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599337A USA Titan Aerotech Oven Service Manual

1. 8 11 29 ACTIVE VENT FAN EXHAUST FAN 12 2 10 OUTER GRILE B EMENT yes e PER 12 2 11 INNER BROU GRILL BEEMENT urere tee dee e eee ege decus 13 2 12 ea 13 213 52 e ae e rera bete Rd 13 2 14 SMOKE ELIMINATOR ELEMENT CATALYTIC 22 2 2 2 2 0000 110000000 00000000000 5000008000000 14 215 THROAT BEBEMENT s tette PPS E RENE AER TEE TAPER 14 2 16 TEMPERATURE SENSOR ere ERR FORET 14 2 17 HAEOGENIBUEBS eR A EORR RENE ER ici d us 14 2 18 MEAT PROBE amp S OCKETZS ir ORE EE RENATA RN ERRARE TEA OS 14 2 19 DOOR EOCK MOTOR dE EE E E ERG PES 15 2 20 TEMPERATURE S WITGH MODULE etre tte RE RE REGERE RE REEF E WA ETE RUNS 15 TEMPERATURE Tz C DMODBULE EE PUER E eE EAE ENS 15 2 22 FUNCTION SWITCH MODULE eese tates ee
2. Alka 56 Service Manual 599337 302B Series Titan Oven July 2006 8 TAS OVEN CAVITY FAN REA e TIER e teret let FIL ie 57 7219 FAN SHROUD iterum dee ire ete 57 1 20 R NNERS recette tercer edd 58 7522 OVEN DOOR 5 eee RE BRE 58 7 22 OVEN DOOR DISASSEMBLY 5 58 7 237 MEAT PROBE SOCKET HE 61 7 24 OVEN DOOR LOCK 55 8000000000 0 n n p 62 7 25 COMPONENT E desee 63 N OVD ES 64 Service Manual 599337 302B Series Titan Oven July 2006 1 1 1 Servicing Requirements Health amp Safety Note When servicing the Titan Aerotech oven health and safety issues must be considered at all times Specific safety issues are listed below with their appropriate icon These are illustrated throughout the service information to remind service people of the health an
3. e sese 15 VPE FUNCTION Te OZ PA ob BEEN 15 pu Wesuswtonuyb 15 2 25 POWER 16 2 26 POWER TRANSFORMER 55 5 16 2 27 FAN 55 16 2 28 17 2 29 ISOEATING BELAY f te E 18 INe D COLON Ceo staan 8 oot 18 2 31 18 2 32 SPF C FAN PYROLYTIC CY GLE NE 19 2 33 OVEN MODE ELEMENT AND FAN PROFILES 2 1 7 00202 0200 0000000000000000000000000000000 20 USE amp CARE OF THE OVEN oem 21 3 1 SETTING THE ClOGCK a 21 3 2 OVEN MODE DIAL AND DISP AY 4 rite er ete EEE EERE 21 33 TEMPERATURE DIAE AND DISPLAY red deett de E e eet de 2
4. Fisher amp Paykel appliances Service Manual TITAN puru v 7 9 4 Model OD302 B Model 05302 Service Version B USA CANADA 599337A Service Manual 599337 302B Series Titan Oven July 2006 Manual 599337 July 2006 The specifications and servicing procedures outlined in this manual are subject to change without notice The latest version is indicated by the date and letter and replaces any earlier editions Model Service version Description Code amp Market OD302 B SS FP 88437 B US 35302 5 55 88438 05 Fisher amp Paykel Appliances Ltd Fisher amp Paykel Appliances Inc 78 Springs Road East Tamaki 5800 Skylab Road PO Box 58 732 Huntington Beach Greenmount California CA92647 Auckland USA New Zealand Telephone 888 936 7872 F amp P Telephone 09 273 0600 Telephone 888 396 2665 DCS Fax 09 273 0656 Copyright Fisher amp Paykel Ltd 2005 All Rights Reserved 3 Service Manual 599337 302B Series Titan Oven July 2006 Contents 1 2 SERVICING REQUIREMENTS sissstecisstiscensecossnsscacsoussssedseonsccsecevennssectscuadcesebeqsadedeessesasebonssenesevnsseaisedecsesessssnsesccsesunsseeses 7 Mich S APB TY ent e ERE IRE EEEE EAE NEN AE EHE EE EE 7 vElectricabSdjety i ee evene mo RR Eos itte epe REOR 7 2 cHlectrostatic Discharge
5. Clean End will appear in the oven mode display but if the oven temperature has already reached 482 F 250 C the door lock will remain activated until the oven cools to 3569 180 C 19 Service Manual 599337A 302B Series Titan Oven 2 33 Oven Mode Element and Fan Profiles If the oven door is opened during use the oven fan and elements will turn off until it is July 2006 closed again Oven Oven Cool Vent Broil Grill Broil Grill Bake Fan Throat Smoke oar Fan ES Fan Element Element Element Elim Name Speed Element Element i on for Bake Tow ON ON ON ON ON ON ON True L for fi f Maxi Hi Broil Grill OFF Low ON ON ON ON Broil Grill OFF ON ON ON Aero Hi ON ON ON Pastr on for L for fi for pre Bake Peha Low 15689 L for fi f Bou Hi on for first on for first on on 18 ON Low 13 mins ON 20 mins ON 20Min Roast Bake for OFF pes eR ON ON remainder Heating Profile for Self Clean Pyrolitic Cycle Self Clean Hi 0 15sec OFF Low ON ON ON ON ON 15 30sec OFF ON ON ON ON 30 45sec OFF ON ON ON ON ON 45 60sec OFF ON ON ON ON 20 Service Manual 599337 302B Series Titan Oven July 2006 3 3 1 3 2 3 3 3 4 Use amp Care of
6. 1 2 3 6 Remove the heat reflective glass pane no 1 refer previous Loosen the two inner screws on the outer door glass bracket and remove the three screws down the side of the bracket no 5 Slide the outer door glass bracket clear of the hinge stanchion Remove the door hinge retaining screw near the top of the stanchion no 10 Lift the door hinge and hinge stanchion enough to clear the edge of the door cap no 8 Caution The inner edges of the stainless steel door cap are sharp Separate the door hinge from the hinge stanchion no 7 Reassembly 7 23 Meat Probe Socket Refit in reverse manner Note If the upper hinge arm is not loaded use an iMtablespaener 5 7 adjustable spanner to lower the upper arm so the loading clip from the lower arm can be fitted Location Left hand side of the oven cavity 1 Remove the oven from the joinery cavity refer to Section 7 1 2 Remove the switch service panel adjacent to the meat probe socket 3 Remove the retaining nut securing the socket to the inside of the oven 4 Remove the meat probe socket through the inspection hole Figure 7 23a 5 Remove the spade terminals from the meat probe socket Reassembly Refit in reverse manner Figure 7 23b 61 Service Manual 599337 302B Series Titan Oven July 2006 7 24 Oven Door Lock Assembly Location Left hand side panel Remove the oven from the joinery cavit
7. Follow the reassembly procedure refer to Section 7 5 Cover For Double Oven Upper Cavity p Remove the remaining section of vent ducting Disconnect the lower vent fan wires Remove the lower vent fan Remove the element wires Remove the two screws retaining the fan cover oS cm Figure 7 15a n cover screws Figure 7 15b 6 Pull the fan cover with the cooling fan attached upward to clear the locating tabs 7 Allow the fan cover to drop down to clear the element 8 Remove the element retaining screw 9 Pull the element out from under the oven cavity Reassembly Refit in reverse manner Note When reinserting the element use a wide flat blade or similar object to lift the cavity insulation clear of the replacement element Follow reassembly procedure refer to Section 7 5 55 Service Manual 599337 302B Series Titan Oven July 2006 7 16 Cooling Fan Location Back and top panel areas Removal Follow the general servicing instructions for components in the back panel area refer to Section 7 3 For single ovens and upper cooling fan on double ovens 1 Remove the top panel 2 Remove the wires from the cooling fan motor 3 Remove the two screws on the left of the cooling fan and slide it out from the locating slot 4 Remove the four small retaining screws for the cooling fan side brackets and transfer the brackets to the replacement cooling fan Note Check the repla
8. faulty door switch cannot be easily repaired replace the door lock assembly refer to Servicing Instructions Section 7 25 38 Service Manual 599337 302B Series Titan Oven July 2006 5 22 Tracing element faults Refer to Technical Overview Section 2 10 2 15 amp 2 33 PROCEDURE If the element does not turn off element run away Note normal operation the element will cycle turn on amp off when the cavity temperature has reached the set point This can be detected by listening for the switching noise of the element relay switch on the power module or using a current meter 1 Check the temperature sensor is reading the correct temperature refer to Section 5 23 2 f the correct temperature is being read isolate the supply and check that all the elements are wired correctly and the element relay switches haven t short circuited If the element does not heat up Note Before testing refer to Technical Overview Sections 2 10 2 15 amp 2 33 to find out which elements are used for each oven mode 1 Check for a tripped thermal limiter refer to section 5 24 2 Test the element operation in Technician Mode refer to Diagnostics Section 4 3 3 If the element does not heat up in Technician Mode test the resistance of the element The appropriate range of resistance for each element is given in Table 5 22 below Replace the element if its resistance is outside the given range
9. 34 5 10 SYMPTOM OVEN SEEMS TO BE FUNCTIONING NORMALLY BUT DOES NOT HEAT eese nn nun 34 5 11 SYMPTOM OVEN HEATS SLOWLY OR FAILS TO REACH PRESET TEMPERATURE eene nn annu 35 5 12 SYMPTOM OVEN LIGHTS DO NOT TURN ON en 35 5 13 SYMPTOM FAULT CODE DISPLAYED IN TECH SELECT ONLY 36 5 14 SYMPTOM FAULT CODE F2 915 36 5 15 SYMPTOM FAULT CODE 915 a a aE E tegens 36 5 16 SYMPTOM FAULT CODE 915 1 0 ei 36 5 17 SYMPTOM FAULT CODE 5 915 1 0 aa 37 5 18 SYMPTOM FAULT CODE F7 DISPLAYED c 37 5 19 TRACING COOLING FAN FAULT S re lea eere 37 5 20 TRACING OVEN CAVITY FAN FAULT Siir estre 38 5 21 TRACING OVEN LIGHT FAULTS E ore Teddy 38 3 22 TRAGING EEEMENT FAUETS antec eae eene eee dne ene oie 39 5 23 TRACING OVEN TEMPERATURE SENSOR 5 unu hh hh 40 5 24 TRACING T
10. 96 67 277270 ee FR UC 46 7 6 FUNCTION AND TEMPERATURE SWITCH 400 1 5 47 7 7 FUNCTION AND TEMPERATURE L C D MODULES AND 5 5 47 7 8 CEOCK MODULE OR BUTTONS oct er Uta xe Ree EA EO TREE Ve YU ee EPOR eU e 28 8 48 79 GROWER MODULE sic 49 7 10 POWER 51 7 11 THERMAL LIMITER amp MICROTEMP LIMITER 2 2 22 000000000000000000000000000000000000000000 0 51 7 12 OVEN TEMPERATURE SENSOR aaa INSS iE iS 51 7 13 EAMP GEASS AND BULB occ 5967 OSEE URINE FR YU SERERE EE E 52 7 14 OVEN EAMP ASSEMBLY eicere tee c ei ee ed e ve perso e eU 52 54 TiLOSOOOLINGIEANA on 56 Sle S MENT EAS E
11. aos ERR STE ERE 7 1 4287 Good Working Practices nem ene eet e Rr Z 1 1 4 Insulattom 1 EE senec O EE E 7 1 19 Sheet Metal Edges srn oui e teer ee de A te 7 122 SPECIALISED OOS eR PE RR ed E NAE EE 8 BRZI Staic Sapone Sepe RE Pe EFE 8 122 Fisher amp Paykel SMart Tool Wr ER aere 8 TECHNICAL OVERVIEW 9 2 1 OVEN WEIGHTS PCS 9 222 POWER RATING i a eps ue 9 2 3 OVEN CAVITY DIMENSIONS ode 9 2 4 LOCATION OE SERIAL PLATE ide dessa Vue ipee dee eye 9 25 MODEL NUMBER PRODUCT CODE SERVICE 9 2 6 SERIAE eet 10 2 7 OVEN CAVITY FAN CONVECTION 11 2 8 COOLING FANS
