Related Manuals for Wolf CWL-2-400
Summary of Contents for Wolf CWL-2-400
- Page 1 Installation and operating instructions Comfort-Home-Ventilation CWL -2-400 Modifications reserved 7100833_202010...
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Page 2: Installation Regulations
Children may not play with the appliance. If you need a new power cable, always order the replacement from Wolf GmbH To prevent dangerous situations, a damaged mains connection must only be replaced... -
Page 3: Table Of Contents
11.1.4 Connecting extra multiple switch with filter indication........38 7100833_202010 WOLF GmbH | 3... - Page 4 Recycling..............54 4 | WOLF GmbH...
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Page 5: Delivery
1. Heat recovery appliance 2. Wall mounting bracket consisting of: – 1x mounting bracket – 2 x protective caps – 2x rubber strip – 2x rubber rings 3. Siphon 4. Documentation set consisting of: – 1x installation instructions 7100833_202010 WOLF GmbH | 5... -
Page 6: General
For the correct connection ducts and dimensions (® Connections and dimensions page 8). The appliance comes ready to plug in with a 230 V mains plug . 6 | WOLF GmbH 7100833_202010... -
Page 7: Version
*) Duct noise including end correction In practice the value may differ by 1dB(A) through measurement tolerances. Resistance of duct Note: system [Pa] The stated value in the circle is the capacity (in Watt) per fan. Flow rate [m 7100833_202010 WOLF GmbH | 7... -
Page 8: Connections And Dimensions
Right-hand version 4-0 connections 2-2 connections All dimensions in millimeters. Diameter of all collars is 180 mm To dwelling To outside From dwelling From outside Electrical connections Siphon connection Exhaust air filter Supply air filter Mounting 8 | WOLF GmbH 7100833_202010... -
Page 9: Exploded View Of Appliance
Power cable 230 volt Preheater Relay output (X19) ) Temperature sensor 24 volt connector (X18) Supply filter eBus connector (X17) Exhaust fan 24 volt connector (X16) Siphon connector Modbus/ bus connector (X15) Supply ventilator Multiple switch connector (X14) 7100833_202010 WOLF GmbH | 9... -
Page 10: Operation
Temperature sensors measure the temperatures in the appliance, when required a preheater is switched on. If in the event of very low temperatures the preheater has insufficient capacity, stepless unbalance is created in the appliance. The software ‘recognizes’ the appliance. 10 | WOLF GmbH 7100833_202010... -
Page 11: Plus Version
A standard heat recovery appliance can also later be modified into a Plus version using the Plus pcb upgrade set. 1 = CWL appliance with mounted Basic pcb 2 = Plus pcb mounting plate 3 = Plus pcb 4 = Plus pcb protective cap 7100833_202010 WOLF GmbH | 11... -
Page 12: Installation
– Make sure there is a free space of at least 25 cm above the appliance, for connecting the appliance and any necessary servicing of the circuit board. The ambient temperaturehas to be between +10 °C and + 40 °C. 12 | WOLF GmbH 7100833_202010... -
Page 13: Connecting The Condensate Discharge
A = CWL -2-400 right-hand version B = Fitting siphon below in CWL appliance C = Examples with condensate discharge connections with gasket HT DN32 D = Detachable connection E = Example of odor trap 7100833_202010 WOLF GmbH | 13... -
Page 14: Connecting Air Ducts
When using flexible mufflers, account must be taken during the installation that these may need to be replaced after a period of time. Install sufficient overflow openings, door gap 2 cm. 14 | WOLF GmbH 7100833_202010... -
Page 15: Electrical Connections
2 seconds and directly turning it back to setting 1 or 2. The boost mode can be reset by putting the switch to setting 3 for longerthan 2 seconds or by switching it to absence mode ( 7100833_202010 WOLF GmbH | 15... -
Page 16: Connecting The Ebus Connector
(®); for more information and the correct modBus settings see the separate Modbus manual on the website! Note Note: When ModBus is active, the ventilation mode cannot be changed using the display or, if applicable, the connected multiple switch! Also any connected humidity sensor will not function. 16 | WOLF GmbH 7100833_202010... -
