Bosch HBL5451UC - Heating Modes, Functions, and Rack Positions

58300000202181 ARA EN B November 2018 Service Manual for Bosch 500 Series Built-in Wall Ovens
Page 12 of 41
Copyright by BSH Home Appliances Corporation 1901 Main St ▪ Suite 600 ▪ Irvine, CA 92614 800 944-2904
This material is intended for the sole use of BSH authorized persons and may contain conf idential and proprietary inf ormation. Any unauthorized rev iew, use, copying, disclosure, or distribution in any format is prohibited.
 Convection fan motor
 Convection ring element *
 Broil element *
 Bake element
 Cooling fan
 Cavity lamp receptacle(s)
* If the broil or convection ring element wires are too short to service from the
front, access to the rear of the oven will be required.
5.4 Serviceable from Top
There is limited access to the top front plenum area after sliding the
oven out of the cutout ~10” and removing the access panel on the top
front housing cover.
For unrestricted access to the front plenum area, slide the oven out of
the cutout approximately ~16” and remove the top front housing cover
completely.
The components below are located in the front area of the top
plenum…
 Control module (relay board)
 Daughter board (double ovens only)
 Terminal block
 120VAC receptacle harness and fuse (HBL57M52UCC only)
 CAUTION
When servicing the standard wall oven component of an
HBL57M52UC combination oven, the microwave oven must be
removed in order to access the top plenum area of the
HBL57M52UCC wall oven. To safely remove and reinstall the
microwave, two people are required.
Figure 5 120VAC receptacle and harness (HBL57M52UCC only)
 NOTICE
The 120VAC receptacle snaps into the rear housing cover.
Gain access to the receptacle’s electrical fuse and wiring termination
by removing the top front cover.