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Operating and Installation Instructions 

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Cooker Hoods 

DIF   976-1            DIF   976 EX 

DIF   970-1            DIF   970 EX 

Q

Summary of Contents for Imperial DIF 970 EX

Page 1: ...Operating and Installation Instructions Cooker Hoods DIF 976 1 DIF 976 EX DIF 970 1 DIF 970 EX Q ...

Page 2: ... Switching the lighting on or off 11 Filter operating hours counter 12 Reading the filter operating hours counter 12 Altering the filter operating hours counter 13 Cleaning and care Housing 14 Grease filters 14 Changing a halogen light bulb 16 After sales service 17 Appliance dimensions 18 Installation 19 Electrical connection 23 Installation extraction 24 Connection for extraction 24 External fan...

Page 3: ... children Danger of suffocation Rather than just throwing these ma terials away please ensure they are of fered for recycling Disposal of your old appliance Old appliances contain materials which can be reclaimed or recycled Please contact your dealer your waste collec tion centre or scrap merchant about potential recycling schemes Ensure that the appliance presents no danger to children while bei...

Page 4: ...Guide to the appliance Guide to the appliance 4 ...

Page 5: ...ed to show how long the grease filter has been in use see section on Operation Filter operating hours counter together with the run on option touch control to alter the number of hours counted by the filter operating hours counter see section Operation Al tering the filter operating hours counter k No function allocated to this touch control l Lighting touch control This control is used to switch ...

Page 6: ...ff No exchange of room air and outside air can take place When the cooker hood is switched on the non return flap opens for the cooking smells to be blown directly outside with an external fan The EX models are designed to be con nected to an external fan located out side the room The external fan is connected to the cooker hood by a control cable and is operated by the control panel on the cooker...

Page 7: ...pliance could be damaged If in doubt consult a quali fied electrician The electrical safety of this ap pliance can only be guaranteed when continuity is complete between the appliance and an effective earthing system which complies with local and national regulations It is most import ant that this basic safety requirement is tested by a qualified electrician The manufacturer cannot be held re spo...

Page 8: ...its smooth oper ation Clean or change the filter regularly An over greasy filter is a fire ha zard Under no circumstances use a steam cleaner to clean this ap pliance Pressurised steam could reach the electrical components and cause a short circuit Installation The distance between the top of the cooker hob and the bottom of the cooker hood must measure at least 55 cm above electric cookers hobs 6...

Page 9: ...ust be taken into ac count If in any doubt the advice of a compe tent builder or for gas a Corgi instal ler must be sought In countries where there are areas which may be subject to infesta tion by cockroaches or other vermin pay particular attention to keeping the appliance and its surroundings in a clean condition at all times Any dam age which might be caused by cock roaches or other vermin wil...

Page 10: ...od with a strong aroma the highest level marked IS Intensive Setting is recommended Use the power level touch control to select the power level required Touch control higher setting Touch control lower setting The indicator lamps show which power level has been chosen Run on option If the air still needs to be cleared after cooking the cooker hood can be set to continue running The fan motor will ...

Page 11: ...se the On Off touch control to switch the fan off Switching the lighting on or off The lighting for illuminating the hob can be switched on or off independently of the fan Press the lighting touch control Operation 11 ...

Page 12: ...must be re set To do this press the grease filter touch control and hold for about 4 seconds The indicator lamp will go out Reading the filter operating hours counter To check the percentage of the time set already used Use the On Off touch control to switch the fan on Press the grease filter touch control One or several of the indicator lamps above the power level touch control will flash The num...

Page 13: ...ters and make cleaning more difficult Use the On Off touch control to switch the fan off Press the run on option touch control and the grease filter touch control at the same time The indicator lamp for the grease filter touch control and one of the lamps above the power level touch control will flash The power level touch control lamps show the time which has been set 1st lamp from left 20 hours ...

Page 14: ... damage the surface of the cooker hood Grease filters Re usable metal grease filters are fitted which remove solid particles oil dust etc from the kitchen vapours prevent ing soiling of the cooker hood The grease filters should be cleaned regularly to avoid a build up of fat ap prox 3 4 weeks on average but sooner if necessary Always clean the filters immediately if the lamp for the grease filter ...

Page 15: ...y After cleaning leave the filters to dry on an absorbent surface before put ting them back in place When removing the filters for clean ing also clean off any residues of oil or fat from the now accessible hous ing to prevent the risk of these catch ing fire After putting the grease filters back in place press the grease filter touch control for approx 4 seconds to re set the operating hours coun...

