Thermador SMW 272 B, Service Manual, Page: 58 / 84

Page 56
SMW O ven Service Manual Lower O ven Section
REMOVIN G THE LAMP TRAN SFORMER &
THE LOW ER OVEN STALLED FAN RELAY
1. Turn off the electrical power to the oven.
2. O pen the upper oven door.
3. Remove the control panel and display head
(see Pages 46 and 47 for the procedure).
4. Remove the front subpanel.
5.
To remove the lamp transformer (see
Figure 21):
a) Remove the screws and disconnect the
wires from the terminals.
b) Install the new lamp transformer and re-
connect the wiring.
6.
To remove an oven stalled fan relay (see
Figure 22):
a) Remove the screws and disconnect the
wires from the relay terminals.
b) Install the new oven stalled fan relay with
the terminals positioned as shown and re-
connect the wiring.
Upper Yel (102)
Lower Org (112)
Upper Wht (103)
Lower Wht (113)
Upper Blk (104)
Lower Blk (114)
Upper Blk (12)
Lower Blk (92)
Front Of Oven
Screw (2)
OVEN
STALLED FAN
RELAY
7. Reassemble the oven.
Figure 22
Secondary
Winding
Primary
Winding
Mounting
Screws(2)
Yel (93)
Yel (27)
Yel (95)
Yel (29)
Pnk (25)
Wht (26)
6
7
8
9
0
Figure 21
W hen you work on the oven, be careful
when handling t he sheet met al part s.
T here are sharp edges present and you
can cut yourself if you are not careful.
CAUTION
WARNING
Turn off the electrical power circuit to the
oven at the main junction box before ser-
vicing this unit.
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