Viessmann Vitoligno 300-P Service Instructions For Contractors
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Viessmann Vitoligno 300-P Service Instructions For Contractors

Pellet boiler
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VIESMANN
Service instructions
for contractors
Vitoligno 300-P
Type VL3B
Pellet boiler
For applicability, see the last page
VITOLIGNO 300-P
Please keep safe.
5692 805 GB
4/2009

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Summary of Contents for Viessmann Vitoligno 300-P

  • Page 1 VIESMANN Service instructions for contractors Vitoligno 300-P Type VL3B Pellet boiler For applicability, see the last page VITOLIGNO 300-P Please keep safe. 5692 805 GB 4/2009...
  • Page 2 Safety instructions Safety instructions Please follow these safety instructions closely to prevent accidents and mate- rial losses. Safety instructions explained ■ all current safety regulations as defined by DIN, EN, DVGW, TRGI, Danger TRF, VDE and all locally applicable This symbol warns against the standards, risk of injury.
  • Page 3 Please note and may invalidate our warranty. Electronic modules can be dam- For replacements, use only orig- aged by electro-static dis- inal spare parts from Viessmann charges. or those which are approved by Touch earthed objects, such as Viessmann. heating or water pipes, to dis-...
  • Page 4 Index Index Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance.......... Further details regarding the individual steps............Codes Resetting codes to their delivered condition............44 Code 1........................44 Code 2........................50 Service scans Service functions....................70 Temperatures, boiler coding card and brief scans..........70 Scanning operating conditions and sensors ............

  • Page 5: Table Of Contents

    Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance For further information regarding the individual steps, see the page indicated Commissioning steps Inspection steps Maintenance steps Page • 1. Fill heating system............• • • 2. Checking all connections on the heating water side for leaks •...

  • Page 6: Fill Heating System

    Commissioning, inspection, maintenance Further details regarding the individual steps Fill heating system 2. Open the check valves. 3. Top up your heating system with water and vent until the filling pres- sure is 0.1 to 0.2 bar higher than the pre-charge pressure of the dia- phragm expansion vessel.
  • Page 7 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) – "only holding hopper" for pellet sup- ply from the boiler hopper only (not shown). – "Suction system" for pellet supply via auger discharge from the pellet storage room and onward transportation via a vacuum system:...
  • Page 8 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) – "Auger system" for pellet supply from the pellet storage room via an auger sys- tem:...
  • Page 9 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) – "Suction system + silo" for pellet supply from a pellet silo via a vacuum system:...

  • Page 10: Language Selection

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) – "Auger + silo" for pellet supply from a pellet silo via an auger system: – "Suction sys. + mole" Available later. Menu structure overview: Vitoligno operating instructions Language selection Shortly after switching the power ON, the Press the following keys: display shows "Select language".

  • Page 11: Setting The Time And Date

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 2. d to confirm. The display shows "Set time and date". Setting the time and date Press the following keys: 3. |/~ for the required date. 1. |/~ for the required time. 4.

