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 Trouble shooting  

en

9

3

Trouble shooting

Trouble s

hooting

Malfunctions often have simple explanations. Please 

read the following notes before calling the after-sales 

service.

:

Warning

Risk of electric shock!

Incorrect repairs are dangerous. Repairs may only be 

carried out and damaged power cables replaced by 

one of our trained after-sales technicians. If the 

appliance is defective, unplug the appliance from the 

mains or switch off the circuit breaker in the fuse box. 

Contact the after-sales service.

Malfunction table

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Replacing bulbs

These instructions apply to several appliance variants. It 

is possible that individual features are described which 

do not apply to your appliance.

:

Warning

Risk of electric shock!

When changing the bulbs, the bulb socket contacts are 

live. Before changing the bulb, unplug the appliance 

from the mains or switch off the circuit breaker in the 

fuse box.

Important 

Only use a bulb of the same type and same 

power (see the bulb holder or rating plate inside the 

appliance) – to do this, remove the metal mesh grease 

filter.

Replacing halogen bulbs

Note: 

When inserting halogen bulbs, do not touch the 

glass tube. Use a clean cloth to insert the halogen 

bulbs.

1.

Carefully remove the bulb ring using a suitable tool.

2.

Pull out the bulb and replace it with a bulb of the 

same type.

3.

Insert the bulb cover.

4.

Insert the mains plug or switch on the fuse again.

LED lights

Defective LED lights may be replaced by the 

manufacturer, their customer service or a qualified 

technician (electrician) only.

:

Warning

Risk of injury!

The light emitted by LED lights is very dazzling, and can 

damage the eyes (risk group 1). Do not look directly 

into the switched on LED lights for longer than 100 

seconds.

Problem

Possible cause Solution

The appliance 

does not work

The plug is not 

plugged in.

Connect the appliance to the 

electricity supply

Power cut

Check whether other kitchen 

appliances are working

Faulty fuse

Check in the fuse box to make 

sure that the fuse for the 

appliance is OK

The appliance 

does not work

The plug is not 

plugged in.

Connect the appliance to the 

electricity supply

Power cut

Check whether other kitchen 

appliances are working

Faulty fuse

Check in the fuse box to make 

sure that the fuse for the 

appliance is OK

The lighting does 

not work.

The bulbs are 

faulty.

For information on changing 

the bulbs, see the "Replacing 

Bulbs" section.

Summary of Contents for D79MT86N1B

Page 1: ... en Instructions for installation and use Extractor hood ...

Page 2: ...g operation The manufacturer is not liable for damage which is caused by improper use or incorrect operation This appliance may be used by children over the age of 8 years old and by persons with reduced physical sensory or mental capabilities or by persons with a lack of experience or knowledge if they are supervised or are instructed by a person responsible for their safety how to use the applia...

Page 3: ...te the appliance without the grease filter Risk of fire Grease deposits in the grease filter may catch fire Never work with naked flames close to the appliance e g flambéing Do not install the appliance near a heat producing appliance for solid fuel e g wood or coal unless a closed non removable cover is available There must be no flying sparks Risk of fire Hot oil and fat can ignite very quickly ...

Page 4: ...slightly 1 slope 7Environmental protection Environmentalprotection Environmentally friendly disposal Dispose of packaging in an environmentally friendly manner ÇOperating modes Operatingmodes Exhaust air mode Note The exhaust air must not be conveyed into a functioning smoke or exhaust gas flue or into a shaft which is used to ventilate installation rooms which contain heat producing appliances Be...

Page 5: ...y five minutes per hour Touch the 3 symbol if you want to end the AirFresh function Noise reduction function The noise reduction function reduces the fan noise Switching on Touch the 4 symbol This function is possible at all fan settings except fan setting This function also remains active after the fan is switched off Switching off Touch the 4 symbol Lighting The lighting can be switched on and o...

Page 6: ...to switch back to the intensive setting After approximately six minutes the electronics automatically reduce the fan to a lower setting If you want to end the intensive setting before the preset time expires touch the symbol Automatic mode Switching on Touch the symbol The fan starts at setting ƒ Touch the symbol The optimum fan setting ƒ or is automatically set via a sensor Switching off Touch th...

Page 7: ...and switched on Touch and hold the and symbols at the same time until the indicator lights up for the circulating air mode Starter Set Repeatedly pressing and holding this button combination causes the indicator to light up for the CleanAir circulating air module Repeatedly pressing and holding this button combination switches the electronic control back over to ducted operation indicator Audible ...

Page 8: ...s place the other hand under the metal grease filter 2 Take the metal grease filter out of the holder For edge extraction filters pull the metal grease filter downwards While doing this place the other hand under the metal grease filter For additional filters open the lock and fold down the metal grease filter While doing this place the other hand under the metal grease filter Notes Grease can acc...

Page 9: ...hen inserting halogen bulbs do not touch the glass tube Use a clean cloth to insert the halogen bulbs 1 Carefully remove the bulb ring using a suitable tool 2 Pull out the bulb and replace it with a bulb of the same type 3 Insert the bulb cover 4 Insert the mains plug or switch on the fuse again LED lights Defective LED lights may be replaced by the manufacturer their customer service or a qualifi...

Page 10: ...air is carried out by trained service technicians who carry original spare parts for your appliances Accessories for circulating air mode not included in the delivery Notes Follow the installation instructions supplied with the accessories For appliances with an additional internal filter only the CleanAir recirculation module can be used Basic equipment Starter set for circulating air mode narrow...

Page 11: ... extractor hood must correspond at least with the width of the hob For the installation observe the currently valid building regulations and the regulations of the local electricity and gas suppliers When conveying the exhaust air official and legal regulations e g state building regulations must be followed Warning Risk of death Risk of poisoning from flue gases that are drawn back in The exhaust...

Page 12: ...ney flue the electricity supply to the hood must be equipped with a suitable safety switch Warning Risk of fire Grease deposits in the grease filter may catch fire The specified safety distances must be observed in order to prevent an accumulation of heat Observe the specifications for your cooking appliance If gas and electric hobs are operated together the largest specified distance applies Only...

Page 13: ...150 mm ca 177 cm2 dia 120 mm ca 113 cm2 Flat ducts should not have any sharp deflections Use sealing strips for deviating pipe diameters Checking the wall The wall must be level vertical and adequately load bearing The depth of the bore holes must be the same length as the screws The wall plugs must have a secure grip The enclosed screws and wall plugs are suitable for solid brickwork Suitable fas...

Page 14: ... extractor hood 2 Mark positions for the screws and the contour of the attachment area 3 Drill five 8 mm diameter holes to a depth of 80 mm for the attachments and press in the wall plugs flush with the wall Installation 1 Screw on the fixing bracket for the flue duct 2 Screw on brackets for the extractor hood hand tight Do not firmly tighten the screws 3 Screw in the threaded bolt leaving it prot...

Page 15: ...connector and seal Exhaust air pipe Ø 120 mm 1 Attach the reducing connector directly to the air pipe connector 2 Attach the exhaust air pipe to the reducing connector 3 Seal both joints appropriately Attaching the flue duct Warning Risk of injury From sharp edges during installation Always wear protective gloves while installing the appliance 1 Separate the flue ducts To do this remove the adhesi...

Page 16: ...www neff international com 9001018236 9001018236 941201 Constructa Neff Vertriebs GmbH Carl Wery Straße 34 D 81739 München Register your product online ...

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