12. Door Inner Assembly Figure 7 22a Glass Pane removal 1 Remove the four screws securing the top retaining bracket no 1 2 Loosen the five screws on the insulation retainer panel no 7 3 Slide out the heat reflective glass pane no 5 4 Remove the inner glass pane and gasket no s 3 amp 4 Note If transferring the gasket to a replacement glass pane then ensure the gasket join is located at the top of the door Note The glass pane has a reflective coating on one side only Ensure that the coating is facing the oven cavity when reassembled To test if a glass pane has a heat reflecting coating use an ohmmeter to test for continuity on the glass surface If there is continuity then the glass will be coated Reassembly Refit in reverse manner Ensure all glass surfaces are clean 29 Service Manual 599337 302B Series Titan Oven July 2006 Door Outer Assembly Figure 7 22b Handle removal 1 Remove the four handle retaining screws in the top corners of the outer door assembly no s 9 amp 11 Reassembly Refit in reverse manner Glass Pane removal 1 Remove the four screws securing the heat shield panel no 4 2 Loosen the four screws securing the bottom flow guide panel no 6 3 Slide the heat reflective glass pane out from the bottom flow guide panel no 1 Reassembly Refit in reverse manner 60 Service Manual 599337 302B Series Titan Oven July 2006 Door Hinge removal
13. Element Min Resistance Max Resistance Upper Inner 19 23 Upper Outer 35 50 Lower 34 47 Fan 21 26 Throat 77 218 Catalytic Converter 300 600 Table 5 22 4 Check the continuity of the element wiring back to the power module including the thermal limiters and the isolating relay Note The isolating relay is only energised when an oven mode is selected 5 the wiring continuity is good it is likely that the element is not faulty refer to Symptom Procedure Checklist for further component tests 39 Service Manual 599337 302B Series Titan Oven July 2006 5 23 Tracing oven temperature sensor faults Refer to Technical Overview Section 2 16 PROCEDURE 1 Enter the Technician Mode diagnostics to view the cavity temperature reading refer to Diagnostics Section 4 3 2 Record the cavity temperature reading and substitute the oven temperature sensor with a new sensor refer to Servicing Instructions Section 7 12 3 Record the cavity temperature reading from the new sensor fthere is a significant difference between the two temperature readings gt 10 F or gt 5 C leave the new sensor in 4 the two temperature readings are similar 10 F or 5 C check the temperature sensor wiring connectors and connection to the power module f the wiring is good refit the original temperature sensor is likely the temperature sensor is not faulty 5 the fault persists test the power module by substituting
14. cavity reach the required temperatures during the Self Clean Cycle Operational Modes Self Clean Voltage 220 240 vac Wattage 540 watt 2 16 Temperature Sensor Voltage 5 VDC Max current 2mA Max ambient temp 1000 F 540 C Resistance 1080 2 ohms 5 2 ohms at 70 F 21 11 C 2 17 Halogen Bulbs The oven cavity lights will come on when the door is opened or when an oven mode is selected The lights will turn off when the door is closed if no oven mode is selected or if the programmed oven cook time has finished There three soft start halogen bulbs in each oven cavity Voltage 12 vAC Wattage 20 watt 2 18 Meat Probe amp Socket Voltage 5 VDC Figure 2 18 14 Service Manual 599337 302B Series Titan Oven July 2006 2 19 Door Lock Motor The door lock will only operate during the Self Clean Cycle and is designed to stop the oven door being opened when very high temperatures and potentially dangerous fumes are produced in the oven cavity Voltage 208 240v AC 2 20 Temperature Switch Module The temperature switch module controls the temperature settings of the oven It has a data link to the clock module Current Draw 72 mA 2 21 Temperature L C D Module The temperature LCD module is controlled by the clock module It displays the temperature set by the temperature switch module Current Draw 72 mA 2 22 Function Switch Module The function switch module sets the oven mod
15. correct connections are made to the replacement power module 3 Lift the power module off the seven P C B stand offs Note Use a small pair of needle nose pliers to force in the plastic barbs on the P C B stand offs in order to lift the board up Re assembly Refit in reverse manner Follow the reassembly procedure refer to Section 7 5 Figure 7 98 49 Service Manual 599337 302B Series Titan Oven July 2006 Upper Element Relays US DESCRIPTION THR Throat Uo Upper Outer Outer Grill FAN Convection Fan UI Upper Inner Inner Grill BAKE Concealed Bake Element Catalytic Converter Eliminator WIRE COLOUR Red Grey Yellow Red Orange Light Brown Red Red White Pink Red 00 U Figure 7 9 Lower Element Relays US DESCRIPTION THR Throat Uo Upper Outer Outer Grill FAN Convection Fan UL Upper Inner Inner BAKE Concealed Bake Element Catalytic Converter Eliminator WIRE COLOUR Red Light Brown Yellow Red Orange Light Brown Red Red White Pink Red 0 00 Ov X Figure 7 94 50 Service Manual 599337 302B Series Titan Oven July 2006 7 10 Power Transformer Location Under the service panel Removal 1 Follow the general servicing instructions for components around the service panel area refer to Section 7 4 2 Remove
16. end of the light assembly wires to aid in feeding the new wires back through the holes in the side insulation panel Reassembly 1 2 Feed the new wire connectors back through the hole in the side insulation panel Refit in reverse manner Follow the reassembly procedure refer to Section 7 5 22 Service Manual 599337 302B Series Titan Oven July 2006 For Front Lamp Assembly Removal 1 Follow the general servicing instructions for components in the control panel area refer to Section 7 2 Remove the lamp cover and bulb refer to Section 7 13 Disconnect the lamp assembly wires from the terminal block in the top panel area Remove the control panel refer to Section 7 2 Remove the three screws along the front of the wiring panel and the two screws either side fixing the wiring panel Lift the front of the wiring panel to access the lamp assembly and wires Remove the lamp holder retaining screws 8 Feed the wires through the hole in the wiring panel Ur e co Remove 5 Screws Figure 7 14b Reassembly 1 Refit in reverse manner 2 Follow the reassembly procedure refer to Section 7 5 53 Service Manual 599337 302B Series Titan Oven July 2006 7 15 Oven Elements Broil Grill Element Location Top of the oven cavity Removal 1 Remove the fan shroud refer to Section 7 19 2 Remove the screws securing the Broil Grill element to the top of the oven cavity and the support
17. fingerprints or visible marks on any lens surface Reassembly Refit in reverse manner Note Ensure the wiring harness wires are clear of possible crush points when reassembling Follow the reassembly procedure refer to Section 7 5 Clock Module or Buttons Location Control Panel Removal 1 Follow the general servicing instructions for components around the control panel area refer to Section 7 2 2 Remove the temperature oven mode knobs and the clock twist button 3 Disconnect the earth wire and remove the mounting panel 4 Disconnect the wiring harness and transfer to the replacement clock module or replace the button assembly 5 If replacing the clock module remove the protective strip from screen Note Take care not to leave fingerprints or visible marks on any lens surface Reassembly Refit in reverse manner Note Ensure the wiring harness wires are clear of possible crush points when reassembling Follow reassembly procedure refer to Section 7 5 48 Service Manual 599337 302B Series Titan Oven July 2006 7 9 Power Module Location Under the service panel Removal 1 Follow the general servicing instructions for components around the service panel area refer to Section 7 4 2 Remove all wires and wire harnesses and transfer them to the replacement power module refer to Technical Overview Section 2 25 Note Label the relay switch wires before removing them to ensure the
18. for troubleshooting tips Ensure the oven door closes and seals correctly Ensure the correct temperature scale has been set F or C Check that the correct oven mode has been selected The F amp P Smart tool can be used to view previous oven modes used refer to Diagnostics Section 4 4 Check for temperature sensor faults refer to Section 5 23 Check for tripped thermal limiters refer to Section 5 24 Check for oven element faults refer to Section 5 22 Check for oven cavity fan faults refer to Section 5 20 Replace the power module if no other faulty components can be found refer to Servicing Instructions Section 7 9 Note the oven temperature can be recalibrated 20 F 10 refer to section 4 5 SYMPTOM Baking burns on the top POSSIBLE CAUSES Incorrect oven use Incorrect temperature scale used Faulty temperature sensor Faulty oven element Faulty oven cavity fan Faulty power module RE Check that the oven is being operated correctly check the oven Use amp Care Guide for troubleshooting tips Ensure the correct temperature scale has been set F or C Check that the correct oven mode has been selected the F amp P Smart tool can be used to view previous oven modes used refer Diagnostics Section 4 5 Check for temperature sensor faults refer to Section 5 23 Check for oven element mainly upper elements faults refer to Section 5 22 Check for oven cavity fan faults Refer to
19. frame to the cavity roof 3 Pull the Broil Grill element through the hole in the oven cavity until the element terminals are accessible Note Tilt the element forward so that the element terminals will clear the hole in the oven cavity 4 Disconnect the wires and connect to the replacement element Reassembly Refit in reverse manner Check the element operation refer to Diagnostics Section 4 3 Fan Element Location Rear of the oven cavity Removal 1 Remove the fan shroud refer to Section 7 19 2 Remove the screws securing the fan element to the rear of oven 3 Pull the element through the hole in the oven cavity until the wires are accessible 4 Disconnect the wires and connect to the replacement element Reassembly Refit in reverse manner Check the element operation refer to Diagnostics Section 4 3 54 Service Manual 599337 302B Series Titan Oven July 2006 Bake element Location Under the oven cavity Removal 1 Follow the general servicing instructions for components in the back panel area refer to Section 7 3 2 Remove the two largest vent ducting sections For Single Ovens and Double Oven Lower Cavity 1 Remove the two screws on the bake element cover 2 Bend the element cover down to clear the element 3 Remove the element wires 4 Remove the element retaining screw 5 Pull the element out from under oven cavity Reassembly elie Refit in reverse manner Element