  • Page 12: Setting Delivery Times For Fuel Supply

    Specific times during which there should be no fuel supply can be selected individually. Operating instructions Vitoligno 300-P Matching the control unit to the heating system Subject to the equipment level, the control unit must be matched to the system. Var- ious system components are recognised automatically by the control unit and the relevant codes are adjusted automatically.
  • Page 13 Description Control unit connection with number of heating circuits 1 with 2 with solar solar Vitoligno 300-P Vitotronic 200, type FO1 Outside temperature sensor ATS Boiler water temperature sensor KTS DHW cylinder Cylinder temperature sensor STS DHW circulation pump ZP...
  • Page 14 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar Circulation pump for cylinder heating UPSB Cylinder temperature sensor STS ■ with integral solar control unit (sys- %Ê...
  • Page 15 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar Accessories (option) KM BUS distributor Vitotrol 200/300 Radio clock receiver Vitohome 300 Central fault messaging system S gÖ...
  • Page 16 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Electrical diagram eW tR wE rE tP tQ tW 3 wQ rW A PCB A2 connection B Install the temperature limiter rQ for underfloor heating systems or high limit safety cut-out qT for solar cir- cuit pump in accordance with the installation instructions.
  • Page 17 (optionally with dual-mode DHW cylinder and solar thermal system) Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar Vitoligno 300-P Vitotronic 200, type FO1 Outside temperature sensor ATS Boiler water temperature sensor KTS Return temperature raising facility with...
  • Page 18 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar Temperature sensor Boiler circuit pump and Thermostatic control valve DHW cylinder Cylinder temperature sensor STS DHW circulation pump ZP Circulation pump for cylinder heating UPSB...
  • Page 19 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar ■ Immersion thermostat ■ System thermostat Flow temperature sensor ? M2 ? M2 Mixer motor DN 20 to 50, R½" to gS M2 gS M2 R1¼"...
  • Page 20 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Electrical diagram eW tR wE rE tP tQ tW 3 wQ rW A PCB A2 connection B Install the temperature limiter rQ for underfloor heating systems or high limit safety cut-out qT for solar cir- cuit pump in accordance with the installation instructions.
  • Page 21 Vitosolic 200 and one or two heating circuits with mixer Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar Vitoligno 300-P Vitotronic 200, type FO1 Outside temperature sensor ATS Boiler water temperature sensor KTS Return temperature raising facility with...
  • Page 22 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar Temperature sensor Boiler circuit pump and Thermostatic control valve DHW cylinder Cylinder temperature sensor STS DHW circulation pump ZP Circulation pump for cylinder heating UPSB...
  • Page 23 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar Buffer temperature sensor solar wIS4 wIS4 Accessories (option) KM BUS distributor Vitotrol 200/300 Radio clock receiver Vitohome 300 Central fault messaging system S gÖ...
  • Page 24 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Electrical diagram eW tR tP tQ tW 3 A PCB A2 connection B Install the temperature limiter rQ for underfloor heating systems or high limit safety cut-out qT for solar cir- cuit pump in accordance with the installation instructions.
  • Page 25 Required coding: "61:1" (see page 57) Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar Vitoligno 300-P Vitotronic 200, type FO1 Outside temperature sensor ATS Boiler water temperature sensor KTS Return temperature raising facility with Temperature sensor...
  • Page 26 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar Boiler circuit pump and Thermostatic control valve Vitocell 340-M/360-M High limit safety cut-out STB DHW circulation pump ZP Automatic thermostatic mixing valve Three-way diverter valve for cylinder...
  • Page 27 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Pos. Description Control unit connection with number of heating circuits 1 with 2 with solar solar ■ Immersion thermostat ■ System thermostat Flow temperature sensor ? M2 ? M2 Mixer motor DN 20 to 50, R½" to gSM2 gSM2 R1¼"...
  • Page 28 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Electrical diagram eW tR tQ / tE tW 3 wQ rW A PCB A2 connection B Install the temperature limiter rQ for underfloor heating systems or high limit safety cut-out qT for solar cir- cuit pump in accordance with the installation instructions.

  • Page 29: Checking Outputs (Actuators) And Sensors

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking outputs (actuators) and sensors Carry out an actuator test With respect to their application, the actuators are split into two categories: ■ Boiler actuators ■ Consumer actuators Press the following keys: 6.
  • Page 30 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Display Explanation "Ignition ON" The fan is also started to protect the igni- tion element. "Deslagging ON" Control for a limited time (process is car- ried out once). "Cleaning motor ON" "Boiler feeding ON"...

  • Page 31: Adjusting The Heating Curves

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Display Explanation "Output 50 ON" Central fault message "Output 157 ext." Function extension 0-10V (see page 101) Adjusting the heating curves The heating curves illustrate the relationship between the outside temperature and the boiler water or flow temperature.
  • Page 32 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Example for outside temperature The heating curve is offset along the axis −14 °C: of the set room temperature. When the heating circuit pump logic function has A Underfloor heating, slope 0.2 to 0.8 been enabled, it modifies the starting B Low temperature heating, slope 0.8 and stopping characteristics of the heat-...
  • Page 33 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Reduced room temperature D Heating circuit pump OFF E Heating circuit pump ON 14°C Press the following keys: 3°C 1. "MENU". B -20°C 2. |/~ for selecting the heating cir- cuit.

  • Page 34: Integrating A Control Unit Into The Lon

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Changing slope and level Individually adjustable for each heating 2. |/~ for selecting the heating cir- circuit. cuit. 3. d to confirm. 4. |/~ for "Heating curve". 5. d to confirm. 6.
  • Page 35 The control unit receives side temperature the outside temperature the outside temperature Set code "97:2" Set code "97:1" Set code "97:1" Viessmann system number Viessmann system num- Viessmann system number Code "98:1" Code "98:1" Code "98:1" LON user fault monitoring...

  • Page 36: Shutting Down The System

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Carrying out a user check In conjunction with LON. Communication with the system devices connected to the fault manager is tested with a user check. Preconditions: 6. |/~ for the required user. ■...

  • Page 37: Cleaning The Combustion Chamber

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Cleaning the combustion chamber Please note Hot gases can escape from the combustion chamber. Never open the burner door during operation. Only open the door when the system ON/OFF switch has been switched off. Clean the combustion chamber only when the boiler has cooled down suffi- ciently.

  • Page 38: Cleaning The Secondary Heating Surfaces

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 6. Refit thermal insulation block C and close combustion chamber door. Cleaning the secondary heating surfaces 1. Remove rear top panel A and the thermal insulation mat B. 2. Remove flame temperature sensor C and clean off any ash deposits.

  • Page 39: Cleaning The Flue Gas Fan And The Lambda Probe

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Cleaning the flue gas fan and the Lambda probe 1. Remove cover A. 4. Undo wingnuts on flue gas fan E and pull out motor F with impeller. 2. Pull out cables/leads B with their strain relief through the side panel of Note the fan cover.

