Bosch 800 Series Service Manual

Bosch 800 Series Service Manual

Gas slide-in ranges
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S
M
ERVICE
ANUAL
for
This manual contains information that is necessary for
servicing the following Bosch gas slide-in ranges:
800 Series
Gas Slide-in Ranges
HGI8054UC
This manual is designed to be used by qualified service
personnel only. Due to the complexity and the risk of
high-voltage electrical shock, Bosch does not recommend
that customers service their own units.
This material is intended for the sole use of BSH
authorized persons and may contain confidential and
proprietary information. Any unauthorized review, use,
copying, disclosure, or distribution in any format is
prohibited.
HGI8054UC

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Summary of Contents for Bosch 800 Series

  • Page 1 ERVICE ANUAL This manual contains information that is necessary for servicing the following Bosch gas slide-in ranges: 800 Series Gas Slide-in Ranges HGI8054UC This manual is designed to be used by qualified service personnel only. Due to the complexity and the risk of high-voltage electrical shock, Bosch does not recommend that customers service their own units.
  • Page 2: Table Of Contents

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges TABLE OF CONTENTS 6.5.2 Replacing the Convection Fan Motor ......21 Oven Burners and Hot Surface Igniters (HSIs) ....21 Symbols Used In This Manual ..........3 6.6.1...
  • Page 3: Symbols Used In This Manual

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges SYMBOLS USED IN THIS MANUAL WARNING – this symbol alerts you to dangers that may result in bodily injury or death CAUTION – this symbol alerts you to actions that may result in damage to the product or property ...
  • Page 4: Important Safety Information

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges IMPORTANT SAFETY INFORMATION WARNING Before starting to service an appliance, familiarize yourself with all safety information and precautions included in this manual. Electrical hazards… Safety before Servicing the Appliance ...
  • Page 5 58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges WARNING WARNING Fire / Explosion hazards… Testing for gas leaks…  Confirm that the gas valve at the wall is closed before  Do not use a flame to test for gas leaks, as doing so may servicing any gas components.
  • Page 6 58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges WARNING Prior to returning appliance to service, confirm that…  All electrical connections are correct and secure  All safety grounds (internal and external) are correctly and securely connected ...
  • Page 7: General

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges GENERAL Data Plate The HGI8054UC is a stainless gas range, which is a full-depth model, The data plate reflecting model number and FD number is located on designed to replace either a free-standing or slide-in range in a flush the inside of the warming drawer front, as shown in Figure 2;...
  • Page 8: Technical Details

    The product is warranted to be free from defects in materials and workmanship for a period of 365 days from date of purchase. Bosch will have no responsibility or liability for repairs or work performed by a non-authorized servicer. Find the complete Statement of Limited Product Warranty in the product’s Use and Care Manual.
  • Page 9: Oven Operation

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges OVEN OPERATION Cooking Mode Default Roast 100°F 550°F 325°F The range ships from the factory ready for use with natural gas. Warm 150°F 225°F 170°F...
  • Page 10: Setting Temperature Offsets

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges 3. Press Enter to edit the current setting. Cooking Mode Burners Used Description 4. Press (-) or (+) then enter the offset value using the numeric...
  • Page 11: Cooktop Operation

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges COOKTOP OPERATION The oven Self-clean mode will not operate if the cooktop is being used; turn off all cooktop burners prior to beginning the self-clean cycle.
  • Page 12: Flame Characteristics

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges Flame Characteristics: Spark switch and power connections Yellow Flames: Further adjustment is needed Yellow Tips on Outer Cones: Igniter (electrode) wire connections Normal for LP gas...
  • Page 13: Jet Holders

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges CAUTION  Since it produces a DC voltage, flame rectification is dependent upon having correct polarity and a good ground. Incoming power must have the correct polarity and each burner base, as well as the spark module, must be solidly grounded.
  • Page 14: Service And Repair: Oven

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges SERVICE AND REPAIR: OVEN 6.1.1 Addition of Flat Springs to Door Assembly Ranges with an FD 9502 and later include a flat spring on each side...
  • Page 15: Replacing Hinges

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges  NOTICE It may be necessary to use a tool, such as a screwdriver, to gently pry the upper part of the hinge lever away from the housing. Take care to avoid scratching the porcelain.
  • Page 16: Replacing The 2-Pane Glass Pack

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges 11. Test operation of the door by fully opening and closing it 4. Lift the liner away from the rest of the door assembly and set aside.
  • Page 17: Door Latch/Motor Assembly

