4.3. Low voltage transformerand/or power relays (RY1,RY2)CAUTION:
Be sure to ground any static electric charge built up in
your body before handling the DPC.
1. Replace D.P.C.board.
(A) Using solder wick or a desoldering tool and 30W
soldering iron carefully remove all solder from the terminal
pins of the low voltage transformer and/or power relays.
CAUTION:
Do not use a soldering iron or desoldering tool of
more than 30 watts on D.P.C. contacts.
(B) With all the terminal pins cleaned and separated from
D.P.C. contacts, remove the defective transformer/power
relays, Replace components making sure all terminal pins
are inserted completely resolder all terminal contacts
carefully.
4.4. Fan motor 1. Disconnect 2lead wiresfrom fan motorterminals.
2. Remove 2 screws at location on oven attaching orifice
assembly.
3. Remove orificeassembly fromoven assembly.
4. Remove fan blade fromthe fan motor shaft by pulling it
straight out.
5. Remove 2screws holdingfan motor toorifice.
4.5. Door assembly 1. Support thedoor, remove3 screws holdinghinge A.
2. Open thedoor, removedoor(U) and hingeA fromcavity.
NOTE:
Support the door before opening.
3. Remove door C from door A (U) & door E by carefully
pulling outward starting from upper right hand corner using
a flat blade screwdriver.
4. Separate doorE fromtabs ondoor A (U)and removedoor
A (U).
5. Remove doorkey anddoor key springfrom doorE.
11
NN-SD452W/ NN-ST462M / NN-ST452W