Fri-Jado GO Combi User manual

Service manual
Revision 11/2022, SW: 0.4.3
Service manual
EN (Original Instruction) 9129351 / 2211
WARNING
Read the instructions before using the machine.
!
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Table of contents
General information 7
Target group ...............................................................................................................................7
Technical changes...............................................................................................................7
More documentation .........................................................................................................7
Permissions...................................................................................................................................7
Screen dumps...........................................................................................................................7
Symbols used in this document..............................................................................8
Safety information 9
General safety instructions..........................................................................................9
Safety instructions before use.................................................................................10
Safety instructions during use...................................................................................11
Safety instructions during maintenance and service ......................11
Safety instructions for gas ovens...........................................................................11
Setting the oven 12
Accessing the settings menu .................................................................................. 12
Using the test functions ................................................................................................. 12
Testing the oven.........................................................................................................................13
Testing the fan function......................................................................................................14
Testing the CareCycle functions.............................................................................. 15
Testing the alarm functions........................................................................................... 16
Testing the touch display function..........................................................................17
Testing the “Other test” function............................................................................... 18
Testing the PassTrough function.............................................................................. 19
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Displaying the test overlay function...................................................................... 19
Setting the oven setup.......................................................................................................20
Adjusting the temperatures...........................................................................................21
Changing the temperature offsets.......................................................................22
Changing the recipes cooking settings...........................................................23
Enabling the “Demo mode” function...................................................................23
Resetting the fault log.........................................................................................................24
Updating software 25
Updating software..............................................................................................................25
Verifying the USB stick.........................................................................................................25
Downloading the software ............................................................................................25
Updating software with USB stick ..........................................................................26
Opening the service accesses 27
Opening the front panel...............................................................................................27
Dismounting the side panel .....................................................................................28
Closening the front panel...........................................................................................28
Mounting the side panel..............................................................................................29
Replacing parts 30
Resetting the thermo switch for the oven cavity................................30
Replacing the IO board.................................................................................................. 31
Replacing the controller................................................................................................ 31
Replacing the front panel...........................................................................................32
Replacing the door sensor.........................................................................................33
Replacing the LED xture..............................................................................................33
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Technical data 35
Water layout.............................................................................................................................35
IO board LEDs...........................................................................................................................37
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General information
Target group
This document is aimed at service technicians who have been trained in installing
and servicing the oven. The oven must only be installed and serviced by qualied
service technicians.
Technical changes
This document is subject to changes without notice.
More documentation
You nd more documentation about the oven at our website. For more information,
see the back page.
Permissions
Log in as “Technician” to have the necessary rights to be able to change the oven
setup, use the test functions, update software, etc. See section “Accessing the settings
menu”.
Screen dumps
The screen dumps in this manual are based on a 10-1/1 GN oven with core probe.
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Symbols used in this document
DANGER
Dangerous situation which will, if not avoided, result in death or
serious personal injury.
WARNING
Dangerous situation which may, if not avoided, result in death or
serious personal injury.
CAUTION
Dangerous situation which will, if not avoided, result in minor or
moderate personal injury.
SIGNAL WORD
Description of the hazard
• Action to avoid the hazard.
IMPORTANT! If these instructions are not observed, it may result in malfunction
or damage to the oven.
Tips and advice that makes the work easier.
A red or grey circle with a diagonal bar indicates that an action
must not be taken or must be stopped.
A blue or grey circle with a white graphical symbol indicates that
an action must be taken.
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Safety information
Read this document before using, installing or servicing the
product. Installation and operation must comply with local
regulations and accepted codes of good practice.
All maintenance and repair must be carried out by qualied
installation and service technicians only. Installation and/or service
by others than qualied technicians may result in injury to the
operator and/or damage to the oven.
General safety instructions
The oven must not be supplied through an external switching
device, such as a timer, or connected to a circuit that is regularly
switched on and off by the utility to avoid a hazard due to
inadvertent resetting of the thermal cut-out.
DANGER
Risk of re or explosion
• Do not store ammable liquids or gases close to the oven.
DANGER
Risk of injury
• Follow the instructions in this manual carefully.
• Make sure this manual is freely available to everyone working
with the oven and for later reference.
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Safety instructions before use
DANGER
Risk of electric shock
• Install an approved plug or safety switch close to the oven to
ensure that the oven can be disconnected during installation
and repair.
• The safety switch must be compliant with applicable national
and local requirements.
• In case of Stackit arrangements, install a safety switch on each
oven.
DANGER
Risk of squeezing
• Always install a roll-in oven on a level at oor.
• Always use the parking brake on roll-in trolleys.
