STIEBEL ELTRON LWZ 170 E plus Operation And Installation Download | Manualshive

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OPERATION AND INSTALLATION

Central ventilation appliance with heat recovery

» LWZ 170 E plus

» LWZ 370 plus

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Summary of Contents for LWZ 170 E plus

Page 1: ...OPERATION AND INSTALLATION Central ventilation appliance with heat recovery LWZ 170 E plus LWZ 370 plus ...

Page 2: ...10 Installation 11 10 1 Mounting the appliance 11 10 2 Connecting the condensate drain 12 10 3 Connecting air ducts 12 10 4 Power supply 13 11 Commissioning 17 11 1 Initial start up 17 11 2 Shutdown 17 11 3 Recommissioning 17 12 Settings 17 12 1 Settings menu 17 12 2 Read out menu 21 12 3 Service menu 21 12 4 Restoring factory settings 22 13 Maintenance 23 14 Troubleshooting 25 15 Specification 26...

Page 3: ...sed output data Explanations to determine and interpret the specified standardised output data 1 3 1 Standard EN 13141 7 The output data specifically mentioned in text diagrams and technical datasheets has been determined in line with the test conditions described in the standard shown in the heading of this chapter Generally these standardised test conditions will not fully meet the conditions fo...

Page 4: ...t pressure Fan stage Humidity protection ventilation This fan stage prevents mould formation using the factory set air flow rate of 50 m h Alternatively the contractor can set an air flow rate of 0 m h when commissioning the appliance In such a case no humidity protection is provided Fan stage 1 should be seen as background ventilation to be selected when going away for example Fan stage 2 is reco...

Page 5: ...hen the menu key is pressed you can use the plus or minus key to choose between three different sub menus Settings menu SET Read out menu READ Service menu SERV With the R key you can exit any selected menu and return to standard mode To switch on the display backlight without changing anything in the menu press the R key briefly less than 5 seconds Button Key function Menu Open menu open sub menu...

Page 6: ...fans generate an air flow rate of 50 m h or stop This depends on the setting of parameter 01 This fan stage cannot be enabled with a 3 stage switch The supply air and extract air fans rotate according to stage 1 of the stage switch The air flow rate depends on the parameter 02 setting The supply air and extract air fans rotate according to stage 2 of the stage switch The air flow rate depends on t...

Page 7: ...is the Slave 1 to Slave 9 The default display for fan operation is indicated on the master appliance 5 Maintenance cleaning and care Maintenance by the user is limited to filter cleaning or replacement required at certain intervals 5 1 Replacement filter Product desig nation Part number Description FMS G4 10 232475 Coarse particle filter mat G4 10 pce per packing unit FMS F5 2 232476 Fine filter F...

Page 8: ...41 f f Close the filter door 5 s 26_04_15_0016 f f Switch on the appliance by pressing the minusbutton for 5 seconds 5s 1 2 3 26_04_15_0059 f f After cleaning or replacing the filters hold down the R key for 5 seconds to reset the filter display To confirm that the filters have been reset the text FILTER will flash briefly Even if the message FILTER has not yet been dis played it is possible to re...

Page 9: ...he appliance then resets itself auto reset and standard mode is displayed again 6 2 Fault codes Non blocking fault 26_04_15_0061 If the appliance detects a non blocking fault code it continues to operate with limited functionality Non blocking faults are dis played with the fault symbol spanner Blocking fault D0000036353 If the appliance detects a blocking fault code it stops The per manently illu...

Page 10: ...ation on alternate sides means that when the combustion equipment is commissioned the mechanical ventilation system is switched off and or cannot be started Simultaneous operation WARNING INJURY To prevent any flue gas escaping into the installation room it is necessary to ensure that sufficient combustion air is supplied or that the negative pressure in room where the stove is installed is not gr...

Page 11: ...med wall is inadequate Additional measures such as a double skin or additional supports would be needed in such cases Ensure the equipment is level after installation The installation site must have an adequate condensate drain with stench trap and a fall for the condensate The installation site must be free from the risk of frost 9 2 Transport To protect the appliance against damage you should tr...

Page 12: ...cts prevent any short circuit be tween the air intake and the air discharge Silencers Always install a silencer in both the supply air duct and the extract air duct We recommend installing additional silencers if required to avoid sound transmission If a room with a high noise level must be ventilated install addi tional silencers upstream of this room to reduce sound transmis sion to adjacent roo...