  • Page 40: Emptying The Ash Container (If Required)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 7. Clean Lambda probe G with clean- 8. Reassemble in reverse order. ing brush and vacuum cleaner. Note Installation position of motor F with cables as shown. Emptying the ash container (if required) Empty the ash container regularly.

  • Page 41: Checking The Diaphragm Expansion Vessel And System Pressure

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 04. Pull out ash box D as far as possi- 10. Place rear ash container G on ash ble. box D and push the ash container fully back onto the ash box. It should 05.

  • Page 42: Display "Maintenance

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Display "Maintenance" After the limits defaulted via coding 2. |/~ for "Maintenance mes- addresses "21" to "24" have been sages". reached, the display shows "Mainte- nance", and the red fault indicator 3.

  • Page 43: Instructing The System User

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Resetting parameters After a service has been carried out, the following parameters can be reset to "0" with d: ■ Burner hours run ■ Burner starts ■ Consumption Instructing the system user Operating and service documents Instructing the system user File all parts lists, operating and service...
  • Page 44 Codes Resetting codes to their delivered condition Press the following keys: 6. |/~ for "System con- trol". 1. d + MENU simultaneously for approx. 4 s. 7. d to confirm. The "Service" menu is displayed. 8. |/~ for "Yes". 2. |/~ for "Code 2".
  • Page 45 Codes Code 1 (cont.) Overview Coding Coding in the delivered condition Possible change Output 52 M1 02:0 Output 52 M1 not used 02:1 Output 52 M1 controls the mixer of heating circuit Output 52 M2 03:0 Output 52 M2 not used 03:1 Output 52 M2 controls the mixer of heating circuit...
  • Page 46 Codes Code 1 (cont.) Coding in the delivered condition Possible change Buffer HC OFF 35:20 Only for systems with a 35:0 Value adjustable from 0 to heating water buffer cyl- 30 K. inder and code "BB:1" the 35:30 following must be selec- ted: Disabling heating circuit pumps, works with...
  • Page 47 Codes Code 1 (cont.) Parameter With heating circuit pump logic function: Heating circuit address A5:... pump "OFF" AT > RT + 5 K AT > RT + 4 K AT > RT + 3 K AT > RT + 2 K AT >...
  • Page 48 Codes Code 1 (cont.) Coding in the delivered condition Possible change Mixer economy function A7:0 Without mixer economy A7:1 With mixer economy func- function tion (extended heating cir- cuit pump logic): Heating circuit pump also "OFF": The mixer has been closed for longer than 20 min.
  • Page 49 Codes Code 1 (cont.) Parameter With heating circuit pump logic function: address B5:... Heating circuit pump "OFF" Heating circuit pump "ON" > RT + 1 K < RT actual actual −1 K > RT < RT actual actual − 1 K −2 K >...
  • Page 50 Codes Code 1 (cont.) Coding in the delivered condition Possible change Excess duration FB:30 Duration of the set boiler FB:0 Duration adjustable from 0 water temperature or flow to 300 min; 1 step ≙ 2 min temperature rise (see FB:150 coding address "FA") 60 min.
  • Page 51 Codes Code 2 (cont.) 9. d to confirm. 10. Exit service menu. In the display "Accepted" appears briefly. Overview Coding Coding in the delivered condition Possible change 02:0 Output 52 M1 not used 02:1 Output 52 M1 controls the mixer of heating circuit HC1;...
  • Page 52 Codes Code 2 (cont.) Parameter Supply system address 17:... Vacuum supply systems with room discharge from the storage room Auger supply systems with room discharge from the storage room Pellet supply from the pellet hopper (intermediate container) Vacuum supply system from the pellet silo Auger supply system from the pellet silo Vacuum supply system with mole Coding in the delivered condition...
  • Page 53 Codes Code 2 (cont.) Coding in the delivered condition Possible change 30:10 Only for systems without 30:5 Value adjustable from 5 to a heating water buffer cyl- 30 K inder and code "AA:2" 30:30 must be selected: Start point for output reduction;...
  • Page 54 Codes Code 2 (cont.) Coding in the delivered condition Possible change 32:0 Only for systems without 32:10 Value adjustable from 10 to a heating water buffer cyl- 100 K x min. inder and code "AA:2" 32:100 A greater output reduction must be selected: is required: Select a lower No greater (more pro-...
  • Page 55 Codes Code 2 (cont.) If the buffer cylinder temperature (top sensor) falls by a value below the set flow temperature, the burner will start after a specified delay. Example: Code "47:10" At 1 K temperature deviation, the burner will start after 10 min or, at a temperature deviation of 2 K after 5 min.
  • Page 56 Codes Code 2 (cont.) Coding in the delivered condition Possible change 52:5 Only in systems with a 52:0 Value adjustable from 0 to heating water buffer cyl- 10 K inder: 52:10 The return temperature raising pump stops when the boiler water tempera- ture has fallen below the buffer cylinder tempera- ture minus 5 K (top sen-...
