow), 250 V~ separate "Connection and wiring diagram"...

  • Page 72: Parts Lists

    Parts lists Parts lists The following information is required: ■ Serial no. (see type plate) ■ Product number/part number of the part from this parts list Part no. Vitocal 300-G / W Pro Brine/water 93 kW 121 kW 89 kW 117 kW 145 kW 182 kW...
  • Page 73 Parts lists Parts lists (cont.) Part no. Vitocal 300-G / W Pro Brine/water 93 kW 121 kW 89 kW 117 kW 145 kW 182 kW 240 kW 7542672 7542673 7542674 7542675 7542676 7542677 7542678 7842374 Refrigerant circuit temperature sensor 7836461 Sensor well 7833117 Sensor clip...
  • Page 74 Parts lists Parts lists (cont.) Part no. Vitocal 300-G / W Pro Brine/water 93 kW 121 kW 89 kW 117 kW 145 kW 182 kW 240 kW 7542672 7542673 7542674 7542675 7542676 7542677 7542678 7842400 Shaft for handle 7842401 7842402 Mains isolator 7838003 7838004...
  • Page 75 Parts lists Parts lists (cont.) Part no. Vitocal 300-G / W Pro Brine/water 93 kW 121 kW 89 kW 117 kW 145 kW 182 kW 240 kW 7542672 7542673 7542674 7542675 7542676 7542677 7542678 7838027 Mating plug 7832898 Vitotronic 200 WO1C display 7842358 Coding card 7842359...
  • Page 76 Parts lists Parts lists (cont.) Part no. Vitocal 300-G / W Pro Water/water 116 kW 140 kW 112 kW 145 kW 186 kW 240 kW 290 kW 7542679 7542680 7542681 7542682 7542683 7542684 7542685 7837944 7841389 7841390 7841391 Plate condenser 7837950 7837951 7837952...
  • Page 77 Parts lists Parts lists (cont.) Part no. Vitocal 300-G / W Pro Water/water 116 kW 140 kW 112 kW 145 kW 186 kW 240 kW 290 kW 7542679 7542680 7542681 7542682 7542683 7542684 7542685 7841397 Casing cover, medium 7841399 Casing cover, large 7841400 Rear panel WW 7842373...
  • Page 78 Parts lists Parts lists (cont.) Part no. Vitocal 300-G / W Pro Water/water 116 kW 140 kW 112 kW 145 kW 186 kW 240 kW 290 kW 7542679 7542680 7542681 7542682 7542683 7542684 7542685 NH fuses 7842403 7842404 7842405 7842406 7842407 Main contactor 7842408...
  • Page 79 Parts lists Parts lists (cont.) Part no. Vitocal 300-G / W Pro Water/water 116 kW 140 kW 112 kW 145 kW 186 kW 240 kW 290 kW 7542679 7542680 7542681 7542682 7542683 7542684 7542685 7832857 7832858 Fixings, EEV 7838041 Cable fitting, winding protector 7838042 Mating plug 7832896...

  • Page 80: Commissioning/Service Hydraulic Parameters Report

    Commissioning/service reports Hydraulic parameters report Setting and test values Set value Commissioning Maintenance / Service Frost protection (brine medium) for geo- °C thermal probes for BW Testing the external heating circuit pumps Circulation pump type Circulation pump stage Overflow valve setting Commissioning, primary circuit Primary circuit flow temperature °C...
  • Page 81 Commissioning/service reports Control parameters report (cont.) System definition Parameter Code Delivered condition Commission- Maintenance/ Service "System scheme" (see chapter "Overview 7000 of possible system schemes") ≙ "Temperature differential for calculating 7003 40 ( 4 K) the heating limit" ≙ "Temperature differential for calculating 7004 40 ( 4 K)
  • Page 82 Commissioning/service reports Control parameters report (cont.) Compressor 2 Parameter Code Delivered condition Commission- Maintenance/ Service "Enable compressor" 5100 "Enable use of compressor stage" 5112 "Primary source output" 5143 "Output compressor stage" 5130 Rated heating output according to type plate External heat generator Parameter Code Delivered condition Commission-...
  • Page 83 Commissioning/service reports Control parameters report (cont.) Solar Parameter Code Delivered condition Commission- Maintenance/ Service "Type solar control unit" 7A00 Parameters for solar control module, type C0xx These parameters will only be displayed if the solar control module, type SM1, is connected to the heat pump and "Type solar control unit"...
  • Page 84 Commissioning/service reports Control parameters 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 85 Commissioning/service reports Control parameters report (cont.) Heating circuit 3 Parameter Code Delivered condition Commission- Maintenance/ Service ≙ "Standard room temperature" 4000 200 ( 20 °C) ≙ "Reduced room temperature" 4001 200 ( 20 °C) "Remote control" 4003 ≙ "Heating curve level" 4006 0 K) ≙...
  • Page 86 Commissioning/service reports Control parameters report (cont.) Parameter Code Delivered condition Commission- Maintenance/ Service "Actual source room temperature" 7D1D "Heating circuit for blocking bypass 7D21 damper" ≙ "Control voltage matching" 7D27 0 V) "Fan for control voltage matching" 7D28 Photovoltaics Parameter Code Delivered condition Commission- Maintenance/...
  • Page 87 Commissioning/service reports Control parameters report (cont.) Parameter Code Delivered condition Commission- Maintenance/ Service "Source outside temperature" 77FC "Send outside temperature" 77FD "Source time" 77FE "Send time" 77FF Control Parameter Code Delivered condition Commission- Maintenance/ Service "Lock out controls" 8800...