20. the oven Setting the Clock The clock has a default 12 hour display and a minute timer function 12 00 will show and the colon will flash when the oven has been turned on at the wall While the colon is flashing rotate the PUSH TO CLEAR knob until the correct time of day is displayed Press CLOCK or wait 8 seconds until the colon stops flashing to adopt the time that has been set Oven Mode Dial and Display This is turned to select the desired oven mode When the mode is set the lights and cooling fan will come on Temperature Dial and Display This is turned to select the desired temperature Oven Modes The oven has 9 cooking modes plus Warm and Self Clean These use different combinations of elements and the oven fan as follows True Aero A concealed heating element surrounding the fan in the rear of the oven heats air which is then blown into the oven cavity Aero Bake The oven fan circulates hot air from the upper outer and the bake elements Bake Heat comes from the upper outer and the bake elements Aero Pastry Heat comes from the bake element and is circulated throughout the oven cavity by the oven fan Pastry Bake Uses the heat from the bake element only 21 Service Manual 599337 302B Series Titan Oven July 2006 Warm This is a constant low heat of 75 degrees C 165 degrees F the oven fan circulates heat from the upper outer and the bake elements Roast This is a t
21. to wait before cooking starts Delay and Auto will show in the clock display along with the current time The oven mode and temperature displays will dim The oven mode and temperature dials will still function as in manual operation They can be altered prior to or during cooking The oven can be manually turned off before the set Cook Time has elapsed During cooking Auto and the remaining cook time will be shown in the clock display When the Cook Time is finished the oven will beep and cooking will cease The temperature and oven mode displays will dim and Cook Time and Auto will flash in the clock display If the oven mode and temperature dials are turned to OFF the oven will revert to normal operation after 8 seconds The Automatic Delayed Time function can be cancelled at any time by turning the temperature and oven mode dials to OFF After 8 seconds the clock display will revert to time of day 23 Service Manual 599337 302B Series Titan Oven July 2006 3 8 Set Automatic Stop Cooking To set Automatic Stop Cooking 1 2 Press the STOP TIME button and turn the PUSH TO CLEAR knob to display the time the oven is to switch off Choose the cooking mode and temperature These settings will be adopted and will activate after 8 seconds Auto and the remaining cooking time will show in the clock display When the selected cooking time is finished the oven will beep and cooking will cease The temperature and ov
22. 1 3 15 Rue e dee EN Rd dC 21 3 2 ACTIVE VENT AND COOLING FANS rte EI ERREUR 22 3 6 S MINUTESTDIMBR zt iio e RE EI UN RR E M 23 3o DELAYED FIME COOKING eere eR E EE EARNED AE ENTE RS 23 3 8 SET AUTOMATIC STOP COOKING eee EE e CREE ERE EE 24 3 9 USER SELECT MODES ac e E TORTE T E RISE UNSERES E SEE EU EE E E ORE 24 5 11 SABBATH MODE EI EERE ARIES 24 3 11 ZTEMPERATURE A EE AE A EE e dede 25 Service Manual 599337 302B Series Titan Oven July 2006 S PAESASIOUID NB DN M 25 3 13 MODE tri EH PR Ge RR FEE e t ivt ee A Uere E ete 25 3 14 S HOW GEOGK iii ri e OR C RE e mee nite Eee E 25 35 26 2 16 26 4 DIAGNOSTICS 27 4 1 ENTERING THE SALES amp TECHNICIAN 2 2 2 24 2 042 1000000000000000000000000000000000000 27 42 EXITING THE TECHNICIAN 27 4 3 TECHNICIAN MODE NAVIGAT
23. HERMAI LIMITER EAULTS 40 5 25 TRACING OVEN DOOR SWITCH AND DOOR LOCK SWITCH 5 41 5 26 DETERMINING WHICH POWER MODULE IS FAULTY IN DOUBLE OVEN F4 OR F5 FAULT 42 6 85 22 4 2 25 eos 43 6 1 DOUBLE OVEN USA WIRING 4 setate nass te rena nn 43 6 2 SINGLE OVEN USA WIRING 4 44 7 SERVICE PROCEDURES sis 5 45 7 1 REMOVAL FROM JOINERY assess estate 45 7 2 COMPONENTS IN CONTROL PANEL AREA E 45 73 COMPONENTS BACK PANEL E EE 46 74 COMPONENTS SERVICE PANEL AREA 46 719 JREASSEMBLEY 4 10 6 15181 12 8278 69
24. ION e eere erento tn A eset 27 44 ACCESSING TECHNICAL DATA I 0G iet retreat 29 4 5 TEMPERATURE RECALIBRATION tree eoe ety eate 29 4 6 TECHNICAL DATA LOG ient eram ire e RH P dr e OTI ive 29 5 8 CX OC 30 5 1 SYMPTOM OVEN ELECTRICAL COMPONENTS ARE UNRESPONSIVE 30 5 2 SYMPTOM CONTROL BUTTONS OR CLOCK DISPLAY NOT OPERATING CORRECTLY OR 31 53 SYMPTOM TEMPERATURE OR OVEN MODE SWITCH MODULE IS JAMMED OR 5 31 5 4 SYMPTOM INCORRECT TEMPERATURE OR OVEN MODE DISPLAY AT CORRECT SWITCH 31 5 5 SYMPTOM FAULTY TEMPERATURE OR OVEN MODE L C D 32 5 6 SYMPTOM AND PROBE SHOWING FOR LOWER CAVITY DOUBLE OVEN 32 57 SYMPTOM OVEN UNDER 00 0 33 5 8 SYMPTOM BAKING BURNS ON THE TOP 000000000001000000000000000 33 5 9 SYMPTOM BAKING BURNS ON THE 2 2 2 1000000000000000000000000000000000000000000
25. Section 5 20 Replace the power module if no other faulty components can be found refer to Servicing Instructions Section 7 9 33 Service Manual 599337 302B Series Titan Oven July 2006 5 9 SYMPTOM Baking burns on the bottom POSSIBLE CAUSES Incorrect oven use Incorrect temperature scale used Faulty temperature sensor Faulty oven element Faulty oven cavity fan Faulty power module e Check that the oven is being operated correctly check the oven Use amp Care Guide for troubleshooting tips Ensure the correct temperature scale has been set F or C Check that the correct oven mode has been selected the F amp P Smart tool can be used to view previous oven modes used refer to Diagnostics Section 4 5 Check for temperature sensor faults refer to Section 5 23 Check for oven element faults mainly bake element refer to Section 5 22 Replace the power module if no other faulty components can be found Refer to Servicing Instructions Section 7 9 5 10 SYMPTOM Oven seems to be functioning normally but does not heat POSSIBLE CAUSES Oven is in Sales Mode Refer to Section 4 0 Diagnostics Faulty oven door switch or door not closed Tripped thermal limiter Faulty temperature sensor Faulty oven element Faulty power module Check to see if the door switch is operating correctly refer to Section 5 25 Check for tripped thermal limiters refer Section 5 24 Check for temperature sen
26. a 1000 ohm 5 resistor across pins 1 amp 2 on the Sensors connector refer to Technical Overview Section 2 25 for pin numbering The temperature display should read 32 10 F 0 5 C Replace the power module if the displayed reading is incorrect refer to Servicing Instructions Section 7 9 5 24 Tracing thermal limiter faults Refer to Technical Overview Section 2 28 Note In the event of a thermal limiter tripping it is important that the cause be located and rectified PROCEDURE 1 To locate the tripped thermal limiter check for continuity across the limiter contacts 2 Replace the faulty thermal limiter s with one having the same trip temperature refer to Servicing Instructions Section 7 11 3 Trace the component that is most likely to have caused the thermal limiter to trip Note To do a quick check for a tripped microtemp limiter test for 12vac on the 2 way connector into the power module from the transformer Refer to Technical Overview Section 2 25 To trace the likely cause of tripping 1 Determine the likely faulty component 2 Trace the component fault Note Thermal limiters are positioned in specific areas to detect certain components failing The limiter positions and the components they monitor are listed in the Technical Overview Section 2 28 These are the most likely causes of a thermal limiter tripping Faulty cooling fan stopped running Refer to Section 5 19 Faulty element el
27. acitor V MAS zin gt A SSS SSS Broil Grill _ 8 Cooling Fan Figure 8a 63 Service Manual 599337A 302B Series Titan Oven July 2006 8 NOTES 64
28. an be used in Sabbath mode In double oven models different temperatures can be selected for upper and lower cavities by using their temperature dials The oven mode dial for the lower oven must be turned to True Aero to activate the oven although it will operate in Bake To start Sabbath mode press PUSH TO CLEAR The oven mode will show Sab Mode with no backlight The temperature display will show Temperatures can be adjusted but the display will not change The oven can be turned off at any time during the Sabbath mode by turning the oven mode and temperature dials to the OFF position The oven will not revert to normal operation until the set time has elapsed Sabbath mode can be exited at any time by pressing the PUSH TO CLEAR button for 5 seconds 24 Service Manual 599337 302B Series Titan Oven July 2006 3 11 Temperature Scale The temperatures can be displayed as either Fahrenheit or Celsius To change the temperature display 1 Enter the User Select mode 2 Turn the oven mode dial until Temp Scale appears in the display 3 Press the PUSH TO CLEAR button to select either F or C in the clock display 4 Press the CLOCK button to activate 3 12 Short Alert By default setting Short Alert is off and the audible beep will sound continuously at the end of cooking functions until cancelled by pressing the PUSH TO CLEAR button When Short Alert is on an audible beep will soun
