Viessmann Vitovent 300 Service Instructions Manual
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Viessmann Vitovent 300 Service Instructions Manual

Domestic ventilation system with heat recovery
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VIESMANN
Service instructions
for contractors
Vitovent 300
Domestic ventilation system with heat recovery
3
3
3
for a max. air flow rate 180 m
/h, 300 m
/h, 400 m
/h
For applicability, see the last page
VITOVENT 300
Please keep safe.
5692 903 GB
1/2011

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Summary of Contents for Viessmann Vitovent 300

  • Page 1 VIESMANN Service instructions for contractors Vitovent 300 Domestic ventilation system with heat recovery for a max. air flow rate 180 m /h, 300 m /h, 400 m For applicability, see the last page VITOVENT 300 Please keep safe. 5692 903 GB...
  • Page 2 Safety instructions Safety instructions Please follow these safety instructions closely to prevent accidents and mate- rial losses. Safety instructions explained ■ The Code of Practice of relevant trade associations Danger ■ All current safety regulations as This symbol warns against the defined by DIN, EN, DVGW, VDE and risk of injury.
  • Page 3 Please note Repairing components that fulfil a safety function can compromise the safe operation of your sys- tem. Replace faulty components only with original Viessmann spare parts. Auxiliary components, spare and wearing parts Please note Spare and wearing parts that...
  • Page 4 Index Index Commissioning, inspection, maintenance Steps – commissioning, inspection and maintenance.......... Further details regarding the individual steps............Remote control Setting parameters....................38 Returning to the delivered condition..............41 Troubleshooting Diagnosis at the remote control................42 Repair........................44 Connection and wiring diagram................ 46 Parts lists Parts list, Vitovent with max.

  • 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. Checking the domestic ventilation system....• • • 2. Starting the Vitovent............•...

  • Page 6: Checking The Domestic Ventilation System

    Checking the domestic ventilation system Danger Information regarding the operation The simultaneous operation of of the Vitovent 300 in conjunction open flue combustion equipment with open flue combustion equipment (e.g. an open fireplace) and the ■ Always install an interlock system on Vitovent in a space where the site.

  • Page 7: Starting The Vitovent

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) We recommend that the domestic ■ Flexible connection from the Vitovent ventilation system is checked for the to the duct system. following characteristics: ■ Correct condensate draining, correct ■ Clear cross-section of outdoor air inlet thermal insulation of ducts in cold and exhaust air outlet.

  • Page 8: Setting The Air Flow Rates For The Operating Mode

    8. "ESC" to exit the menu following 3. d to confirm. setting the air flow rates. 4. xw for "Parameter". Delivered condition: Vitovent 300 for max. air flow rate Reduced ventilation Normal ventilation Raised ventilation This setting can be adjusted to meet rel- Note...

  • Page 9: Metal Duct System: Presetting The Ventilation/Extract Air Apertures

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Setting ranges (variable): Vitovent 300 for max. air flow rate Reduced ventilation 50 to 170 50 to 290 50 to 390 Normal ventilation 50 to 175 50 to 295 50 to 395...
  • Page 10 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Air flow rate in m³/h A Number of open apertures 1. Subject to the planned pressure drop 2. Set the determined number of aper- and air flow rate for the part section, tures A at the ventilation air aperture determine the required number of for wall installation.
  • Page 11 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Ventilation air valve for ceiling installation (DN 100, DN 125) Ø 140 Note ■ Removing deflector B enables the air discharge angle to be increased from 180° to 360° (e.g. when installing in the centre of the room).
  • Page 12 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) DN 100, air discharge angle 180° Air flow rate in m³/h A Aperture width of the annular gap in...
  • Page 13 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) DN 100, air discharge angle 360° Air flow rate in m³/h A Aperture width of the annular gap in...
  • Page 14 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) DN 125, air discharge angle 180° Air flow rate in m³/h A Aperture width of the annular gap in...
  • Page 15 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) DN 125, air discharge angle 360° Air flow rate in m³/h A Aperture width of the annular gap in...
  • Page 16 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 2. Set the determined annular gap A at 1. Subject to the planned pressure drop and air flow rate for the part section, the ventilation air valve for ceiling determine the required annular gap installation.
  • Page 17 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 32.5 27.5 22.5 17.5 12.5 Air flow rate in m³/h A Aperture width in mm 1. Subject to the planned pressure drop 2. Remove the grille from the floor out- and air flow rate for the part section, let.
  • Page 18 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Slotted outlet with connecting chamber Max. flow rate: 35 m A Aperture width 22.5 17.5 12.5 Air flow rate in m³/h A Aperture width in mm 1. Subject to the planned pressure drop 2.
  • Page 19 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 4. Record the actual value in the com- missioning report. Setting the air discharge angle Subject to installation position, the air discharge angle can be set to 180° or 360°. A Air discharge angle B Scaled selector C Slider on the back of the slotted out-...
  • Page 20 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Installation position Setting the rotary selectors Ceiling installation Set all rotary selectors to "6" Set half of the rotary selectors to "1/A" and the other half to "F/6" Extract air valve for wall and ceiling installation Nominal diameter Dimension a DN 100...
  • Page 21 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) DN 100 Air flow rate in m³/h A Valve cone adjustment in mm...
  • Page 22 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) DN 125 Air flow rate in m³/h A Valve cone adjustment in mm...
  • Page 23 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 1. Subject to the planned pressure drop 2. Set the determined valve cone posi- and air flow rate for the part section, tion A at the extract air valve for wall determine the required valve cone or ceiling installation.
  • Page 24 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 50 60 Air flow rate in m³/h A-E Pressure drop curves for valve positions A (open, clear cross- section 50 %) to E (closed)
  • Page 25 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 1. Subject to the planned pressure drop and air flow rate for the part section, determine the required valve position from the diagram. Example: The engineering provides the follow- ing details for the part section: ■...
  • Page 26 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 50 60 Air flow rate in m³/h A-E Pressure drop curves for valve positions A (open, clear cross- section 50 %) to E (closed)