Page 16: ...after being switched off You must not touch the surface of a halogen lamp when changing it as this will damage it Please follow the manufacturer s instructions To change the halogen lamp first remove the outer ring b Then detach the circlip c taking care that the cover d does not fall out The halogen lamp e is fitted to a push in connection socket To re place pull out the old lamp and fit a new on...

Page 17: ...ept see address on back page When contacting the Service depart ment please quote the Model and Ser ial number of your appliance both of which are given on the data plate which is visible on removing the grease filter Please note that telephone calls may be monitored and recorded to improve our service After sales service 17 ...

Page 18: ...fixing to the ceiling with ø 8 mm screws c Alternative positions for feeding through the mains supply cable d Cut out for feeding connection cable through to an external fan min 65 x 30 mm e Ventilation stub ø 150 mm Appliance dimensions 18 ...

Page 19: ...lel to it at a distance of 200 mm to use as a guide Make a hole in the ceiling directly above the centre point of the hob ø 190 mm for the ventilation ducting Position the ceiling plate and align with the guide line Mark the position of the 4 holes b for fixing the ceiling plate in position and then mark the position for the mains cable c If the cooker hood is to be con nected to an external fan t...

Page 20: ...g plug through Then feed the connecting cable to the external fan If required the extension cable sup plied with the external fan should be used Drill four ø 10 mm holes in the ceil ing and plug with S10 plugs The fixings supplied are for use in concrete ceilings For other types of ceiling alternative suitable fixings will be required Attach the ventilation ducting to the exhaust stub on the ceili...

Page 21: ... Secure the ceiling plate to the ceiling using four 8 x 60 mm screws and washers For appliances connected to an exter nal fan model designation EXT Connect the cooker hood to the ex ternal fan with the six pole plug con nectors Then feed the connection cable together with plug connectors through the cut out into the ceiling space Installation 21 ...

Page 22: ...te to the ceiling plate Important the star washers must be fitted in between the nuts and the washers to ensure the electrical safety of the earthing system Before connecting to the mains elec tricity supply read the Warning and Safety Instructions as well as the Electrical connection pages in this booklet Connect the mains connection cable to the terminal strip in the cooker hood chimney Push the...

Page 23: ...ould be made by a double pole fused spur connection unit and the On Off switch should be easily accessible after the appliance has been built in When switched off there must be an all pole contact gap of 3 mm in the switch including switch fuses and relays ac cording to EN 60 335 For extra safety it is advisable to install a residual current device RCD with a trip current of 30 mA in accordance wi...

Page 24: ... or flat ducting were to be used the noise level of the cooker hood would increase and extraction would be less effi cient Only reduce the diameter of the duct ing if absolutely necessary e g where narrower ducting has already been installed Only use wide radius bends Tight bends reduce the air throughput of the cooker hood Only use smooth pipes or flexible hoses made from non flammable ma terials...

Page 25: ... to be addressed The exhaust ducting will need to be suitably insulated Condensate trap In addition to insulating the exhaust ducting we recommend that a suitable condensate trap is also installed to col lect and evaporate any condensate which may occur When installing a condensate trap en sure that it is located vertically and if possible directly above the exhaust connection Installation extract...

Page 26: ...lat roof on pitched roof on in outside wall free choice X X X X X X Air through put unducted in practice pipe con nection 850 m3 h 730 m3 h Ø 150 mm 950 m3 h 780 m3 h Ø 150 mm 125 mm 950 m3 h 780 m3 h Ø 150 mm 125 mm 850 m3 h 730 m3 h Ø 150 mm 900 m3 h 720 m3 h Ø 150 mm 125 mm 850 m3 h 730 m3 h Ø 150 mm Nominal voltage AC 220 230 V 50 Hz Motor output 330 W 170 W 170 W 330 W 315 W 330 W Measured in...

Page 27: ...structions for the wall fan Remove the four fixing screws and take off the housing lid Mark where the holes for the screws are to be drilled Then drill the holes and insert plugs Screw the housing together Position the interior telescopic part and insert foam into the intervening space Secure the stainless steel lid to the housing Fit the extraction flexible hose and connect the control cable conn...

Page 28: ... W Voltage 230 V Frequency 50 Hz Fuse rating UK 13 A Fan power Extraction system ø150 mm Extraction power according to EN 61591 Levels 1 3 230 520 m3 h IS intensive level 720 m3 h Unrestricted 750 m3 h For EX models the rated load and ex traction power will depend on the type of external fan fitted Technical data 28 ...

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Page 32: ...M No 08 255 700 00 1299 Alteration rights reserved ...

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