GE PT925 User Manual

GE AppliancesGeneral Electric CompanyLouisville, Kentucky 4022531-9176GE ProfileWall OvenPT925Technical Service GuideSeptember 2008GE Consumer & In

– 10 –How to Set the Lower Oven for Baking/Roasting When Using the ProbeInsert the probe fully into the food.1. Plug the probe into the outlet in the

– 11 –To Set the ClockThe clock must be set to the correct time of day for the automatic oven timing functions to work properly. The time of day canno

– 12 –Control LockYour control will allow you to lock out the touch pads so they cannot be activated when touched.To lock/unlock the controls:Touch an

– 13 –Convection Fan OperationIn a convection oven, a fan circulates hot air over, under, and around the food.This circulating hot air is evenly distr

– 14 –How to Set the Lower Oven for Convection Baking or RoastingTouch the 1. CONVECTION BAKE pad and then the 2 pad for multi-rack convection baking

– 15 –Note: The maximum internal temperature that you can set is 200°F.7. Touch the START pad.The display will flash "PROBE", and the oven co

– 16 –5. Touch the START pad.The oven will turn on, and the display will show the cooking time countdown and the changing temperature starting at 100°

– 17 –7. Touch the START pad.Note:An attention tone will sound if you are using timed baking or roasting • and do not touch the START pad.If you would

– 18 –How to Set the Upper Oven For PizzaAdjust rack position for type of pizza tray being used.Touch the 1. PIZZA pad.Touch the number pads to selec

– 19 –How to Set the Upper/Lower Oven for CleaningThe oven doors must be closed and all controls set correctly for the cycle to work properly.Touch th

– 2 –IMPORTANT SAFETY NOTICEThe information in this service guide is intended for use by individuals possessing adequate backgrounds of electrical, el

– 20 –4. Using the number pads, enter the time of day you want the clean cycle to start.5. Touch the START pad.The upper and lower oven doors lock au

– 21 –Fahrenheit or Celsius Temperature SelectionYour oven control is set to use the Fahrenheit temperature selections, but you may change this to use

– 22 –12-Hour, 24-Hour or Clock BlackoutYour control is set to use a 12-hour clock.If you would prefer to have a 24-hour military time clock or black

– 23 –How to Set for Regular BakingMake sure the clock shows the correct time of day and both ovens are off.On the upper oven, touch and hold both the

– 24 –6. Touch the lower oven START pad.7. Touch the lower oven BAKE pad. No signal will be given.8. Using the number pads, enter the desired tempe

– 25 –Component Locator ViewsSingle Double Wall Oven (Profile shown)(Continued next page)Door LockBake ElementBroil ElementConvection FanMeat Probe Out

– 26 –Control Compartment (Continued next page)Cooling FanConvection ElementBack of Oven (Main Rear Panel Shown Removed)Lock Out RelayLower Oven Relay

– 27 –Oven Component Access Chart WARNING:The wall oven is heavy and requires two people to remove it from the installation. Care should be taken • wh

– 28 –Door AssembliesThe upper door contains many of the electronics and controls for the oven.Caution: The doors are heavy. Use the correct lifting p

– 29 –To replace the door:Firmly grasp both sides of the door at the top.1. With the door at the same angle as the removal 2. position, seat the inden

– 3 –Table of ContentsBake Element ...

– 30 –To replace the lower inner door assembly:Remove the outer door assembly. (See 1. Door Assemblies.)2. Remove the four T15 Torx screws (2 on each

– 31 –Assembly NotesWhen assembling, make sure the hinges are parallel to each other and perpendicular to the door liner. If not, the hinge may bind o

– 32 –Oven RemovalThe replacement of certain components require oven removal. (See Oven Component Access Chart.)WARNING: The oven is heavy and requir

– 33 –10. To remove the board from the slider board assembly, press the two tabs securing the board to the slider and lift the board from the assembl

– 34 –Rear Access PanelsThere are two rear access panels: the main rear access panel and the secondary rear access panel.To remove many of the oven co

– 35 –Oven Temperature SensorThe resistance of the temperature sensor is:1080 • Ω at room temperature2650 • Ω at clean temperatureTo remove the oven

– 36 –7. Carefully pull, then lower the broiler element towards the front of the oven to remove.Bake ElementThe upper bake element is rated at 1700 w

– 37 –Convection Bake ElementThe inner convection element is rated at 655 watts and the outer convection element is rated at 645 watts.The convection

– 38 –Relay BoardsThe relay boards can be accessed by removing the main rear access panel. The top relay board controls the lower oven, and the bottom

– 39 –Strip CircuitTo remove the lock assembly:Remove the main rear access panel. (See 1. Rear Access Panels.)Remove the two T15 Torx screws from the

