SystemAir SAVE VTR 150/K Service & Accessories Installation Manual
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SystemAir SAVE VTR 150/K Service & Accessories Installation Manual

SystemAir SAVE VTR 150/K Service & Accessories Installation Manual

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SAVE VTR 150/K
Service & Accessories Installation Manual
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Document in original language | · v1.1

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Summary of Contents for SystemAir SAVE VTR 150/K

  • Page 1 SAVE VTR 150/K Service & Accessories Installation Manual Document in original language | · v1.1...
  • Page 2 This also applies to products already ordered, as long as it does not affect the previously agreed specifications. Systemair is not liable or bound by the warranty if these instructions are not adhered to during installation or service. | v1.1...

  • Page 3: Table Of Contents

    Contents Overview ............1 Temperature control ......34 5.3.1 Electric duct heater (control Warranty ..........1 via relay) ........ 34 Type label..........1 5.3.2 Duct water heater ....36 Disposal and recycling ......1 5.3.3 Duct water cooler..... 37 Important Safety Information ......1 5.3.4 Ground heat exchanger .....

  • Page 5: Overview

    For the assertion of warranty claims, the products must be correctly connected and operated, and used in accordance with the data sheets. Further prerequisites are a completed maintenance plan with no gaps and a commissioning re- port. Systemair will require these in the case of a warranty claim. Type label Before calling your service representative, make a note of the specification and production number from the type label, which can be found on the side of the units, next to the external connections.

  • Page 6: Intended Use

    • Risk of injury due to rotating parts that have not come to a complete standstill after mains supply to the unit have been disconnected. Configuration SAVE VTR 150/K configuration can be done via SAVE Touch control panel or alternatively via a mobile application. Advanced settings cannot be performed using SAVE LIGHT control panel. Startup wizard During the first power up of the unit, you will be asked to set: •...

  • Page 7: Home Screen Overview

    Configuration | On and Off slider to activate or Back button to return to a previous deactivate a function. White bubble — menu, located at the upper left corner function is inactive, green bubble — function is active. Up arrow to increase a value Button to cancel changes CANCEL Buttons to confirm changes...

  • Page 8: Digital Input Functions

    | Configuration Icon Text Description Automatic airflow control. AUTO mode is available for selection when Demand Control, Week Schedule and/or external fan control functions are configured, otherwise AUTO mode icon won’t be visible in active user modes menu. AUTO AUTO mode activates Demand Control, Week Schedule and/or external fan control functions.
  • Page 9 Configuration | Icon Text Description Configurable digital input for custom user function. Airflow levels for both fans Configurable are freely configurable. Digital Input 1 High–priority function. Configurable digital input for custom user function. Airflow levels for both fans Configurable are freely configurable. Digital Input 2 Mid–priority function.

  • Page 10: Temperature Settings

    | Configuration 3.3.2 Temperature settings Temperature can be set at SET TEMPERATURE menu accessible from the home screen by touching TEMPERATURE icon with thermometer. Default temperature value is 18°C (range 12–30°C). Use up and down arrows or a slider to change the value. Then touch the OK button to confirm changes.

  • Page 11: Indoor Air Quality

    Configuration | Use up and down arrows or a slider to change the airflow value. The airflow may be adjusted in these steps: Off/Low/Normal/High. These settings control output signals to the sup- ply and extract fans. Important It is not recommended to set fan to Off in standard households. If manual fan stop is activated, the unit should be provided with dampers in exhaust and fresh air ducts to avoid cold draught and risk of condensation when the unit has been stopped.

  • Page 12: Main Menu

    | Configuration Icon Text Description Automatic cooling recovery is active when extract air temperature from apartment is lower than outdoor air temperature and there is a cooling demand (temperature setpoint is lower than outdoor air temperature). Cooling recovery No cooling recovery with heating demand. If the outdoor air temperature is higher than then thee indoor air temperature and there is a heating demand, function Free heating is activated instead.

