Kernau KBOS 641 B G User Manual page 67

Problem
Oven does not operate.
Oven stops during
cooking.
Turns off during cooking.
Outer surface of the oven
gets very
hot during operation.
Oven door is not opening
properly.
Internal light is dim or
does not operate.
Electric shock when
touching the oven.
Water dripping.
Steam coming out from a
crack on oven door.
Water remaining inside
the oven.
The cooling fan continues
to operate after cooking is
finished.
Oven does not heat.
Smoke coming out during
operation.
Possible Cause
Power supply not available.
Plug comes out from the wall
socket.
Too long continuous operation.
Cooling fan not operating.
Oven not installed in a location
with good ventilation.
More than one plugs in a wall
socket.
Oven not installed in a location
with good ventilation.
Food residues jammed between
the door and internal cavity.
Foreign object covering the lamp
during cooking.
Lamp might be failed.
No proper grounding.
Ungrounded wall socket is used.
Water or steam may generate
under certain conditions
depending on the food being
cooked. This is not a fault
of the appliance.
The fan operates for a certain
period for ventilation of internal
cavity of the oven.
Oven door is open.
Oven controls not correctly
adjusted.
Fuse tripped or circuit breaker
turned off.
When operating the oven for the
first time
Food on heater.
Check for power supply.
Re-install the plug into wall socket.
Let the oven cool down after long
Listen the sound from the cooling
Make sure clearances specified in
operating instructions are maintained.
Use only one plug for each wall
Make sure clearances specified in
operating instructions are maintained.
Clean the oven well and try to
Clean internal surface of the oven
Replace with a lamp with same
Make sure power supply is grounded
Let the oven cool down and than
wipe dry with a cloth.
This is not a fault of the appliance;
therefore you don't have to worry.
Close the door and restart.
Read the section regarding operation
of the oven and reset the oven.
Replace the fuse or reset the circuit
breaker. If this is repeating frequently,
Smoke comes out from the heaters.
This is not a fault. After 2-3 cycles,
there will be no more smoke.
Let the oven to cool down and
clean food residues from the
ground of the oven and surface of
67
What to Do
cooking cycles.
fan.
socket.
re-open the door.
and check again.
specifications.
properly.
call an electrician.
upper heater.