Table of Contents
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Electrolux Professional S.p.A.
Ovens Platform Customer Support
Technical Training & Service
CONTENTS:
PROJECT REF:
AUTHORS:
CONTRIBUTION BY:
DOCUMENT HISTORY:
Rel.
Date:
001
11/12/2002
002
15/01/2003
003
21/03/2003
004
05/12/2003
004a
23/01/2004
005
06/04/2004
006
05/07/2004
007
18/02/2005
008
13/06/2005
File: AOS service manual (ENG).008
AOS OVENS
- Service Manual -
This document contains the information about parameters that can be
read and/or modified by means of user interface, service utilities, ...
AOS ovens
A.Canova
D.Vadori
File:
ECS service manual (ENG).001
ECS service manual (ENG).002
ECS service manual (ENG).003
AOS service manual (ENG).004
AOS service manual (ENG).004a
AOS service manual (ENG).005
AOS service manual (ENG).006
AOS service manual (ENG).007
AOS service manual (ENG).008
©Copyright 2002 by Electrolux Professional
AOS OVENS - Service Manual
(595889300 - ENG)
F. Fingolo
Author:
Note:
A. Canova
Valid for firmware 2.30
Valid for any firmware (references only
A. Canova
to parameter names)
New features from firmware 2.50 and
A. Canova
updating of paragraphs, error list
Gas ovens; AOS instead of ECS;
corrected
firmware 2.6 (reduced the number of
A. Canova
parameter
parameters in the manual are related to
old firmware releases)
Corrected aerator mistake on 20 1/1
A. Canova
gas boiler.
New features from firmware 2.7, 2/1
A. Canova
gas ovens, added appendix B-C-D
New calibrations for AOS061G and
A. Canova
AOS101G, updated appendix C-D,
added appendix E-F-G
Updated appendix D, calibration of
A. Canova
AOS061G and added appendix H-I
Updated calibrations for AOS101G,
A. Canova
AOS201G,
firmware 2.80
calibration
procedures;
so
that
some
of
the
AOS102G,
AOS202G;
P.1/40
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Table of Contents
Related Manuals for Electrolux AOS061E Series
Summary of Contents for Electrolux AOS061E Series
- Page 1 Updated appendix D, calibration of 18/02/2005 AOS service manual (ENG).007 A. Canova AOS061G and added appendix H-I Updated calibrations for AOS101G, 13/06/2005 AOS service manual (ENG).008 A. Canova AOS201G, AOS102G, AOS202G; firmware 2.80 File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.1/40...
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Page 2: Table Of Contents
FOR OFFSET PRESSURE MEASURE CHANGE OF THE MICROPROCESSOR BOARD..............18 APPENDIX A – WATER BOILING POINT ..................19 APPENDIX B – CONTACTORS DIAGRAM ...................20 APPENDIX C – CONNECTIONS ON MAIN BOARD..............21 File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.2/40... - Page 3 APPENDIX E – LAMBDA PROBE ....................29 APPENDIX F – PARAMETER DESCRIPTIONS................30 APPENDIX G – GAS CALIBRATIONS ...................32 APPENDIX H – WATER TREATMENT...................38 APPENDIX I – CONNECTION TO HACCP SYSTEM ..............40 File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.3/40...