  • Page 57 65:1 In conjunction with an 65:0 Heat transfer medium: integral solar control Water unit: Heat transfer medium: Viessmann heat transfer medium 66:30 In conjunction with an 66:1 Flow rate adjustable from integral solar control 0.1 to 20 l/min.; 1 step ≙ 0.1 l/min...
  • Page 58 Codes Code 2 (cont.) Coding in the delivered condition Possible change 67:40 With integral solar control 67:0 Without third set DHW tem- unit or Vitosolic 100 / perature Vitosolic 200: 67:1 Input of a third set DHW Third set DHW tempera- value, adjustable from 10 ture 40 °C.
  • Page 59 Codes Code 2 (cont.) Coding in the delivered condition Possible change 6C:60 In conjunction with an 6C:10 Maximum cylinder temper- integral solar control ature adjustable from 10 to unit: 6C:90 90 °C Maximum cylinder tem- perature 60 °C 6D:10 In conjunction with an The solar circuit pump 6D:−10 integral solar control...
  • Page 60 Codes Code 2 (cont.) Coding in the delivered condition Possible change 72:0 DHW circulation pump 72:1 "OFF" during DHW heating "On" according to time to the second set value program 72:2 "ON" during DHW heating to the second set value 73:0 DHW circulation pump 73:1...
  • Page 61 Codes Code 2 (cont.) Coding in the delivered condition Possible change 81:1 Automatic summer/win- 81:0 Manual summer/winter ter time changeover time changeover 81:2 The use of the radio clock receiver will be recognised automatically 81:3 With LON communication module: The control unit receives the time 84:8 Coding "61:0"...
  • Page 62 97:1 The control unit transmits to the control unit is only the outside temperature utilised internally from the LON users 98:1 Viessmann system num- 98:1 System number adjustable ber (in conjunction with from 1 to 5 monitoring several sys- 98:5...
  • Page 63 Codes Code 2 (cont.) Coding in the delivered condition Possible change 99:0 Connection at terminals 2 99:1 External "M close" and 3 in plug aVD disa- Heating circuit 1 bled (external blocking/ 99:2 External "Mixer close" external "Mixer close") Heating circuit 2 (see page 115) 99:3 External "Mixer close"...
  • Page 64 Codes Code 2 (cont.) Coding in the delivered condition Possible change 9F:8 Differential between set 9F:0 Differential temperature flow temperature and set adjustable from 0 to 40 boiler water temperature 9F:40 A0:0 Without remote control A0:1 With Vitotrol 200; will be recognised auto- matically A0:2 With Vitotrol 300;...
  • Page 65 Codes Code 2 (cont.) Parameter Heating circuit pump address A3:... "ON" "OFF" −9 −10 °C −8 °C −8 −9 °C −7 °C −7 −8 °C −6 °C −6 −7 °C −5 °C −5 −6 °C −4 °C −4 −5 °C −3 °C −3 −4 °C...
  • Page 66 Codes Code 2 (cont.) Coding in the delivered condition Possible change A7:0 Without mixer economy A7:1 With mixer economy func- function tion (extended heating cir- cuit pump logic) (see page 48) A9:7 With pump idle time: A9:0 Without pump idle time Heating circuit pump A9:1 Pump idle time adjustable...
  • Page 67 Codes Code 2 (cont.) Coding in the delivered condition Possible change BC:1 Forced heat transfer BC:0 No forced heat transfer when exceeding the max. boiler water temperature. The mixer regulates to the set flow temperature, and the DHW heating is enabled C3:125 Mixer runtime 125 s...
  • Page 68 Codes Code 2 (cont.) Coding in the delivered condition Possible change E1:1 With remote control: E1:0 Set day temperature Set day temperature is adjustable from 3 to 23 °C adjustable at the remote E1:2 Set day temperature control unit from 10 to adjustable from 17 to 30 °C 37 °C...
  • Page 69 Codes Code 2 (cont.) Coding in the delivered condition Possible change FA:20 Raising the set boiler FA:0 Temperature rise adjusta- water or flow temperature ble from 0 to 50 % when changing from FA:50 operation with reduced room temperature to operation with standard room temperature by 20 %.
  • Page 70 Service scans Service functions The following service functions can be selected: ■ "Diagnosis" see page 70 and 76 ■ "Actuator test" see page 29 ■ "Code 1" see page 44 ■ "Code 2" see page 50 ■ "Fault history" see page 77 ■...
  • Page 71 Service scans Temperatures, boiler coding card and brief… (cont.) The following parameters can be scanned, subject to the system equipment level: Display Explanation "User no." If a LON communication module is instal- led. "Outside temperature:" Resetting the adjusted outside tempera- "Adj./act."...
  • Page 72 Service scans Temperatures, boiler coding card and brief… (cont.) Display Explanation "Status digital outputs 1" See page 73 "Status digital outputs 2" See page 74 "Brief scan 1" See page 74 "Brief scan 7" Digital inputs Diagnosis Status dig..0 0 0 0 0 0 0 0 C D E F G H Digital inputs 1...
  • Page 73 Service scans Temperatures, boiler coding card and brief… (cont.) Digital inputs 2 Position Status Pellet sensor on plug aNJ Pellets are in No pellets are in front of the sen- front of the sen- Pellet sensor on plug aNH Pellets are in No pellets are in front of the sen- front of the sen-...
