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GE JB960 B Technical Service Manual
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GE JB960 B Technical Service Manual

GE JB960 B Technical Service Manual

1999 spectra series - free-standing electric ranges w/ truetemp
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GE Consumer Service Training
TECHNICAL SERVICE GUIDE
1999
SPECTRA
™
SERIES - FREE-STANDING
ELECTRIC RANGES W/
T
T
TM
RUE
EMP
MODEL SERIES:
JB960_B
JB940_B
JBP79_B
JBP78_B
JBP63_B
JBP64_B
JBP66_B
JBP60_B
JBP48_B
JBP35_B
JBP30_B
JBP26_B
JBP24_B
JBP21_B
JBP19_B
03/99

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Summary of Contents for GE JB960 B

  • Page 1 GE Consumer Service Training TECHNICAL SERVICE GUIDE 1999 SPECTRA ™ SERIES - FREE-STANDING ELECTRIC RANGES W/ MODEL SERIES: JB960_B JB940_B JBP79_B JBP78_B JBP63_B JBP64_B JBP66_B JBP60_B JBP48_B JBP35_B JBP30_B JBP26_B JBP24_B JBP21_B JBP19_B 03/99...
  • Page 2 IMPORTANT SAFETY NOTICE The information in this service guide is intended for use by individuals possessing adequate backgrounds electrical, electronic mechanical experience. Any attempt to repair a major appliance may result in personal injury and property damage. The manufacturer or seller cannot be responsible for the interpretation of this information, nor can it assume any liability in connection with its use.

  • Page 3: Table Of Contents

    Table of Contents Features and Benefits Cooktop Configuration Model Series / Installation Use and Care Information 9-12 Cooktop Light Replacement Door Removal Cooktop Removal Bake Element Removal 15-17 Door Switch Removal Oven Liner Removal 18-19 Control Console Access Infinite Heat Controls Thermal Limiter Switch ERC Special Features 22-23...

  • Page 4: Features And Benefits

    Pages 5 through 8 of this service guide show all of the models in the new series of Spectra ranges. This ™ service guide will focus primarily on the JB960, GE Profile Performance models listed on page 5. The JB960 models reflect most of the changes that are incorporated in the new series of electric ranges (Spectra ™...
  • Page 5 8. 8. 8. 8. 8. Six-Pass bake element ™ With the largest, most accurate oven in america and a variety of cooktop elements, the GE Spectra Range lets you cook exactly what you want to cook. And with CleanDesign, ™...

  • Page 6: Cooktop Configuration

    = LF Element Only = LF Element + Center Bridge Element = RF Inner Element Only 1500 W = RF Inner & Outer Element SINGLE ELEMENT BRIDGE 1800 W SMALL LOCATION WATTAGE 1000 W RF SMALL 1000 W 2600 W RF LARGE 2500 W (BOTH ELEMENTS)
  • Page 7 30" F TANDING LEAN ESIGN LECTRIC ANGES GE Profile Performance Series ™ GE Profile ™ JB960WB JB940WB JBP79WB JBP78WB JBP66WB JB960AB JB940AB JBP79AB JBP78AB JBP66AB JB970SB JB960BB JB940BB JBP79BB JBP78BB JBP66BB JBP64BB JBP63BB JBP60BB Features Self-cleaning oven Convection Convection Convection...
  • Page 8 See shaded area drawing for location of electrical outlet box. Recommended outlet locations allow range to be installed directly against wall. All GE ranges are equipped with an Anti-Tip device. The installation of this device is an important, required step in the installation of the range.
  • Page 9 Weights & Dimensions Overall oven interior dimensions 24-1/4 x 19 x 19 23 x 16 x 17-3/4 (WxHxD in inches) All GE ranges are equipped Approx. shipping weight (lbs.) with an Anti-Tip device. The installation of this device is an Power/Ratings...
  • Page 10 (WxHxD in inches) 17-3/4 17-7/8 15-3/4 x 17 17-7/8 17-3/4 Approx. shipping weight (lbs.) All GE ranges are equipped with an Anti-Tip device. The Power/Ratings installation of this device is an KW rating @ 240V 10.9 10.4 important, required step in the 208V installation of the range.

  • Page 11: Use And Care Information

    Using the convection oven. The convection oven fan shuts off when the oven door is opened. Adapting Recipes… DO NOT leave the door open for long periods of time while using convection You can use your favorite recipes in the convection oven. Recipe cooking or you may shorten the life of the convection heating element.
  • Page 12 Using the convection oven. How to Set the Oven for Convection Roasting How to Set the Oven for Convection when Using the Probe Baking or Roasting Do not lock the oven door with the latch during convection roasting. Press the CONVECTION BAKE or CONVECTION The latch is used for self-cleaning only.