DANGER
Risk of electric shock
• Pay attention to the colour coding of the wiring.; yellow/green is
the earth connection and blue is neutral.
DANGER
Risk of electric shock
• Provide the oven with additional electrical protection in
accordance with applicable rules and regulations.
• Use a type F or type B RCD 30 mA.
WARNING
Risk of drawing-in or trapping
• Always make sure no humans or animals are unintendly
in the cavity before starting the oven.
DANGER
Risk of squeezing
• Never lift the oven from the left-hand side.
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Safety instructions during use
CAUTION
Risk of crushing
• Always close the door with one hand on the handle to avoid
crushing you ngers.
Safety instructions during maintenance and service
DANGER
Risk of electric shock
• Disconnect the oven from the power source during service and
when replacing spare parts.
• Make sure that the service technician can see that the power
plug is disconnected at all times during maintenance and
repair.
DANGER
Risk of electric shock
• After maintenance and service, perform an electrical
inspection in compliance with local and national rules and
regulations.
WARNING
Risk of cutting or severing
• Be very careful, if you need to remove the bafe plate in front of
the fan wheel during service or maintenance.
CAUTION
Risk of slipping
• Be careful when you remove the used HydroShield water lter
as it is heavy and lled with water.
CAUTION
Risk of burn injury
• Cool down the oven before servicing or maintaining the oven.
• Use personal protective gloves if you perform maintenance or
repair in a hot cavity.
DANGER
Suffocation and/or explosion due to gas leak
If you smell gas, do the following:
• Immediately extinguish any ames.
• Immediately open all doors and windows.
• Do not press any electrical switches.
• Close all gas supply taps.
• Check that all gas installations are closed.
• Only switch the light on if there is no smell of gas.
DANGER
Suffocation and/or explosion due to gas leak
• The installation of the gas supply tubing must comply with
local and national rules and regulations.
• The installation of gas supply tubing must be periodically
examined and replaced, if necessary.
DANGER
Suffocation and/or explosion due to gas leak
• Make sure the ventilation is running when you adjust the oven.
• Monitor the CO2values carefully.
• The CO2 values must not exceed 400 ppm for any length of
time.
DANGER
Suffocation and/or explosion due to gas leak
• After maintenance and service on gas components such as
gas valves or gas fans or switching to different types of gas,
perform a detailed ue gas analysis.
• Use appropriate CO2and O2monitoring equipment.
• The ue gas analysis must be carried out by an authorised
technician.
DANGER
Suffocation and/or explosion due to gas leak
• Secure the gas hose protection strap as close as possible to
the exible connector.
• Make sure the gas hose protection strap is short enough to
prevent strain on the contractor.
• Make sure it is easy to install and connect the connector when
the gas hose protection strap is fully extended.
• If the gas hose protection strap is removed for any reason, ret
it when the oven is back in place.
• The maximum length of the gas hose protection strap is 1.5 m.
DANGER
Suffocation and/or explosion due to gas leak
• Install the gas oven under an extraction hood that is
switched on when the oven is working.
• Do not block the exhaust pipes or the area around the oven.
DANGER
Suffocation and/or explosion due to gas leak
• Before activating the combustion, start with a gas leak check
of the hoses and components in the gas burner system.
• Use a detection tool or spray leak nder, which is approved
by local rules and regulations.
CAUTION
Risk of burn injury
• Use personal protective gloves if you perform maintenance or
repair in a hot cavity.
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Setting the oven
Accessing the settings menu
1. Touch “Settings” in the home screen menu.
2. Touch the locked icon.
3. Touch the key icon.
4. Enter the code for the access rights needed.
User role Permissions Code
“User” Access to the user menu. -
“Superuser” Access to the user and
superuser menu.
876412
“Technician” Access to the user, superuser
and technician menu.
576021
Table 1
Log in as “Technician” to have the necessary rights to be able to change
the oven setup, use the test functions, update software, etc. When you have
nished using the “Technician” permissions, restart the oven to reset the access
level to “Superuser”.
Using the test functions
The test functions are useful for faultnding. You can test the below-
mentioned functions.
• Oven
• Fan
• Steam
• CareCycle
• Alarm
• Touch
• Other
• PassThrough
• Test overlay
Remember to activate the main contactor to be able to test the
functions.
1
1
2
3
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Testing the oven
1. Touch “Settings” in the home screen menu.
2. Touch “Oven setup”.
3. Touch “Test functions”.
4. Touch “Oven test”.
5. Touch “Main contactor”.
6. Touch the buttons with the name of the function you want to test.
Value Description
“Door 1” Displays whether the door is open or closed.
If you are testing a PassThrough oven, there
will be both a “Door 1” and “Door 2”.
