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Maico WRG 400 EC, Монтаж и эксплуатация

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38 

i 

11.

 Service 

11.1 Exploded view of the  
WRG 300 / 400 EC 

When ordering spare parts, as well as the 
corresponding part numbers (see expanded 
view), the heat recovery unit type 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

11.2 WRG 300 / 400 EC spare parts 

No.  Article designation 

Article number 

1 

Filter set  
WRG 300-400 EC 

 
0093.0061.000 

2 

Fan:  
WRG 300 EC 
WRG 400 EC 

 
0156.0121.0000
0156.0128.0000 

3 

Main board  
WRG 300 EC 
WRG 400 EC 

 
0101.1354.0000
0101.1355.0000 

4 

Temperature sensor   0157.1064.0000 

5 Heat 

exchanger 

0192.0412.0100 

6 

Operating panel with 
display 

0157.1065.0000
 

 
 

 

 

 
 
designation, the serial number, the year of 
construction and the component designation 
also have to be quoted: 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 

 

Example:  

Unit type 

WRG 300 EC  

Year of construction

 2010 

Part Fan 

Article number 

0156.0121.0000 

Quantity 1 

 

Unit type, serial number and year of 
construction are stated on the rating 
plate on the unit. 

 

We reserve the right to make modifica-
tions 

MAICO works continuously at further improv-
ing its products and reserves the right to 
make changes without notice. 

Содержание WRG 400 EC

Страница 1: ...WRG 300 EC WRG 400 EC Mounting and Operating Instructions www maico ventilatoren com ...

Страница 2: ...4 4 Filter status display 8 5 Installation 8 5 1 General 8 5 2 Wall assembly 9 5 3 Connecting the channels 9 5 4 Connecting the condensation run off 11 5 5 Sound insulation 11 5 6 Electrical connection 12 5 7 Connections and dimensions of the WRG 300 EC 14 5 8 Connections and dimensions of the WRG 400 EC 15 6 Start up 16 6 1 Switching ventilation unit on and off 16 6 2 Setting air volumes 16 6 3 S...

Страница 3: ...pass 32 9 2 WRG 300 400 EC wiring diagram 33 9 3 WRG 300 400 EC RLS 2 F WRH in the supply air channel 34 9 4 Air power diagram 36 10 Technical data 37 11 Service 38 11 1 Exploded view of the WRG 300 400 EC 38 11 2 WRG 300 400 EC spare parts 38 11 3 WRG 300 400 EC accessories 39 12 Disposal 39 12 1 Packaging 39 12 2 Air filter 39 12 3 Old units 39 ...

Страница 4: ...ind an exact description in Chapter 4 The WRG 300 400 EC is designed for a maximum ventilation power of 300 400 m3 h at a resistance of 150 Pa in the channel system The minimum volumetric flow is 70 m3 h 1 2 Scope of delivery Ventilation unit These mounting operation and mainte nance instructions 1 3 Symbols in this manual WARNING symbol Here extreme care and caution are called for In the case of ...

Страница 5: ... people whose physical sensory or mental capabilities are not sufficient for them to understand and put into practice the safety information pro vided in these instructions This limita tion also applies to children The unit may however be safely used by such persons if they are super vised by someone responsible for their safety or if they are instructed in a suitable way 2 2 Intended use The WRG ...

Страница 6: ...fire places for liquid or gaseous fuels and the air extracting equipment can be prevented or the extraction of exhaust gas from the air ventilated fireplaces is monitored by spe cial safety equipment The ventilation unit or the fireplaces must be switched off if the equipment is triggered Only operate the ventilation system at the same time as an air ventilated fireplace if using differential pres...

Страница 7: ...en both air flows 4 Filter To filter both air flows 5 Sensor for outside temperature Measures the temperature of the outside air 6 Connection for condensation run off The condensation run off is connected here 7 Outgoing air fan Conveys the used air to the outside 8 Operating panel Interface between user and control electronics 9 Main board Contains the control electronics for the basic func tions...