– 4 –IntroductionThe new 30-in. wall ovens have superior style and performance. These ovens feature electronic controls that utilize the precision of

– 40 –Sail Switch AssemblyThe sail switch assembly is located on the back of the unit, above the cooling fan, and is operated by the airflow of the fan

– 41 –Cooling FanThe cooling fan is located in a recess in the back of the oven. It is necessary to remove the oven from the installation to access th

– 42 –Door Hinge ReceiversTo remove the door hinge receivers:Remove the side access panels. (See 1. Side Access Panels.)Carefully lift the insulation

– 43 –To replace the oven light bulb:Use a new 130-volt halogen bulb, not to exceed 1. 50 watts.Using gloves or a dry cloth, remove the bulb 2. from i

– 44 –Smoke EliminatorsTo remove the upper oven smoke eliminator:Remove both rear access panels. (See 1. Rear Access Panels.)Remove the top access pa

– 45 –Electronic Oven ControlOven CircuitsUPPER OVENBAKE & SELF CLEANBAKESPEEDON/OFFK8K3K7K5 K4LOWHIGHCOOLING FANNDLBRelay*K14L2L1INNER BROILOUTER

– 46 –Relay BoardsNote: There is one relay board for each oven.Lower Oven Relay BoardUpper Oven Relay BoardJ16J16J17J17Broil BakeCONVXDLBBroilBake DLB

– 47 –Electronic Oven ControlJ1 Wire Harness to Interface BoardJ5 Wire Harness to Interface BoardElectronic Oven Control (Shown attached to Glass To

– 48 –Diagnostics and Service InformationControl VoltageWARNING: Components are electrically HOT on control when voltage is connected to oven. To prev

– 49 –Wires on J7 (below small relays)Brown to White 0 ohms when oven light is onBlue to J11 (Lwr oven relay board only) 120V when convection fan turn

– 5 –The nomenclature plate is located on the front right behind the oven door. The mini-manual is attached to the right side wall of the oven.Feature

– 50 –Service ModeThe oven control has a service mode that can be utilized by the service technician in order to test critical components and to acces

– 51 –Using the Ribbon Cable for TroubleshootingThe ribbon cable allows the technician to inspect several key signals without removing the wall oven f

– 52 –Problem Possible Causes What To DoCooking functions do not workPlunger switchIf the cavity lights are always on, check the plunger switch relat

– 53 –Convection Fan TroubleshootingProblem Possible Causes What To DoFan motor buzzes Open capacitor Harness, terminals, or bad capacitor.No fan ope

– 54 –(Continued Next Page)General TroubleshootingProblem Possible Causes What To DoOven light does not workLight bulb is loose Replace the bulb.Oven

– 55 –Problem Possible Causes What To Do"Crackling" or "popping" soundThis is the sound of the metal heating and cooling during b

– 56 –Problem Possible Causes What To DoPower outage, clock flashesPower outage or surgeReset the clock. If the oven was in use, you must reset it by

– 57 –FAILURE CODEMEANING CAUSE/CORRECTIONF0Glass touch key pad failure Replace glass touch key pad.F2Oven temperature inside oven cavity as measured

– 58 –Schematics and Wiring DiagramsWARNING: Disconnect electrical power before servicing.Caution: Label all wires prior to disconnection. Wiring erro

– 59 –(Continued Next Page)Wiring Diagram, High Voltage CircuitsQTYDESCRIPTIONI.D.1HARNESS WIRE MAIN LWR11HARNESS WIRE MAIN UPR21HARNESS WIRE SIGNAL L

– 6 –Control Features(Continued next page)Features and appearance may vary.BAKE PadTouch to select the bake function.BROIL HI/LO PadTouch to select th

– 60 –(Continued Next Page)Wiring Diagram, Low Voltage CircuitsWIRING DIAGRAM - LOW VOLTAGE CIRCUITS

– 61 –Wiring Diagram, Low Voltage Wiring HarnessWIRING DIAGRAM - LOW VOLTAGE WIRING HARNESS

– 62 –WarrantyService trips to your home to teach you how to use the product.Improper installation, delivery or maintenance.Failure of the product if

– 7 –How to Set the Upper Oven for BakingTouch the 1. BAKE pad.Touch the number pads to set the desired temperature.2. Touch the 3. START pad.Check

– 8 –How to Set an Immediate Start and Automatic StopThe oven will turn on immediately and cook for a selected length of time. At the end of the cooki

– 9 –How to Set a Delayed Start and Automatic StopThe oven will turn on at the time of day you set, cook for a specific length of time, and then turn o