  • Page 74 Service scans Temperatures, boiler coding card and brief… (cont.) Digital outputs 2 Position Status Heating Lambda probe Air damper drive, secondary air Damper in idle Damper moving state Air damper drive, primary air Damper in idle Damper moving state Flue gas fan Brief scan Diagnosis Brief scan ...
  • Page 75 2 – –: not available to 10 V E0: Function exten- sion installed Scanning operating conditions and sensors Subject to the system equipment level, operating states and sensors can be scanned in the information menu. Operating instructions "Vitoligno 300-P"...
  • Page 76 Troubleshooting Fault display The display signals faults with "Fault" and by flashing the red fault indicator. A central fault messaging facility connected to plug gÖ will be switched ON. Checking and acknowledging faults Note 2. |/~ to display further fault mes- If an acknowledged fault is not removed, sages, if several faults exist.
  • Page 77 Troubleshooting Fault display (cont.) ■ "Sec. air damper" ■ "Combustion contr." Calling up fault codes from the fault memory (fault history) The 10 most recent faults are saved and Press the following keys: may be scanned. 1. d + MENU simultaneously for The faults are ordered by date, thus the most recent fault is fault number 1.
  • Page 78 Troubleshooting Fault display (cont.) Fault codes Fault code System characteris- Cause Measures on the dis- tics play Control mode Maintenance Service the appliance. After servicing, set coding address "24:0" Regulates as if the Short circuit, out- Check the outside tem- outside temperature side temperature perature sensor (see...
  • Page 79 Troubleshooting Fault display (cont.) Fault code System characteris- Cause Measures on the dis- tics play Mixer closes Break, flow tem- Check the flow tempera- perature sensor, ture sensor (see heating circuit 2 page 88) No cylinder heating Short circuit, cylin- Check the cylinder tem- der temperature perature sensor (see...
  • Page 80 Troubleshooting Fault display (cont.) Fault code System characteris- Cause Measures on the dis- tics play Solar circuit pump Short circuit, tem- Check temperature sen- switched OFF; no cyl- perature sensor sor (see page 85) inder heating through External Vitosolic the solar thermal sys- solar control unit: tem.
  • Page 81 Troubleshooting Fault display (cont.) Fault code System characteris- Cause Measures on the dis- tics play Solar circuit pump Break, cylinder Check the cylinder tem- switched OFF; no cyl- temperature sen- perature sensor (see inder heating through page 85) the solar thermal sys- External Vitosolic tem.
  • Page 82 Troubleshooting Fault display (cont.) Fault code System characteris- Cause Measures on the dis- tics play Mixer M2 continues Communication Check extension kit con- to regulate error, extension kit nections and code. Start for heating circuit the extension kit with mixer M2 Control mode without Communication Check connections,...
  • Page 83 Troubleshooting Fault display (cont.) Fault code System characteris- Cause Measures on the dis- tics play Burner stop initiation, High limit safety Wait until the boiler water pellet supply stopped cut-out has temperature has fallen responded (boiler below the safety tempera- water temperature ture and reset the high above 100 °C)
  • Page 84 Troubleshooting Fault display (cont.) Fault code System characteris- Cause Measures on the dis- tics play Emergency mode, Secondary air Check mechanics, drive i.e. controlled opera- damper faulty and microswitch and tion with max. fan replace, if required speed Boiler enters burnout Flue gas fan faulty Check fan and replace, if phase;...
  • Page 85 Troubleshooting Repairs Fuses (for location, see the connection and wiring diagram) ■ 6.3 A (slow), 250 V ■ 1.6 A (slow), 250 V ■ Switching capacity H ■ Switching capacity H ■ Max. power loss ≤ 2.5 W ■ Max. power loss ≤ 2.5 W ■...
  • Page 86 Troubleshooting Repairs (cont.) Check sensor 1. Pull corresponding plug. 2. Check the sensor resistance at the plug. 3. Compare the measurement with the actual temperature displayed (for scanning, see chapter "Tempera- tures, boiler coding card and brief scans"). Check the installation and, in the case of severe deviation, replace the sensor.
  • Page 87 Outside temperature in °C sor. 5. Scan the actual temperature (for scanning, see chapter "Tempera- tures, boiler coding card and brief scans"). Specification Sensor type Viessmann Ni500 Protection IP 43 Permissible ambient temperature during operation, storage −40 to + 70 °C...
  • Page 88 Check the installation and, in the case of severe deviation, replace the sensor. Flow temperature or return temperature in ºC Specification Sensor type Viessmann Ni500 Protection IP 32 Permiss. ambient temperature ■ during operation 0 to + 100 °C ■ during storage −20 to + 70 °C...
