Locate and remove the two
screws.
Locate and remove the 6 screws
on the Control board, then,
remove the control board and
replace with the new.
Locate and remove the connector
on the back of the Power Circuit
board (connector may differ from
type). The connector is attached
to the original Control board so
replace with connector from new
board.
After completing the replacement,
test the unit to make sure that it
is working properly before closing
it up.
Make sure to keep you hands and
any objects clear from fan blades.