VTR_300_User_manual_208349_GB_A002
Contents
1. Fig 5 Overheat protection reset button SAVE VTR 300 B User Manual 208349 12 Systemair AB Ee Systemair 5 Duct system maintenance 5 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 Diffusers and louvres are mounted in ceilings walls in bedrooms living room wet rooms WC etc Remove diffusers and louvres and wash in hot soapy water as required diffusers louvres must not be exchanged Cleaning of diffusers louvres can be done as necessary Pat Ee SST Fig 6 Diffusers and louvres SAVE VTR 300 B User Manual 208349 13 Systemair AB 5 2 Checking the outdoor air intake Leaves and pollution could plug up the air intake grille and reduce the capacity Check the air intake grille and clean as necessary It is recommended to do this at least twice a year Fig 7 Intake grill 5 3 Checking the roof cowl if fitted The roof cowl if fitted connected to the exhaust air duct needs to be checked at least twice a year and cleaned if necessary 5 4 Checking and cleaning the duct system Dust and grease deposits may build up in the duct system even if required maintenance such as changing of filters is being carried out This will reduce the efficiency of the installation The duct runs should therefore be cleaned changed when necessary Steel ducts can be cleaned by pulling a brush soaked in hot so2. SAVE VTR 300 B User Manual 2014 Copyright Systemair AB Systemair AB can accept no responsibility for possible errors in catalogues brochures and other printed material Systemair AB reserves the right to alter its products without notice This also applies to products already on order provided that such alterations can be made without sub sequential changes being necessary in specifications already agreed All rights reserved i 208349 EN_GB C E Document in original language 20 10 2014 A002 Contents ber LER 1 2 Product description ee ne ed bends etre edt eru edere ged P deed tea ded etus e dedu d ovde 1 2 1 Letta Right models eaer aaria EEA AAIEN AAAA NAAI ERR Re ERRARE SEAT rte die 1 UB reus 1 3 Configuration 1 nia Li d evo do tL de Aa dee Ad dedo dedo duc ku ede dene dee vea dade uo eaten des 2 3 1 Control pariel oe oe EE rer REG RO EIU EHI SER UR I SENS EMEA LE LESE sees 2 SHEA DIS Play SYMDOIMS Pm 3 3 2 Setting the temperature eee entente Renee Ree enia En En ena En E e dena doas EAT dta 3 3 3 Manual setting of airflow inei ET EEEE E EE aA TE A E TEA 4 3 4 Programming the Week schedule ssssssssssee meme nemen 5 3 5 Manual and automatic summer mode sss memes 6 4 Maintenance of the nit eeiisciiseiisesesese stein sa denn na i dde nds dd nn Aa dae a d dde na d dena da 6 AA Warnings sonar Bette
3. 1 1 Display symbols Symbol Description Explanation Temp Illustrates the current set point for supply air temperature from completely empty to filled symbol 23 X Turn the SELECTION knob to choose temperature 19 C Temp Press ENTER to save the setting Airflow Illustrates the current airflow The airflow can be set manually in 5 steps Off Low Nom High and Auto i X Turn the SELECTION knob to choose airflow Airflow Press ENTER to save the setting A Ventilation off B Low ventilation Can be used when leaving the building for a longer period C Nominal ventilation Will give required air change under normal conditions D Maximum ventilation To increase the airflow if necessary E When demand control is activated fans should go to auto mode and regulate after the pre setting for the demand control settings Service Press ENTER to access the service menu OSX Service Alarm Press ENTER to access the alarm list i f Alarm 1 The fan can be set to OFF by activating manual fan stop See service menu description under functions A Warning It is not recommended to activate manual fan stop 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 3 2 Setting the temperature The supply air
4. be Airflow running in the ON level choose between Low Nom High or Auto On level low nom high auto Off level off low nom high 8 Step back with the RETURN button until you reach the main menu display SAVE VTR 300 B 208349 User Manual Systemair AB t Systemair 3 5 Manual and automatic summer mode Manual summer mode occurs if no temperature step is selected The temperature symbol on the main menu is then completely empty If the electrical re heater is activated it will switch off during manual summer mode Manual summer mode goes automatically to step 1 setpoint 12 C after two minutes if the supply air temperature is 5 C or below If a water heater battery is installed and activated the manual summer mode goes automatically to step 1 setpoint 12 C if the outdoor air or supply air temperature is 5 C or below The unit will automatically alternate between winter operation with heat recovery and summer operation without heat recovery 4 Maintenance of the unit Maintenance of the SAVE VTR 300 B should normally be performed 3 4 times a year 4 1 Warnings Make sure that the mains supply to the unit is disconnected before performing any maintenance or electrical work All electrical connections and maintenance work must be carried out by an authorized installer and in accordance with local rules and regulations A Warning The system should operate continuously and