  • Page 89 Troubleshooting Repairs (cont.) A Outside temperature sensor D Red LED B Radio clock receiver E Aerial C Green LED Connection Specification 2-core lead, up to 35 m long with a cross- Protection IP 43 Permissible ambient tem- section of 1.5 mm −40 to + perature during operation, storage and transport...
  • Page 90 Troubleshooting Repairs (cont.) Mixer circuit extension kit, part no. 7267 627 Components: Flow temperature sensor ■ Mixer motor with 4.2 m long connect- ing cable See contact temperature sensor, ■ Connecting plug for the heating circuit page 87. pump ■ Flow temperature sensor (contact temperature sensor) Mixer motor, part no.
  • Page 91 Troubleshooting Repairs (cont.) Installation examples Mixer set conversion (if required); see mixer installation instructions. Delivered condition, rotational direc- Change the rotational direction for tion of the mixer motor these installation examples A Marking notch HV Heating flow HR Heating return...
  • Page 92 Troubleshooting Repairs (cont.) KR Boiler return KV Boiler flow Temperature limiter for limiting the maximum temperature Immersion thermostat, part no. 7151 728 Contact thermostat, part no. 7151 729...
  • Page 93 Troubleshooting Repairs (cont.) Electromechanical temperature limiter according to the liquid expansion princi- ple. Switches the heating circuit pump OFF, when the set value has been exceeded. In such cases, the flow temperature reduces only slowly, i.e. it may be sev- eral hours before the system restarts again automatically.
  • Page 94 Troubleshooting Repairs (cont.) High limit safety cut-out for solar thermal system The power consumption of the pump must not exceed 2 A. sF to the control unit A High limit safety cut-out B Solar circuit pump Remote control Vitotrol 200, part no. 7450 017 With integral room temperature sensor.
  • Page 95 Troubleshooting Repairs (cont.) Connection 2-core lead (max. total lead length 50 m). Room temperature sensor connec- tion 2-core lead, up to 35 m long with a cross- section of 1.5 mm A Wall mounting fixture for Vitotrol B To the control unit or to the KM BUS distributor (in the KM BUS distributor, insert into terminals 1 and 2)
  • Page 96 Troubleshooting Repairs (cont.) Codes Remote control DIP switch setting Delivered condition: The remote control affects the heating cir- 1 2 3 4 cuit 1 with mixer M1 The remote control affects the heating cir- cuit 2 with mixer M2 1 2 3 4 1 2 3 4 When connecting a sep- arate room temperature...
  • Page 97 Troubleshooting Repairs (cont.) Connection 2-core lead (max. total lead length 50 m). Room temperature sensor connec- tion 2-core lead, up to 35 m long with a cross- section of 1.5 mm A Wall mounting fixture for Vitotrol B To the control unit or to the KM BUS distributor (in the KM BUS distributor, insert into terminals 1 and 2)
  • Page 98 Troubleshooting Repairs (cont.) Codes Remote control DIP switch setting Delivered condition: 3 2 1 int. ext. The remote control affects the heating cir- cuit 1 with mixer M1 The remote control affects the heating cir- cuit 2 with mixer M2 D PCB DIP switches (back of the cas- ing top) When connecting a sepa-...
  • Page 99 Troubleshooting Repairs (cont.) Connecting several remote control units Version 1 ≤ 15 m ≤ 15 m ≤ 15 m A To the control unit or to the KM BUS B Vitotrol distributor C Socket (on site) (in the KM BUS distributor, insert into terminals 1 and 2) ■...
  • Page 100 Troubleshooting Repairs (cont.) ■ If several remote control units and additional KM BUS users are connec- ted, make the connections via a socket as shown in the diagram ■ Total length of all KM BUS cables up to 50 m Room temperature sensor, part no.
  • Page 101 Troubleshooting Repairs (cont.) LON communication module Plug the module into the control unit. The communication interruption will be LON LON LON LON displayed (see page 82). A Control unit or Vitocom 300 B Connecting cable, part no. 7143 C Terminator, part no. 7143 497 Function extension 0 - 10 V, part no.
  • Page 102 Troubleshooting Repairs (cont.) DIP switch Function Reduced mode, heating circuit 1 with mixer M1 Reduced mode, heating circuit 2 with mixer M2 — 0 to 100 °C 30 to 120 °C Note Amongst switches 1 to 3, only one switch may be set to "ON".
  • Page 103 Function description Display and control elements Idle state Boiler 55°C Outside temperature 8°C DHW temp. 50°C A Display E Menu setting B Back key F Emissions test switch C Cursor keys of setting values G Standby D Confirmation Control functions Heating circuit control Brief description ■...
  • Page 104 Function description Control functions (cont.) Functions DHW temperature The flow temperature of heating circuits ■ With priority control: 1 and 2 is captured by the flow temper- The set flow temperature will be adjus- ature sensor. ted to 0 °C whilst the cylinder is being heated up.