  • Page 13: Alarms

    Configuration | 3.5.1.2 Sensors Values from sensors and load of fans (rpm). 3.5.1.3 Input Status Status of configured analog, digital and universal inputs. Connected component type and raw value (volts) is displayed. 3.5.1.4 Output Status Status of configured analog, digital and universal outputs. Connected component type and value (volts) is displayed. 3.5.1.5 Unit Version Unit model name, manufacturer number, serial number and unit software versions for Mainboard, HMI and IAM.
  • Page 14 | Configuration Alarm name Explanation Do the following Defrosting error Indicates failure of pre-heater to Check the pre-heater reset button. preheat the incoming outdoor air (in Check the pre-heater cabling. case Extra controller is configured as Contact your installation company or place of purchase.
  • Page 15 Configuration | Alarm name Explanation Do the following Rotor motor feedback Indicates a rotor malfunction. If the rotating heat exchanger has No feedback signal from the rotor stopped, check the rotor belt. motor for 180 seconds. Replace the belt if it is broken. If the heat exchanger is still not rotating check if the quick connector of the rotary heat exchanger motor...
  • Page 16 | Configuration Alarm name Explanation Do the following Built-in extract air temperature Indicates internal extract air Check that sensor is connected sensor temperature sensor malfunction. properly and cable is not damaged. Active: measured temperature = 0°C Contact your installation company or Returned: measured temperature >...

  • Page 17: Week Schedule

    Configuration | 3.5.3 Week Schedule The unit can be configured to operate at set airflow levels up to two time periods (00:00–23:59) on user selected days. Week Schedule is active only during AUTO mode. It is possible to activate or deactivate digital output for schedule and unscheduled periods. 3.5.3.1 Schedule Airflow Settings Touch settings icon to go to SCHEDULE AIRFLOW SETTINGS menu.

  • Page 18: Filter

    | Configuration Set the time. Touch the START TIME or END TIME values to change time. Use arrow buttons to increase or decrease value. Confirm with OK button. Note: Scheduled time can start but never end at midnight (00:00). The latest END TIME period is 23:59. Scheduled time cannot go to the next day.
  • Page 19 Configuration | 3.5.6.1 Input Configuration of inputs Settings for analog, digital and universal input terminals on the main board and connection board, configuration of functionality. Table 1 Digital universal inputs available for selection User Modes Activation of specific user modes. Central Vacuum Cleaner Activation of Central vacuum cleaner function.
  • Page 20 | Configuration Table 3 Digital outputs available for selection Step Controller Y1 Heating Heater/Cooler/Extra controller control signals. Step Controller Y3 Cooling Step Controller Y4 Extra Controller Sum Alarm Fault indicating output. Outdoor-/Exhaust Air Outdoor-/Exhaust air damper control signal. Damper Secondary air Secondary air damper control.
  • Page 21 Configuration | Range: 0–10 V / 2–10 V / 10–0 V / 10–2 V. Heater • Choose heater type. Each selection unlocks additional configuration options. Default setting is based on unit type. Available types: None / Electrical / Water / Change-over. •...
  • Page 22 | Configuration 3.5.6.4 Control Regulation Configure how the system is controlled. Temperature Control • Configure temperature controller. Choose control mode: Available modes: Supply air temperature control / Room temperature control / Extract air temper- ature control Note: Room temperature control mode requires an accessory to measure room temperature. •...
  • Page 23 Configuration | Pressure Setting Flow (CAV) Manual External (VAV) Pressure Supply air fan control sensor: Sensors — Pressure at 0V: 0-500 Pa, default configure sensor setting 0 Pa voltage relation Pressure at 10V: 0-2500 Pa, default to pressure. setting 500 Pa. Set value at Extract air fan control sensor: which fan alarm...
  • Page 24 Fan speed differ for each household because of different unit size, duct system and system pressure. In order to find correct fan speed, external tool must be used at Systemair website. 1. Go to Systemair website and find your unit.

