Viessmann VITOVENT 300-W Operating Instructions Manual
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Viessmann VITOVENT 300-W Operating Instructions Manual

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VIESMANN
Operating instructions
for the system user
Mechanical ventilation system with heat recovery
3
3
for a maximum air flow rate of 300 m
/h and 400 m
/h
VITOVENT 300-W
Please keep safe.
5793 597 GB
5/2013

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  • Page 1 VIESMANN Operating instructions for the system user Mechanical ventilation system with heat recovery for a maximum air flow rate of 300 m /h and 400 m VITOVENT 300-W Please keep safe. 5793 597 GB 5/2013...
  • Page 2 Safety instructions For your safety Please follow these safety instructions closely to prevent accidents and mate- rial losses. Safety instructions explained Danger Incorrect work on the system can Danger lead to life-threatening acci- This symbol warns against the dents. risk of injury. Work on electrical equipment must only be carried out by a Please note...
  • Page 3 Safety instructions For your safety (cont.) Auxiliary components, spare and wearing parts Please note Components that are not tested with the system may cause sys- tem damage, or may affect its functions. Have installation or replacement work only carried out by qualified contractors.
  • Page 4 Index Index Introductory information Intended use......................■ Passive house use.................... Commissioning..................... ■ Permissible ambient temperatures..............Terminology......................Your system is preset at the factory..............Energy saving tips....................Tips for greater comfort..................Recommended ventilation stages................ Operation Remote control..................... 10 ■ Symbols......................11 Default menu......................
  • Page 5 Index Index What to do if... Insufficient air change..................32 Excessive air change................... 33 " " and "E..." are displayed.................. 33 "Filter" is displayed....................33 Doors/windows can only be opened with difficulty..........34 Doors/windows bang when opened..............34 Repair work Cleaning.......................
  • Page 6 Index Index (cont.) Terminology......................41 ■ 3-way diverter damper..................41 ■ Extract air......................41 ■ Extract air temperature..................41 ■ Set extract air temperature................41 ■ Extract air temperature differential..............41 ■ Outdoor air......................42 ■ Outdoor air temperature..................42 ■...

  • Page 7: Intended Use

    Passive house use Vitovent 300-W meets the requirements for passive house use. Commissioning The commissioning and matching up of Note...

  • Page 8: Your System Is Preset At The Factory

    Introductory information Commissioning (cont.) Permissible ambient temperatures The appliance may only be operated at ambient temperatures inside the instal- lation location of between 2 °C and 35 °C. Terminology To provide you with a better understand- Further information can be found ing of the functions of your mechanical in chapter "Terminology"...

  • Page 9: Energy Saving Tips

    Introductory information Energy saving tips Brief absence, e.g. to go shopping (see Contaminated filters (see page 36) page 12): ■ Regularly clean the filters inside the ■ Temporarily select a lower ventilation ventilation unit and in the extract air valves or, alternatively, replace them. stage, e.g.
  • Page 10 Operation Remote control You can change all settings of your mechanical ventilation system centrally at the remote control. G: 1 08:30 Monday 09/01/2013 08:00 - 23:00 Filter A Wall mounting bracket Takes you to the previous step in the menu or cancels a setting that has B Programming unit been started.

