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SystemAir VTR 100/B LITE Installation And Service

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VTR 100/B LITE
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Installation and Service
Document in original language | 212962 · v02

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  • Page 1 VTR 100/B LITE Installation and Service Document in original language | 212962 · v02...
  • Page 2 © Copyright Systemair AB All rights reserved E&OE Systemair AB reserves the rights to alter their products without notice. This also applies to products already ordered, as long as it does not affect the previously agreed specifications. 212962 | v02...

  • Page 3: Table Of Contents

    Contents Overview ............1 4.4.3 Fitting the kitchen furniture panel as a door ......21 General Description ........1 Commissioning ..........21 Warranty ..........1 Type label..........1 Control panel........21 Important Safety Information ....1 5.1.1 Display symbols ....... 22 1.4.1 Intended Use......1 Start up wizard ........22 1.4.2 Admonitions ......2 5.2.1...
  • Page 4 Contents 9.3.3 Heat exchanger ....... 44 9.3.4 Print card........ 44 9.3.5 Temperature sensors ....44 9.3.6 Humidity sensor....... 44 Trouble shooting ........44 Alarm list..........46 Replacing rotor drive belt ....... 47 212962 | v02...

  • Page 5: Overview

    Overview General Description This installation manual concerns air handling unit type VTR 100/B LITE manufactured by Systemair. The manual consists of basic information and recommendations concerning the design, installation, start-up and opera- tion, to ensure a proper fail-free operation of the unit.

  • Page 6: Admonitions

    | Overview • The device is not to be used by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction. • The system should operate continuously, and only be stopped for maintenance/service. •...

  • Page 7: Declaration Of Conformity

    Heat recovery ventilation unit: VTR 100/B LITE (The declaration applies only to product in the condition it was delivered in and installed in the facility in accordance with the included installation instructions. The insurance does not cover components that are added or actions carried out subsequently on the product).

  • Page 8: Technical Data

    | Technical Data Technical Data Electrical data Model Fans (W) Heater (W) Total (W) Fuse (mains) (A) Standard With heater Voltage 230V 1~, 50Hz Dimensions and Weight Fig. 2 Dimensions of left hand unit 212962 | v02...

  • Page 9: Duct Connections

    Technical Data | Fig. 3 Dimensions of right hand unit The unit weight is 48 kg. Duct connections Fig. 4 Duct connections Symbol Description Symbol Description Symbol Description Supply air Outdoor air Cooker hood air 212962 | v02...

  • Page 10: Delivery, Transport, Storage

    Transport and storage The VTR 100/B LITE should be stored and transported in such a way that it is protected against physical damage. It should be covered so dust, rain and snow cannot enter and damage the unit and its components.

  • Page 11: Installation With 251-10/B Cooker Hood

    Dashed lines mark the outline of VTR 100/B LITE unit. Installation with 251-10/B cooker hood The VTR 100/B LITE is to be mounted above a stove. Continue to follow instructions how to find the correct height and depth for mounting bracket installation.
  • Page 12 Make sure to find a correct depth for installation of the VTR 100/B LITE unit before proceeding with the mounting bracket installation on the wall. The VTR 100/B LITE is supplied with approximately 1 m of power cable and fitted with a plug for 230 V~, single phase earthed connection located at the top of the unit.

  • Page 13: Wall Preparation For Mounting Bracket

    (figure 7, pos. B). The unit weights 48 kg. Make sure there is a power socket is located nearby the unit, preferably above it. It must be earthed. VTR 100/B LITE power cable length is 1 m and it comes out from the top left side in right version units and from the right top side in left version units.

  • Page 14: 251-10/B Cooker Hood Installation

    | Installation Fig. 8 Installation of mounting bracket without or with wooden blocks 2. Screw the mounting bracket (pos. 1) with the anti-vibration pad (pos. 2) to the wall (figure 8, pos. A). Screws are not included, choose them based on your wall type. Use appropriate holes to screw the bracket firmly to the wall. Bottom side of bracket should be 40 mm (H) below top of unit position.

  • Page 15: Unit Mounting And Cooker Hood Wiring

    4.2.3 Unit mounting and cooker hood wiring 1. Pull the cooker hood power supply and control cables to the top since the mounted VTR 100/B LITE unit will block ac- cess to the back. Fig. 10 Placing the unit on the mounting bracket (the cooker hood is not shown) 2.