  • Page 25: User Modes

    Configuration | Fig. 4 Example speed for supply and extract air 4. Use this procedure to find fan speed for all airflow levels: MINIMUM LEVEL, LOW LEVEL, NORMAL LEVEL, HIGH LEV- EL, MAXIMUM LEVEL. 5. Finally in the control panel go to Service menu, enter the password, then go to Control Regulation → Fan Control.

  • Page 26: Password Settings

    | Configuration Connecting the IAM to wireless network 1. If your wireless router does not support WPS, Wi-Fi connection should be set up manually. Therefore you need to find Wi-Fi name and add password using control panel. 2. In control panel go to Service -> Communication -> WLAN settings menu. 3.

  • Page 27: Help

    • Duct connections/duct ends must be covered during storage and installation. • Make sure that filters are mounted before starting the unit. Power consumption and fuse size SAVE VTR 150/K come with 500 W or 1000 W installed re-heater battery. 500 W 1000 W...

  • Page 28: Internal Components

    | Service Voltage 230V 1~, 50Hz Danger • If the supply cord is damaged, it must be replaced by the manufacturer, an authorized installer or similarly qualified person. Internal components Fig. 5 Internal components Position Description Mounting bracket External connections Main print card Supply air fan Internal electrical heater (500/1000 W)

  • Page 29: Component Descriptions

    The filters need to be replaced when polluted. New sets of filters can be acquired from your installer or wholesaler. 4.3.1.3 Heat exchanger SAVE VTR 150/K is equipped with a highly efficient, rotating heat exchanger. Required supply air temperature is there- fore normally maintained without adding additional heat.

  • Page 30: Overheat Protection Reset Button

    The electrical connection box can be found on the exhaust air outlet side of the unit. The print card can easily be taken out from the unit, without using tools. Fig. 6 Main circuit board position 4.4.1 Main circuit board layout The SAVE VTR 150/K is equipped with built-in regulation and internal wiring. | v1.1...

  • Page 31: External Connections (Connection Board)

    Service | Fig. 7 Main circuit board connections Position Description Connection to the external connection box Terminals for a heater Terminals for a TRIAC Terminals for the mains power supply Terminals for power supply of extract air fan Terminals for power supply of supply air fan Terminals for internal relative humidity/temperature sensor Analog input 1 —...

  • Page 32: Replacing Rotor Drive Belt

    | Service Fig. 8 External connection box and board Position Description Connection to the main circuit board Connection for external control panel (HMI) or Internet access module (IAM) Modbus RS485 connection AI6–7 Freely configurable Analog input. None/Input type selection in HMI. DO1–4 Freely configurable digital output.
  • Page 33 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 34: Troubleshooting

    | Service Troubleshooting If problems should occur, please check the items below before calling your service representative. Fans do not start 1. Check the control panel for alarms. 2. Check that all fuses and fast couplings are connected (main power supply and fast couplings for supply and extract air fans).

  • Page 35: Accessories

    Accessories | Accessories SAVE VTR 150/K have many available accessories that can be used to expand functionality of the unit and increase comfort level. Recommended accessories can be always found at Systemair website www.systemair.com by searching the article number or the name of the desired accessory.
  • Page 36 • D1 — Download and install Systemair mobile application on your device. Systemair mobile application is available for both Android and iOS mobile operating systems. • D2 — Systemair web application does not require installation and can be accessed directly through the website (homesolutions.systemair.com ) by using any web browser.

  • Page 37: Indoor Air Quality Sensors

    • 3 — Extract air • 4 — Exhaust air Component/product — Article number: • Systemair-1 CO2 duct sensor — 14906 • Systemair-E CO2 sensor — 14904 • Room sensor 0-50C (temperature) — 211525 • Systemair-E CO2 RH Temperature — 211522 Installation and connection 1.

