American Dryer Corp. AD-758 - Manual (Page 21)

17
A. COMPUTER CONTROLS
To Replace Computer
1. Discontinue electrical power to the dryer.
2. Disconnect main power harness from rear of
computer by squeezing locking tab and pulling
connector straight back.
3. Disconnect the green ground wire from the
computer.
4. Disconnect keyboard (touch pad) ribbon from the
computer.
5. Remove the two (2) hex nuts securing the computer to the sheet metal control panel. Remove the board by
pulling the other two (2) corners off the clinch studs.
6. Install new computer by reversing this procedure.
7. When replacing the computer, the “A” and “B” factors must be reprogrammed. (Refer to the Computer
Operator’s Manual for details.)
NOTE: The “A” and “B” factors are printed on a label located on the rear of the control panel (refer to
the illustration above).
8. Reestablish electrical power to the dryer.
To Replace Keyboard (Touch Pad) Label Assembly
1. Discontinue electrical power to the dryer.
2. Unplug keyboard (touch pad) ribbon from rear of
computer.
3. Slowly peel off and remove keyboard (touch pad)
label assembly from control panel.
4. Peel paper backing off new keyboard (touch pad)
label assembly.
5. Holding the new keyboard (touch pad) label assembly close to the panel, insert the keyboard (touch pad)
ribbon through the rectangular slot in the control panel. Align label assembly into position by matching the
red viewing window on the label to the rectangular cutout in the panel and gently press into place.
6. Connect keyboard (touch pad) ribbon to the computer.
7. Reestablish electrical power to the dryer.