  • Page 11: Remote Control

    Operation Remote control (cont.) Note The background lighting of the display will switch off if you have not adjusted any settings on the programming unit for a few minutes. Symbols Further information can be found Standard ventilation in chapter "Terminology" in the Ap- Intensive ventilation pendix.
  • Page 12 Operation Default menu (cont.) G: 1 08:30 Monday 09/01/2013 08:00 - 23:00 Filter A Day, time and date C Currently selected ventilation stage B Subject to active settings: (see page 11) ■ Start and end points of the cur- Fault code, if currently there is a rently active period within the selected time program (see fault.
  • Page 13 Operation Default menu (cont.) Turn the selector until the required ven- tilation stage is shown. G: 1 08:30 Monday 09/01/2013 ■ remain active, until the current period of the selected time pro- Temporarily - 17:00 gram ends. ■ remains active for 30 minutes. With you will prematurely reactivate the previously selected time program.
  • Page 14 Operation How to use the controls (cont.) 2. In order to select the required menu point, turn the selector. The selected menu point is highligh- ted against a black background. 3. To confirm your selection, press the selector. The current setting is displayed and highlighted against a black back- ground.
  • Page 15 Start-up/shutdown Starting the mechanical ventilation system Insert the mains plug of the ventilation unit into a standard socket. After a short while, the default display appears on the remote control (see page 11). Your mechanical ventilation system is now ready for operation. Switching off the mechanical ventilation system Please note There is a risk of moisture dam-...
  • Page 16 Time programs Time programs Further information can be found When setting the time programs, in chapter "Terminology" in the Ap- observe the following: pendix. ■ Time programs include up to 6 sequential periods per day ("Period Time programs enable you to adapt the 1"...
  • Page 17 Time programs Time programs (cont.) Setting periods for time program "P1: week" Factory settings 3. "P1: Week" 4. Select the required period: "Period Period Start time Ventila- tion stage 1" to "Period 6" 5. "Start time": Set the required start "Period 1"...
  • Page 18 Time programs Time programs (cont.) Setting periods for time program "P3: day individual" Factory settings for "Monday" to "Fri- Main menu day" 1. "Setting control unit" Period Start time Ventila- 2. "Periods" tion stage 3. "P3: days individual" "Period 1" 07:00 h 4.

  • Page 19: Time Programs

    Time programs Time programs (cont.) Main menu 1. "Setting control unit" 2. "Periods" 3. "P2: week/weekend" 4. "weekend" 5. For "Period 4", select a start time. Confirm your settings. "Period 4" is enabled. "Period 5" is added, but not enabled. 6.
  • Page 20 Manual mode Permanently change ventilation stage In "Manual" mode, your mechanical ventilation system operates constantly with the selected ventilation stage. For recommended ventilation stage set- tings, see page 9. G: 1 08:30 Monday 09/01/2013 Manual mode Default menu 1. Press 2.

  • Page 21: Device Settings

    Setting the air flow rates Further information can be found in chapter "Terminology" in the Ap- pendix. Factory settings Display Ventilation stage Vitovent 300-W for maximum air flow rate 300 m 400 m "Air flow 0" Background ventilation 50 m...
  • Page 22 Device settings Device settings (cont.) Please note Main menu Fans are stopped at an air flow 1. "Setting appliance" rate of 0 m /h. There is a risk of 2. "Setting numb" moisture damage to the build- 3. Select the required ventilation stage: ing.
  • Page 23 Device settings Device settings (cont.) Setting the extract air temperature differential Further information can be found Main menu in chapter "Terminology" in the Ap- 1. "Setting appliance" pendix. 2. "Setting numb" 3. "Bypass Hyster." Factory setting: 2 K 4. Set the required temperature. Confirm An enabled bypass will be blocked if the your settings.
  • Page 24 Device settings Device settings (cont.) Balancing pressure differential Further information can be found Main menu in chapter "Terminology" in the Ap- 1. "Setting appliance" pendix. 2. "Setting numb" 3. "Unbalan. Mode" Factory settings: 4. Select "ON". Confirm your selection. ■ "Unbalan. Mode": "ON" 5.
  • Page 25 Device settings Device settings (cont.) Enabling CO /humidity sensor Further information can be found Main menu in chapter "Terminology" in the Ap- 1. "Setting appliance" pendix. 2. "Setting numb" 3. "V1 on/off" Factory settings: 4. Select "1". Confirm your settings. ■...

  • Page 26: Setting The Date

    Further adjustments Setting the time Main menu: 1. "Setting control unit" 2. "Time" 3. Set the hours, minutes and seconds. Set each number separately. Confirm each setting. The active number is underlined. 4. To exit the menu, press Setting the date Main menu: 1.