5. drive belt 5 mm and go to step 6 8 Close and lock the front hatch and connect the unit to mains 9 Check that the alarm has ceased on the Control Display Note If the alarm remains check the rotor sensor SAVE VTR 300 B User Manual 208349 11 Systemair AB 4 7 2 Heat exchanger removed 1 Stop the unit by disconnecting the mains 2 Open the front hatch 3 Disconnect the heat exchanger power supply and the rotor sensor The cables are found beside the heat exchanger at the back 4 Pull out the heat exchanger towards you Some force may be needed 5 Remove the broken drive belt 6 Apply the new drive belt around the heat exchanger 7 Press the drive belt ends firmly towards each other to secure the nipple 8 Pull the drive belt on to the belt pulley and rotate the exchanger by hand Check that the belt pulley rotates Note If the drive belt slips the drive belt may be too long and needs to be shortened Cut the drive belt 5 mm and go to step 7 9 Mount the heat exchanger Don t forget to reconnect the rotor power and sensor cables 10 Close the front hatch and connect the unit to mains 11 Check that the alarm has ceased on the Control Display Note If the alarm remains check the rotor sensor 4 8 Overheat protection reset button If the supply air temperature is low it can indicate that the over heat protection is triggered The overheat protection can be reset by pressing the reset button 1
6. only be stopped for maintenance service Although the mains supply to the unit has been disconnected there is still risk for injury due to rotating parts that have not come to a complete standstill Beware of sharp edges during maintenance Use protective gloves Make sure that filters are mounted in their place before running the system This product must only be operated by a person which has suitable knowledge or education within this field or carried out with the supervision of a suitably qualified person 4 2 Open the front hatch 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 SAVE VTR 300 B User Manual 208349 6 Systemair AB 4 3 Changing filters Make sure that the Mains supply to the unit is disconnected before performing any maintenance or electrical work The filters are to be changed every 6 9 12 15 months default value is 12 months When the filters have been changed the filter timer must be reset See chapter 4 4 The factory installed filters are of filter quality F7 for the supply air and G3 for the extract air filter The filters need to be replaced when polluted New sets of filters can be acquired from your installer or wholesaler Filter quality G3 can be installed for supply air filtering The filter type is labelled on the top of the filter A Caut
7. overview Manual fan stop SAVE VTR 300 B User Manual 208349 4 Systemair AB 3 4 Programming the Week schedule Set the week schedule according to below procedure 1 Go to the service menu by using the SELECTION knob LFX Service 2 Enter the service level by typing the password default 1111 Use the SELECTION knob for each digit and confirm with the ENTER button after each set digit and choose No for the system not be locked Password Password XXXX Locked YES NO 3 Go to Week program Service Week program 4 Choose Week program again Week program Airflow 5 Set week day and time you want the unit to be in ON level Two periods per day can be programmed The rest of the time the unit will be in OFF level Week program Day MON Per 1 07 00 16 00 Per 2 00 00 00 00 6 Go back to the previous dialogue frame with the RETURN button and go down to Airflow Week program Set which airflow the fan is supposed to be running in the OFF level choose between OFF Low Nom or High Note If an electrical re heater battery is installed and active and the unit is shut down from the control panel for example by choosing OFF When the unit is in OFF level in the week program the fans will continue to run for 3 minutes to prevent the heater from triggering the over heat protection sensor before they stop Airflow 7 Set which airflow the fan is supposed to