Page 17: Coupling Appliances Using Externalbus
S1, S2 symbol on slave appliances - Power down and up all appliances. Note: Any accessory such as moisture sensor, position switch, extension board or any eBus device must be connected to the CWL -2-400 master appliance only. 7100833_202010 WOLF GmbH | 17... -
Page 18: Display
The factory setting of the menu is English. The desired language/ date & time can be modified in the settings menu ;for this, please refer to the settings value table (® Setting values page 46) step number 15.1 to step number 15.10. 18 | WOLF GmbH 7100833_202010... -
Page 19: Display Layout
"Filter cleaning" (® Cleaning filter page 28) for more information. This symbol is only shown if a fault has occurred in the appliance; see chapter Faults (® Fault analysis page 25) for more information. 7100833_202010 WOLF GmbH | 19... - Page 20 This appliance is set as Master appliance if a number of appliances are connected (cascade) Appliance is set as Slave appliance; maximum of 9 appliances can be connected to a Master. Control via eBus for example Bedienmodul BM-2 . Control via ModBus or Bus. Bypass boost is active. 20 | WOLF GmbH 7100833_202010...
- Page 21 Display Zone Symbol on display Description Internet connection Signal strength USB connection active. 11:07 Current time. 02.11.17 Current date. 7100833_202010 WOLF GmbH | 21...
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Page 22: Display Information
The touchscreen can also be permanently set as multiple switch; to do this step number 15.6 in the settings menu has to be set to “yes”. Warning: Incorrect settings can seriously disrupt the proper functioning of the appliance! 22 | WOLF GmbH 7100833_202010... -
Page 23: Starting Appliance
In addition to the air flow, it is also possible to change other settings of the appliance; for an overview of these settings of a standard appliance (® Setting values standard appliance page 46 ) and appliance 7100833_202010 WOLF GmbH | 23... -
Page 24: Factory Settings
Changes can be carried out in the settings menu Warning: As changes in the settings menu can disrupt the proper functioning of the appliance, changes of settings not described here require consultation with Wolf GmbH Incorrect settings may seriously affect the proper performance of the appliance! Factory settings It is possible to simultaneously revert all the changed settings back to the factory settings. -
Page 25: Fault
A locking fault cannot be remedied by taking the voltage from the appliance; first the fault has to be solved. Warning! When working on the appliance, always first take the voltage from the appliance by pulling the power plug. 7100833_202010 WOLF GmbH | 25... - Page 26 Check accessories/ Bedienmodul BM-2 and replace if accessories defective connected to If there is still a fault after this: Take voltage from eBus do not appliance and replace basic pcb UWA2-B work. Appliance is working 26 | WOLF GmbH 7100833_202010...
- Page 27 Uncouple postheater and check postheater fuse; replace fuse defective; general comfort control fuse if defective fault message responds Has the fault not yet been remedied: differently Replace external postheater Put voltage back on appliance Fault has automatically been reset 7100833_202010 WOLF GmbH | 27...
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Page 28: Maintenance
1 step in the menu. Maintenance siphon Cleaning the siphon Every year the siphon must be disconnected and cleaned. (For example a CWL appliance type 4-0) 28 | WOLF GmbH 7100833_202010... -
Page 29: Maintenance
Installer maintenance includes cleaning the heat exchanger, internal preaheater and fans. Dependent on the conditions, this must done about once every three years. Remove the power supply by pulling out the plug. Open the filter door. Remove the two filters. Remove the front cover. 7100833_202010 WOLF GmbH | 29... - Page 30 Wash the heat exchanger with hot water (max. 45°C) and a regular detergent. Then rinse the exchanger with hot water. Take EPS assembly, with which the fan is inserted into the appliance, out of the appliance. 30 | WOLF GmbH 7100833_202010...
