Sharp SF-1120 - Manual (Page 70)

B. Cooling fan motor
Reverse the removal procedures.
When attaching the cooling fan motor, put the harness sec-
tion B and the CFm duct groove section A in the same
direction, and pass the harness in the groove.
Check that the fan center label is on the back when viewed
from the rear of the machine.
Check that air blows in the arrow direction (toward the
machine).
9-2. Power unit
1 Remove the rear upper and lower cabinets.
2 Remove two connectors, hold the PWB fixing bush with radio
nippers and slide it toward the paper exit side to remove.
9-3. Tray size detecting PWB
1 Remove the rear upper/lower cabinets.
2 Remove the power unit.
3 Remove one fixing screw, one connector, and remove the tray
size detection PWB.
Label
A
B
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