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Page 4: Programming The Default Parameters
At this point release the left buttons keeping pressed the middle one (fig. 6) till you hear 2 beeps. Release the middle button and on the temperature display you will see “PdEF”: the oven will switch off and on automatically. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.4/40... -
Page 5: Advanced Programming
Release the button and on the temperature display you will see “P 1” while on the little display the name of the parameter will appear (fig. 12). With the external service buttons it is possible to scroll the list of the parameters. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.5/40... -
Page 6: By-Pass Calibration (Only For Lev. B Ovens)
9) When the temperature has stabilized, press the three service button together in order to memorize the value (fig. 15); the oven will confirm the storing with a long beep File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.6/40... -
Page 7: Lambda Probe Calibration (Only For Lev. A Ovens)
This calibration is very important and has to be done with care. If the dry point (0% of humidity) is not correctly stored, the reading of the relative humidity could be overestimated or underestimated. See Appendix A File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.7/40... -
Page 8: Offset Calibration (Only For Lev. A Ovens)
ECLO: Clock error, it appears if the clock was never adjusted EPrG: Error in reading the phases of a multiphase recipe EIND: Error in reading the index of the recipes See Appendix A File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.8/40... -
Page 9: Firmware Version
Steam cycle, combi cycle, utility buttons (fig. 22): activation of water valve of the cleaning system These routines are achievable only on lev. A ovens, i.e. with the parameter dCLn set to 0, closed door and cavity temperature less than 80 °C. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.9/40... -
Page 10: Utilities That Can Be Activated In Parameter Programming
PCB temperature Prb1 First meat probe temperature (lev. A) Prb2 Second meat probe temperature (lev. A) Prb3 Third meat probe temperature (lev. A) Prb4 Fourth meat probe temperature (lev. A) File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.10/40... -
Page 11: Selection Of The Language For The Recipe Menu (Lev. A)
At the beginning of each phase the cavity is brought at a certain temperature with a COOLING phase without water or with an hot air cycle File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.11/40... -
Page 12: Cycles, Utilities, Important Parameters
(from firmware 2.80). File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.12/40... -
Page 13: Gas System
The quantity of sucked air is controlled with the above parameters and with the calibrated aerator on the mixer. The ignition sequence is then the following: File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.13/40... -
Page 14: Gas Valve
10 2/1 and 20 2/1 ovens, changing from natural gas to LPG or G30 a flow reducer flange (fig. 25 - enclosed in the oven) with hole of diameter 25 mm must be put between the cavity burner fan and the cavity burner 13.1. Gas valve File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.14/40... - Page 15 Ovens Platform Customer Support Technical Training & Service Injector Remove this threaded cap to get access to the offset adjustment screw Offset pressure test point Inlet pressure test point File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.15/40...
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Page 16: Offset Pressure Calibration
3 minutes for the stabilization of the pressure before adjusting it turning slowly the screw indicated in the picture above. 13.3. Use of manometer (for offset pressure measure) File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.16/40... - Page 17 Using the pressure inlet signed with “+” and with positive reading on the display as in the fig. 29-30, this means we are measuring + 0.16 hPa = + 16 Pa: Fig. 29 Fig. 30 File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.17/40...
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Page 18: Change Of The Microprocessor Board
3) Lambda probe calibration for lev. A ovens (from firmware 2.6) 4) By-pass calibration (lev. B ovens) and cavity offset (parameter OCA1) or only cavity offset for lev. A ovens. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.18/40... -
Page 19: Appendix A - Water Boiling Point
Ovens Platform Customer Support Technical Training & Service APPENDIX A – WATER BOILING POINT Height (m) Water boiling point (°C) 100.00 98.90 98.30 97.50 1000 96.80 1500 95.00 2000 93.50 File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.19/40... -
Page 20: Appendix B - Contactors Diagram
APPENDIX B – CONTACTORS DIAGRAM Contactors used on AOS061E_, AOS101E_, AOS102E_ 100% 100% 100% HOT AIR COMBI STEAM Contactors used on AOS201E_, AOS202E_ 100% 100% 100% HOT AIR COMBI STEAM File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.20/40... -
Page 21: Appendix C - Connections On Main Board
Electrolux Professional S.p.A. Ovens Platform Customer Support Technical Training & Service APPENDIX C – CONNECTIONS ON MAIN BOARD Put a jumper to make a short in the not used connections. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.21/40... - Page 22 AOS OVENS - Service Manual (595889300 – ENG) Electrolux Professional S.p.A. Ovens Platform Customer Support Technical Training & Service X1-1 X10/11-1 X25/26-1 X24-1 X28-1 X12/13-1 X9-1 X2/3-1 X4/5-1 X8-1 X6/7-1 File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.22/40...
- Page 23 Connection of second cavity probe Connection of second boiler probe X20, X21, X22 Connections of multi point probe Connection of lambda probe X25/26 Connections of water level probes RS485 connection File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.23/40...