  • Page 105 Function description Control functions (cont.) Extended economy mode System dynamics mixer circuit The heating circuit pump is switched In conjunction with the heating circuits 1 OFF and the set flow temperature is set and 2: to 0 °C, if one of the following criteria is You can influence the control character- met: istics of the mixer via coding address...
  • Page 106 Function description Control functions (cont.) Flow temperature control Differential temperature: The differential temperature can be adjusted via coding address "9F", Delivered condition: 8 K. The differential temperature is that mini- mum value, by which the boiler water temperature should be higher than the highest currently required mixer circuit flow temperature.
  • Page 107 Systems without heating circuit with mixer at the Vitoligno 300-P When installing the Vitoligno 300-P as part of an existing system with sealed unvented heating circuits with mixer, no additional mixers need to be fitted to the Vitoligno 300-P.
  • Page 108 Function description Control functions (cont.) Cylinder temperature control Brief description In conjunction with coding address "7F" ■ The cylinder temperature control is a constant temperature control. This is ■ Detached house the result of starting and stopping the Code "7F:1": circulation pump for cylinder heating.
  • Page 109 Function description Control functions (cont.) Priority control Set DHW temperature ■ With priority control: (Code "A2:2"): The set DHW temperature can be adjus- The set flow temperature will be adjus- ted between 10 and 60 ºC. ted to 0 °C whilst the cylinder is being The set range can be extended via cod- heated up.
  • Page 110 Function description Control functions (cont.) Control sequence Systems with heating water buffer cylinder Code "55:1", cylinder heating The circulation pump for cylinder heating Systems without heating water buffer starts when the differential between the cylinder buffer cylinder temperature (top sensor) and the actual DHW cylinder tempera- The DHW cylinder goes cold (set value ture exceeds 8 K (coding address "84").
  • Page 111 Function description Control functions (cont.) The DHW cylinder is hot: Accordingly, the control unit deter- ■ The control unit checks whether the mines the burner and circulation pump boiler will be required to supply heat shutdown points to prevent the set after the cylinder has been heated up DHW temperature being substantially or whether residual boiler heat should...
  • Page 112 Function description Control functions (cont.) Reducing the heat-up time During the transition from operation with The value and duration of the additional reduced room temperature to operation increase of the set flow temperature is with standard room temperature, the adjusted in coding addresses "FA" and flow temperature will be raised in accord- "FB".
  • Page 113 Function description Control functions (cont.) Soft start at plug gÖ ■ For systems without heating water buf- fer cylinder ■ The boiler water flow rate in the start- up phase (e.g. after a weekend shut- down) must be able to be reduced by at least 50% ■...
  • Page 114 Function description Control functions (cont.) External connections at plug aVD External heating program change- over/external "Mixer open" The "Mixer open" function can be allo- cated via coding address "9A" (see page 63) and the heating program changeover (see page 62) can be allo- cated to heating circuits via coding address "91".
  • Page 115 Function description Control functions (cont.) External blocking/external "Mixer External demand close" Closing the zero volt contact starts the Closing the zero volt contact causes the burner subject to load. The boiler water burner to perform a regulated shutdown is heated to the selected set flow tem- or the mixer to be closed.
  • Page 116 Function description Control functions (cont.) Temperature profile 1 (EN 1264-4), code "F1:1" Days Temperature profile 2 (ZV parquet and flooring technology), code "F1:2" Days Temperature profile 3, code "F1:3" Days Temperature profile 4, code "F1:4" Days...
  • Page 117 Function description Control functions (cont.) Temperature profile 5, code "F1:5" Days Temperature profile 6, code "F1:6" Days Optolink PCB ■ Burner standby display ■ Fault display ■ Optolink laptop interface Emissions test function Press the following keys: 3. d to confirm. During the preparation time, 1.
  • Page 118 Function description Control functions (cont.) 4. If 5. S to terminate the emissions "Ñ" extinguishes, the flue gas test can test function. be carried out. Emergency mode pumps Removing the strapping plug X7 the LV supply to the relays K20 to K29 (see page 122) will be interrupted.
  • Page 119 Function description Pellet combustion sequence chart...
  • Page 120 Function description Pellet combustion sequence chart (cont.) Burner start initiation ra1 Flushing speed Flushing phase ra2 Ignition speed Ignition phase starts ra3 Speed ignition phase 2 Ignition ra4 Stop speed Ignition phase 2 e1 Charge filling time Control mode e2 Charge ignition phase 2 Stop Ignition ON Idle state...