29. anguage This can be set to display the various settings in either American English US English EN French FR or Spanish SP To change the language setting 1 Enter the User Select mode 2 Turn the oven mode dial until Lang US appears in the display 3 Press the PUSH TO CLEAR button to select US EN FR or SP in the clock display 4 Press the CLOCK button to activate 3 16 Oven Reset This will reset the Temperature Scale Short Alert Time Mode and Show Clock to the default settings Sabbath Mode and Language settings will remain unaffected To reset 1 Enter the User Select mode 2 Turn the oven mode dial until Reset appears in the display 3 Press the PUSH TO CLEAR button to select OFF in the clock display 4 Press the CLOCK button to activate 26 Service Manual 599337 302B Series Titan Oven July 2006 4 Diagnostics 4 1 the Sales Mode amp Technician Mode 3 7 8 Ensure all oven modes and temperature displays are set to OFF Ensure no cooking auto functions are set Enter the User Select mode by pressing and holding the TIMER button and then the CLOCK button hold for approx 2 seconds Turn the oven mode dial counter clockwise one position Enter Sales Mode by pressing and holding the TIMER button and then the PROBE button hold for approx 5 seconds Note If left in Sales Mode only the oven displays will operate Enter Technician Mode by pr
30. anual 599337 302B Series Titan Oven July 2006 2 11 Inner Broil Grill Element The inner broil grill element will turn on eight seconds after the mode is selected Operational Modes Broil Grill Maxi Broil Grill Aero Broil Grill Roast first 20 minutes only Self Clean Voltage 220 240 vac Wattage 2900 watt 2 12 Bake Element The bake element is concealed under the cavity base and will turn on eight seconds after the mode is selected Operational Modes True Aero pre heat assistance only Bake Aero Bake Warm Pastry Bake Aero Pastry Roast Self Clean Voltage 220 240 vac Wattage 1500 watt 2 13 Fan Element The fan element and oven fan will turn on eight seconds after the mode is selected Operational Modes True Aero Bake pre heat assistance only Aero Bake Aero Pastry pre heat assistance only Pastry Bake pre heat assistance only Voltage 220 240 vac Wattage 2500 watt 13 Service Manual 599337A 302B Series Titan Oven July 2006 2 14 Smoke Eliminator Element Catalytic Converter This is a non serviceable part The smoke eliminator element is designed to neutralise gases produced during cooking Operational Modes Broil Grill Aero Broil Grill Maxi Broil Grill Self clean Bake Roast First 20 mins only Voltage 220 240 vac Wattage 150 watt 2 15 Throat Element This is a non serviceable part The throat element is designed to ensure all parts near the front of the oven
31. cement cooling fan is specified as in section 2 8 For lower cooling fan on double ovens 1 Remove the back panel refer to Section 7 3 2 Remove the wires from the cooling fan motor 3 Remove the two screws on the right of the cooling fan and slide it out from the locating slot 4 Remove the four small retaining screws for the cooling fan side brackets and transfer the brackets to the replacement cooling fan Note Check the replacement cooling fan is specified as in section 2 8 Reassembly Refit in reverse manner Follow the reassembly procedure refer to Section 7 5 7 17 Vent Fan Location In the back panel area Removal For single ovens and upper cavity in double ovens 1 Follow the general servicing instructions for components in the back panel area refer to Section 7 3 Remove the vent fan retaining screws Remove the longest section of vent ducting Remove the vent fan wires Lift the vent fan out of the vent ducting and rotate counter clockwise to clear surrounding parts 6 Separate the vent fan from the vent tube A pe For lower cavity double ovens 1 Follow the general servicing instructions for components in the back ael area refer to Section 7 3 2 Remove the vent fan retaining screw 3 Remove the lower section of vent ducting 56 Service Manual 599337 302B Series Titan Oven July 2006 4 Remove the vent fan wires and transfer them to t
32. ction 5 24 Check for a blown power module fuse by testing for 12 between pins 1 and 6 of the 12 way clock connector on the power module refer to Technical Overview Section 2 25 gt there is no 12vac then the fuse has blown Replace the power module refer to Servicing Instructions Section 7 9 Tracing the cause of a blown power module fuse Check the resistance to earth of the lamp wiring and replace if there is a short circuit refer to Servicing Instructions Section 7 14 Check the power transformer by testing for 12vac on the 2 way connector into the power module Replace the transformer if the voltage exceeds 12vac 30 Service Manual 599337 302B Series Titan Oven July 2006 5 2 5 3 5 4 SYMPTOM Control Buttons or Clock Display not operating correctly or unresponsive POSSIBLE CAUSES Loose connection to the power module Faulty clock module assembly Lens has come loose from adhesive Faulty power module DIAGNOSIS f one of the clock display segments is flashing or is showing a warning then refer to the user guide for warning identification If one or more buttons are unresponsive check all buttons to ensure they are not held down or jammed by the front panel and reassemble if required faclock segment or icon appears to be staying on or not lighting replace the clock module refer to Servicing Instructions Section 7 8 SYMPTOM Temperature or Oven Mode Switch Module is ja
33. d 5 times at the end of automatic cooking functions and when the timer finishes After 5 beeps the alert will stop then repeat every 5 minutes until cancelled by pressing the PUSH TO CLEAR button The clock display will flash continuously until cancelled To set the Short Alert 1 Enter the User Select mode 2 Turn the oven mode dial until Short Alert appears in the display 3 Press the PUSH TO CLEAR button to select either ON or OFF in the clock display 4 Press the CLOCK button to activate 3 13 Time Mode The clock display can be altered to show the time in either a 12 hour or 24 hour format To change the clock display 1 Enter the User Select mode 2 Turn the oven mode dial until Time Mode appears in the display 3 Press the PUSH TO CLEAR button to select either 12H or 24H in the clock display 4 Press the CLOCK button to activate 3 14 Show Clock This function can be used to hide the time in the clock display All other functions such as Timer will continue to be shown as normal in the clock display when the time is hidden To hide the clock display 1 Enter the User Select mode 2 Turn the oven mode dial until Show Clock appears in the display 3 Press the PUSH TO CLEAR button to select either ON or OFF in the clock display Selecting OFF will hide the clock display 4 Press the CLOCK button to activate 25 Service Manual 599337 302B Series Titan Oven July 2006 3 15 L
34. d safety issues 7 7 7 Electrical Safety Ensure the mains power has been disconnected before servicing any part of the oven If the power is required to be on for electrical fault finding then extreme care should be taken not to make contact with electrical components other than with testing probes Ensure the oven is turned off when removing any electrical component or connection WARNING TO AVOID ELECTRIC SHOCK Do not attempt to service this oven without suitable training and qualifications EI Electrostatic Discharge An anti static strap is to be used as electrical static discharge ESD pt protection when servicing electronic components 1 1 3 Good Working Practices Ensure the work areas are kept tidy and free of hazards while servicing the oven On completion of the servicing ensure the oven and work areas are left clean and tidy 1 1 4 Insulation Test Megger test to check insulation Warning Short together the phase and neutral terminals to avoid damaging any electronic circuitry 1 1 5 Sheet Metal Edges When working around cut sheet metal edges use appropriate gloves or SS protection to eliminate the chance of receiving a laceration Service Manual 599337A 302B Series Titan Oven July 2006 1 2 Specialised Tools 1 2 1 Anti Static Strap An anti static strap is to be used as E S D protection when replacing or handling electronic components 1 2 2 Fisher amp Paykel Smart Tool Handheld computer s
35. de refer to Section 4 1 E Choose Tech Select option DOWN LOAD dial position 19 3 Hold the Fisher amp Paykel Smart Tool up to the clock module display top left corner and press CLEAR to initiate download 4 Data can now be viewed on your PC Temperature recalibration If customer complains of oven performing too hot cold the temperature can be manually adjusted by 10 C 20 F in increments of 1 C 2 F This can be achieved by turning the oven mode knob to position 20 in Technician mode and using the Temperature dial to select the desired offset Press the clock button to activate Technical Data Log The Technical Data Log has a PC interface containing several sections of information These sections can be viewed as follows Info Section This section contains general identification information for the oven Current Previous Fault Information Sections There are four sections displaying information on the two most recent fault codes for each oven cavity The information contained details the oven settings electronic board temperatures and the status of all oven outputs at the time the fault occurred Status Section This section details all the current user settings and the electronic software and hardware details Also included are the following details Number of times each oven cavity was self cleaned Clock module board maximum temperature The day maximum temperature occurred Number
36. e to be used It has a data link to the clock module Current Draw 72 mA 2 23 Function L C D Module The function LCD module is controlled by the clock module It displays the oven mode selected by the function switch module Current Draw 72 mA 2 24 Clock Module The clock module contains a flash micro controller that controls all oven electrical components Data can be accessed from the micro controller using the Fisher amp Paykel Smart Tool light pen or comms connection Current Draw 200 mA Figure 2 24 15 Service Manual 599337A 302B Series Titan Oven July 2006 2 25 Power Module 390511 ES 8 N c t a 12 vac transformer tQ 2A Time D I 5A Slo Blow y 4 M 1 84388 SHON NON 3 Power module fuses Figure 2 25 The power module is a Fisher amp Paykel specific P C B that drives oven lights fans elements and lock motors It also monitors the sensors and micro switches and provides power to the control panel Voltage 12 2 26 Power Transformer 12v 120v 60hz Refer fig 8a 2 27 Cooling Fan Resistor Power Rating 50 watt Resistance 220 Ohms Max Ambient Temp 185 F 85 C Refer fig 8a 16 Service Manual 599337 302B Series Titan Oven July 2006 2 28 Thermal Limiters If a thermal limiter has tripped there will be no continuity across its contact