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Page 24: Appendix D - Troubleshooting
ON/OFF led is on previous Defective electronic analysis component Change main board negative result main board user interface board does switch on Fuse F2 burnt Check fuse load activated File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.24/40... - Page 25 X9 and try to start the burner: the fan has to run at the maximum speed. If this is happening, change fan. If the fan starts, change main board. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.25/40...
- Page 26 3) Reinforce the insulation of the ignition cables with a silicon pipe File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.26/40...
- Page 27 8, change Lack error appears with no ignition device signal on X10/11 ignition attempts after 2) Check connection from reset ignition device to TR_Fx and to X10/11 File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.27/40...
- Page 28 Noise ground oven, mainly Check ground circuit connections switching feeder TR_Fx or TR_HC are connected ground File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.28/40...
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Page 29: Appendix E - Lambda Probe
90 100 water percentage Connections on the lambda probe: Pin 1: not used Pin 2-3: connections to the main board (connector X23) Pin 4-5: connections to the switching feeder File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.29/40... -
Page 30: Appendix F - Parameter Descriptions
Bypass temperature variation for humidification during hot air mode + open flap HAFI By pass isteresys in hot air+open flap mode HAFS Bypass base temperature for humidification during hot air mode + open flap hAir Hot air hour counter File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.30/40... - Page 31 Define the max. temperature limit for the manual injection of water tPrm Print frequency (0=no print) trMA Define the max. temperature for water injection during cooling phase trMn Define the min. temperature for water injection during cooling phase File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.31/40...
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Page 32: Appendix G - Gas Calibrations
Yellow - 0.13 BOILER BURNER Parameters OFFSET Injector Aerator (hPa) Stbo hAbo Fubo 6.50 Yellow - 0.20 7.80 Yellow - 0.20 5.30 Yellow - 0.28 5.30 Yellow - 0.18 File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.32/40... - Page 33 LPG2/G30 row: calibrate the offset in the range - 0.07 ÷ 0.00 hPa so as to eliminate possible whistles/noises (row LPG1). After you have found the best working condition, cool down and verify ignitions with cold burner. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.33/40...
- Page 34 LPG2/G30 row: calibrate the offset in the range - 0.07 ÷ 0.00 hPa so as to eliminate possible whistles/noises (row LPG1). After you have found the best working condition, cool down and verify ignitions with cold burner. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.34/40...
- Page 35 Then change the injector with the 5.70 one and calibrate the offset in the range - 0.10 ÷ - 0.02 hPa so as to eliminate possible whistles/noise. After you have found the best working condition, cool down and verify ignitions with cold burner. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.35/40...
- Page 36 Red - 0.07 ÷ - 0.02 LOWER BOILER BURNER OFFSET Parameters Injector Aerator (hPa) Stbo hAbo Fubo 7.50 - 0.05÷0.00 8.50 - 0.05÷0.00 LPG2/G30 5.80 - 0.07÷- 0.02 LPG1 6.00 - 0.07÷- 0.02 File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.36/40...
- Page 37 LPG2/G30 row: calibrate the offset in the range - 0.07 ÷ - 0.02 hPa (upper and lower boiler burner) so as to eliminate possible whistles/noise. After you have found the best working condition, cool down and verify ignitions with cold burner. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.37/40...
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Page 38: Appendix H - Water Treatment
AOS OVENS - Service Manual (595889300 – ENG) Electrolux Professional S.p.A. Ovens Platform Customer Support Technical Training & Service APPENDIX H – WATER TREATMENT File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.38/40... - Page 39 Graph Not required Not required Nanofilter Nanofilter Osmotizer Osmotizer Hardness < 5°F > 5°F < 5°F >5°F < 5°F > 5°F Treatment Not required Softener Nanofilter Nanofilter Osmotizer Osmotizer File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.39/40...
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Page 40: Appendix I - Connection To Haccp System
In case of HACCP Advanced or Integrated, i.e. setting HCCP to 2, the address of the oven in the AHCCP network has to be set in the parameter Addr. File: AOS service manual (ENG).008 ©Copyright 2002 by Electrolux Professional P.40/40...