8. will be presented in different sections of the document Make sure that the mains supply to the unit is disconnected before performing any maintenance or electrical work All electrical connections and maintenance work must be carried out by an authorized installer and in accordance with local rules and regulations A Warning The system should operate continuously and only be stopped for maintenance service The installation of the unit and complete ventilation system must be performed by an authorized installer and in accordance with local rules and regulations Beware of sharp edges during mounting and maintenance Use protective gloves All though the Mains supply to the unit has been disconnected there is still risk for injury due to rotating parts that have not come to a complete standstill Make sure that filters are mounted before starting the unit This product must only be operated by a person which has suitable knowledge or education within this field or carried out with the supervision of a suitably qualified person A Caution Do not connect tumble dryers to the ventilation system Duct connections duct ends must be covered during storage and installation 2 Product description The SAVE VTR 300 B is a heat recovery ventilation unit with a built in rotating heat exchanger The SAVE VTR 300 B is suitable for houses with up to 240 m heated living area It supplies filtere
9. apy water through the duct via diffuser louvre openings or special inspection hatches in the duct system if fitted It is recommended to do this every 5 years and is normally carried out by authorized companies specialized in this area Fig 8 Cleaning duct system 6 Trouble shooting A warning triangle with text in the display indicates an alarm Turn menu selector to the warning triangle and press confirm twice to view the alarm Make sure that the mains supply to the unit is disconnected before performing any maintenance or electrical work on the unit SAVE VTR 300 B User Manual 208349 14 Systemair AB 6 1 Alarm list Alarm Explanation Do the following Fan Indicates error on either supply or The alarm is displayed in the control panel extract air fan l Check that quick connectors are connected for the both fans Contact your installation company or place of purchase EMT Frost Indicates triggered frost protection A triggered frost protection alarm results in the in case of installed water heating following battery or triggered overheat protection in case of installed Both fans stop electric re heater battery Outdoor and exhaust air dampers closed Water valve opens completely 10 V signal goes out to the actuator The unit will restart once the water temperature reaches 5 C above the set frost protection temperature A triggered over heat protection gives an alarm in the c
10. d outdoor air to residential areas and extract air from bathroom kitchen and wet rooms SAVE VTR 300 B is equipped with a 1670 W electrical re heater battery 2 1 Left and Right models There are two model options right R and left L model The different models are recognized by the placing of the internal components and the supply air outlet which is situated on left side of the unit on an L unit and on the right hand side on an R unit Note This document describes a left L model The inside of a right R model is mirrored SAVE VTR 300 B User Manual 208349 1 Systemair AB 3 Configuration 3 1 Control panel Connect the unit electrically to the mains with the enclosed plug and check that it starts up correctly The control panel is used to make the necessary adjustments An external control panel can be connected on the top of the unit The illustration below shows the control panel with a short description Fig 1 Control panel Position Description Explanation 1 Display Shows symbols menus and settings 2 SELECTION knob Move through the menu lists or change settings and values by turning the knob left or right ENTER button ENTER menu choices or settings by pressing the button RETURN button Step RETURN in the menu levels and to abort an initiated parameter change and restore the original value by pressing the button SAVE VTR 300 B User Manual 208349 2 Systemair AB 3