  • Page 88: Specification Specification, Type Bw 301.B090 To Bw 302.B250

    Specification Specification, type BW 301.B090 to BW 302.B250 Operation: brine/water Type BW Single stage 301. Two-stage 302. B090 B120 B090 B120 B150 B180 B250 Output data to EN 14511 (B0/W35, 5 K spread) Rated heating output 89.4 117.2 Cooling capacity 74.5 96.4 93.8...
  • Page 89 Output data to EN 14511 correspond to a tempera- The EC safety datasheet for R410A can be obtained ture spread of 3 K at a brine inlet temperature of 0 °C from the Technical Services department of Viessmann and brine outlet of –3 °C. Werke.
  • Page 90 Specification Specification, type BW 301.B090 to BW 302.B250 (cont.) Type BW Single stage 301. Two-stage 302. B090 B120 B090 B120 B150 B180 B250 Electrical values, control unit Rated voltage 1/N/PE 230 V/50 Hz MCB/fuse protection 1 x B16A MCB/fuse 6.3 AH (slow)/250 V Rated output 1000 1000...

  • Page 91: Specification, Type Ww 301.B125 To Ww 302.B300

    Specification Specification, type WW 301.B125 to WW 302.B300 Operation: water/water Type WW Single stage 301. Two-stage 302. B125 B155 B125 B155 B200 B250 B300 Output data to EN 14511 (W10/W35, 5 K spread) Rated heating output 112.1 145.1 Cooling capacity 94.2 121.6 Power consumption...
  • Page 92 Specification Specification, type WW 301.B125 to WW 302.B300 (cont.) Type WW Single stage 301. Two-stage 302. B125 B155 B125 B155 B200 B250 B300 Electrical values, control unit Rated voltage 1/N/PE 230 V/50 Hz MCB/fuse protection 1 x B16A MCB/fuse 6.3 AH (slow)/250 V~ Rated output 1000 1000...

  • Page 93: Appendix Heat Pump Commissioning Request

    Date Time The work that is requested to be carried out by Viessmann will be billed in accordance with the latest Viessmann pricelist. Additional journeys and any work required to meet the requirements of the checklist above, e.g. incom- plete preparation work, are charged additionally.

  • Page 94: Certificates Declaration Of Conformity

    Certificates Declaration of conformity We, KWT Kälte-Wärmetechnik AG, member of the Viessmann Group, CH-3076 Worb SBB, declare in sole responsibility that the products Vitocal 300-G Pro, type BW 301.B090, BW 302.B090, BW 302.B120 incl. the heat pump control unit Vitotronic 200, type WO1C are compliant with the following standards: DIN 8901 EN 62233 Ber.1;...
  • Page 95 The product characteristics determined as system values for the product Vitocal 300-G Pro (see technical guide) can be utilised to assess the energy consumption of heating and ventilation systems to DIN V 4701-10 specified by the EnEV [Germany]. Worb, 01/09/2014 KWT Kälte-Wärmetechnik AG Viessmann Group...

  • Page 96: Keyword Index

    Keyword index Keyword index Adjusting operating display........65 Electrical components..........67 Appliance MCB/fuses..........71 Electrical connection..........38, 71 Appliance too noisy............ 71 – General information...........8 – Heat pump control unit........37, 71 – Routing cables/leads..........36 Boiler water temperature sensor Electrical connections..........37 –...
  • Page 97 Keyword index Keyword index (cont.) Ice store..............62 Parameter group selection......... 58 Inspection..............55 Parameters Installation room............11 – Cooling function............61 Instantaneous heating water heater......8 – Electric booster heater..........61 – Parameters..............61 – External functions............60 Instructing the system user........66 –...
  • Page 98 Keyword index Keyword index (cont.) Secondary circuit, filling and venting......56 Secondary circuit connection........35 Temperature sensor, hot gas........68, 69 Secondary circuit filling..........56 Temperature sensor, suction gas......68, 69 Secondary circuit flow temperature sensor..68, 70 Temperature sensor, type NTC 10 kΩ Secondary pump –...
  • Page 100 7542677 7542678 7542679 7542680 7542681 7542682 7542683 7542684 7542685 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:

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