Cleaning And Maintenance; Troubleshooting - BOMANN EBK 7940 Instruction Manual

Cleaning and maintenance

WARNING:
• Always switch off the appliance completely before
cleaning and maintenance work and disconnect it
from the power supply if necessary.
• Allow the unit to cool down before cleaning.
• Do not use steam cleaners for cleaning the appli-
ance; moisture could enter electrical components.
Risk of electric shock! Hot steam could damage
the plastic parts.
• Never use flammable substances, such as thin-
ner, kerosene, gasoline or acids for cleaning.
• The unit must be dry before restarting operation.
CAUTION:
• Do not use a wire brush or other sharp, abrasive
items.
• Do not use harsh abrasive cleaners or sharp
metal objects for cleaning the glass surface. The
surfaces can be scratched or destroyed.
• Always consider the application and safety notes
of the detergent.
Cleaning the hob
• Remove food residues while the hob is still warm
with a damp cloth or paper towel.
• Wash the hob with a soft sponge and a little water
and dry thoroughly with a soft cloth.
Cleaning agent for glass ceramic surfaces
For burnt-on residues, help yourself to products from
the specialist departments of stores.
Staining Cleaning method
Dirt has ac-
Use warm water
cumulated
and a sponge to
rub dry.
Staining
Pools and
lime depo-
sits
Sugar,
melted alu-
minum, or
plastic
Before you contact an authorized specialist
In the event of some malfunctions, the hob automati-
cally goes into protection mode and the corresponding
error code is displayed.
Problem / possible cause / action
Appliance does not work
Check the power supply / main fuse.
Control panel does not react or only very difficult
- Child safety lock is activated.
- Clean and dry the operating surface.
Cracking noises during operation
May be caused by the cookware construction (lay-
ers of different metals).
Ventilation noise after switching off
No failure, the fan continues to run for some time
for overheating protection.
Error code E1
Display board is not receiving
Cleaning tools
the signal from the power sup-
Special clean-
ply board.
ing sponge for
Error code E2
glass ceramic
Power supply board is not re-
ceiving the signal from the dis-
play board.
Error code E3
Relay failure
27
Cleaning method Cleaning tools
Apply warm vine- Special clean-
gar and wipe off ing agent for
with a dry cloth or glass ceramic
use special clean-
ing agent.
Remove by using special clean-
a glass ceramic ing agent and
scraper. scraper for
glass ceramic

Troubleshooting

Disconnect the
power supply
briefly. If the fault
occurs again, con-
tact a specialist!