Contents Overview ............1 4.8.3 Checking the roof cowl (if fitted)........13 General Description ........1 4.8.4 Checking and cleaning the Warranty ..........1 duct system ......13 Type label..........1 Troubleshooting..........13 Warnings............1 Electrical data ..........14 Operation ............2 Disposal and recycling ........14 SAVE LIGHT control panel ......2 3.1.1 Indicators .........2...
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 next to the external connections and inside of the unit.
| 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.
Operation | Refresh Auto — flashing High Normal (Minimum) (Maximum) slowly Automatic The fan can be Fan speed – 25% Fan speed – 45% Fan speed – 70% Sets speed of airflow control. set to Off by both supply and activating extract air fans Available only...
| 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 Back button to return to a previous...
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...
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| Operation Duration have to be set for temporary user modes. SAVE VTR 150/B 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.
Operation | Icon Text Description Sets speed of both supply and extract air fans to Maximum levels to replace Refresh indoor air with a fresh air in a short period of time. Set duration in minutes. 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 Fireplace the chimney.
| 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.
1. It is recommended to do this every 5 years and is normally carried out by authorized companies specialized in this area. • Use original spare parts from Systemair only. • Scan the code on the type label to find a spare part list.
| Maintenance of the unit To change filters The filters cannot be cleaned and must be changed as necessary. This is nor- mally done 1–2 times per year depending on the air pollution at the installa- tion site. It is very important to change filters regularly for performance and energy ef- ficiency of the unit.
Maintenance of the unit | To clean the heat exchanger Danger • Make sure that the Mains supply to the unit is disconnected before performing any maintenance or electrical work! • Make sure that small children are not beneath the unit when the heat exchanger is removed! Caution •...
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| Maintenance of the unit A spare drive belt is already placed on the heat exchanger rotor and delivered with the unit. 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.
Troubleshooting | Overheat protection reset button If the supply air temperature is low, it can indicate that the over heat protec- tion is triggered. The overheat protection can be reset by pressing the reset button. Duct System Maintenance 4.8.1 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.
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| Electrical data 5. Check the airflow settings in the control panel. 6. Check week schedule settings (chapter 3.2.8). 7. Check filters. Is change of filters required? 8. Check diffusers/louvres. Is cleaning of diffusers/louvres required? 9. Check fans and heat exchange block. Is cleaning required? 10.Check if the buildings air intake and roof unit (exhaust) have been clogged.