HOUNÖ CPE User manual

HOUNÖ
SERVICE MANUAL - US
CPE & KPE Visual Cooking Models (Gas & Electric)
Software Version 1_3_4 07/2016
CAUTION: Read these instructions before servicing the oven

2 SERVICE MANUAL
INTRODUCTION 5
LOCATING THE SERIAL NUMBER OF
THE OVEN 6
USING THE SMARTTOUCH DISPLAY 7
Basic Operations 7
SETTINGS MENU 8
CHANGING SETTINGS ON THE USER
MENU 9
Setting the Oven Light 9
Setting the Screen Saver 9
Setting the Language 9
Setting the Setup Clock 10
Viewing the Software Version 10
CHANGING SETTINGS ON THE
SUPERUSER DISPLAY 11
Setting Alarm Sounds 11
Changing Settings 13
Adjustments 15
Calibrating ClimaOptima Auto Humidity 17
Calibrating the Oven Door Sensor 18
Logs and Statistics 19
SETTINGS ON THE TECHNICIAN
MENU 21
Using the Test Functions 21
Changing the Oven Set-up 26
Gas Settings 27
Making Temperature Adjustments 29
Changing Oven Settings 30
Deliming Settings 31
Making Corrections to Bake Time 32
Specifying Middle East Specific Settings 33
Enabling Demo mode 33
TROUBLESHOOTING
TABLE OF CONTENTS

SERVICE MANUAL 3
34
General Error Codes 34
Gas Error Codes 49
APPENDIX A:
BURNER ELECTRODE ADJUSTMENTS 53
APPENDIX B:
MEASURING GAS PRESSURE 55
APPENDIX C:
GAS BURNER SETTINGS 56
APPENDIX D:
TOUCH CONTROLLER “XPE” – SET-
UP AND ADJUSTMENT 59
Converting A Gas Oven to Another Gas Type 59
APPENDIX E:
GAS PRESSURE-SWITCH
ADJUSTMENT 60
APPENDIX F:
GAS SEQUENCE DIAGRAM 62
APPENDIX G:
GAS COMPONENTS POSITION 63
APPENDIX H:
GAS COMPONENTS 65
APPENDIX I:
IDENTIFYING GAS-AIR UNITS AND
COIL 66
APPENDIX J:
ERROR CODES ON DUNGS’ CONTROL
BOX 67
SAFETY 71
TABLE OF CONTENTS

4 SERVICE MANUAL

INTRODUCTION
SERVICE MANUAL 5
INTRODUCTION
Dear customer,
Thank you for choosing a Visual Cooking oven from HOUNÖ.
This manual contains the information you need to service and maintain your oven. We
recommend that you read the manual and familiarize yourself with the service settings and
functions of the oven. This will ensure optimal cooking results and safety.
lease make the manual available to all who service and maintain the oven and retain it
for future reference.
The latest version of the manual can be downloaded from www.houno.us.
Note that this document is subject to change without notice.

UTILITY CONNECTIONS
6 SERVICE MANUAL
IMPORTANT
WARNING: Improper
installation, adjustment,
alternation, service or
maintenance can cause
property damage, injury
or death. Read the instlla-
tion, operation and main-
tenance instructions
thoroughly before in-
stalling or servicing this
equipment.
INSTRUCTIONS TO BE
FOLLOWEDIN THE EVENT
THE USER SMELLS GAS
MUST BE POSTED IN A
PROMINENT LOCATION.
This information may be
obtained by contacting
your local gas supplier.
FOR YOUR SAFETY
Do not store or use
gasoline or other flam-
mable vapors or liquids in
the vicinity of this or any
other appliance.
The information con-
tained in this manual is
important for the proper
installation, use, and
maintenance of this oven.
Adherence to these pro-
cedures and instructions
will result in satisfactory
baking results and long,
trouble free service.
Please read this manual
carefully and retain it for
future reference.
ERRORS: Descriptive,
typographic or pictorial
errors are subject to cor-
rection. Specifications are
subject to change without
notice.
UTILITY CONNECTIONS
THE SERVICE INSTRUCTIONS CONTAINED HEREIN ARE FOR THE USE OF QUALIFIED
INSTALLATION AND SERVICE PERSONNEL ONLY. INSTALLATION OR SERVICE BY OTHER
THAN QUALIFIED PERSONNEL MAY RESULT IN DAMAGE TO THE OVEN AND/OR INJURY TO
THE OPERATOR.
Qualified service/installation personnel are individuals, a firm, a corporation, or a company
which either in person or through a representative are engaged in, and responsible for:
• the service/installation or replacement of gas piping and the connection, installation,
repair or servicing of equipment.
• the installation, repair or service of electrical wiring from the electric meter, main
control box or service outlet to the electric appliance.
• Qualified installation/service personnel must be experienced in such work, familiar
with all precautions required, and have complied with all requirements of state or local
authorities having jurisdiction.