Страница 8: ...eset filter status display 3 Increase parameter value button 4 Function button 5 Lower parameter value button The lefthand area of the display shows the ventilation level or the parameter type The righthand area shows the read out value e g the defined air volume Example From the display you can read off that the unit is operating at ventilation level 3 with a flow rate of 280 m3 h The 4 buttons h...

Страница 9: ...o install the unit can be summed up as follows 1 Setting up the unit 2 Connecting the channels 3 Connecting the condensation run off 4 Electrical connection Connection of the room air control and the mains power The WRG 300 400EC must be installed in line with the following requirements Quality requirements of ventilation systems in closed rooms Quality requirements of balanced ventila tion in clo...

Страница 10: ...n the rear of the unit Fix the holding plate 2 to the wall with suitable mounting material which is to be supplied by the customer Make sure it is horizontal Locate the edge protection profile 4 on the holding plate 2 Hang the ventilation unit weight approx 50 kg on the holding plate 2 Make sure that the holding plate and the track line up completely and that the ventilation unit is lying against ...

Страница 11: ...oisture barrier The exhaust air channel is to be fed through the roof shell such that no conden sation can build up in the roof shell The exhaust air channel between the WRG 300 400 EC and the roof outlet should be designed such that the build up of surface condensation is excluded An insulated roof outlet must be used for ventilation purposes The highest permitted resistance in the channel system...

Страница 12: ...the condensation This disconnects the ventila tion unit from the drainage system and it prevents a build up of germs at the unit Please note It is not permitted to install several siphons one after the other without duct sepa ration If there is high humidity in the room where the unit is installed insulate the drain hose and the condensation run off connection to avoid condensation Now pour water ...

Страница 13: ...talled in line with local requirements The advice given in this manual must be observed The unit may only be connected to the mains power after the sup ply and exhaust air channels have been connected Only qualified electricians are permitted to make the electrical connections in compli ance with the wiring diagram below A fixed cabling is prescribed for the mains connec tion in a distribution box...

Страница 14: ...f Ventilation level 1 Reduced ventilation Ventilation unit runs perma nently at ventilation level 1 Ventilation level 2 Nominal ventilation Ventilation unit runs perma nently at ventilation level 2 Automatic Timer automatic Timer switches automati cally between ventilation level 2 and 1 Programming with red and blue riders Time periods with red riders Ventilation level 2 Time periods with blue rid...

Страница 15: ...14 6 4 3 1 2 5 5 7 Connections and dimensions of the WRG 300 EC 1 DN 160 outside air 2 DN 160 exhaust air 3 DN 160 outgoing air 4 DN 160 supply air 5 Condensation connection 6 Electrical connection ...

Страница 16: ...15 6 4 3 1 2 5 5 8 Connections and dimensions of the WRG 400 EC 1 DN 180 outside air 2 DN 180 exhaust air 3 DN 180 outgoing air 4 DN 180 supply air 5 Condensation connection 6 Electrical connection ...

Страница 17: ...sition of the three step switch Switching off at the operator unit Press the OK and buttons at the same time to switch the ventilation unit off OFF appears in the display Switch the ventilation unit off at the opera tor panel Warning If it is intended to carry out work on the inside of the ventilation unit the unit must always be disconnected from the mains power by switching it off through the pr...

Страница 18: ...8 have no function with the WRG 300 400 EC 3 Press the OK button for 1 second to display the value of the selected parame ter 4 The value of the selected parameter can be changed with the or buttons 5 The modified value can now be A saved B not saved C reset to factory setting A Press and hold buttons F and first F then to save the modi fied value The value flashes three times to confirm that it h...

Страница 19: ...act on the trouble free operation of the ventilation unit these are located in a separate set of parameters for the installer This means that these parameters can only be modified by the installer Please refer to Chapter 6 6 2 for information on how these changes are made I1 Fixed pressure imbalance This can be used to generate an excess pressure and or a negative pressure in the building Positive...