37. e wiring harness wires are clear of possible crush points during reassembly Follow the reassembly procedure refer to Section 7 5 Mounting racket Figure 7 6 7 7 Function and Temperature L C D Modules and Lenses Location Control Panel L C D Modules Removal 1 Follow the general servicing instructions for components around the control panel area refer to Section 7 2 Remove the temperature oven mode knobs and the clock twist button Disconnect the earth wire and remove the mounting panel Unclip the faulty module from the retaining lens and lift out Disconnect the wiring harness and transfer it to the replacement module Note Take care not to leave fingerprints or visible marks on any lens surface Reassembly 1 Remove the protective strip from the L C D module screen 2 Refit in reverse manner Note Ensure the wiring harness wires are clear of possible crush points when reassembling Follow the reassembly procedure refer to Section 7 5 47 Service Manual 599337 302B Series Titan Oven July 2006 7 8 L C D Lenses Removal Follow the procedure for removal of L C D modules above to step 4 2 Remove the damaged lens and clean the old adhesive strip area 3 Remove the adhesive tape backing strip from the replacement lens 4 Remove the protective strip from the replacement L C D lens and attach it ensuring it is fitted squarely Note Take care not to leave
38. ected The cooling fan will only turn off if the oven cavity has cooled below 300 F 150 C after use the oven cavity temperature is above 550 F 290 C the cooling fan will run at high speed During the Self Clean Cycle the cooling fan in the cavity being cleaned will run at high speed the other cavity will run on low speed in a double oven Voltage 115 120 vac Frequency 60 uz Wattage 56 watt 11 Service Manual 599337 302B Series Titan Oven July 2006 Cooling Fan Speeds Cooling Fan Oven Mode Speed Bake ae Aero Bake Warm i True Aero pe Maxi Broil Grill s Broil Grill ye Aero Broil Grill TM Pastry Bake pe Aero Pastry ped Roast Hi Aero Broil Grill 1 20 min ai Roast Low Bake for remainder Self Clean Cycle top speed refers to single ovens or the cavity being used in double oven 2 9 Active Vent Fan Exhaust Fan The vent fan will operate for the first thirteen minutes of all oven modes except Warm does not operate and Self Clean Cycle Broil Grill modes runs continuously Voltage 220 240 vac Frequency 50 60 HZ Wattage 18 watt 2 10 Outer Broil Grill Element The outer broil grill element will turn on eight seconds after a mode is selected Operational Modes Bake Aero Bake Warm Maxi Broil Grill Aero Broil Grill Roast Self Clean Voltage 220 240 vac Wattage 1500 watt 12 Service M
39. edure refer to Section 7 5 57 Service Manual 599337 302B Series Titan Oven July 2006 7 20 Runners Location Side walls of oven cavity Removal 1 2 Lift the clip at the front of the runners Lift the front of the runners away from the side wall Pull the runners out of the oven to release them from the stud hangers at the rear Reassembly Refit in reverse manner 7 21 Oven Door Removal 1 Open the oven door to its fully open position 90 to oven 2 Pull the hinge clips on the lower arm of the hinges forward until they lock onto the upper arm 3 Raise the door ensuring the clips load the top arm of the hinges 4 Lift the oven door out of the hinge slots Reassembly 1 Place the hinge arms into the hinge slots ensuring they lock into place 2 Ensure the oven door is opened fully unlock the upper arm from the hinge clips 3 Raise the door slightly and ensure the hinge clips are released from the upper arms 4 Check the door closes and seals correctly 7 22 Oven Door Disassembly To separate door inner and door outer assemblies 1 2 3 Remove the door from the oven refer to Section 7 21 Lay the door face down on a flat clean working surface Remove the four hinge screws on the bottom of the door and the eight retaining screws down the sides of the door Separate the inner and outer door assemblies 58 Service Manual 599337 302B Series Titan Oven July 2006
40. ement run away Refer to Section 5 22 Faulty temperature sensor incorrect reading Refer to Section 5 23 40 Service Manual 599337 302B Series Titan Oven July 2006 5 25 Tracing oven door switch and door lock switch faults Refer to Technical Overview Section 2 31 PROCEDURE Oven Door Switch 1 Push the door switch plunger in and out to ensure it is operating correctly 2 Check to see if the door switch is faulty by holding the switch in for eight seconds If the oven lights switch OFF then the door switch is not faulty 3 If the oven lights do not switch ON and OFF then check the wiring continuity between the door lock assembly and the power module 4 the wiring continuity is good replace the door lock assembly refer to Servicing Instructions Section 7 23 Door Lock Switches Test to ensure the lock switch is switching properly 1 Use a multimeter to check that the door lock switch readings back to the power module are correct When the door is not locked Lock Switch 1 inputs should be short circuit and Lock Switch 2 inputs should be open circuit The readings are vice versa when the door is locked Figure 5 25 2 Check the continuity and insulation resistance of the lock switch wiring Replace the door lock assembly if a wiring continuity insulation resistance fault cannot be repaired refer to Servicing Instructions Section 7 23 f the wiring continuity and insulation resistances are good it is
41. en mode displays will dim and Cook Time and Auto will flash in the clock display If the oven mode and temperature dials are turned to OFF the oven will revert to normal operation after 8 seconds 3 9 User Select Modes This allows the user to change some of the settings displayed on the control panel To enter User Select mode 1 2 Ensure that the oven mode temperature dials are off and that no automatic delayed start programs are operating Press the TIMER and then CLOCK buttons and hold down together until the oven beeps about 2 seconds The oven mode display left hand one on dual ovens will display User Select The user select modes that can altered are as follows 3 10 Sabbath Mode Sabbath mode is designed for religious faiths that observe a no work requirement on the Sabbath When the oven is in Sabbath mode worms clock temperature and oven mode displays will be disabled no tones will sound no error messages or temperature changes will be displayed the oven cavity lights will remain in the same state on or off as when the Sabbath Mode is set set the Sabbath mode Enter the User Select mode Turn the oven mode dial until Sab Mode appears in the display Turn the PUSH TO CLEAR knob to select the length of time the oven is to be kept in Sabbath mode The maximum is 99 hours in 1 hour steps Turn the temperature dial to select a temperature Bake is the only oven mode that c
42. essing and holding the TIMER button and then the STOP TIME button Hold for 2 seconds The Oven Mode Display will now show TECH SELECT Note The clock display will show the version of software installed in the product The oven is now in Technician Mode oven diagnostics can be carried out 4 2 Exiting the Technician Mode To exit Technician Mode at any time press any button other than CLEAR or TIMER 4 3 Technician Mode Navigation 1 2 Ensure Oven Mode Display shows TECH SELECT Refer to Section 4 1 Use the Oven Mode dial to navigate through the 19 Tech Select positions If any position from 1 to 11 is selected then the components ON OFF status is displayed in the oven temperature display Push the clock twist button to turn the component ON or OFF When an element is turned ON the cavity temperature will be displayed instead of ON 27 Service Manual 599337A 302B Series Titan Oven July 2006 Oven Mode Knob Oven Mode T Position Display SR DUO clockwise 1 TOP Broil Grill Element Inner INNER 2 Broil Grill Element Outer OUTER 3 FAN Fan Element and Oven Fan ELEMNT 2 4 5 THROAT Throat Element ELEMNT 6 LOWER Bake element ELEMNT i 7 Cooling Fan 8 Catalytic Smoke Eliminator ELIM CAVITY i i 9 cus Cavity Lights 10 LOCK Lock Motor MOTOR 11 VENT Vent Fa
43. f Clean Cycle Additionally during the first fifteen seconds of each minute the bake element is on and during the third fifteen seconds of each minute the Broil Grill outer element is on cooling fan for the cavity being cleaned will be on high speed The cooling fan for the other cavity will be on low speed During the Self Clean Cycle in a double oven the cavity not being cleaned cannot be operated in any mode oven heats for its cleaning temperature and maintains this temperature approximately 212 hours into the cycle elements then turn off and the cool down period commences When the temperature reduces to 356 180 C the door will unlock and the Door Lock display will disappear from the clock display When the self clean cycle has finished Clean and 00 00 will flash in the clock display until the product is returned to manual operation Press the PUSH TO CLEAR button and turn the oven mode and temperature dials to the OFF position to do this At the completion of the self clean cycle there may be grey ash deposited on the inside of the oven The amount of ash is dependent on the amount of soil in the oven before cleaning To remove the ash wait until the oven has completely cooled The bulk of the ash is easily removed with a small brush or dry cloth then by wiping over with a damp cloth self clean mode can be cancelled at any time by turning the oven dials to OFF