  • Page 16: Installation With 392-10/B Cooker Hood

    • The unit requires regular maintenance and therefore kitchen furniture panel between cabinets where the unit is lo- cated must be removable. • Depending on the cupboard depth and selected kitchen furniture panel installation method, the VTR 100/B LITE unit may have to me shifted forward using wood blocks at the back.

  • Page 17: Wall Preparation For Mounting Bracket

    Make sure to find a correct depth for installation of the VTR 100/B LITE unit before proceeding with the mounting bracket installation on the wall. The VTR 100/B LITE is supplied with approximately 1 m of power cable and fitted with a plug for 230 V~, single phase earthed connection located at the top of the unit.

  • Page 18: 392-10/B Cooker Hood Installation

    • 392-10/B Slimline — 77265 The cooker hood must be attached to the sides of cupboards or directly to the VTR 100/B LITE unit first before it can be mounted on the wall because cooker hood power supply and control cables at the back must be led to the top and al- ready mounted VTR 100/B LITE unit will block access.
  • Page 19 When the cooker hood cannot be attached directly to the unit, use included brackets. Flexible duct is needed to connect the cooker hood with the VTR 100/B LITE unit when using this type of installation. Fig. 15 Installation using brackets Mark out and fasten screws so that they protrude a few millimetres from both cupboard sides (figure 15, pos.

  • Page 20: Unit Mounting And Cooker Hood Wiring

    Fig. 16 Dimensions of a hole in the base of the cupboard Using a saw, cut out a hole in the base of the cupboard. When the VTR 100/B LITE unit is mounted directly on the wall, the minimum distance from the wall to the hole has to be 55 mm (figure 16, pos. A).
  • Page 21 Make sure there is at least 2 mm gap between the unit and the cupboard to prevent vibration noises. Mounting the unit with the cooker hood installed using brackets 1. Pull the cooker hood power supply and control cables to the top since the mounted VTR 100/B LITE unit will block ac- cess to the back.

  • Page 22: Installation Of A Kitchen Furniture Panel

    Number Explanation Wall or any other mounting surface Wood block (if needed, 25–100 mm) VTR 100/B LITE Adjustable bolts (15–25 mm) Kitchen furniture panel (P) Fig. 19 Top view Adjust bolts if shifting distance is less than 25 mm or use wood blocks in case the required distance is greater.

  • Page 23: Mounting The Kitchen Furniture Panel On Sides Of Cabinets

    Installation | Fig. 21 Installation of hooks and mounting of the kitchen furniture panel 2. Sticker with marked holes (figure 21, pos. 1) is included with the unit. Holes mark spots for screws to secure hooks. Place the sticker on a back of the kitchen furniture panel, figure 21, pos. 2), adjust position of the sticker according to the panel size and position of the unit between cabinets.
  • Page 24 | Installation Fig. 22 Installation of bolts and brackets 1. Install four M6 bolts into threaded inserts in brackets and lock bolts with hex nuts (figure 22). Bolts protrusion can be adjusted later. A cross screwdriver and a 10 mm spanner are needed. They are not included in the package. Brackets are adjustable vertically (figure 22, A) and horizontally (figure 22, B).

  • Page 25: Fitting The Kitchen Furniture Panel As A Door

    Commissioning | 4.4.3 Fitting the kitchen furniture panel as a door Another suggested option is to use hinges instead of brackets and install the kitchen furniture panel as a hinged cupboard door. Hinges or other needed parts for this installation method are not included in the package. Fig.

  • Page 26: Display Symbols

    Start up wizard The Start up Wizard is a step-by-step configuration tool that starts automatically when the VTR 100/B LITE is started for the first time or when: • a factory reset is performed •...

  • Page 27: Procedure

    Language ENGLISH 2. Choose unit type, this choice is only present if a new print card is installed Type (spare part) or when a factory reset is performed. VTR 100/B LITE 3. Set date and time Time/Date YY/MM/DD Date: 12/09/12...

  • Page 28: System Curves

    | Commissioning 1. Enter the service menu by selecting the service symbol in the display and press ENTER. 2. Go to password and enter the password, Password default 1111 Password XXXX Use the SELECTION knob for each digit and confirm with Locked YES/NO the ENTER button after each set digit and choose NO for the system not be locked.