  • Page 27: Further Adjustments

    Further adjustments Restoring factory settings (cont.) Removing the programming unit Inserting the programming unit Hold down selector A when inserting the programming unit. As confirmation of the reset and the settings made, the dis- play briefly shows "Parameter Reset".
  • Page 28 Further adjustments Restoring factory settings (cont.) Resetting the appliance settings Please note All appliance settings adjusted by your HVAC contractor are reset. This means that the mechanical ventilation system may no longer be optimally matched to your building. Only carry out this step in agree- ment with your HVAC contrac- tor.

  • Page 29: Scanning Information

    Scanning Scanning information Scanning settings and operating conditions Default menu 1. Press . G: 1 08:30 Monday 2. To exit the menu, select "back" or 09/01/2013 press Information Mode 3 300 m Bypass Frost Error back The information shown has the following meaning: Display Explanation "Stage 0"...

  • Page 30: Scanning Messages

    Scanning Scanning information (cont.) Scanning actual values Using the actual values displayed, your Main menu HVAC contractor can assess whether 1. "Information install." your mechanical ventilation system is set 2. To exit the menu, select "back" or up optimally. press Scanning messages Scanning fault messages G: 1...
  • Page 31 Scanning Scanning messages (cont.) Displaying the fault summary The fault summary includes all codes of faults that have occurred since last time the fault summary was deleted. The most recent fault code will be at the top of the list. Main menu 1.
  • Page 32 What to do if... Insufficient air change Cause Remedy The mechanical ventilation system is ■ Insert the mains plug into a socket (see switched off. page 15). ■ Switch on the mains isolator (if instal- led, outside the installation room). ■...
  • Page 33 What to do if... Excessive air change Cause Remedy Air flow rate set too high. Reduce the air flow rate. The following options are available: ■ Temporarily select a lower ventilation stage (see page 12). ■ Permanently select a lower ventilation stage (see page 20).
  • Page 34 What to do if... Doors/windows can only be opened with difficulty Cause Remedy In highly airtight buildings, for example a Notify your HVAC contractor. passive house: Air flow rates of your ventilation unit for supply air and extract air are out of bal- ance.

  • Page 35: Repair Work

    Repair work Cleaning ■ Clean the casing of the ventilation unit Please note with a commercially available domes- Dust deposits in the appliance tic cleaning agent (non-scouring). can result in malfunctions ■ Clean the outdoor air and extract air Never start the appliance with- filters in the ventilation unit as well as out outdoor air and extract air the filters in the extract air valves reg-...

  • Page 36: Cleaning Or Replacing Filters

    Repair work Cleaning (cont.) Cleaning the kitchen extract air valve Please note Clean grease filter A with water and Dust will settle inside the duct- detergent or in the dishwasher. Dry work if the mechanical ventilation grease filter A prior to refitting it. system is operated without filters.
  • Page 37 Repair work Cleaning or replacing filters (cont.) Dispose of contaminated filters through household waste. Filter in the ventilation unit Danger Please note The ventilation unit terminals are Dust deposits in the appliance located behind the r.h. casing can result in malfunctions door.
  • Page 38 Repair work Cleaning or replacing filters (cont.) Cleaning or replacing filters Note Prior to removing filters, note their instal- lation position. If necessary, mark posi- tions with a pen. A Extract air filter B Outdoor air filter...
  • Page 39 Repair work Cleaning or replacing filters (cont.) Extract air valve filter Please note Dust will settle inside the duct- work if the mechanical ventilation system is operated without filters. This increases the air pressure drop. Pull the mains plug of the venti- lation unit prior to undoing the extract air valves.
  • Page 40 Appendix Main menu overview "Main menu" "Service menu" "Filter Reset", see page 39 "Reset fault", see page 31 "Overv. Fault", see page 31 "Setting control unit" "Time", see page 26 "Date", see page 26 "Program choice", see page 16 "Periods", see page 17 "P1: Week"...
  • Page 41 Appendix Main menu overview (cont.) "Setting appliance" "Setting numb", see page 21 "CN2 coupling" Never adjust "CN2 supply mode" Never adjust "CN2 extract mode" Never adjust "Geo heat on/off" "Geo Temp. Min" "Geo Temp. Max" "RHT sensor" Never adjust "RHT fine adjustment" Never adjust "Information install.", see page 30 Terminology...