44. he joinery cavity Sliding the oven out eight inches 200mm will give sufficient access space 2 Detach the control panel from the frame uprights by removing the two screws located either side of the rear of control panel 3 Remove the wiring harness from the power module 4 Lift the control panel off the two support brackets The function temperature and clock modules are now accessible Reassembly Refit in reverse manner 45 Service Manual 599337 302B Series Titan Oven July 2006 7 3 Components in Back Panel Area 1 Remove the oven from the joinery cavity refer to Section 7 1 2 Remove the six rear most screws on the top panel 3 Remove the two screws fixing the cable connector panel to the back panel 4 Remove the back panel screws and lift off the back panel Components at the back of the oven will now be accessible Reassembly 1 Refit in reverse manner 2 Follow the reassembly procedure refer to Section 7 5 7 4 Components in Service Panel Area 1 Remove from the joinery cavity refer to Section 7 1 Warning To avoid the oven tipping forward remove shelves utensils and doors Refer to Section 7 21 Note The oven does not need to be removed completely from the joinery cavity Sliding the oven out 8 inches 200mm will give sufficient access space 2 Remove the two screws fixing the service panel to the side panels 3 Lift off the service panel The power module and other electron
45. he replacement fan 5 Separate the vent fan from the vent tube Reassembly Refit in reverse manner Follow the reassembly procedure refer to Section 7 5 7 18 Oven Cavity Fan Location Back panel area Removal 1 Follow the general servicing instructions for components around the back panel area refer to Section 7 3 Note If the oven fan is not operating check to see if the fan element is operating correctly The element will burn out if it has no cooling air supply 2 Disconnect the wires to the fan motor 3 Remove the oven fan shroud refer to Section 7 19 4 Remove the oven fan blade Note Turn the fan blade securing nut clockwise to remove left hand thread 5 Remove the three fan motor mounting screws and remove the fan motor from the rear 6 Transfer the mounting plate to the replacement fan motor Note To remove the mounting plate use pliers to bend the holding tabs Reassembly Refit in reverse manner Holding Follow the reassembly procedure refer to MEI Section 7 5 Figure 7 18 7 19 Fan Shroud Location Rear wall of oven cavity Removal 1 Remove the utensils shelves and runners refer to section 7 20 2 Remove the two screws securing the top of the shroud Note Hold the shroud when removing screws as it will fall forward 3 Remove the shroud from the two tongue slots at the bottom of the oven cavity Reassembly Refit in reverse manner Follow the reassembly proc
46. ic components will now be accessible Reassembly Refit in reverse manner Follow the reassembly procedure refer to Section 7 5 7 5 Reassembly Procedure ES 1 After repairing or replacing components ensure that all wiring terminals are correct and tight Restore power and test repaired or replaced components refer to Diagnostics Section 4 3 Disconnect the power supply and refit panels Slide the oven back into the joinery cavity and refit the four securing screws Refit the oven doors shelves and utensils Restore the power reset the clock and check the oven modes 46 Service Manual 599337A 302B Series Titan Oven July 2006 7 6 Function and Temperature Switch Modules Location Control Panel Removal 1 Follow the general servicing instructions for components around the control panel area refer to Section 7 2 2 Remove the temperature oven mode knobs and the clock twist button Note To best work on the control panel turn it face down and place blocks of polystyrene under the ends to elevate it off the working surface 3 Disconnect the earth wire and remove the mounting panel 4 Remove the retaining nut and washer from the faulty module 5 Disconnect the wiring harness and transfer to the replacement module 6 Remove the plastic mounting bracket from the faulty module and transfer it to the replacement module Reassembly Refit in reverse manner Note Ensure th
47. l 599337 302B Series Titan Oven July 2006 2 6 Serial Number The serial number consists of three letters and six digits and contains the following information Example M 123456 LE Sequential Serial Number Manufacturing Plant Code FISHERPAYKUL Code indicates month of manufacture CUMBERLAND Code indicates year of manufacture Cumberland Code Letter C U M B E L A N D Year 1 2 3 4 5 6 7 8 9 0 Fisherpaykul Code Letter F S H E Y K U L Month 1 2 3 4 5 6 7 8 9 10 11 12 Manufacturing Plant Code A Laundry Australia F Refrigeration New Zealand M Range amp Dishwasher N Laundry New Zealand Q Refrigeration Australia In the example above the appliance was manufactured in the second month of the third year 2003 at the Range amp Dishwasher plant 10 Service Manual 599337 302B Series Titan Oven July 2006 2 7 Oven Cavity Fan Convection Fan The oven cavity fan will turn on eight seconds after the mode is selected The fan should always operate when the fan element is on Operational Modes True Aero Aero Bake Aero Pastry Aero Broil Grill Roast first 20 minutes only Warm Bake pre heat assistance only Pastry Bake pre heat assistance only Voltage 240 VAC Wattage 35 watts Frequency 60 uz 2 8 Cooling Fan The cooling fan will turn on as soon as the oven mode dial is moved from the OFF position It will turn off after eight seconds if a temperature isn t sel
48. le Oven USA Wiring Schematic Oven Fan 35W TOP RIGHT CORNER AA AW UY Suppression Capacitor BOTTOM RIGHT CORNER BLK BLACK BLU BLUE BRN BROWN GRN GREEN GRY GREY LT BRN LIGHT BROWN WHI WHITE Y z YELLOW Oven Wiring Schematic 44 Service Manual 599337 302B Series Titan Oven July 2006 d 7 1 7 2 Service Procedures In order to service components of the oven certain procedures must be followed These procedures are as follows To avoid stripping screws do not over tighten when reassembling parts If using a screw gun have the torque setting on low Take extra care not to damage wire terminals on removal as some have release clips Removal from Joinery Cavity ES 1 Disconnect the unit from the power supply 2 Remove the oven doors shelves and utensils refer to Section 7 21 3 Remove the two screws on either side of the oven frame that secure the oven to the joinery 4 Slide the oven out of the cavity onto a suitable support Warning This oven is heavy and care should be taken to use correct lifting techniques Reassembly Refit in reverse manner Components in Control Panel Area 1 Remove the oven from the joinery cavity refer to Section 7 1 Warning To avoid the oven tipping forward remove the shelves utensils and doors Refer to Section 7 21 Note The oven does not need to be removed completely from t
49. le and disconnect the faulty sensor Reassembly 1 Push the excess wire back through the hole in the oven cavity 2 Refit in reverse manner 51 Service Manual 599337A 302B Series Titan Oven July 2006 Follow the reassembly procedure refer to Section 7 5 7 13 Oven Lamp Glass and Bulb Location Oven cavity back corners and top of the oven cavity opening Removal 1 Remove the glass cover by swivelling the Flat head retaining tab upward to clear the edge of EM Screwdriver glass Note The retaining tabs are designed to be swivelled using a flat head screwdriver Swivelling 2 Remove the faulty bulb Retaining Caution Do not handle halogen bulbs with Reassembly bare hands Use gloves or a cloth rag Refit in reverse manner Figure 7 13 Note Ensure the glossy side of the glass cover is facing the inside of the oven cavity 7 14 Oven Lamp Assembly Location Rear corners and top front of the oven cavity For Rear Lamp Assemblies Removal 1 Remove the lamp cover and bulb refer to Remove the lamp body retaining screws and Follow the general servicing instructions for components in the back panel area refer to Section 7 3 Section 7 13 the lamp holder retaining screws Figure 7 14a Disconnect the lamp assembly wires at the connectors in the back panel area Pull the lamp assembly wires out through the oven cavity Note String can be tied on the
50. likely that these switches are not faulty refer to Symptom Procedure Checklist for further component tests 41 Service Manual 599337 302B Series Titan Oven July 2006 5 26 Determining which power module is faulty in a double oven F4 or F5 Fault Codes Refer to Technical Overview Section 2 25 Setup the double oven as if it were a single oven so that the faulty power module can be eliminated PROCEDURE For Upper Cavity power module Link Harness Figure 5 26 1 Unplug the purple harness from the clock module 2 Remove the link harness to the lower cavity power module The clock module now assumes there is only one power module The second power module will run in a powered but disabled mode elements will not operate 3 Try to operate the upper cavity If the fault code reappears then the upper cavity power module is faulty and needs to be replaced refer to Servicing Instructions Section 7 9 the fault code does not reappear then the lower power module is faulty and needs to be replaced 42 Service Manual 599337 302B Series Titan Oven July 2006 6 Wiring Diagrams 6 1 Double Oven USA Wiring Schematic VW WW WW mw Lock Motor 4W 230VAC NAP QNID Lock Motor 4W 230VAC Part No 546841 A Oven Wiring Schematic 43 Service Manual 599337 302B Series Titan Oven July 2006 6 2 Sing
51. lowable temperature 185 85 around electronics was exceeded DIAGNOSIS Check for cooling fan faults or vent blockages refer to Section 5 19 5 14 SYMPTOM Fault Code F2 displayed CAUSE Maximum allowable cavity temperature was exceeded during Self Clean Cycle DIAGNOSIS Check for temperature sensor faults refer to Section 5 23 Check for oven element faults refer to Section 5 22 Replace the power module if no other component faults can be found refer to Servicing Instructions Section 7 9 5 15 SYMPTOM Fault Code displayed CAUSE The oven temperature was sensed at over 600 F 315 C during normal cooking operation DIAGNOSIS Check for temperature sensor fault refer to Section 5 23 Check for oven element faults refer to Section 5 22 Replace the power module if no other component faults can be found refer to Servicing Instructions Section 7 9 5 16 SYMPTOM Fault Code F4 displayed CAUSE A fault occurred in the power module PROCEDURE Check all the connections to the power module and clock module the fault code re occurs replace the power module refer to Servicing Instructions Section 7 9 36 Service Manual 599337A 302B Series Titan Oven July 2006 5 17 SYMPTOM Fault Code F5 displayed CAUSE A communications error occurred between the clock module and the power module DIAGNOSIS Check the connections between the power module and clock mod
