Maico WRG 180 EC Mounting And Operating Instructions Download Page 41

 
 

39 

11.

 Service 

11.1 Exploded

 

view

 

of

 

the

 

WRG

 

180

 

EC 

When

 

ordering

 

spare

 

parts,

 

as

 

well

 

as

 

the 

corresponding part numbers

 

(see

 

expanded 

view),

 

the heat recovery unit type designation, 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

11.2 WRG 180 EC spare parts 

No.  Article designation 

Article number 

1 Filter 

set 

0093.0060.0000

2 Fan 

0156.0121.0000

3 Main 

board 

0101.1351.0000

Temperature sensor  

0157.1064.0000

5 Heat 

exchanger 

0192.0412.0100

Operating panel with 
display 

0157.1065.0000
 

 
 
 
 
 

 

 

 
 

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

 
 

Example:  

Unit type 

WRG 180 EC  

Year of construction

 2007 

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 
modifications 

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

Summary of Contents for WRG 180 EC

Page 1: ...WRG 180 EC Mounting and Operating Instructions www maico ventilatoren com...

Page 2: ......

Page 3: ...4 2 LED display system and operating panel 7 4 3 Anti frost protection 8 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 th...

Page 4: ...iagram 31 9 2 WRG 180 EC wiring diagram 32 9 3 WRG 180 EC RLS 2 F WRH in the supply air channel 33 9 4 WRG 180 EC electrical air heater 35 9 5 Air power diagram 37 10 Technical data 38 11 Service 39 1...

Page 5: ...t the unit You will find an exact description in Chapter 4 The WRG 180 EC is designed for a maximum ventilation power of 180 m3 h at a resistance of 150 Pa in the channel system 1 2 Scope of delivery...

Page 6: ...people whose physical sensory or mental capabilities are not sufficient for them to understand and put into practice the safety information provided in these instructions This limitation also applies...

Page 7: ...on of Chimney Sweeps Evaluation criteria for the joint operation of fireplaces domestic ventilation extractor hoods as well as other pertinent regulations and guidelines The ventilation unit may only...

Page 8: ...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 conne...

Page 9: ...lter 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...

Page 10: ...to 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...

Page 11: ...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...

Page 12: ...moisture barrier The exhaust air channel is to be fed through the roof shell such that no condensation can build up in the roof shell The exhaust air channel between the WRG 180 EC and the roof outle...

Page 13: ...condensation This disconnects the ventilation 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 ot...

Page 14: ...ed 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 supply and exhaust air channels have been connected Only...

Page 15: ...f Ventilation level 1 Reduced ventilation Ventilation unit runs permanently at ventilation level 1 Ventilation level 2 Nominal ventilation Ventilation unit runs permanently at ventilation level 2 Auto...

Page 16: ...nd dimensions of the WRG 180 EC I Supply air DN125 II Outgoing air DN125 III Exhaust air DN125 IV Outside air DN125 A Top view B Front view C Side view D Bottom view E Electrical connection G Condensa...

Page 17: ...ttons The first digit in the display indicates the position 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...

Page 18: ...have no function with the WRG 180 EC 3 Press the OK button for 1 second to display the value of the selected parameter 4 The value of the selected parameter can be changed with the or buttons 5 The mo...

Page 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 Ple...

Page 20: ...nd air extraction units always work with constant volumetric flow or whether they switch over to constant pressure operation if a particular resistance is exceeded I13 Filter message This setting defi...

Page 21: ...19 6 4 1 Menu structure diagram...

Page 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 0 Set values cannot be changed in this menu 6 5 2 Calling up the...

Page 23: ...r 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...

Page 24: ...ting 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 se...

Page 25: ...ther values can be changed now see steps 2 to 5 Continue 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...

Page 26: ...175 max 5 100 U 3 Volume level 3 70 180 150 U 4 No function No function 10 U 5 No function No function 22 U 8 No function No function 0 I 1 Fixed imbalance 100 100 0 I 2 Contactless step 0 1 2 3 1 I 3...

Page 27: ...r itself The unit stays in fault mode until the corresponding problem has been resolved Then the unit carries out an automatic reset Autoreset and the display reverts to operational mode The table in...

Page 28: ...ller Exchange the outgoing air fan it is defective F9 The sensor that measures the temperature of the supply air is defective Contact installer Check the cabling from the sensor to the main board Chec...

Page 29: ...buttons down at the same time for 3 seconds 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 w...

Page 30: ...h the unit off at the operating panel by pressing and holding the OK and buttons down at the same time for 3 seconds and switch off the mains power supply Open the filter shutter 2 Pull the filter out...

Page 31: ...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 ventil...

Page 32: ...s 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 th...

Page 33: ...31 9 Wiring plans Diagrams 9 1 WRG 180 EC simplified diagram...

Page 34: ...l ventilation 3 Intensive ventilation 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 E Ou...

Page 35: ...nnel 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 Outs...

Page 36: ...ault indication light to be supplied by the customer e g glow lamp B Room air control RLS 2 F control unit with timer W1 230 VAC connecting cable W2 Control cable for room air control JP1 Plug jumper...

Page 37: ...4 Outside air 5 Optional The air flow controller sensor S1 must be installed in the direction of flow at least 30 cm ahead of the electrical air heater We recommend the filter box TFE 12 4 with G4 fi...

Page 38: ...w monitor sensor Installation ahead of the ERH 12 1 TH10 Thermostat R1 Temperature sensor Installation after the ERH 12 1 JP1 Plug jumper JP1 on operating mode H Relay switches on as the temperature d...

Page 39: ...37 i 9 5 Air power diagram The value in the circle is the power level per fan in watts Resistance in channel system Pa Volumetric flow m 3 h...

Page 40: ...4 F7 Ventilation setting 1 2 3 Ventilation power m3 h 75 100 150 Permitted resistance in the channel system Pa 18 40 30 68 60 150 Power consumption W 24 26 30 42 62 86 Current input A 0 17 0 18 0 23 0...

Page 41: ...0157 1064 0000 5 Heat exchanger 0192 0412 0100 6 Operating panel with display 0157 1065 0000 the serial number the year of construction and the component designation also have to be quoted Example Uni...

Page 42: ...pose of the air filter according to local regulations 12 3 Old units The old unit must be dismantled by a specialist company and disposed of correctly Accessory Product type WRG 180 EC Article no Air...

Page 43: ......

Page 44: ...Elektroapparate Fabrik GmbH Steinbeisstr 20 78056 Villingen Schwenningen Germany Service 49 7720 694 447 technik maico de 01 11_Paul_GB_B...

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