  • Page 27: Plastic Duct System: Presetting The Ventilation/Extract Air Apertures

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 1. Subject to the planned pressure drop and air flow rate for the part section, determine the required valve position from the diagram. Example: The engineering provides the follow- ing details for the part section: ■...
  • Page 28 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Opening the ventilation air valve Regarding step 2: Open the ventilation air valve to the end of the scale.
  • Page 29 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Setting the air discharge angle at the ventilation air valve Inserting the deflector (supplied with the ventilation air valve) enables the air dis- charge angle to be reduced from 360° to 180°...
  • Page 30 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Opening the extract air valve Regarding step 2: Open the extract air valve to the end of the scale.

  • Page 31: Adjusting Air Flow Rates

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Adjusting air flow rates 2. With an impeller air speed meter, check the air velocity (or the flow rate directly) at the ventilation air and extract air valves (observe the instructions issued by the manufac- turer of the test equipment).
  • Page 32 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 6. Carry out a second measurement Note and check the readjustment. Adjusting the air volumes using an impel- Record the new values in the com- ler air speed meter cannot provide high missioning report.
  • Page 33 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Extract air valve (DN 100) Air speed in m/s A Annular gap Floor outlet Aperture width [mm] Actual air velocity [m/s] Air flow rate [m 1.26 1.89 2.52 2.62 3.78 5.04 3.78 5.87...

  • Page 34: Shutting Down The System

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Shutting down the system When working on an open appliance: Danger Contact with 'live' components can lead to severe injury from electric current. Prior to working on the appliance pull out power plug and pre- vent accidental reconnection.

  • Page 35: Cleaning Vitovent, Countercurrent Heat Exchanger And Filter Mats (Replacing If Required)

    Further details regarding the individual steps (cont.) Cleaning Vitovent, countercurrent heat exchanger and filter mats (replacing if required) HG F Vitovent 300 for max. air flow rate 180 m Vitovent 300 for max. air flow rate 300 m /h or 400 m...
  • Page 36 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Please note 5. Wipe the inside of the Vitovent with a Mechanical stress can result damp cloth; clean with a vacuum in damage to the fins of the cleaner if necessary. countercurrent heat exchanger.