Страница 20: ...n and air extraction units always work with constant volumetric flow or whether they switch over to constant pressure operation if a par ticular resistance is exceeded I13 Filter message This setting defines whether the filter noti fication should appear on the display Please refer to the table in section 6 6 3 for the factory settings 6 4 Menu structure display The menu structure is divided up in...

Страница 21: ...in keine Taste betätigt wird Die Taste OK 1 s betätigen Wenn 1 Min keine Taste betätigt wird Parameterauswahl serienmäßig U1 t m U8 Die Taste OK 1 s betätigen um die ausgewählte Parameter einstellung abzurufen Parameterauswahl serienmäßig U1 t m U8 I1 bis I19 Die Taste OK 1 s betätigen um die ausgewählten Parameter abzurufen Die Taste oder betätigen Die Taste oder betätigen Wenn 1 Min keine Taste ...

Страница 22: ...isplay reverts to the standard operation mode You can scroll through the menu with the button The button is only used to return to step 1 Set values cannot be changed in this menu 6 5 2 Calling up the settings by the in staller There is a more extensive program for the installer for calling up data All data available to the installer can be called up by pressing and holding the F and OK buttons at...

Страница 23: ...ir fan is running in constant pressure mode C6 The outgoing air fan is running in constant pressure mode C7 Correction of the maximum air volume No 3 bP 1 No function No 4 tP 9 Outside temperature C In the case of temperatures below 0 C Display tP 9 No 5 tS 21 Inside temperature C No 6 In 0 No function No 7 u 156 Current supply air volu metric flow m3 h No 8 u 156 Current exhaust air volu metric f...

Страница 24: ...ble in section 6 6 3 Starting from operational mode the following steps are required for changing settings The example of changing parameter I7 from 1 to 0 is used here 1 Press button F for approx 3 seconds to activate the settings menu 2 Press button F and OK buttons for 3 seconds at the same time to activate the extensive parameter set for the installer 3 The required parameters can be called up...

Страница 25: ...her values can be changed now see steps 2 to 5 Con tinue with step 7 B Press the OK button to return to the settings menu without saving the modified value The previous value is retained Continue with step 7 C Press and hold buttons F and first F then to save the modified value The value flashes three times to confirm that it has been saved The factory setting value is retained The modified value ...

Страница 26: ... No function 5 20 10 U 5 No function 18 30 22 U 8 No function 0 1 0 I 1 Fixed imbalance 100 100 0 I 2 Contactless step 0 1 2 3 1 I 3 No function 2 3 2 I 4 Switch cable level 1 0 1 2 3 1 I 5 Switch cable level 2 0 1 2 3 2 I 6 Switch cable level 3 0 1 2 3 3 I 7 Imbalance permitted 0 1 1 Yes I 8 No function 0 1 2 0 I 9 No function 0 5 0 I10 Constant pressure switched off 0 1 0 No I11 No function 0 1 ...

Страница 27: ...r itself The unit stays in fault mode until the corre sponding problem has been resolved Then the unit carries out an automatic reset Autoreset and the display reverts to opera tional mode The table in section 7 3 contains an overview of the faults the possible causes and the measures that need to be taken 7 2 Filter status display If the message FIL appears in the display the filters have to be e...

Страница 28: ...ller Exchange the outgoing air fan it is defective F9 The sensor that measures the tem perature of the supply air is defective Contact installer Check the cabling from the sensor to the main board Check the cable connection at the sensor Replace the sensor F10 The sensor that measures the tem perature of the ex haust air is defective Contact installer Check the cabling from the sensor to the main ...

Страница 29: ... buttons down at the same time for 3 sec onds Open the filter shutter 2 Pull the filter out and replace it Take note of the direction in which the filter was pulled out 3 Insert the filter in the same way in which the previous one was pulled out 4 Close the filter shutter and switch the unit on at the operating panel by pressing and holding the OK and buttons down at the same time for 3 seconds 5 ...

Страница 30: ... the unit off at the operating panel by pressing and holding the OK and buttons down at the same time for 3 sec onds and switch of the mains power sup ply Open the filter shutter 2 Pull the filter out 3 Remove the front cover 4 Pull the heat exchanger out Be careful not to damage the foam components in the unit 5 Clean the heat exchanger with warm water max 55 C and standard washing up liquid Rins...