STANDARDS AND CODES
SERVICE MANUAL 7
STANDARDS AND CODES
U.S. and Canadian installations
The installation must conform with local codes, or in the absence of local codes,
with the National Fuel Gas Code, ANSI Z223.1/NFPA 54, or the Natural Gas and
Propane Installation/service Code, CSA B149.1, as applicable.
Installation/service must conform with local codes, or in the absence of local
codes, with the National Electrical Code, ANSI/NFPA 70-Latest Edition and/or
Canadian National Electric Code C22.1 as applicable.
Appliance is to be installed with backflow prevention in accordance with applicable
federal, province and local codes.
Australia and general export installations
Installation must conform with Local and National installation standards. Local
installation codes and/or requirements may vary. If you have any questions
regarding the proper installation, service, repair and/or operation of your HOUNÖ
oven, please contact your local distributor. If you do not have a local distributor,
please call the HOUNÖ Oven Company at [phone].

LOCATING THE SERIAL NUMBER OF THE OVEN
8 SERVICE MANUAL
LOCATING THE SERIAL
NUMBER OF THE OVEN
When you order parts or request service for your Visual Cooking oven, you need the oven’s
Serial Number,
You can find the Serial Number and Type information on the right-hand corner post of the
oven as shown in the illustration.
The serial number plate contains vital information about the oven.
• Produktion year and months.
• Model type and size.
• Voltage, power, phaces and frequence.
• Power consumtion.
• Wiring diagram number.
• Gas inlet pressure.
• Water inlet max/min pressure.
• Ipx grating.

USING THE SMARTTOUCH® DISPLAY
SERVICE MANUAL 9
USING THE
SMARTTOUCH®
DISPLAY
The SmartTouch display provides a friendly and easy way for you to operate and interact
with the Visual Cooking oven. You simply use the pads of your fingertips to perform the
operations.
Basic Operations
• To select an item, touch the button.
• To scroll through a list, drag your finger up or down.
• To return to the previous display push the arrow button in the upper left corner.
• To change cooking function while the oven is operating, push the down arrow
button in the upper right corner.
• To save current settings and move on to the next step, push the right arrow button
in the upper right corner.

SETTINGS MENU
10 SERVICE MANUAL
SETTINGS MENU
Before you can start the maintenance process or change settings, you have to open the
Settings Menu.
• On the Main Menu, touch the gear wheel icon to enter the Settings Menu.
Role Access rights
User Access to the User menu
SuperUser Access to the User and SuperUser menus
Technician Access to User, SuperUser, and
Technician menus
The settings you have access to depend on the role you have been assigned.
SuperUser Code
If start-up permission is set to User, you have to enter the SuperUser code to gain access
to the SuperUser menu.
1. On the Main Menu, touch the key icon .
2. On the Choose menu, touch the key icon , and then enter the code. The code is
876412.
Technician Code
If start-up permission is set to User or SuperUser, you have to enter the Technician code to
gain access to the Technician menu.
1. On the Main Menu, touch the key icon .
2. On the Choose menu, touch the key icon , and then enter the code. The code is
576021.
Note The computer has been thoroughly tested by the manufacturer prior to delivery,
and the settings have been carefully reviewed. You should therefore only allow qualified
personnel to make changes to the settings. Contact your supplier for more information.

SETTINGS MENU
SERVICE MANUAL 11
Menu tree
• Main menu
• User menu
• SuperUser menu
• Technician menu
USER MENU SUB LEVEL
MENU
PARAMETER
Oven light continuous - 5min
Screen saver 1min - 1hour
Language 25 dierent languages
Setup clock Set min - hour - date
Software version x_x_xx (info only)
Oven serial number XX XX XXXXX (info only)
Main menu
Recipes
Favourites
Manual
Advanced

SETTINGS MENU
12 SERVICE MANUAL
SUPER
USER MENU
SUP LEVEL
MENU
SUB LEVEL
MENU
PARAMETER
SETINGS
Sounds Finished
Recipe notification
Racktimer finish
Door open
Probe missing
Insert produckt
Error
Timer start
Preheat done
Set defaults
Sound file 138 sound files
Pepeat 1-100 repetistions
volume 0-100%
epeat delay 0,5sec - 60,0 sec
Playback rate 0,5-2,0
Test sound Test
Settings HACCP login Yes - No
Menu star Yes - No
Start Picture Yes - No
Core probe warning Yes - No
Temp unit Celsius - Fahrenheit
Volume syetem Metric - US
Hardness unit German degress - PPM
Cook to perfection Yes - No
CTP tolerance 5 - 25
CTP threshold 40 - 90%
Start up permission User - Super user
Core temp Yes - No
Time format 12- 24 houer
Date format DD-MM-YYYY
Restart key Non - Display - Both
Restat time 1 - 9min
Restart after power failure No restat
10-20-30 min