11. hecking and cleaning the heat exchanger N Danger electrical work Make sure that the Mains supply to the unit is disconnected before performing any maintenance or A Warning falls out of the unit Risk of personal injury The heat exchanger weighs about 14 kg There is a risk that the heat exchanger Make sure that small children are not beneath the unit when the heat exchanger is removed Fig 2 Heat exchanger SAVE VTR 300 B 208349 8 User Manual Systemair AB 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 Disconnect the heat exchanger power supply and the rotor sensor Both cables are found beside the heat exchanger 4 A Warning Risk of personal injury The heat exchanger weighs about 14 kg There is a risk that the heat exchanger falls out of the unit Pull out the heat exchanger towards you Some force may be needed 5 Clean the rotor Wash in hot soapy water Do not use detergent containing ammonia Rinse using for instance a shower handle or carefully with compressed air A Warning Ens
12. ion If the filter types are changed the heat recovery system may need re configuration to function optimally If type G3 filters are used instead of F7 the system curve for Supply Fan SF must be changed For G3 type filter 11 20 for F7 type filter 1 10 See Installation and Service Instruction 1 Stop the unit by disconnecting the mains 2 Open the front hatch See chapter 4 2 3 Pull out the filters towards you Some force may be needed 4 Insert the new filters Make sure that the correct filter types are inserted 5 Close and lock the front hatch and connect the unit to mains 6 Reset the filter time See chapter 4 4 SAVE VTR 300 B User Manual 208349 7 Systemair AB 4 4 Resetting the filter time 1 Go to the service menu by using the selection knob Servic e 2 Enter the service level by typing the password Use the SELECTION knob for each digit and confirm with the ENTER button after each set digit and choose NO for the system not be locked Service gt Password Locked YES NO 3 Goto Filter period press ENTER Choose Reset YES with the SELECTION knob and then ENTER Change if necessary Time to replace X month to the time of your choice with the SELECTION knob and then press ENTER Press the RETURN button until you reach the main menu Filter period Time to replace Reset NO Y E ES 6 9 12 15 month 4 5 C
13. l which can be found on the side of the units next to the external connections 4 REA C gt SAVE XXX XXX pisan I um CEC s 50 60Hz amp a 2x88w 1670W i i E amp Mi 1846W IP24 69kg E SESSE Serial no 123456 654321 0001 20140204 EEEE a Z d N 2 3 4 5 Fig 9 Type label Position Description 1 Product code product specification 2 Product item number 3 Production order number 4 Serial number 5 Production date YY MM DD SAVE VTR 300 B User Manual 208349 16 Systemair AB systemair SAVE VTR 300 B User Manual 208349 17 Systemair AB Systemair AB reserves the right to make changes and improvements to the contents of this manual without prior notice systemair Systemair AB Industrivagen 3 SE 739 30 Skinnskatteberg Sweden Phone 46 222 440 00 Fax 46 222 440 99 www systemair com 208349
14. ontrol panel Reset by pushing the reset button See chapter 4 8 If the problem continues contact your installation company or place of purchase Rotor Indicates a rotor malfunction The alarm is displayed in the control panel fthe rotating heat exchanger has stopped Check the rotor belt See chapter 4 7 fthe heat exchanger is still rotating check that the quick connector for the sensor is connected and that there is an air gap of 5 10mm between the sensor and the magnet Adjust the gap if necessary If the alarm persists the rotor sensor may be faulty Contact your installation company or place of purchase PbFail Error in connection with relay The alarm is displayed in the control panel card for the electrical re heater if installed and activated The heater will not be activated automatic reset ET2 may be remains contact your installation company or place triggered due to high temperature Of purchase Temp Malfunction in one or more of the The alarm is displayed in the control panel temperature sensors f Contact your installation company or place of purchase Filter Time for filter change The alarm is displayed in the control panel Change filter according to instructions in the user guide SAVE VTR 300 B 208349 User Manual 15 Systemair AB t Systemair 6 2 Type label Before calling your service representative make a note of the specification and production number from the type labe