  • Page 13: Convection Roasting Guide

    Convection roasting guide. Using Convection Conversion Convection Roasting Guide By using the Convection Conversion feature you can automatically Meats Minutes/Lb. Oven Temp. Internal Temp. convert the oven temperature from regular baking to Convection † Beef Rib (3 to 5 lbs.) Rare 20–24 325˚F.

  • Page 14: Cleaning The Glass Cooktop

    Cleaning the glass cooktop. Using the self-cleaning oven. Clean the glass surface with cleaning cream before you use the cooktop for the first time. Also, clean The oven door must be closed and all controls set correctly for the cycle to work properly. the glass surface after each use.

  • Page 15: Cooktop Light Replacement

    COOKTOP LIGHT REPLACEMENT To Remove The Old Bulb: 1. Remove power to the unit. SCREWS 2. Pull the range away from the wall. HAND 3. Remove the two screws from the top edge 2" GRIPS on the back of the range (A). 4.

  • Page 16: Cooktop Removal

    COOKTOP REMOVAL The ceramic glass cooktop is sealed into the porcelain cooktop frame and is not replaceable as a separate part. The cooktop comes as a complete assembly (porcelain frame and ce- ramic glass). To remove the cooktop: 1. Remove power to the unit. 2.

  • Page 17: Bake Element Removal

    HIDDEN BAKE ELEMENT The bake element is located underneath the oven liner (hidden bake), where it is protected from spillage and oven cleaning agents which can shorten the life of the element. The bake element is accessible from the left side (facing the unit) of the range.
  • Page 18 Bake Element Removal (cont.) LOCATOR 6. Disconnect the electrical terminals from the TABS bake element and remove the bake ele- BAKE ELEMENT ment wires from the retaining clip on the WIRES metal cover plate (remember to reinstall the wires back into the retainer clip during re- installation to prevent pinched wires).

  • Page 19: Bake Element Removal

    Bake Element Removal (cont.) 10. Grasp the bake element on both sides and gently pull it towards you as you remove it from its housing. IMPORTANT: notice that the opposite end of the bake element NOTE: TWO LOCATOR has two alignment tabs which must fit into TAB SLOTS slots on the other side of the housing.

  • Page 20: Door Switch Removal

    DOOR SWITCH REMOVAL The door switch can be accessed through two methods. If you have small hands you can ac- cess the switch from the top of the range. If you have large hands, you will need to remove the left side of the range to access the switch.
  • Page 21 Oven Liner Removal (cont). 8. Remove 7 screws from inside the oven cavity (see illustration to right), which se- cure the oven liner to the frame/cabinet (1 on each front side of the liner, 2 on lower back wall of liner and 3 across the top front of the liner).

  • Page 22: Control Console Access

    CONTROL PANEL The electronic touch controls, located on the front of the control console, are capacitance touch design. The crystal keypanel assembly has the capacitance touch circuit board bonded to its surface on the rear side. Keypanel Removal 1. Remove power to the unit. 2.

  • Page 23: Infinite Heat Controls

    INFINITE HEAT CONTROLS PILOT Infinite heat controls are used to regulate the wattage of the surface units. The infinite heat control is essentially a timing device, and its on- off time is not related to any temperature sens- ing element at the surface unit (such as the sen- SURFACE sor head of an automatic surface unit).

  • Page 24: Erc Special Features

    ERC V SPECIAL FEATURES The "SPECIAL FEATURE" modes can only be activated while the display is showing the time of day clock. These special features remain in the ERC's memory until you or the consumer change them. When the display shows your choice press the START pad.
  • Page 25 ERC V SPECIAL FEATURES TONES AT THE END OF A TIMED CYCLE At the end of a timed cycle, 3 short beeps will sound followed by one beep every 6 seconds, until the COOK AND HOLD CLEAR/OFF pad is pressed. This continuous 6 The cook and hold feature keeps cooked foods warm second beep may be canceled.

  • Page 26: Erc Fault Code Memory Test

    ERC FAULT CODE MEMORY TEST ERC FAULT CODE MEMORY DISPLAY Have you ever run a service call and been told by the consumer that their range displayed an "F" fault code and when you arrive the fault is gone (cleared by the consumer) and the consumer TrueTemp OVEN TIME CONTROLS...

  • Page 27: Erc Failure Codes

    ERC FAILURE CODES FAILURE MEANING CORRECTION CODE -F0- Stuck key pad or transistor If code cannot be cancelled, replace -F1- failure. May mean relay is control. -F7- turned on. • Look for welded relay contacts. (Heating Indicates that oven is over -F2- elements on in off mode).