52. mmed or loose POSSIBLE CAUSES Assembly is incorrect Switch has failed DIAGNOSIS Check the switch module is assembled correctly and reassemble if required refer to Servicing Instructions Section 7 6 Replace the switch module if the fault can t be rectified refer to Servicing Instructions Section 7 6 SYMPTOM Incorrect Temperature or Oven Mode display at correct switch position POSSIBLE CAUSES Switch module is assembled incorrectly Switch module is faulty DIAGNOSIS Check the switch module is correctly assembled and reassemble if required refer to Servicing Instructions Section 7 6 Check all connections to the switch and clock modules Replace the switch module if there are no connection faults refer to Servicing Instructions Section 7 6 31 Service Manual 599337 302B Series Titan Oven July 2006 5 5 SYMPTOM Faulty Temperature or Oven Mode L C D Modules POSSIBLE CAUSES 5 6 Loose connection to the clock module Faulty temperature or oven mode L C D module DIAGNOSIS If the fault is that one segment of the display is always on or always off replace the L C D Module refer to Servicing Instructions Section 7 7 If the L C D module is displaying incorrect information check the connections from the L C D module to the clock and switch modules If there are no connection faults replace the L C D module Replace the switch module if no other faulty components can be found
53. n FAN 12 NUM Number Of Pyro Cycles performed CLEAN Number of times oven has reached 912 F 490 C 13 CLOCK Clock Module Temperature TEMP 14 PWR MD Power Module Board Temperature TEMP 15 MAX Maximum Temperature recorded on any Board POSED Push to reset value 16 The Cavity Temperature measured by the sensor 17 FAULT The two most recent Fault Codes are displayed Refer to Note 1 18 NUM Shows the number of days the product has been on DAYS 19 DOWN Shows that data can now be downloaded LOAD Press CLEAR to begin Smart Tool Download 20 TEMP Adjust temperature to suit customer OFFSET Press CLEAR to set Note When FAULT CODE is selected the oven temperature display will show the two most recent fault codes in the following temperature knob positions If OFF is displayed then there are no faults logged Temperature Dial Position Description 0 Most Recent Fault 1 274 Most Recent Fault If the same fault occurs consecutively it will only be recorded as one fault If the Most Recent Fault code is cleared from the log it will then be recorded as the 274 Most Recent Fault The Most Recent Fault position will be left blank 28 Service Manual 599337 302B Series Titan Oven July 2006 Note To clear a fault code from the log push CLEAR when it is displayed in the temperature display 4 4 Technical Data Log 4 5 4 6 Enter Technician Mo
54. n will operate at low speed until the cavity temperature is below 300 F 150 C If the cavity temperature is above 520 F 270 C the cooling fan will operate at high speed 2 Replace the power module if no other component faults can be found the cooling fan triac may be faulty refer to Servicing Instructions Section 7 9 37 Service Manual 599337 302B Series Titan Oven July 2006 5 20 Tracing oven cavity fan faults Refer to Technical Overview Section 2 7 PROCEDURE If oven cavity fan will not operate 1 2 3 Enter Technician Mode diagnostics to test the oven cavity fan operation refer to Diagnostics Section 4 3 If the oven cavity fan operates in diagnostics but not in normal operation Check for door switch faults refer to Section 5 25 Test for 220 240volts across contacts or substitute the fan with a dummy load Replace the fan if tests are good refer to Servicing Instructions Section 7 18 Check the continuity of the fan wiring circuit back to power module including thermal limiters and the isolating relay Note The isolating relay is only energised when an oven mode is selected the wiring continuity is good then it is likely that the oven cavity fan is not faulty refer to Symptom Procedure Checklist for further component tests If the oven cavity fan will not turn off 1 Replace the power module if no other component faults be found the cooling fan triac may be faulty
55. of days the oven has been in operation since the power up Number of times the door has been opened Function Log Section This section details the last ten oven modes used and the oven settings the user selected Self Clean Log Section This will record the last five self clean cycles The following data will be recorded when the oven cavity temperature exceeds 550 F 288 C and a self clean cycle is set Day number the Self Clean mode was used up time between 550 F 288 C and maximum temperature Maximum oven cavity temperature reached during Self Clean 29 Service Manual 599337 302B Series Titan Oven July 2006 5 Fault Diagnostics 5 1 SYMPTOM Oven electrical components are unresponsive POSSIBLE CAUSES Clock not set after powering up Blown fuse Faulty supply wiring or connections Faulty power transformer Tripped microtemp limiter Faulty power module DIAGNOSIS the clock colon is flashing push the clock button to set the time Check circuit breaker or fuse at the switchboard for the correct supply voltage at the mains terminal block gt 120 volts Check the power transformer by testing for 12vac on the 2 way connector into the power module refer to Technical Overview Section 2 25 Replace if there is no 12vac Check for a tripped microtemp limiter and replace if tripped Check the other thermal limiters and trace the likely cause for tripping refer to Se
56. refer to Servicing Instructions Section 7 6 SYMPTOM DOORLOCK and PROBE showing for lower cavity double oven only POSSIBLE CAUSES Lower cavity power module has no power DIAGNOSIS Check the connection between upper and lower cavity power modules Test for the correct supply voltage to the lower cavity power transformer 120volts Check the connection from the power transformer to the lower cavity power module Check for a blown power module fuse by testing for 12voc between pins 1 and 6 of the 12 way clock connector on the power module refer to Technical Overview Section 2 25 gt there is no 12vac then the fuse has blown Replace the power module refer to Servicing Instructions Section 7 9 Tracing the cause of a blown power module fuse Check the resistance to earth of the lamp wiring and replace if there is a short circuit refer to Servicing Instructions Section 7 14 Check the power transformer by testing for 12vac on the 2 way connector into the power module Replace the transformer if the voltage exceeds 12vac 32 Service Manual 599337 302B Series Titan Oven July 2006 SYMPTOM Oven Under Cooking POSSIBLE CAUSES ar 5 8 Incorrect oven use Incorrect temperature scale used Faulty temperature sensor Faulty oven element Faulty oven cavity fan Blown thermal limiter Faulty power module Check that the oven is being operated correctly check the oven Use amp Care Guide
57. refer to Servicing Instructions Section 7 9 5 21 Tracing oven light faults Refer to Technical Overview Section 2 17 PROCEDURE If light bulb is faulty 1 Replace halogen bulb refer to Servicing Instructions Section 7 13 If all the lights will not turn on or replacing the bulb s did not fix the problem 1 Check the continuity of the light wiring back to power module refer to Technical Overview Section 2 25 for light connector location Replace the lamp assembly if there is no continuity refer to Servicing Instructions Section 7 14 Check power module light connector for 12vac across pins 1 amp 2 and 183 refer to Technical Overview Section 2 25 Replace the lamp assembly if 12vac is present refer to Servicing Instructions Section 7 14 If there is not 12vac across the light connector check for 12vac supply from the transformers and correct power supply from the switchboard Replace the power module if the transformers and supply power voltages correct refer to Servicing Instructions Section 7 9 Note If the wiring continuity is good and 12vac is present it is likely that the oven lights are not faulty refer to Symptom Procedure Checklist for further component tests If the lights do not turn off 1 Check to see if the door switch is faulty by selecting an Aero Oven Mode and leaving the door open If the oven cavity fan starts after eight seconds the switch is faulty
58. s Limiter Locations P T 1 E 4 SE 2 28 Note TL Thermal Limiter MTL Microtemp limiter Double ovens have thermal limiters TL1 amp TL2 and a microtemp limiter MTL Single ovens have thermal limiter TL1 and a microtemp limiter MTL 17 Service Manual 599337 302B Series Titan Oven July 2006 MTL Microtemp Limiter This is a non resettable thermal limiter positioned to detect electronics area over temperature caused by a cooling fan failure It will cut power to the power transformers disabling the oven when tripped Capacity Rating 25 Amps at 240 vac Trip Temperatures 200 F 93 TL 1 amp TL2 These are non resettable thermal limiters positioned to detect the upper cooling fan failure on a double oven They will cut power to the oven elements when tripped Capacity Rating 16 Amps at 12VDC Trip Temperatures 240 F 140 C 2 29 Isolating Relay Double Line Break Relay This relay switches the elements cavity fan and vent fan on the opposite side to the power module relay switches only energised when oven mode is selected Coil Voltage 12 voc Figure 2 29 Coil Input 1 watt 2 30 XY Capacitor This capacitor provides surge protection for the oven Voltage 250 VAC Class X2Y2 Temp Range 105 to 210 F 40 to 100 C Refer fig 8a 2 31 Micro Switches There are three micro switches in
59. sor faults refer to Section 5 23 Check for oven element faults refer to Section 5 22 Replace the power module if no other component faults can be found refer to Servicing Instructions Section 7 9 34 Service Manual 599337 302B Series Titan Oven July 2006 5 11 SYMPTOM Oven heats slowly or fails to reach preset temperature POSSIBLE CAUSES Incorrect oven use Faulty door switch Low supply voltage Faulty temperature sensor Faulty oven element fan Faulty power module Ensure the oven door closes and seals correctly Check for door switch faults refer to Section 5 25 Check for temperature sensor faults refer to Section 5 23 Check for oven element faults refer to Section 5 22 Replace the power module if no other component faults can be found Refer to Servicing Instructions Section 7 9 5 12 SYMPTOM Lights do not turn On Off POSSIBLE CAUSES Blown oven light bulb s Faulty oven door switch Faulty wiring Faulty power module Replace bulb s if faulty If lights do not turn off check for oven door switch faults refer to Section 5 25 Check for oven light faults refer to Section 5 21 Replace the power module if no other component faults can be found refer to Servicing Instructions Section 7 9 23 Service Manual 599337 302B Series Titan Oven July 2006 5 13 SYMPTOM Fault Code F1 displayed in Tech Select only Refer to 4 0 Diagnostics CAUSE Maximum al