- Page 31 Tilt the fan in such a way that this can be taken out of the EPS assembly; disconnect both fan cables from the fan. Now take the fan out of the appliance. Repeat steps 6 to 9 for the other fan in the appliance. 7100833_202010 WOLF GmbH | 31...
- Page 32 Reset the timer of the filter message by setting the timer back to zero in the settings menu at step number 4.3. After resetting the timer of the filter message the appliance returns to the main menu and the appliance is once again ready for use. 32 | WOLF GmbH 7100833_202010...
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Page 33: Electrical Diagram
Electrical diagram Electrical diagram 7100833_202010 WOLF GmbH | 33... - Page 34 When the appliance detects another fan (for example when a white fan is replaced during service activities), then a “wizard” starts grey up automatically; follow the instructions on the display for the yellow correct connection of the fan cables. green purple 34 | WOLF GmbH 7100833_202010...
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Page 35: Electrical Connections Accessories
C = Modular cable: Note: For the modular cable that is used, the “tab” of both modular connectors must be mounted facing the mark on the modular cable. Wire colors C1 - C6 may vary dependent on the type of modular cable used. 7100833_202010 WOLF GmbH | 35... -
Page 36: Connecting Wireless Remote Control (Without Filter Indication)
E = Modular cable: Note: For the modular cable that is used, the “tab” of both modular connectors must be mounted facing the mark on the modular cable. Wire colors C1 - C6 may vary dependent on the type of modular cable used. 36 | WOLF GmbH 7100833_202010... -
Page 37: Connecting Extra Multiple Switch With Filter Indication
= Modular cable: Note: For the modular cable that is used, the “tab” of both modular connectors must be mounted facing the mark on the modular cable. Wire colors C1 - C6 may vary dependent on the type of modular cable used. 7100833_202010 WOLF GmbH | 37... -
Page 38: Connecting Extra Multiple Switch With Filter Indication
F = Modular cable: Note: For the modular cable that is used, the “tab” of both modular connectors must be mounted facing the mark on the modular cable. Wire colors C1 - C6 may vary dependent on the type of modular cable used. 38 | WOLF GmbH 7100833_202010... -
Page 39: Connecting Bedienmodul Bm-2
Electrical connections accessories 11.2 Connecting Bedienmodul BM-2 A = CWL appliance B = Bedienmodul BM-2 (option) C = Two-core control cables D = Green two-pole screw connector E = Position green eBus connector to rear of control 7100833_202010 WOLF GmbH | 39... -
Page 40: Connecting Humidity Sensor
4 = The cable that comes with RH cable 5 = RH (humidity) sensor 6 = Duct from dwelling To switch on and set the sensitivity of the humidity sensor, go to step number 7.1 and 7.2 in the settings menu. 40 | WOLF GmbH 7100833_202010... -
Page 41: Connecting Co₂ Sensor(S)
6.1 in the settings menu; in order to set the minimum and maximum PPM value of the CO sensor(s) set, if necessary, the right values following step numbers 6.2 to 6.9. 7100833_202010 WOLF GmbH | 41... -
Page 42: Connecting Postheater
C3 = green/yellow 3 = 2-pole eBus connection X17 on aplliance C4 = black 4 = Temperatur sensor C5 = white 5 = PCB type UVP1 6 = Airflow direction 7 = Dipswitch setting postheater 42 | WOLF GmbH 7100833_202010... -
Page 43: Connecting Preheater
C3 = green/yellow 3 = 2-pole eBus connection X17 on appliance C4 = black 4 = Temperatur sensor C5 = white 5 = PCB type UVP1 6 = Airflow direction 7 = Dipswitch setting preheater 7100833_202010 WOLF GmbH | 43... -
Page 44: Service
N.B.: Appliance type, serial number and year of production are stated on the identification plate behind the plastic front panel on the appliance. Example Appliance type CWL -2-400 Serial number 431020184701 Year of production 2020 Part Article code 2139603 Quantity 44 | WOLF GmbH 7100833_202010... - Page 45 1669551 Filter EPM 1.0 50% (F7) (2 pcs) 1669552 Heat exchanger CWL-2-325/400 2074863 Fan CWL-2-325 (1 pcs) 2139604 Fan CWL-2-400 (1 pcs) 2139603 Bypass valve with motor complete CWL-2-325/400 (4-0 version) 2747567 Bypassmotor CWL-2-325/400 (2-2 version) 2745157 Displayframe black CWL-2 2747575 Display pcb UBP-2 incl.
