SAVE VTC 300 User Manual Document in original language | 254297 · v01 GB
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Contents 1 2 3 4 Overview ......................................................1 1.1 General Description ................................1 1.2 Warranty ..............................................1 1.3 Type label.............................................1 Warnings.......................................................1 Operation ......................................................2 3.1 SAVE LIGHT control panel .........................2 3.1.1 Indicators .................................2 3.1.
Overview | 1 Overview 1.1 General Description This manual describes basic information how to operate and perform maintenance on the unit and the system it is connected to. Read the instructions carefully and in its entirety. For description of advanced settings and installation of accessories see Service and Accessories Installation manual. All documents can be found in our online catalogue at www.systemair.com. 1.
2 | Operation Warning • This product is not intended to be used by children or people with reduced physical or mental ability or lack of experience and knowledge, if no instruction concerning the use has been given by the person responsible for their safety or that this person is supervising the operation. Children should be supervised so that they can not play with the product. • Beware of sharp edges during mounting and maintenance. Use protective gloves.
Operation | Off The fan can be set to Off by activating Manual Fan Stop function in Service menu. Low (Minimum) Normal High Fan speed – 25% Fan speed – 45% Fan speed – 70% Refresh (Maximum) Auto — flashing slowly Sets speed of both supply and extract air fans to Maximum levels to replace indoor air with a fresh air in a short period of time. The unit returns to previously active mode after 1 hour when in the Refresh mode. Automatic airflow control.
4 | Operation SAVE CONNECT solution (mobile application and Internet access module) has a similar menu structure and functionality as SAVE TOUCH control panel, so this section can also be used as a guide for the mobile application. 3.2.1 Common symbols The following selection symbols are common and are present in most menu pages: On and Off slider to activate or deactivate a function. White bubble — function is inactive, green bubble — function is active.
Operation | Touch HELP button to know more about the alarm. To clear the alarm, touch ACKNOWLEDGE button. Note: The underlying cause of the alarm must be resolved first otherwise the alarm will appear again. If the problem continues contact your installation company or place of purchase. 3.2.4 Quick Information screen Quick information screen can be shown instead of a sleep mode screen. Quick information screen shows the following information: 1. Time 2. Outdoor temperature 3.
6 | Operation Duration have to be set for temporary user modes. SAVE VTC 300 will return to its previous working mode after the set time expires. Note: AUTO mode is available for selection only if the optional Demand Control, Week Schedule and/or external fan control functions are activated. 3.2.5.1 Permanent modes Permanent modes are always active unless interrupted by temporary modes, activated user functions or alarms: Icon Text Description Auto Automatic airflow control.
Operation | Icon Text Description Refresh Sets speed of both supply and extract air fans to Maximum levels to replace indoor air with a fresh air in a short period of time. Set duration in minutes. Fireplace Sets speed of supply air fan to High level and extract air fan to Low level to increase air pressure within the apartment for better smoke extraction through the chimney. Set duration in minutes. Settings of all modes can be modified in Service menu. 3.2.
8 | Operation 3.2.8 To set a week schedule While in home screen, touch menu icon and select Week Schedule. The menu is locked by default. Enter a password (default password is 1111). Touch icon at the bottom left corner of the screen to add a new schedule or press EDIT button to modify already added schedule. Touch the slider to the right to activate scheduled period. Set the time. Touch the START TIME or END TIME values to change time. Use arrow buttons decrease value. Confirm with OK button.
Maintenance | 3.2.8.1 To schedule airflow settings Touch settings icon to go to SCHEDULE AIRFLOW SETTINGS menu. In this menu set airflow level for scheduled and unscheduled periods. Available levels: Off, Low, Normal, High or Demand. Set temperature setpoint offset for both periods (-10°C – 0°C). Demand level is available only if Demand Control or External fan function is active.
10 | Maintenance 4.2 To access internal components Danger • Make sure that the mains supply to the unit is disconnected before performing any maintenance or electrical work! Open the hatch with the two latches and swing the hatch open. 4.3 To change filters The filters cannot be cleaned and must be changed as necessary. This is normally done 1–2 times per year depending on the air pollution at the installation site.
Maintenance | 4.3.1 To reset the filter change time Once filter is changed, it is necessary to reset filter time. Go to Filter menu (see 3.2.2 Home screen overview, page 4, pos. E) or if filter alarm is present, click on alarm status line (see 3.2.2 Home screen overview, page 4, pos. 5) and select filter alarm. Select CHANGE FILTER, in the pop up menu define a new filter period and press OK to confirm selection. Filter time is now reset. Note: The menu is locked by default.
12 | Maintenance Even if the required maintenance is carried out, dust will build up in the exchanger block. It is therefore of vital importance for the upkeep of a high efficiency that the exchanger block is removed from the unit and cleaned periodically as described below. Clean the heat exchanger at least every 3 years or when required. 1. Stop the unit by disconnecting the mains. 2. Open the front hatch. See chapter 4.2. 3. Pull out the exchanger using the strap at the front. 4.
Troubleshooting | 4 Loosen the bracket holding the fan and pull the fan out carefully 5 Clean the fan using a cloth or a soft brush. Do not use water. White spirit can be used to remove obstinate settlements. Allow to dry properly before remounting. 4.6 Duct System Maintenance 4.6.1 Cleaning extract louvres and supply air diffusers The system supplies fresh air to your home and extracts the used indoor air via the duct system and diffusers/louvres.
14 | Electrical data 2. The unit could be in defrost mode. This reduces the fan speed and in some cases shuts down the supply air fan completely during the defrosting cycle. The fans go back to normal after defrosting. There should be a defrosting function icon visible on the home screen if defrosting is active. 3. Speed of fans is linearly reduced when the outdoor air temperature is below 0°C and an outdoor airflow compensation function is enabled. 4.
Disposal and recycling | 7 Disposal and recycling This product is compliant with the European WEEE Directive and related national waste legislation. When disposing the unit, follow your local rules and regulations. This product packing materials are recyclable and can be reused. Do not dispose in household waste.
Phone +370 340 60165 Fax +370 340 60166 www.systemair.com SAVE VTC 300 · User Manual · 254297 · en_GB · 2021-03-15 · v01 Systemair UAB Linų st.