  • Page 29: Flow Settings Exhaust Air, G3/Coarse 50% Type Filter

    Commissioning | 5.3.2 Flow settings exhaust air, G3/Coarse 50% type filter Fig. 27 Exhaust air flow settings, G3/Coarse 50% type filter Airflow settings The airflow can be set by either l/s, m /h or a percentage. • If Airflow System curve is chosen, the settings will be in l/s, m /h and system curves are selected.

  • Page 30: Moisture Transfer Control

    | Commissioning 5. Fan control by Airflow l/s. Fan control When settings are done, press ENTER. Airflow Choose System curve. System curve SF: 4 EF: 4 6. Press RETURN once the system curves has been set and go to Airflow Airflow l/s l/s or m When settings are done, press ENTER.

  • Page 31: Setting The Defrost Level

    Commissioning | Defrost levels cont'd Description Defrost Level of humidity Relative humidity level indoors 61% - 80% High Apartments or houses with high humidity >80% Extremely high Buildings with very high humidity level. Approximate values of relative humidity in the extract air at cold outdoor temperatures. In newly constructed houses it might be necessary with a higher defrost level during the first winter period.

  • Page 32: Ext/Force Run

    | Commissioning 6. Go back to the previous dialogue frame with the Week program RETURN button and go down to Airflow. Airflow 7. Set which airflow the fan is supposed to be running in Airflow the ON level, choose between Low, Nom, High or Auto. Set which airflow the fan is supposed to be running in On level: low/nom/high/auto the OFF level, choose between OFF, Low, Nom or High.

  • Page 33: Electrical Connections

    Fig. 28 Print card position Print card layout The VTR 100/B LITE is equipped with built-in regulation and internal wiring. The figure shows the print card. See wiring diagram for more information. 212962 | v02...

  • Page 34: External Connections On The Print Card

    | Electrical connections Fig. 29 Print card Position Description Main print card Print card for electrical heater Connection to external control panel (connected to unit casing) Mains supply connection between main print card and electrical heater print card Terminals for AI 1–5 (temp sensors) and motor control Terminals for external connections Terminals for mains supply connections Terminals for digital inputs (DI 1–7)

  • Page 35: External Connections On Top Of The Unit

    Before Starting the System | Position Description Remark Outdoor/exhaust air damper Normally open, 230 V 1~, max 0,1 A / 24 VAC 1 A Outdoor/exhaust air damper Reference Outdoor/exhaust air damper Normally closed, 230 V 1~, max 0,1 A / 24 VAC 1 A Sum alarm Normally open, 24 V, max 1 A...

  • Page 36: Operation

    | Operation Operation Setting the temperature The supply air temperature is set manually in steps of 1 K in the main menu display by choosing the temperature symbol. If an electrical re-heater is installed the temperature setpoints are: 12-22 °C. For installed water re-heater the setpoints are: 12-40 °C. If the re-heater is deactivated, the temperature steps are: 15-19 °C.