Page 13: ...unctioning of the appliance The eBUS connection is set as default in parameter 08 The X1 connection is only suitable for low voltage 10 4 2 X2 connection Connecting a stage switch Note Route the stage switch cable and power cable for the ventilation unit separately X2 26_04_15_0019 Connect the stage switch not part of standard delivery to the modular plug in connection type RJ12 X2 connection The ...

Page 14: ... factory setting 1 0 10 V input X15 1 GND X15 2 0 10 V 2 N C contact 3 Switching input 1 Bypass open 12 V bypass closed 0 V 4 Switching input 1 Bypass open 0 V bypass closed 12 V 3 4 Input 0 10 V 0 N O contact 1 0 10 Vinput factory setting 2 N C contact 3 Switching input 2 Bypass open 12 V bypass closed 0 V 4 Switching input 2 Bypass open 0 V bypass closed 12 V 5 6 24 V connection max 4 5 V A 5 ea...

Page 15: ...flow rate stage 2 4 4 Fan on air flow rate stage 3 3 Contact input 1 X15 1 X15 2 closed The bypass damper opens automatic bypass control unit in the appliance is overridden action of the fans subject to parameters 19 and 20 5 5 Fan on air flow rate step switch 6 6 Fan on max air flow rate 4 Contact input X15 1 X15 2 closed The supply air diverter valve opens The supply air divert er valve 24 V is ...

Page 16: ...D 24 V P 0V 0 2 3 LED FEZ 24 V P 0V 0 2 3 LED 12 10 4 11 5 FEQ 24 V P 0V 0 2 3 LED 6 4 2 5 1 3 Stufen Schalter 24 V P 0V 0 2 3 LED 3 2 1 D0000055737 3 Stufen Schalter 3 stage switch ZLWZ 4S 4 stage switch FEQ Air quality sensor FEZ Remote control Lüftungsgerät Ventilation unit Ofen Stove Raum Room Druckanschluss Pressure connection Schalter Kaminbetrieb Switch fireplace operation Differenzdruckcon...

Page 17: ...d switch it off via the user interface and unplug it from the mains to isolate it from the power supply f f Clean or replace filters 11 3 Recommissioning f f Check whether filters are fitted in the appliance Never start the appliance without filters f f Check whether the condensate drain is damaged or kinked 12 Settings 12 1 Settings menu For optimum appliance function you can change parameters us...

Page 18: ...eter value 26_04_15_0068 Discarding a parameter change f f If you do not want to save the changed parameter value press R 26_04_15_0069 Confirm parameter value 26_04_15_0070 f f If you want to save the changed parameter value press menu Note To change other parameters repeat the steps described from Selecting parameters If you do not want to change any more parameters press R to return to standard...

Page 19: ...er BUSADR 10 Introduction of an additional extract air flow OFF As default this parameter must remain OFF for this appliance CV WTW 11 Pressure imbalance permissible ON OFF Air flow rate for supply extract air the same ON Pressure imbalance permissible 12 Fixed pressure imbalance m3 h 0 100 100 1 13 Heating coils 0 0 Aus HEATER 1 Preheater coil 2 Reheater coil 14 Reheater coil temperature C 21 15 ...

Page 20: ... if conditions for open bypass are met 3 Bypass control 4 Supply air diverter valve 25 Supply air fan mode switching input 2 5 0 Supply air fan off CN2 1 Absolute minimum air flow rate 50 m3 h 2 Air flow rate stage 1 3 Air flow rate stage 2 4 Air flow rate stage 3 5 Step switch 6 Max air flow rate 7 No supply air fan control 26 Extract air fan mode switching input 2 5 0 Extract air fan off CN2 1 A...

Page 21: ...ensor oC 03 Bypass status ON Bypass damper open OFF Bypass damper closed 04 Frost protection status ON Frost protection enabled OFF Frost protection disabled 05 Supply air duct pressure Pa 06 Extract air duct pressure Pa 07 Air flow rate of supply air fan m3 h 08 Air flow rate of extract air fan m3 h f f Press R twice to return to standard mode 2 x 26_04_15_0074 If no key is pressed for 5 minutes ...