Страница 31: ...l out the slider that the main board is mounted on Remove all connectors from the main board that are connected with the feed through plate Remove the earthing wire from the housing 8 Remove the ventilator unit 9 Remove the spiral housing ...

Страница 32: ...ons 14 Mount the operating panel 15 Reinsert the heat exchanger in the unit 16 Screw the front cover back on 17 Reinsert the filter in the unit with the clean side towards the heat exchanger 18 Close the filter shutter 19 Switch the mains supply back on 20 Switch the unit on at the operating panel by pressing and holding the OK and buttons down at the same time for 3 sec onds 21 The filter status ...

Страница 33: ... temperature sensor Outside air temperature sensor green white brown brown blue green yellow Room air control Supply air fan Exhaust air fan Operator unit 9 Wiring plans Diagrams 9 1 Simplified diagram without bypass ...

Страница 34: ... A Room air control B Exhaust air temperature sensor C Central control circuit board D Supply air fan C 1 brown C 2 blue C 3 green yellow C 5 white C10 yellow C 11 green E Outgoing air fan F Operator unit G Outside air temperature sensor ...

Страница 35: ...channel Protection of a hydraulic heat register against frost damage A hydraulic heat register must be protected against frost damage with a safety device 1 Exhaust air 2 Supply air 3 Outgoing air 4 Outside air R1 Temperature sensor WRH Water air heater ...

Страница 36: ...lt indication light to be supplied by the customer e g glow lamp B Room air control RLS 2 F control unit with timer L1 230 VAC connecting cable L2 Control cable for room air control JP1 Plug jumper JP1 on operating mode K Relay switches the WRG 300 400 EC off as the temperature drops TH10 Thermostat with temperature sensor R1 R1 Temperature sensor installa tion in supply air channel ahead of the W...

Страница 37: ...C The value in the circle is the power level per fan in watts 9 4 2 WRG 400 EC The value in the circle is the power level per fan in watts Resistance in channel system Pa Volumetric flow m 3 h Resistance in channel system Pa Volumetric flow m 3 h ...

Страница 38: ...tion power m 3 h 100 150 225 100 200 300 Permitted resistance in the channel system Pa 15 31 31 66 64 138 8 17 31 59 67 128 Power consumption W 18 20 32 38 70 90 20 21 53 60 121 149 Current input A 0 13 0 14 0 22 0 26 0 49 0 59 0 2 0 42 0 60 0 9 1 09 Cos φ 0 60 0 61 0 62 0 63 0 63 0 66 0 54 0 61 0 62 0 61 0 62 Sound level Lw A Static pressure Pa 40 80 160 40 80 240 Housing emission dB A 28 5 38 46...

Страница 39: ... 0101 1355 0000 4 Temperature sensor 0157 1064 0000 5 Heat exchanger 0192 0412 0100 6 Operating panel with display 0157 1065 0000 designation the serial number the year of construction and the component designation also have to be quoted Example Unit type WRG 300 EC Year of construction 2010 Part Fan Article number 0156 0121 0000 Quantity 1 Unit type serial number and year of construction are stat...

Страница 40: ... and disposed of correctly Accessory Product type WRG 300 EC Article no Air filter replacement 2 x G4 WRF 300 400 EC 0093 0061 Room air control with timer RLS 2 F 0157 0806 Thermostat TH 10 0157 0764 Air flow monitor LW 9 0157 0779 Water air heater WRH 16 2 0082 0118 Filter box TFE 16 7 0149 0052 Sound absorber RSR 16 50 0092 0324 Accessory Product type WRG 400 EC Article no Air filter replacement...

Страница 41: ...40 NOTES ...

Страница 42: ...Elektroapparate Fabrik GmbH Steinbeisstr 20 78056 Villingen Schwenningen Germany 49 7720 694 technik maico de 10 11_Paul_GB_B ...

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