Sammic BO-443, User Manual

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8
EN
2.4 - Diagnosis of certain faults
Type of fault Possible causes
The heating of the
cooking chamber
does not start. • Incorrect temperatu-
re setting.
• Intervention, if pre-
sent, of the safety ther-
mostat (F1)
• Control thermostat is
faulty.
• Resistor meter (if pre-
sent) is faulty.
• Wires of cable to the
resistors are discon-
nected.
• Door is not properly
closed.
The thermostatic
control of tempera-
ture is not correct. • Control thermostat is
faulty.
• Bulb of the thermo-
stat is faulty or off
socket.
The ventilation fan
motor does not
work. • Cable wires are di-
sconnected.
• Capacitor is faulty.
• Foreign body
blocking the fan.
• Door is not properly
closed.
The humidifi cation
function is incor-
rect (insuffi
cient or
excessive).
• The water supply
from the water grid is
not correct.
• The solenoid valve is
faulty.
• The pressure reducer
is obstructed.
2.5 Substitution of certain compo-
nents
CAUTION!
The substitution and regulation of compo-
nents are operations of extraordinary main-
tenance and therefore they must be perfor-
med by an authorized technician.
Before starting any repair or maintenance
action the general switch must be discon-
nected in order to cut off the power supply
to the oven.
Close the water supply faucets.
Removal of door
The hinges ( A ) are equipped with two mobile
staples ( B ) that clasped to the sections of the
hinges ( C ), when the door is completely open,
block them.
The door is lifted towards the outside carrying
out then the two movements described (
Fig. 6 );
in order to perform these actions hold the sides
of the door close to the hinges.
To reassemble the door, insert the hinges in
their specially devised slots.
Before closing the door remember to remove
the two mobile staples (
B ) that were used to cla-
sp the 2 hinges.
Oven lamp
Unscrew the protection cap ( A - Fig. 7 ) protru-
ding inside the oven and then reach the light
bulb. After having replaced the light bulb, re-as-
semble the protection cap (
A ).
Heating element
The resistor is removed by unscrewing, from
inside the chamber, the screws that block it;
the electrical connections are accessible from
behind once the back panel is removed.
Oven fan
Once the back panel of the oven is removed,
from inside the oven, remove the pan support
and the fan protection. Unscrew the central nut,
if needed also unscrew the lateral screws fi xing
it on the crank shaft, which sets the fan loose.
Pull the fan out and unscrew the screws of the
motor fl ange.
Gasket
Manually extract the gasket from its position
and replace it with the new one without using
tools.
3 - INSTRUCTIONS FOR USE
3.1 Preliminary remarks
• The machine is intended for professional use
and must be used by trained personnel.
• The oven must be used exclusively to cook
food; any other use is to be considered impro-
per.
It is strictly forbidden to wash the cooking
chamber or the door glasses with jets of
cold water when their temperature is still
above 70 °C.
• The installation and all the extraordinary main-
tenance operations must be performed only by
authorized personnel possessing the necessary
professional qualifi cations.
It is advisable to have the oven checked on pre-
cise due dates.
For repairs only contact the authorized Service
Centers and ask for use of original spare parts.
• In case of fault or malfunction, disconnect
the general power supply switch and close the
water supply faucets placed upstream the ma-
chine.
Contact the authorized Service Centers for re-
pair.
The end user is bound to the sole ordinary main-
tenance of the oven, i.e. the control of the gene-
ral effi
ciency of the oven and its daily cleaning.
Failure to observe these obligations causes
disavowal of all liability of the producer.
• Read carefully this guide because it contains
important information and indications related
to the installation, use and maintenance safety.
Keep it in a safe place for further reference.
• Before starting the oven you must thoroughly
clean the surfaces that may come into contact
with food.
• The parts marked with the following symbol
reach high temperatures.
Be cautious and possibly use protection gloves.
3.2 Control panel and instructions in
brief
M1 Cooking timer control knob
M2 Thermostat knob
M3 Steam button (humidifi cation)
Turning the oven on and off
After having supplied power from the grid swi-
tch, the oven is turned on by rotating the knob
(
M2 ) which turns on the light in the cooking ca-
binet and the control light.
Opening the door while the oven is working is
equivalent to the control knob; however, when
the door is closed again the oven restarts auto-
matically.
Adjusting the cooking temperature
The ( M2 ) knob allows you to set the desired co-
oking temperature.
Adjusting the cooking time
The ( M1 ) knob allows you to set the necessary
time for your cooking.
The rotation of the knob starts the cooking
cycle and activates the rotation of the fan.
Anticlockwise rotation ( ) allows continuous
operation.
Clockwise rotation allows you to set the desired
Fig. 5
F1
A
B
C
Fig. 6
A
Fig. 7
Fig. 8
M3 M1 M2
Fig. 9