Service Manual 546596A: 302 Series Titan Oven June 2005
5
3.12 SHORT ALERT .................................................................................................................................................................26
3.13 TIME MODE ....................................................................................................................................................................26
3.14 SHOW CLOCK..................................................................................................................................................................26
3.15 LANGUAGE .....................................................................................................................................................................27
3.16 OVEN RESET ...................................................................................................................................................................27
4. DIAGNOSTICS ................................................................................................................................................................28
4.1 ENTERING THE SALES MODE & TECHNICIAN MODE.......................................................................................................28
4.2 EXITING THE TECHNICIAN MODE....................................................................................................................................28
4.3 TECHNICIAN MODE NAVIGATION ...................................................................................................................................28
4.4 ACCESSING TECHNICAL DATA LOG ................................................................................................................................30
4.5 TECHNICAL DATA LOG ...................................................................................................................................................30
5. FAULT DIAGNOSTICS..................................................................................................................................................31
5.1 SYMPTOM: OVEN ELECTRICAL COMPONENTS ARE UNRESPONSIVE ..............................................................................31
5.2 SYMPTOM: CONTROL BUTTONS OR CLOCK DISPLAY NOT OPERATING CORRECTLY OR UNRESPONSIVE.......................32
5.3 SYMPTOM: TEMPERATURE OR OVEN MODE SWITCH MODULE IS JAMMED OR LOOSE .................................................32
5.4 SYMPTOM: INCORRECT TEMPERATURE OR OVEN MODE DISPLAY AT CORRECT SWITCH POSITION ..............................32
5.5 SYMPTOM: FAULTY TEMPERATURE OR OVEN MODE L.C.D. MODULES .....................................................................33
5.6 SYMPTOM: “DOORLOCK” AND “PROBE” SHOWING FOR LOWER CAVITY (DOUBLE OVEN ONLY)............................33
5.7 SYMPTOM: OVEN UNDER COOKING ............................................................................................................................34
5.8 SYMPTOM: BAKING BURNS ON THE TOP ......................................................................................................................34
5.9 SYMPTOM: BAKING BURNS ON THE BOTTOM ...............................................................................................................35
5.10 SYMPTOM: OVEN SEEMS TO BE FUNCTIONING NORMALLY BUT DOES NOT HEAT..........................................................35
5.11 SYMPTOM: OVEN HEATS SLOWLY OR FAILS TO REACH PRESET TEMPERATURE ............................................................36
5.12 SYMPTOM: OVEN LIGHTS DO NOT TURN ON / OFF.......................................................................................................36
5.13 SYMPTOM: FAULT CODE F1 DISPLAYED IN TECH SELECT ONLY .................................................................................37
5.14 SYMPTOM: FAULT CODE F2 DISPLAYED......................................................................................................................37
5.15 SYMPTOM: FAULT CODE F3 DISPLAYED......................................................................................................................37
5.16 SYMPTOM: FAULT CODE F4 DISPLAYED......................................................................................................................37
5.17 SYMPTOM: FAULT CODE F5 DISPLAYED......................................................................................................................38
5.18 SYMPTOM: FAULT CODE F7 DISPLAYED......................................................................................................................38
5.19 TRACING COOLING FAN FAULTS.....................................................................................................................................38
5.20 TRACING OVEN CAVITY FAN FAULTS...............................................................................................................................39
5.21 TRACING OVEN LIGHT FAULTS ........................................................................................................................................39
5.22 TRACING ELEMENT FAULTS.............................................................................................................................................40
5.23 TRACING OVEN TEMPERATURE SENSOR FAULTS..............................................................................................................41
5.24 TRACING THERMAL LIMITER FAULTS ..............................................................................................................................41
5.25 TRACING OVEN DOOR SWITCH AND DOOR LOCK SWITCH FAULTS ....................................................................................42
5.26 DETERMINING WHICH POWER MODULE IS FAULTY IN A DOUBLE OVEN (F4 OR F5 FAULT CODES) ..................................43
6. WIRING DIAGRAMS .....................................................................................................................................................44
6.1 DOUBLE OVEN USA WIRING SCHEMATIC ......................................................................................................................44
6.2 SINGLE OVEN USA WIRING SCHEMATIC........................................................................................................................45
6.3 DOUBLE OVEN NZ / AUS WIRING SCHEMATIC .............................................................................................................46
6.4 SINGLE OVEN NZ / AUS WIRING SCHEMATIC ...............................................................................................................47
6.5 DOUBLE OVEN EU WIRING SCHEMATIC.........................................................................................................................48
6.6 SINGLE OVEN EU WIRING SCHEMATIC ..........................................................................................................................49
7. SERVICE PROCEDURES ..............................................................................................................................................50
7.1 REMOVAL FROM JOINERY CAVITY..................................................................................................................................50
7.2 COMPONENTS IN CONTROL PANEL AREA .......................................................................................................................50
7.3 COMPONENTS IN BACK PANEL AREA..............................................................................................................................51
7.4 COMPONENTS IN SERVICE PANEL AREA .........................................................................................................................51
7.5 REASSEMBLY PROCEDURE..............................................................................................................................................51
7.6 FUNCTION AND TEMPERATURE SWITCH MODULES.........................................................................................................52
7.7 FUNCTION AND TEMPERATURE L.C.D. MODULES AND LENSES .....................................................................................52
7.8 CLOCK MODULE OR BUTTONS........................................................................................................................................53
7.9 POWER MODULE.............................................................................................................................................................54
7.10 POWER TRANSFORMER ...................................................................................................................................................57
7.11 THERMAL LIMITER..........................................................................................................................................................57
7.12 OVEN TEMPERATURE SENSOR ........................................................................................................................................57
7.13 OVEN LAMP GLASS AND BULB .......................................................................................................................................58
7.14 OVEN LAMP ASSEMBLY..................................................................................................................................................58