  • Page 121 Designs Connection and wiring diagram Position of PCBs and the plug-in strip A Control unit wiring chamber C PCB A2 B PCB A1 D Plug-in strip A3...
  • Page 122 Designs Connection and wiring diagram (cont.) PCB A1 (Heat distribution control) A Connection see the following page...
  • Page 123 Designs Connection and wiring diagram (cont.) PCB A2 (Combustion control)
  • Page 124 Designs Connection and wiring diagram (cont.) PCB A1 Fuse, 6.3 A (slow), 250 V External hook-up (see Fuse, 2.0 A (slow), 250 V page 114) Optolink interface KM BUS user Strapping plug X10 PCB interface KM BUS distributor X13 Boiler coding card LON Connecting cable for data 230 V~ plugs exchange between control units...
  • Page 125 Designs Connection and wiring diagram (cont.) a-ÖA a-A Plug-in strip, supply system Hall sensor, flue gas fan a-S Plug-in strip, supply system Lambda probe aBA Safety chain (zero volt) 230 V~ plugs Connection of additional safety equipment: Remove the jumper Incandescent ignition kÖ...
  • Page 126 Parts lists Parts lists Spare parts information 028 Burner grate with gasket Quote the part and serial no. (see type 029 Pivoting lever, tilt lever shaft plate) and the item number of the 030 Tilt lever shaft required part (as per this parts list). 031 Tilt lever set Obtain standard parts from your local 032 Turbulator...
  • Page 127 Parts lists Parts lists (cont.) 070 Locking lever, ash box 401 Programming unit casing 071 Seal washer 402 Programming unit 072 Insulation ring 403 PCB A1 heat distribution control 073 Seal/gasket, ignition pipe (CU230) with cover 074 Seal/gasket, grate support panel 404 PCB A2 combustion control 075 Runner, 2 pce.
  • Page 128 Parts lists Parts lists (cont.) 423 Plug set, LV 439 Collector temperature sensor 424 Mating plug X12 440 Cylinder temperature sensor 425 Plug sÖ 441 Extension kit for one heating circuit 426 Plug gS 442 Solar components Vitoligno 443 Contact thermostat 427 Plug fÖ...
  • Page 129 Parts lists Parts lists (cont.)
  • Page 130 Parts lists Parts lists (cont.)
  • Page 131 Parts lists Parts lists (cont.)
  • Page 132 Parts lists Parts lists (cont.)
  • Page 133 Parts lists Parts lists (cont.)
  • Page 134 Parts lists Parts lists (cont.)
  • Page 135 Parts lists Parts lists (cont.)
  • Page 136 Commissioning/service reports Commissioning/service reports Commissioning Service Service date: Service Service Service date: Service Service Service date: Service Service Service date: Service Service Service date:...
  • Page 137 Specification Specification Rated voltage 230 V∼ Rated frequency 50 Hz Rated current 6 A∼ Power consumption W (mathematical average) Protection class Protection IP 20 D to EN 60529, ensure through design/installation Function Type 1 B to EN 60730-1 Permiss. ambient temperature ■...
  • Page 138 Specification Specification (cont.) Rated output range 4 to 12 6 to 18 8 to 24 Required draught mbar 0.05 0.05 0.05 Flue gas Average temperature (gross) ■ at the upper rated °C output ■ at partial load (33% °C of the upper rated output) content % by vol.
  • Page 139 Certificates Declaration of conformity We, Viessmann Werke GmbH & Co KG, D-35107 Allendorf, confirm as sole respon- sible body that the product Vitoligno 300-P complies with the following standards: DIN EN 303-5 DIN EN 55 014-1 DIN EN 304 DIN EN 55 014-2...
  • Page 140 Keyword index Keyword index Coding during commissioning....12 Acknowledging fault messages..76 Commissioning the supply system..11 Actuator test........29 Configuring the supply system...11 Adaptive cylinder heating....110 Connection and wiring diagram..121 Adjusting the heating curves....31 Contact temperature sensor....87 Adjusting the set room temperature...32 Control functions......103 Apartment block.......108 Controls..........103 Automatic operation......108...
  • Page 141 Keyword index Keyword index (cont.) Fault codes, summary......78 Language selection......10 Fault display ■ Acknowledging.......76 ■ Fault monitoring......35 ■ Hiding..........76 ■ Integrating a control unit....34 ■ Plain text.........76 ■ Setting the user number....34 Fault history........77 ■ Updating user list......35 Fault manager........35 LON communication module..34, 101 Fault memory........77 Faults..........76...
  • Page 142 Keyword index Keyword index (cont.) Standby..........103 Radio clock receiver......88 Start-up sequence........6 Raising the reduced room Strapping plug......118, 124 temperature........111 Summer/winter time changeover..61 Reduced room temperature....33 Supply process pellets.....118 Reduced room temperature, raising 111 Switching the power ON......6 Relay test...........29 System circuit Remote control ■...
  • Page 144 Applicability from serial no. 7326 315 ␣ 00000 ␣␣␣ 7326 316 ␣ 00000 ␣␣␣ 7326 317 ␣ 00000 ␣␣␣ 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...

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