  • Page 37: Cool Recovery

    Operation | Cool recovery If the outdoor air is warmer than the extract air and the supply air is above the setpoint, cool recovery occurs. This con- dition blocks the heat regulation process. Service menu overview Enter the service menu by selecting the service symbol in the display. Menu Level 1 Menu Level 2 Menu Level 3...
  • Page 38 | Operation Menu Level 1 Menu Level 2 Menu Level 3 Explanation Service Week program Week program Program how you want the unit to operate according to the Week program week schedule. It’s possible to Week program Day: MON set 2 periods per day. Per 1: 07:00 16:00 Set week day and time interval Per 2: 00:00 00:00...
  • Page 39 Operation | Menu Level 1 Menu Level 2 Menu Level 3 Explanation Service Functions Heater/Cooler Use this dialogue frame to set up the unit for heating and/or Functions cooling. Heater/Cooler Preheater: YES/NO Set YES to activate preheater. Reheater: None/ Default setting is NO. Electrical/Water/Other Note: Cooler: None/Water...
  • Page 40 | Operation Menu Level 1 Menu Level 2 Menu Level 3 Explanation Pre-Heater Functions Use this dialog frame to configure pre-heater function. Configure the setpoint setting. Preheater Sp: -30 – 0°C) Preheater Default value is dependant on P-band: 5°C system type. In counter flow Output: Auto(xx%)/ Man units setpoint is not adjustable.
  • Page 41 Operation | Menu Level 1 Menu Level 2 Menu Level 3 Explanation Fan control Airflow % Use this dialogue frame to set the airflow in %. The airflow can be set individually for each fan Airflow High EF: Extract fan, SF: Supply fan Set the airflow for EF and SF for each step (Low, Nom, and High.
  • Page 42 | Operation Menu Level 1 Menu Level 2 Menu Level 3 Explanation Functions Config DI1–3 DI:1–3 DI 1–3 are free to use for any purpose and have a different priority, DI1 being the highest. DI Config DI 1–3 SF: high EF: high 1–3 have a higher priority than Polarity: N.O/N.C DI5.
  • Page 43 Operation | Menu Level 1 Menu Level 2 Menu Level 3 Explanation DI 4–7 Functions DI 4–7 are default set from factory and can’t be changed by the user. Below follows a short 4 Stop heat DI 4–7 description of each function. 5 Ext run DI4: Makes it possible to disable 6 Damper/Rotor...
  • Page 44 | Operation Menu Level 1 Menu Level 2 Menu Level 3 Explanation Functions Digital output Shows The current status of digital outputs 1–6 (the settings in the column to the left are Digital output 1: SF 67% examples). 2: EF 67% 1: SF 67%: Current set speed of 3: Rot ON/OFF the supply air fan (shown as...
  • Page 45 Set YES to confirm changes. Functions Modbus Information about Modbus communication and variables Settings Settings can be found in the Modbus user Modbus manual for residential units in the online catalogue at Address 1 www.systemair.com. Baud 19200 Parity None 212962 | v02...

  • Page 46: Service

    Use this dialogue frame to return to select your local language. Language Set Language by turning the Language ENGLISH SELECTION knob. Service Version VTR 100/B Lite Shows current software versions Versions Note: The software versions are Appl. just an example and may Boot differ in a specific unit.

  • Page 47: Internal Components

    Service | Warning • The system should operate continuously, and only be stopped for maintenance/service • Although the mains supply to the unit has been disconnected there is still risk of injury due to rotating parts that have not come to a complete standstill •...

  • Page 48: Filters

    9.3.3 Heat exchanger VTR 100/B LITE is equipped with a highly efficient, rotating heat exchanger. Required supply air temperature is there- fore normally maintained without adding additional heat. The heat exchanger is removable for cleaning and maintenance, see “User Manual” for more information.
  • Page 49 Service | Reduced airflow 1. Check the display for alarms. 2. Check setting of airflow in the control panel (chapter 5.1.1). 3. Check week program (chapter 5.7). 4. Check if one of the digital inputs 1–3 (DI 1–3) is active and set to off. This would force one or both fans to stop depending on the setup (chapter 8.5).

  • Page 50: Alarm List

    | Service Alarm list Alarm Explanation Do the following Indicates error on either supply or The alarm is displayed in the control panel. extract air fan. Check that quick connectors are connected for the both fans. Contact your installation company or place of purchase. Indicates triggered frost protection (in A triggered frost protection alarm results in the following: EMT/Frost...

  • Page 51: Replacing Rotor Drive Belt

    Service | Replacing rotor drive belt If the alarm Rotor is raised, see chapter 9.5, the rotor drive belt may be damaged or broken. A spare belt is delivered with the unit. Danger • Make sure that the Mains supply to the unit is disconnected before performing any maintenance or electrical work! Warning Make sure that small children are not beneath the unit when the heat exchanger is removed!
  • Page 52 | Service In case both welded belts break it is possible to use joint nipple as a temporarily quick repair solution until the welded belt can be replaced with a new one. Depending of how the unit is installed, it may be not necessary to remove the heat exchanger package in order to temporary repair a broken drive belt if the belt pulley can be accessed.
  • Page 53 212962 | v02...
  • Page 54 Systemair UAB Linų st. 101 LT–20174 Ukmergė, LITHUANIA Phone +370 340 60165 Fax +370 340 60166 www.systemair.com...

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