  • Page 42: Outdoor Air

    A temperature-controlled motorised C Extract air bypass damper is an integral part of the (e.g. from kitchen, bathroom, WC) Vitovent 300-W. D Outdoor air With this bypass damper, the ventilation E Bypass blocked: Ventilation with unit switches between ventilating the heat recovery interior with or without heat recovery.

  • Page 43: Bypass Function

    Appendix Terminology (cont.) Compared to venting via open windows, This allows the interior to be cooled by the actual heat loss is very low. There- the cooler outdoor air, e.g. during cooler fore, during the heating season keep summer nights. This passive cooling windows and doors closed.

  • Page 44: Pressure Differential

    Appendix Terminology (cont.) concentration See "Carbon dioxide concentration". Pressure differential Pressure differential (imbalance) [in this In order to balance out pressure differ- context] refers to the air flow rate on the entials like this, the air flow rate on the supply air side being different from that supply side must be permanent of the extract air side.

  • Page 45: Humidity Sensor

    Appendix Terminology (cont.) Window ventilation Ventilation by opening windows. This Ventilation through windows is not results in a large amount of heating required when a mechanical ventilation energy escaping from the building. system is in constant use. Humidity sensor See "Relative humidity". Exhaust air Air routed by the mechanical ventilation system outdoors.

  • Page 46: Air Pressure Switch

    Appendix Terminology (cont.) Background ventilation Ventilation stage, for which the minimum Only select this ventilation stage if little odour and humidity are created inside air flow rate of 50 m /h is set permanently the building, e.g. when no-one is at (ventilation stage 0, home.

  • Page 47: Air Flow Rate

    Appendix Terminology (cont.) Humidity Relative humidity of the indoor air. With The relative humidity in the interior can excessive relative humidity there is a risk be monitored by means of a CO /humid- of fungal growth. ity sensor (accessory). When the relative humidity is too high, the set air flow rate will increase automatically.

  • Page 48: Heat Recovery

    An electric preheater coil is installed in the Vitovent 300-W. An additional exter- nal preheater coil for integration into the outdoor air duct is available as an acces- sory.

  • Page 49: Heat Exchanger

    Appendix Terminology (cont.) Heat exchanger Central module inside the ventilation unit that preheats the cooler supply air with the latent heat in the extract air. For this, neither air stream comes into direct con- tact with the other. Mechanical ventilation system You can constantly ventilate your interior Fresh air enters the living rooms and with a mechanical ventilation system.
  • Page 50 Keyword index Keyword index Control levels........10 Absence..........9 Controls..........10 Air change ■ Excessive........33 ■ Insufficient........32 Date.............8 Air flow rates........47 Default menu........11 ■ Factory settings......21 Delivered condition......8 ■ Scanning.........29 Device settings........21 ■ Setting..........21 Display Air pressure switch......46 ■ Fault..........33 Ambient temperatures......8 ■ Filter..........33 Displaying a message......33 Displaying information......10 Background lighting......11...
  • Page 51 Keyword index Keyword index (cont.) Fresh air..........42 Frost protection function....45 Passive cooling........43 Passive house........34 Period..........48 Geothermal heat exchanger. .25, 44, 45 ■ Adding..........18 Glossary..........41 ■ Deleting..........19 Periods ■ Disabling.........19 Heat exchanger......42, 49 ■ Enabling..........18 Heat recovery.......42, 48 ■ Setting........17, 18 Holidays..........9 Permissible ambient temperatures..8 How to use the controls.....13...
  • Page 52 Keyword index Keyword index (cont.) Scanning messages......30 Time programs........16 Scanning operating conditions...29 Tips Scanning settings.......29 ■ Comfort..........9 Selector..........10 ■ Energy saving........9 Set extract air temperature....41 Troubleshooting.........32 Setting ■ Air flow rates........21 ■ Bypass function......23 Use............7 ■ Date..........26 ■ Extract air temperature....22 ■...

  • Page 56: Your Contact

    Contact your local contractor if you have any questions regarding the maintenance and repair of your system. You may, for example, find local contractors on the internet under www.viessmann.com. Viessmann Werke GmbH&Co KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford...

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