60. the door lock assembly Voltage 12 voc Refer fig 5 25 18 Service Manual 599337A 302B Series Titan Oven July 2006 2 32 Self Clean Pyrolytic Cycle Duration 3hrs Pyro Temp 925 F 500 C Heat up time 50 minutes approx Holding time 100 minutes approx Cool down time 30 minutes Self Clean Cycle will not start check that there are no meat probes inserted and that the control knobs of the cavity that is not being cleaned in a double oven are in the OFF position oven self clean mode operates by heating the oven to a temperature of approximately 925 F 500 C This burns off and breaks down soil and grease deposits The ash residue that remains can simply be removed from the cool oven with a damp cloth or sponge The self clean cycle normally takes about three hours To start a Self Clean Cycle 1 Turn the oven mode dial until Self Clean appears in the display 2 Select the maximum temperature using the temperature dial _ 000 will appear in the temperature display This will changeto _ when cycle begins Door Lock and Clean will show in the clock display door lock will automatically activate once the Self Clean mode and maximum temperature have been selected countdown of minutes remaining will be shown in the clock display The Broil Grill inner element the throat element the smoke eliminator element and the vent fan operate during the Sel
61. the top panel 3 Remove the two wires from the power supply terminal block and the two wires from the power module refer to Technical Overview Section 2 25 Note Ensure that when removing the wires from the terminal block that they are refitted to the correct terminals 4 Remove the four transformer retaining screws and lift out the transformer Note Ensure the replacement transformer has the correct voltage and frequency Re assembly Refit in reverse manner Follow the reassembly procedure refer to Section 7 5 7 11 Thermal Limiter amp Microtemp Limiter ES Location thermal limiter in the back panel area microtemp limiter in the top panel area Removal Note Refer to Technical Overview 2 28 for thermal limiter and micro limiter locations and specifications 1 Follow the servicing instructions for components around the back panel and service panel areas refer to Sections 7 3 amp 7 4 2 Remove the required panels 3 Remove the wires from the faulty thermal limiter 4 Remove the retaining and remove the limiter Reassembly 1 Refit in reverse manner 2 Follow the reassembly procedure refer to Section 7 5 7 12 Oven Temperature Sensor Location Oven cavity rear top left corner Removal 1 Remove the oven fan shroud refer to Section 7 19 2 Remove the two screws securing the sensor to the oven cavity 3 Pull the sensor wires through hole in the oven cavity wall until the wire connector is accessib
62. ule the fault code re occurs replace the power module refer to Servicing Instructions Section 7 9 5 18 SYMPTOM Fault Code F7 displayed CAUSE A fault occurred with the oven door lock DIAGNOSIS Check that the oven door lock has not jammed refer to Servicing Instructions Section 7 24 Check for oven door switch and door lock switch faults refer to Section 5 25 Check for temperature sensor faults refer to section 5 23 Replace the power module if no other component faults can be found refer to Servicing Instructions Section 7 9 5 19 Tracing Cooling Fan Faults Refer to Technical Overview Section 2 8 PROCEDURE If the cooling fan will not start 1 Enter Technician Mode diagnostics to test the cooling fan operation refer to Diagnostics Section 4 3 The cooling fan will operate at low speed in normal operation When the cooling fan is turned on in diagnostics it will run at high speed 2 Test for the correct voltage across the cooling fan contacts or substitute the fan with a dummy load Replace the fan if tests are good refer to Servicing Instructions Section 7 16 3 Check fan wiring continuity back to the power module If the wiring continuity is good then it is likely that the cooling fan is not faulty refer to Symptom Procedure Checklist for further component tests If the cooling fan will not turn off 1 Check for temperature sensor faults refer to Section 5 23 The cooling fa
63. upplied in protective case with F amp P diagnostics software and service information loaded P N 813140 includes light pen P N 425930 Service Manual 599337 302B Series Titan Oven July 2006 2 2 1 2 2 2 3 2 4 2 5 OD 302 M Technical Overview Oven Weights OS302 Weight 190 Ibs 86 Kg OD302 Weight 340 Ibs 154 Kg Power Rating Single Supply Voltage Rating Double Supply Voltage Rating 3wire 120 240v 5 1kW 3wire 120 240v 9 2kW 120 208v 3 9kW 120 208v Oven Dimensions Width 24 610mm Height 16 405mm Depth 16 405mm Cavity Volume 3 5cu ft 0 1 Location of Serial Plate The product serial plate is located on the left hand side behind the grill between the control panel and the oven door top oven door on dual oven models Model Number Product Code Service Version The model number contains the following information Finish M Iridium Series Product Width inches Single or Double Oven Product Type Oven The product code is a dedicated number used to identify model variations eg different colour market etc eg 88437 is an OD302 stainless steel F amp P branded US product The Service version is used to signify that some new components or features are not retro fittable to earlier product versions eg 88437 B uses a number of different spare parts which are contained in a separate parts manual to 88437 Service Manua
64. wait 8 seconds for the setting to be adopted and the timer will begin to count down To cancel the timer 1 Press PUSH CLEAR When the set time finishes Timer and 00 00 will flash and the timer will beep Press TIMER or PUSH TO CLEAR to stop the beeping and clear the timer The timer does not turn the oven off Set Automatic Delayed Time Cooking To set Automatic Delayed Time Cooking 1 2 Check that the clock shows the correct time Select upper or lower oven cavity by pressing UPPER LOWER for double ovens only Press the COOK TIME button Cook Time and Auto will flash and 00 00 will show in the oven display Turn the PUSH TO CLEAR knob to select the desired length of cooking time e g 2 hours The maximum cooking time that can be selected is 23 hours 59 minutes To set the time the oven is to turn off press the STOP TIME button Stop Time and Auto will flash in the oven display Set the stop time by turning the PUSH TO CLEAR button Choose the cooking mode and temperature required These settings will automatically be adopted after 8 seconds or you can press the STOP TIME button Each of the steps in setting Automatic Delayed Time Cooking must be started within 8 seconds of the previous step being completed otherwise the clock display will revert to the time of day and the process will have to be started over again If there is time
65. wo step program where during the first stage the complete broil grill element and the oven fan come on to sear the meat The oven then automatically heats to the selected temperature for the remainder of the cooking time During this latter part of the cooking the oven fan is off and the upper outer and the bake elements provide the heating Broil Grill Heat comes from the upper inner broil grill element Maxi Broil Grill Heat comes from both the upper inner and outer broil grill elements Aero Broil Grill Heat comes from both the upper inner and outer broil grill elements and is circulated throughout the oven cavity by the oven fan Self Clean Refer to Section 2 32 for an explanation of how this function operates 3 5 Active Vent and Cooling Fans The active vent fan operates all oven modes except Warm It extracts oven cavity air when the oven door is closed The cooling fans vent air out below the oven door they operate whenever the oven is in use During Broil Grill modes and Self Clean the cooling fan runs at a higher speed to keep the oven exterior cool Refer to Section 2 8 for details of cooling fan speeds in various oven modes 22 Service Manual 599337 302B Series Titan Oven July 2006 3 6 Minute Timer To set the timer 3 7 1 2 Press TIMER Timer and the colon will flash in the clock display Rotate the PUSH TO CLEAR button to select the time needed Press TIMER or
66. y refer to Section 7 1 If the door lock is engaged and the door cannot be opened refer to the following procedure Remove the front door lock inspection panel Remove the link pin cir clip and disconnect the link arm Note Take care not to lose the link pin cir clip or pin The door lock will now be free to disengage If the door lock needs to be replaced refer to following procedure Removal Figure 7 24 1 2 Follow the general servicing instructions for components around the back panel and service panel areas refer to Sections 7 3 amp 7 4 Remove the door switch and lock motor wiring harnesses from the power module and disconnect the two wires from the isolating relay Remove the front and rear door lock assembly retaining screws Remove the wire connector from the door switch This is only necessary for the upper door lock on a double oven Slide the door lock assembly out the rear of the side panel Note Take care not to lose the door switch spring when removing the door lock assembly Reassembly Refit in reverse manner Follow the reassembly procedure refer to Section 7 5 Note Ensure the isolating relay wires are connected 62 Service Manual 599337 302B Series Titan Oven July 2006 7 25 Component Location Guide For US Products Isolating Relay Clock Module Power dL L C D Switch Transformer Modules Power Module Microtemp Limiter 93 XY Cap

599337A USA Titan Aerotech Oven Service Manual

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