15. r eset re pe deos etae sente NT 6 4 2 Openx dhe ni are a a e iii e Ht eH eta Data OR Anne SER ERR ta ERE EE TRAD din A EAR es 6 4 3 Changing MIELS oraraa a AE A A E EE BE e DS MR RD udo En RD 0 7 4 4 Resetting the filter time otii tc Ed o ere ER ta Ce erint data Aire ete de 8 4 5 Checking and cleaning the heat exchanger ssssssses eee 8 4 6 Cleaning Me tans e eire ER ete te tst taste tato aa e AAEE eTa LENA EHE ERA THREE Te Urn Re BUS 9 4 7 Replacing rotor drive belt ceed deceneweeeecnccueteceesctececeetetetececcdeadeeecetedeneeccteeeeneaniueds 10 4 7 1 Heat exchanger mounted eeror arna EE nennen E addas perisse sepu ids 11 4 7 2 Heat exchanger removed iie EAEE denne Ene enne pepe one peas nena pop dda 12 4 8 Overheat protection reset button cee ee cece ce cee cece cece cee eeeeee ee caeeeee ae eecaaeeeeaeeeesaeeeeaaeeeeaeeeeaes 12 5 Duct systemi MAINTENANCE seize ecouter evap de tropa pune de metre Hi I Ve dis tend entire tatin anne ds 13 5 1 Cleaning extract louvres and supply air diffusers essee 13 5 2 Checking the outdoor air intake issu 14 5 3 Checking the roof Cowl if fitted e 14 5 4 Checking and cleaning the duct system sssssssssse eee 14 6 Trouble SHOOUNG peer nantes 14 OA ISERE deta esate e E A A cnenaiaaicmaghe O ue DA Eee en een Rene ood 15 G ATPa labe ws 16 1 Warnings The following admonitions
16. temperature is set manually in steps of 1 K in the main menu display by choosing the temperature symbol SAVE VTR 300 B User Manual 208349 3 Systemair AB 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 Default value 15 0 C Each temperature step is illustrated by increasing the filling of the temperature symbol and the temperature is shown in the display X 19 C Temp An unfilled temperature symbol will activate manual summer mode See chapter 3 5 3 3 Manual setting of airflow It is possible at any time to manually set the airflow in the main menu display By choosing the fan symbol and confirming it is possible to increase or decrease the airflow in 5 steps Off Low Nom High and Auto By doing so you override the programmed week schedule for the unit until the end of the present time period in the week program chapter 3 4 LEX Airflow A Warning It is not recommended to activate manual fan stop 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 The fan can be set to OFF by activating manual fan stop See the Installation and Service manual chapter Service menu
17. the belt pulley cannot be accessed If the rotor motor is placed at the back of the unit it is recommended to remove the heat exchanger to change the drive belt see chapter 4 7 2 If the alarm Rotor is raised see chapter 6 1 the rotor drive belt may be damaged or broken The replacement drive belt 1 is adjustable and delivered with a nipple attached in one end Make sure that the Mains supply to the unit is disconnected before performing any maintenance or electrical work A Warning Risk of personal injury The heat exchanger weighs about 14 kg There is a risk that the heat exchanger falls out of the unit Make sure that small children are not beneath the unit when the heat exchanger is removed Fig 4 Rotor drive belt SAVE VTR 300 B User Manual 208349 10 Systemair AB 4 7 1 Heat exchanger mounted 1 Stop the unit by disconnecting the mains 2 Open the front hatch 3 Remove the broken drive belt 4 Use tape to attach the drive belt to the rotating heat exchanger and rotate the exchanger by hand to get hold of the drive belt 5 Remove the tape and put the empty end on to the nipple 6 Press the drive belt ends firmly towards each other to secure the nipple 7 Pull the drive belt on to the belt pulley and rotate the exchanger by hand Check that the belt pulley rotates Note If the drive belt slips the drive belt may be too long and needs to be shortened Cut the
18. ure the rotor motor is not exposed to moisture 6 Remount the heat exchanger Don t forget to reconnect the heat exchanger power and sensor cables 7 Close and lock the front hatch and connect the unit to mains 4 6 Cleaning the fans Make sure that the Mains supply to the unit is disconnected before performing any maintenance or electrical work Fig 3 Extract and supply air fans The motor bearings are life time lubricated and maintenance free Even if the required maintenance such as changing of filters is carried out dust and grease may slowly build up inside the fans This will reduce the efficiency The fans may be cleaned as described below SAVE VTR 300 B User Manual 208349 9 Systemair AB 1 Stop the unit by disconnecting the mains 2 Open the front hatch See chapter 4 2 3 Disconnect the fan power cables The cables are found beside the fans 4 Pull the fans towards you Some force may be needed 5 Clean the fans with a cloth or a soft brush Do not use water White spirit can be used to remove obstinate deposits Allow the fans to dry properly before remounting 6 Remount the fans Don t forget to reconnect the fan power cables T Close the front hatch and connect the unit to mains 4 7 Replacing rotor drive belt Note Depending on model left or right it may be necessary to remove the heat exchanger package in order to replace a broken drive belt since
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VTR_300_User_manual_208349_GB_A002