  • Page 38: Temperature Control

    | Accessories 4. Configure room temperature sensor: Go to Input menu. Select ANALOG tab. Select the analog input to which the sensor is connected. Example if it is connected to AI6 on the connection board, then select ANALOG INPUT 6. Select input type as Room Air Temperature Sensor (RAT).
  • Page 39 Accessories | 5. Re-configure an internal outdoor air temperature sensor as the extra controller temperature sensor: Service —> Input —> ANALOG tab. Select the ANALOG INPUT 1 and change its configuration from Outdoor Air Temp. Sen- sor (OAT) to Extra Controller Temp. Sensor (ECT). 6.

  • Page 40: Duct Water Heater

    | Accessories 5. Configure the installed sensor. Go to menu Service > Input > ANALOG. Select the analog input to which the sensor is connected. Example if it is connected to AI6 on the connection board, then select ANALOG INPUT 6 > Extra Con- troller Temp.

  • Page 41: Duct Water Cooler

    Accessories | 3. Activate the actuator. Go to Components menu, select Heater menu and select type as Water. Choose actuator voltage type. Do advanced settings if necessary. 4. Configure control signal to the actuator. Go to Service menu. Select Output menu. In next menu select ANALOG tab.

  • Page 42: Ground Heat Exchanger

    | Accessories Note: A duct temperature sensor can be connected to analog inputs 6–7 on the connection board for better access and then configured as a supply air temperature sensor. However the internal supply air temperature sensor must be disabled in the control panel first. Configuration 1.

  • Page 43: Change-Over Coil For Heating/Cooling Function

    Accessories | Installation and connection 1. Install the ground heat exchanger (GE) at least 100 mm distance from the unit in the outdoor air duct. Relay (RL) is used to control the ground heat exchanger. Con- nect the relay to any free digital output on the connec- tion board (CB).
  • Page 44 | Accessories • WH/WC — change-over coil • FPT — frost protection sensor (optional) • SAT — supply air temperature sensor • THS — thermostat for sensing if the temperature of heating/cooling fluid in the system is right (optional) • HP — heat pump (or other device for heating and cooling) •...

  • Page 45: Airflow Control

    Accessories | Configuration Before change-over heating/cooling can be activated, all components must be configured in the control panel. 1. Go to Service menu 2. Enter password (default 1111) 3. Go to Components menu, select Heater menu and select type as Change-over. Do advanced settings if necessary.

  • Page 46: Installation/Maintenance

    | Accessories Installation/Maintenance 5.5.1 Outdoor/Exhaust air dampers If manual fan stop is activated, the unit should be provided with dampers in exhaust and outdoor ducts to avoid cold draught and risk of condensation when the unit has been stopped. • RL — relay box •...

  • Page 47: Pressure Guard

    Accessories | Note: 24 VAC dampers can be powered and controlled only by using a relay mounting kit with a transformer (article number: 153548). This installation procedure describes how to connect dampers powered by 230 V~ with a relay mounting kit without transformer (article number: 153549).

  • Page 48: Multiple Control Panels

    | Accessories 1. A differential pressure switch 2. Metal tube 3. Exhaust air direction 4. Exhaust air duct 1. Mount a differential pressure switch in a suitable place, for example on or near the outlet duct from the kitchen fan. Set the pressure switch to the lowest possible pressure, for example 20 Pa.

  • Page 49: Presence Detector

    Accessories | Note: • If the 24 V power supply on the connection board (CB) is used for other equipment, the number of control panels that can be powered from the unit will decrease. • A single active control panel draws 50 mA. The connection board supplies up to 250 mA. If no other accessories use 24 V power supply from the unit, up to 5 control panels can be connected without a need of external power supply.

  • Page 50: Push Button

    | Accessories Universal input can be easily re-configured to activate a different function. Component/product — Article number: • Presence detector/IR24 — 6995 Configuration 1. Go to Service menu 2. Enter password (default 1111) 3. Go to Input menu. Select UNIVERSAL tab. 4.
  • Page 51 | v1.1...
  • Page 52 Systemair UAB Linų st. 101 LT–20174 Ukmergė, LITHUANIA Phone +370 340 60165 Fax +370 340 60166 www.systemair.com...

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