  • Page 37: Checking The Condensate Drain

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the condensate drain Please note 2. Check the condensate drain hose for Twisting the condensate drain seating and tightness at the conden- elbow will lead to leaks in the con- sate drain elbow (see fig.
  • Page 38 Remote control Setting parameters 6. xw to change the value Please note Incorrect adjustments can result in incorrect operation. Note Settings must only be made/ Only flashing values can be changed by a qualified contrac- changed. tor. Non-flashing values are Incorrect operation by system operating details.
  • Page 39 300 50 to 400 m 400 m Set outside temperature for closing the 10 5 to 20 °C bypass in °C (only for Vitovent 300 for max. air flow rate 300 m /h or 400 m Set extract air temperature for opening 22 18 to 30 °C...
  • Page 40 Remote control Setting parameters (cont.) Param Delivered Setting range eter Description condition Fixed pressure imbalance to compen- 0 -100 to +100 m sate leaks from the building. ■ -100 to 0 m /h generates negative pressure ■ 0 to +100 m /h generates positive pressure Note...
  • Page 41 Remote control Setting parameters (cont.) Param Delivered Setting range eter Description condition Bypass mode 1 0: Bypass closed 1: Bypass auto- matic 2: Do not adjust Bypass hysteresis. 2 0 to 5 K Temperature differential in K, for open- ing or closing the bypass damper (con- cerns parameter "03"...
  • Page 42 Troubleshooting Diagnosis at the remote control Calling up operating data 1. Position the rotary program selector 7. d to confirm a selected value. to "MENU". 8. "ESC" to exit the menu. 2. xw for "Service". The standard display will be shown again 3.
  • Page 43 Troubleshooting Diagnosis at the remote control (cont.) Param Explanation Value range eter Bypass setting 0 Bypass closed 1 Bypass automatic 2 Ventilation air min. Outdoor air temperature -100 to +100 °C Extract air temperature, actual -100 to +100 °C value Ventilation air flow rate, actual 0 to 400 m value...
  • Page 44 Troubleshooting Diagnosis at the remote control (cont.) Code Cause Measure Extract air tempera- Check sensor leads to the control PCB. ture sensor faulty Check sensor; replace if required. FILTER No fault; the appli- Clean or replace filter mats in the Vitovent as descri- CHECK ance continues to bed on page 35 and/or replace the filters in the...
  • Page 45 Troubleshooting Repair (cont.) Fuses The fuses are on the control PCB (see page 46). F1: 2 A (slow), 250 V~ Max. power loss ≤ 1.6 W F4: 5 A (slow), 250 V~ Max. power loss ≤ 2.5 W...
  • Page 46 Connection and wiring diagram Connection and wiring diagram Control PCB A Power supply 230 V/50 Hz G Room air temperature sensor Pt500 B Extract air fan H Motor bypass damper C Ventilation air fan K To the auxiliary PCB, terminal X6 D BUS cable OpenTherm L To the auxiliary PCB, terminal X10 E Remote control...
  • Page 47 Connection and wiring diagram Connection and wiring diagram (cont.) Auxiliary PCB K To control PCB, terminal X12 F2 Fuse, 5.0 A (slow), 250 V~ F3 Fuse, 5.0 A (slow), 250 V~ L To control PCB, terminal X13 M Terminals X1.5/X1.6: Connection for interlock system to lock out the Vitovent in case of neg- ative pressure inside the room...
  • Page 48 Parts lists Parts list, Vitovent with max. air flow rate 180 m When ordering spare parts: 007 Set of filter mats Quote the part and serial numbers (see 008 Temperature sensor type plate) and the item number of the 010 Front l.h. door required part (as per this parts list).
  • Page 49 Parts lists Parts list, Vitovent with max. air flow rate 180 m (cont.)
  • Page 50 Parts lists Parts list, Vitovent with max. air flow rate 300 m /h and 400 m When ordering spare parts: 005 Bypass damper (complete) Quote the part and serial numbers (see 007 Set of filter mats type plate) and the item number of the 008 Temperature sensor required part (as per this parts list).
  • Page 51 Parts lists Parts list, Vitovent with max. air flow rate … (cont.)
  • Page 52 Commissioning/service reports Commissioning report...
  • Page 53 Commissioning/service reports Example of a commissioning report...
  • Page 54 Specification Specification Vitovent 300 for max. air flow rate Setting range for air flow rate (var- iable) Reduced ventilation 50 - 170 50 - 290 50 - 390 Nominal ventilation (normal ventila- 50 - 175 50 - 295 50 - 395...
  • Page 55 Certificates Declaration of conformity We, Viessmann Werke GmbH&Co KG, D-35107 Allendorf, confirm as sole respon- sible body that the product Vitovent 300 with remote control complies with the following standards: EN 55 014 EN 60 335-1 In accordance with the following Directives, this product is designated with _:...
  • Page 56 Keyword index Keyword index Condensate drain pipe......7 Adjusting air flow rates.......31 Condensate pan.........37 Air discharge angle, slotted outlet..19 Connection diagram......46 ■ For ceiling installation.....20 Connection for interlock system..47 ■ For wall installation......19 Contamination of filter......9 Air discharge angle, ventilation air Control PCB......45, 46, 47 valve...........29 Countercurrent heat...
  • Page 57 Keyword index Keyword index (cont.) Filters, changing.........36 Filters, cleaning........35 Parameters........38 Filters, cleaning with vacuum cleaner 36 Parts list........48, 50 Floor outlet.........16 PCBs..........46 Flow rate..........8, 9 Power plug........7, 34 Frost protection......40, 43 Power supply........46 Fuses........45, 46, 47 Pressure drop ■ Duct system........9 ■...
  • Page 58 Keyword index Keyword index (cont.) Settings..........38 Siphon..........37 Ventilation air apertures, setting..9, 27 Sizing the duct system......7 Ventilation air flow rate.......43 Slotted outlet........18, 19 Ventilation equipment, cleaning..36 Spare parts........48, 50 Specification........54 Starting..........7 Water seal..........37 Wiring diagram........46 Temperature sensors......44 Time.............7...
  • Page 60 Applicability Serial number: 7373 372 7373 373 7373 374 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...

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