Option Codes; Demo Mode; Troubleshooting - Bosch HBL8x50UC Service Manual

7. Follow the instructions on the oven display and enter the
appropriate code.
8. To confirm the change after the code has been entered,
press FAST PREHEAT to advance to the next menu item.
To exit service mode...
9. Press ON/OFF to exit Service Mode.
10. Follow the instructions on the display to set the time and the
date.
To reset the oven...
11. Unplug the unit or turn the power off at the circuit breaker for
30 seconds.
12. Follow the instructions on the display to set the current time
and date.
Always confirm that the error has been cleared and the oven is
functioning normally after setting the option code.
5.3

Option Codes

Model Option Code
HBL33 0150
HBL34 0250
HBL35 0750
HBL54 0351
HBL56 0851
HBL57 0351
HBL84 0351
Table 8 Bosch option codes
6

DEMO MODE

The display and lights will work on 120VAC when the black and red
wires are tied together.
Model Option Code
HBL86 0951
HBL87 0351
HBN33 0140
HBN34 0240
HBN35 0740
HBN54 0341
HBN56 0841
7

TROUBLESHOOTING

Use the Fault Tree Diagram and Fault Tree on the following pages to
guide troubleshooting efforts.
Service Manual for Bosch Built-in Wall Ovens
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