SETTINGS MENU
SERVICE MANUAL 13
SUPER
USER MENU
SUP LEVEL
MENU
PARAMETER
SETINGS
Adjustments Cook and hold oset 3 - 10 degres
Delta T oset 10 - 70 Degres
Cook and Regain pulse interval 3 - 24 sec
Proving pulse interval 12 - 44 sec
Proving pulse legth
Calibrate Calibrate front door Follow instruction
Calibrate back door Follow instruction
Calibrate auto humid Follow instruction
Logs and statistiks Fault Log All triggered alarms
Fault statistics Error list and counts
Service counter Compoment on time
Energy meters KW used
Water meters Total liter counter
Trip counter
Hardness
Filter
Filter alerts
Filter changed
Chemicals Level Warning
Container
Replaced
Level warning
Container
Replaced

SETTINGS MENU
14 SERVICE MANUAL
SUPER USER
MENU
SUP LEVEL
MENU
PARAMETER
SETINGS
Sub system report Generats system report
Install new software Application update
Restart oven Restart oven YES - NO
License manager Purchace the license codes
from HOUNÖ to unlock/activate
special features.
Keypad
Advanced racktimer
QSR

SETTINGS MENU
SERVICE MANUAL 15
TECNICIAN
MENU
SUP LEVEL
MENU
PARAMETER
SETINGS
Test function Oven test Main
contactor
Exhaust
Heat Drain
Cooling fan Jet
Oven light Fan
Door 1 (open - closed)
Door 2 (open - closed)
Oven temperature (C/F°)
Drain temperature (C/F°)
Exhaust (open - closed
Fan test High left High right
Low Left Low right
Stop Main contactor
RPM 1 (1 - 1400)
ACC 1 (sec)
RPM 2 (1-1400)
ACC 2 (sec)
Press sense (0-5V)
Output for frequency inverter
(1-10V)

SETTINGS MENU
16 SERVICE MANUAL
TECNICIAN
MENU
SUP LEVEL
MENU
PARAMETER
SETINGS
Test function Steam test Heat Fill
Main contactore Empty
Delime pump
Generator temp (C/F°)
Level (low - high)
Level sensor input (xx)
Set level (50 - 80)
Wash Detergent Rinse aid
Water Main contactor
Fan Heat
Water pressure (yes - no)
Oven temperature (C/F°)
Rinse aid (xx%)
Detergent (xx%)
Miscellaneous test External vent Restart lamp
Core temp C/F°
C/F°
C/F°
Restart button (on - o)
Press.sens (V)
I/O temp (C/F°)
CPU temp (C/F°)

SETTINGS MENU
SERVICE MANUAL 17
TECNICIAN
MENU
SUP LEVEL
MENU
PARAMETER
SETINGS
Test function Alarm test Main contactor
24V (on - o)
Fan (on - o)
Oven (on - o)
Generator (on - o)
S S Relay (on - o)
Oven setup Oven number input Enter serial number
Heating Electric
Gas LPG, 3P
Gas G20
Gas G25
Oem HO - BL - LE - LA - DI - KB
Oven type BPE - CPE - KPE
Oven size 1,06 - S1,10
Wash system None - CombiWash
Drain cooling O
On - when using water
On - All functions
Auto Humidity Yes - No
Pass - Through Yes - No
Show display Yes - No

SETTINGS MENU
18 SERVICE MANUAL
TECNICIAN
MENU
SUP LEVEL
MENU
PARAMETER
SETINGS
Oven setup Delime Deliming Start delime
Delime Flush
Auto delime Yes - No
Delime interval O-30-60-90H
Forced wash O - 2min - 30 Houers - 40 Houers
Gas settings O delay door open O-10-20-30sec
Min speed gas 1 1000 - 8000
Start speed gas 1 1000 - 8000
Max speed gas 1 1000 - 8000
Min speed gas 2 1000 - 8000
Start speed gas 2 1000 - 8000
Max speed gas 2 1000 - 8000
Adjustments Oven temp oset -10 +10
Core temp oset -10 +10
Core temp sous vide -10 +10
Detergent conversion 10 - 30 ML/S
Rinse Aid conversion 10 - 30 ML/S
Settings Fan Speed alarm Yes - No
Need rinse Yes - No
Need steam
generator rinse
Yes - No

SETTINGS MENU
SERVICE MANUAL 19
TECNICIAN
MENU
SUP LEVEL
MENU
PARAMETER
SETINGS
Middle east Yes - No
Update platform
Demo mode Yes - No
Demo mode acc. 1 -5
Load help from USB Yes - No
Touch sensitivity 1 - 8

CHANGING SETTINGS ON THE USER MENU
20 SERVICE MANUAL
CHANGING SETTINGS
ON THE USER MENU
You change the basic settings from the User Menu.
• On the Settings Menu, touch the User button.
Setting the Oven Light
1. To set oven light, touch Oven light.
2. Drag your finger up or down to select Continuous or 5 min., and then touch OK.
Setting the Screen Saver
1. To set the screen saver, touch Screen saver.
2. Drag your finger up or down to select the desired setting. Select how much time
elapses before the screen saver becomes active. Select O if you do not want the
screen saver on.
3. Touch OK.
Setting the Language
1. To set the language, touch Language.
2. Drag your finger up or down to select the desired language, and then touch OK.