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Page 46: Setting Values
Frost temperature 0 °C -1,5 °C /1,5 °C Minimum intake temperature 10 °C 7 °C /22 °C Filter message Number of days until filter 1 / 365 days message Start of filter wizard Yes / No 46 | WOLF GmbH 7100833_202010... - Page 47 1 - 247 For Modbus 14.3 Baudrate 19k2 1200 / 2400 / 4800 / 9600 / 19k2 / For Modbus 38k4 / 56k / 115k2 14.4 Parity Even No / Even / Odd For Modbus Appliance settings 7100833_202010 WOLF GmbH | 47...
- Page 48 15.10 Fan position wizard Yes / No Signal output 16.1 Signal output Off / Only filter condition / Only fault Connector X19 condition / Filter and fault condition Standby 17.1 Switch off appliance Yes / No 48 | WOLF GmbH 7100833_202010...
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Page 49: Setting Values Appliance With Plus Pcb
Fan at setting 2 Fan at setting 3 Fan at step 0 Fan according to multiple switch Fan runs at absolute maximum No exhaust fan control 0 - 10 V. 10.1 Mode input 1 On / Off 7100833_202010 WOLF GmbH | 49... - Page 50 11.3 Switch temperature 2 25 °C 15.0°C / 40.0 °C 11.4 Mode valve 24 volt control Closed Open / Closed 11.5 Valve control Relay output 1 Relay output 1/ Relay output 2/ Analogue output 1/ Analogue output 2 50 | WOLF GmbH 7100833_202010...
- Page 51 ¨ 2014/35/EU (low voltage directive) ¨ 2014/30/EU (EMC directive) ¨ RoHS 2011/65/EU (substances directive) ¨ 2009/125/EG (1253/1254 EU (EU ErP directive)) The product bears the CE label: Mainburg, 24-11-2018 Gerdewan Jacobs Jörn Friedrichs Technical Director Development Manager 7100833_202010 WOLF GmbH | 51...
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Page 52: Erp Values
Attention! For optimal energy efficiency and a proper operation, a regular filter inspection, cleaning or replacement is necessary. Internet address for Assembly instructions: https://www.wolf.eu Bypass: Yes, 100% Bypass Measurements executed by TZWL according to the EN 13141-7 standard 52 | WOLF GmbH 7100833_202010... - Page 53 SEC in kWh/m²/a A+ (Most efficient) SEC < -42 -42 ≤ SEC < -34 -34 ≤ SEC < -26 -26 ≤ SEC < -23 -23 ≤ SEC < -20 G (Least efficient) -20 ≤ SEC < -10 7100833_202010 WOLF GmbH | 53...
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Page 54: Recycling
Recycling Recycling Recycling Sustainable materials are used in the manufacture of this appliance. The packaging should be disposed of in a responsible manner and in accordance with governmental regulations. 54 | WOLF GmbH 7100833_202010... - Page 55 Recycling 7100833_202010 WOLF GmbH | 55...
- Page 56 WOLF GmbH / Postfach 1380 / D-84048 Mainburg Tel. +49.0.87 51 74- 0 / Fax +49.0.87 51 74- 16 00 / www.WOLF.eu...