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges Door Latch/Motor Assembly The motorized door latch (MDL) mechanism (120VAC 60Hz 4.3W) has 2 switches - the door switch and the lock/unlock switch. The latch will automatically lock when mode and temperature selectors are set to Self Clean, and unlock when the oven cools to ~490°F (255°C).
  • Page 18: Replacing The Latch/Motor Assembly

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges There is a Door Lock Relay Test available in Service mode. See the 5. Install the new latch/motor assembly, reconnecting the wires Service Mode section for details.
  • Page 19: Replacing The Control Panel Assembly

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges Also attached to the front panel assembly are the display board and its sheet metal carrier. These parts are not actually included with the front panel service assembly; the display must be ordered separately.
  • Page 20: Cavity Light

    If Oven Light had been pressed to turn light on prior to All 800 series gas slide-in ranges have a convection fan on the rear opening the oven door, the light will remain on after the door is closed.
  • Page 21: Replacing The Convection Fan Motor

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges 5. Install the new blade. Oven Burners and Hot Surface Igniters (HSIs) 6. Reassemble the convection fan and replace the baffle. 7. Restore power and test operation.
  • Page 22: Replacing The Broil Burner

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges 7. Remove the screws (and nuts) securing the igniter to the mounting bracket. Figure 28 Broil igniter 8. Test and/or replace the igniter. Reassemble, restore power and gas supply, and test operation.
  • Page 23: Replacing The Bake Igniter

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges 3. Attach the igniter to the new burner and install. 4. Reassemble, restore power and gas supply, and test operation. 6.6.3 Replacing the Bake Igniter 1.
  • Page 24: Temperature Sensor

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges 4. Remove one screw securing burner cover box and set box aside. Table 4 Normal resistance readings for temperature sensor Control Module (Relay Board) ...
  • Page 25: Cooling Fan

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges Whenever possible, conduct troubleshooting tests at the control  module, using the Service Guide as a reference. NOTICE Cooling Fan The wire diagram can be found in a plastic packet taped to the vented rear housing cover.
  • Page 26: Hinge Receivers

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges 8. Secure the new fan to the fan mounting bracket, attach the wires and reassemble. 9. Restore power to the unit and test operation. 10. Reinstall housing cover(s).
  • Page 27: Service And Repair: Cooktop

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges SERVICE AND REPAIR: COOKTOP Replacing Spark Igniters Spark igniters are available separately or included with jet holders. WARNING To avoid possible electric shock or gas explosion, be sure electrical and gas supplies to the cooktop are shut off before servicing.
  • Page 28 58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges 4. Lift off spark switch insulation. Figure 39 View of push nut and valve stem gasket 5. Slide each spark switch off the gas valve stems.
  • Page 29: Troubleshooting

    58300000187307 ARA EN A APRIL 2015 Service Manual for Bosch 800 Series DF Slide-in Ranges TROUBLESHOOTING The information in this section will be helpful when troubleshooting, diagnosing, and resolving faults and other issues affecting the normal operation of the range.
  • Page 30 58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges Error Description Cause/Notes Suggested Action(s) Code E005: Loss of communication between user Check for damaged (cut or pinched) wires  E005 interface and control module.
  • Page 31 58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges Error Description Cause/Notes Suggested Action(s) Code Confirm touch panel is clean and free of  Two or more keys continuously pressed for 10 moisture, oils or other contaminants.
  • Page 32 58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges Error Description Cause/Notes Suggested Action(s) Code Check latch motor and switch  Latch operation not determined by control connections/wires. module. Door latch does not lock after 1 Check connections to control board.
  • Page 33 58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges Error Description Cause/Notes Suggested Action(s) Code Check connections to the fan and control  module Check all wires for pinched or damaged  E118 Cooling fan speed too low Fan speed has been sensed as too low.
  • Page 34: Service Mode

    3. Press Clear On/Off to exit Service Mode. The table that follows reflects the Service mode menu options available. Table 6 Service mode menu options for 800 series slide-in ranges 8.2.2 Setting the Option Code The gas range option code is 2078.
  • Page 35: Displaying Error Memory

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges 8.2.5 Testing Front Panel Always confirm that the range and all components are functioning The Front Panel Key Test will confirm that all control inputs are normally after setting the option code.
  • Page 36: Additional References

    58300000194725 ARA EN B MAY 2016 Service Manual for Bosch 800 Series Gas Slide-in Ranges ADDITIONAL REFERENCES QuickFinder For further information, please refer to the following documents on QuickFinder: Wire Diagram/Schematic (Slide-in Range Service Guide)  Slide-in Range Installation Instructions ...

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