“Oven temperature” Displays the current temperature in the oven.
“Exhaust” Displays whether the exhaust is open or
closed.
Table 2
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Testing the fan function
1. Touch “Settings” in the home screen menu.
2. Touch “Oven setup”.
3. Touch “Test functions”.
4. Touch “Fan test”.
5. Touch “Main contactor”.
6. Touch the buttons with the name of the function you want to test.
Value Description
“RPM 1” Displays the rpm of the upper fan.
“RPM2” Displays the rpm of the lower fan.
“Error” Displays if there is an error on the upper or
lower fan.
Table 3
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Testing the CareCycle functions
1. Touch “Settings” in the home screen menu.
2. Touch “Oven setup”.
3. Touch “Test functions”.
4. Touch “Water test”.
5. Touch “Main contactor”.
6. Touch the buttons with the name of the function you want to test.
Value Description
“Conductivity” The conductivity of the water used for
washing.
“Oven temperature” The current oven temperature.
Table 4
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6
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Testing the alarm functions
1. Touch “Settings” in the home screen menu.
2. Touch “Oven setup”.
3. Touch “Test functions”.
4. Touch “Alarm test”.
5. Touch “Main contactor”.
6. Touch the buttons with the name of the function you want to test.
Value Description
“IO board” Displays whether the alarm is on or off. If it is
off, check the bus.
“Oven” Displays whether the alarm is on or off. If it is
off, check the thermo switch in the oven.
“FanI” Displays whether the alarm is on or off. If it is
off, check the thermo switch on the fan motor.
“FanII” Displays whether the alarm is on or off. If it is
off, check the thermo switch on the fan motor.
Table 5
5
5
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Testing the touch display function
1. Touch “Settings” in the home screen menu.
2. Touch “Oven setup”.
3. Touch “Test functions”.
4. Touch “Touch test”.
5. Press a nger to the screen and drag it in any direction.
If there are any dead spots in the touch display,
you will see a delay or markings that are not
related to the markings made by your nger.
6. To leave the touch test, press the numbers in the corners in numerical
order.
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Testing the “Other test” function
1. Touch “Settings” in the home screen menu.
2. Touch “Oven setup”.
3. Touch “Test functions”.
4. Touch “Other test”.
Value Description
“Core temperatures” Display the temperature of each of the three
core probe sensors.
“IO temp.” Displays the temperature of the IO board. The
temperature increases if the cooling fan is
broken, or the lter is blocked.
“CPU temp.” Displays the temperature of the controller. The
temperature increases if the cooling fan is
broken, or the lter is blocked.
“Humidity” Displays the humidity in the oven.
“Pressure” Displays the pressure which is used to
calculate the humidity.
“Oxygen” Displays the oxygen level in the oven in
relation to the humidity.
“Oxygen asymmetry” A value that indicates if the oxygen sensor is
degrading and needs to be changed.
“Oxygen sensor state” A value from 0-3 that indicates the state of
the oxygen sensor. The sensor can be 0 = off, 1
= on, 2 = pump of and 3 = off.
“Oxygen sensitivity” Value that can be read after calibration.
Table 6
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Testing the PassTrough function
1. Touch “Settings” in the home screen menu.
2. Touch “Oven setup”.
3. Touch “Test functions”.
4. Touch “PassThrough test”.
Value Description
“Displayed time” Shows the time that is displayed on the
PassThrough display.
“Restart button” Displays if the button on the PassThrough
display has been pushed.
“IO temp.” Displays the temperature on the PassThrough
IO board.
“Door status” Displays if the door is open or closed.
“Touch sensitivity” Displays the sensitivity of the PassThrough
button.
Table 7
Displaying the test overlay function
The test overlay function gives you an overview of the current values of the
oven.
You can also view the test overlay function from the “Manual” menu.
1. Log in as “Technician” with the code 576021.
2. Touch “Manual” in the home screen menu.
3. Touch “+” to view the test overlay function.
4. Touch “+” again to remove the view.
3
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Setting the oven setup
1. Touch “Settings” in the home screen menu.
2. Touch “Oven setup”.
3. Touch “Basics”.
Value Description
“Enter serial number” Enter the serial number of the oven, which you
nd on the rating plate on the oven.
“OEM” Select between the different private label
customers.
“Oven type” Select between the different oven types.
“Device size” Select between the different oven sizes.
“Middle East” If the value is set to “ON”, you only have access
to recipes without pork.
“Fan speed alarm” If the value is set to “OFF”, you do not receive
any alarms if the fan is faulty.
“Core temp.” Set the value to “ON” if you use a core probe.
Table 8
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