Bosch HBL 43 Series Service Manual page 2

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Conversion of 400/500/600 Series Wall Ovens from 240V to 208V Operation
The conversion of 400/500/600 series wall ovens from 240V to 208V is achieved by
removing the "U" shaped connector pin from the single terminal position #1 and
inserting it across terminal positions 1 and 2 as explained below.
PROCEDURE:
Using a Phillips head
screwdriver, remove the back
access panel.
(NOTE: Do NOT remove the
entire back panel.)
Locate the main terminal
block and verify that the pin
is in the 240V position (A).
Unscrew the first screw (in
position #1) on the main
terminal block and remove
the pin (B).
(NOTE: Take care not to drop
the pin down into the back
panel.)
Loosen the second screw (in
position #2) on the main
terminal block and insert the
pin into the 208V position
(between the first and
second screws) (C).
Tighten the screws and
reattach the back access
panel.
1st Edition/Revision 1
Service Bulletin
A
Pin in 240V
position
B
#1 screw
C
Pin in 208V
position
Technical Support
1-888-522-6724
Main terminal block
#2 screw
b
July, 2003