Page 22: ...the fault symbol spanner does not appear 26_04_15_0076 Back to standard mode f f Press R twice to return to standard mode 2 x 26_04_15_0074 Deleting fault messages You can delete all fault messages by holding down R for five sec onds This is only possible if there are no active faults 12 4 Restoring factory settings It is possible to reset all changed settings simultaneously to factory settings Al...

Page 23: ...ract the filters Make a note of how the filters were fitted 26_04_15_0042 f f Remove the front cover 26_04_15_0043 f f Carefully remove the heat exchanger from the appliance Avoid damaging the foam parts in the appliance 26_04_15_0047 f f Use a commercially available vacuum cleaner to remove dust and other loose dirt particles from the intake and discharge surfaces f f If required clean the heat e...

Page 24: ...ressure tubes f f Reinstall the complete fan unit in the appliance f f Reconnect the pressure hoses and fan cables to the PCB Ensure that the pressure hoses are positioned correctly on the marking labels on the pressure sensors Observe the label in the appliance for correctly positioning the plug in connections f f Fit the display cover f f Reconnect the previously disconnected plugs at the back o...

Page 25: ...g E106 Yes The temperature sensor for capturing the outside tem perature is faulty Both fans are switched off The preheater coil is switched off Bypass closes and is blocked Isolate the appliance from the power supply Replace the outside temperature sensor Switch on the power supply to the appliance again The fault is reset au tomatically E107 no The temperature sensor for capturing the extract ai...

Page 26: ...33850 Sound data Sound power level EN 12102 dB A 54 45 Electrical data Rated voltage V 230 230 Max current drawn A 6 6 Power consumption without preheater coil A 0 7 0 5 Power consumption with preheater coil A 6 6 Phases 1 N PE 1 N PE Frequency Hz 50 50 Fan power consumption W 9 172 9 138 Power consumption without preheater coil W 172 132 Power consumption with preheater coil W 1380 1350 Versions ...

Page 27: ...e by 1 dB A Sound power LWZ 370 plus Ventilation rate m3 h 100 200 225 300 400 Static pressure Pa 9 40 38 80 47 100 84 175 240 150 225 Sound power level Lw A Appliance noise emission dB A 29 5 32 5 40 5 41 5 43 5 47 5 51 0 53 0 54 0 54 5 57 0 Exhaust air duct dB A 31 5 34 5 46 5 48 0 48 5 50 0 56 5 57 0 58 0 59 0 60 0 Outdoor air duct dB A 42 5 47 5 57 0 59 0 60 5 62 5 66 0 68 0 69 5 70 5 71 5 Sou...

Page 28: ...2 0 26 0 33 0 36 0 29 0 20 0 20 0 15 0 14 0 17 0 13 0 15 0 40 0 40 0 40 D0000042024 X Air flow rate m h Y Average value static pressure Pa x Power consumption of both fans Wh m LWZ 170 E plus 0 25 50 75 100 125 150 175 200 225 250 275 300 50 75 100 125 150 175 200 225 250 275 300 325 0 22 0 26 0 19 0 24 0 35 0 26 0 14 0 16 0 20 0 20 0 20 0 23 0 31 0 16 0 29 0 35 0 15 0 46 0 40 0 40 D0000042028 X A...

Page 29: ...be issued by those subsidiaries Such guarantee is only grant ed if the subsidiary has issued its own terms of guarantee No other guarantee will be granted We shall not provide any guarantee for appliances acquired in countries where we have no subsidiary to sell our products This will not affect warranties issued by any importers Environment and recycling We would ask you to help protect the envir...

Page 30: ...30 LWZ 170 E PLUS LWZ 370 PLUS WWW STIEBEL ELTRON COM NOTES ...

Page 31: ...ENGLISH WWW STIEBEL ELTRON COM LWZ 170 E PLUS LWZ 370 PLUS 31 NOTES ...

Page 32: ...cz Finland STIEBEL ELTRON OY Kapinakuja 1 04600 Mäntsälä Tel 020 720 9988 info stiebel eltron fi www stiebel eltron fi France STIEBEL ELTRON SAS 7 9 rue des Selliers B P 85107 57073 Metz Cédex 3 Tel 0387 7438 88 Fax 0387 7468 26 info stiebel eltron fr www stiebel eltron fr Hungary STIEBEL ELTRON Kft Gyár u 2 2040 Budaörs Tel 01 250 6055 Fax 01 368 8097 info stiebel eltron hu www stiebel eltron hu ...

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