  • Page 28: Erc On-Board Diagnostic Tests

    ERC ON BOARD DIAGNOSTIC TESTS This test allows the Technician to energize various bake, broil, and convection circuits. This test will also allow you to energize the oven light and top panel light, and test key panel responses. TrueTemp OVEN TIME CONTROLS How To Enter And Exit The Diagnostic Mode COOKING...
  • Page 29 ENERGIZE CONVECTION BAKE CIRCUIT - To perform this test press CONVECTION BAKE then START and listen for the convection bake relay to energize. CAUTION: If you hold the start pad in, you are energizing Conv. Bake the convection element. As soon as you release the START Circuit Test pad the relay will de-energize.

  • Page 30: Door Latch Mechanism

    LOCK MOTOR CYCLE TEST - This test allows you to run the lock motor through one complete cycle UNLOCKED POSITION of operation; testing lock motor operation, and front Rear switch contacts open Front switch contacts closed and rear latch switch contacts. To perform this test push and hold the SELF CLEAN key pad - make sure that the oven door is closed (light switch Moving toward LATCHED...

  • Page 31: Truetemp™ Cooking

    , THE MOST ACCURATE OVEN IN AMERICA! EMP™ The guesswork is gone. The temperamental oven is a thing of the past. GE's exclusive TrueTemp™ system manages and maintains the oven temperature you select. It's more accurate than any other leading brand. The SmartLogic™ electronic control, with a platinum sensor, constantly monitors the oven's performance to ensure more precise temperature management.

  • Page 32: Schematic & Strip Circuits

    SCHEMATIC “LI” BLACK SURF IND LIGHT “L2” RED SURF ELEM PROTECTOR SURF CONT RR-BR & LR-O SURF CONT SURF IND LIGHT DUAL ELEM CONT SURF ELEM PROTECTOR DUAL ELEM CONT RF-BU•TR & LF-Y•TR SURF ELEM LF (BRIDGE) & RF (OUTER) RR-BR•TR RF-GY UNLOCK...

  • Page 33: Strip Circuits

    STRIP CIRCUITS JB960WB JB960AB JB960BB FLOURECENT LIGHT CIRCUIT BAKE CIRCUIT SURF FLO LIGHT BAL LAST LIGHT K3 RELAY BAKE 23.5 Ω ELEMENT ERC BOARD 19.3 Ω STARTER ERC BOARD Relay Energized OVEN LIGHT DOOR OPEN BROIL CIRCUIT DOOR OVEN LIGHT SWITCH K2 RELAY BROIL...
  • Page 34 SURFACE ELEMENT STRIP CIRCUITS LEFT FRONT SURFACE UNIT ONLY 10.45 KΩ CYCLING CONTACT FRONT BRIDGE BURNER BURNER VOLTAGE SENSITIVE GRND SURF IND LIGHT SURF CONT THERMAL LF SURF ELEM LIMITER SW. 31.0 Ω SURF CONT FRONT BRIDGE ELEM 70.0 Ω LEFT FRONT SURFACE UNIT + BRIDGE 10.45 KΩ...

  • Page 35: Surface Units

    SURFACE ELEMENT STRIP CIRCUITS RF INNER SURFACE UNIT ONLY 10.45 KΩ CYCLING CONTACT SMALL LARGE BURNER BURNER VOLTAGE SENSITIVE GRND SURF IND LIGHT SURF CONT THERMAL INNER ELEM LIMITER SW. 55.0 Ω FRONT SURF CONT OUTER ELEM 37.0 Ω RF INNER & OUTER SURFACE UNITS 10.45 KΩ...

  • Page 36: Exploded Parts Views

    Exploded Parts View JB960AB1AA – 34 –...
  • Page 37 Exploded Parts View JB960AB1AA – 35 –...
  • Page 38 Exploded Parts View JB960AB1AA – 36 –...

  • Page 39: Exploded Parts Views

    EXPLODED PARTS BREAKDOWN MODEL JB960AB1AA PART NUM. DESCRIPTION PART NUM. DESCRIPTION WB36T10274 TRIM CONTROL (PROFILE) WB48T10015 OVEN RACK WB36T10250 END CAP/ALMOND WB48T10019 RACK OFFSET DOWN WB36T10249 END CAP/ALMOND WB48T10015 OVEN RACK WB02T10022 HEAT SHIELD WB48T10018 LARGE ROASTING RACK WB02T10052 BALLAST MOUNT WB48T10012 DRAWER GUIDE WB24T10015...

This manual is also suitable for:

Jb940 bJbp79 bJbp63 bJbp64 bJbp66 bJbp60 b ... Show all

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