10 American Dryer Corp. 450374 - 1
5. Disconnect the keypad ribbon from the computer.
6. Remove the two (2) screws securing the computer to the
control panel and remove computer from panel, by pulling
upwards on the comers.
7. Install new computer by reversing this procedure.
8. Be sure to check or reset programs.
NOTE: Use caution when handling the MP controller. It can
be easily damaged by static electricity.
To Replace Keypad
1. Discontinue power to dryer,
2. Open control panel, unplug keypad ribbon from computer
board.
3. Peel the keypad from the front of the control panel taking
care to avoid scratching the panel.
4. Clean any adhesive residue from the panel.
5. Peel off paper backing from new keypad.
6. Align the display window on the keypad with the cutout in
the control panel and press in place.
7. Connect keypad ribbon to the board and reconnect power
to the dryer.
8. Test for operation by pressing each temperature selection.
To Replace Coin Acceptor
1. Discontinue power to dryer.
2. Open control panel (2 locks).
3. Swing control panel open.
4. Unplug optic switch harness connector.
5. Remove four nuts holding acceptor in place.
6. Pull coin acceptor out gently.
7. Reverse procedure for installing new acceptor.
To Replace Computer Temperature
Sensor Probe or Thermostat
1. Discontinue power to dryer.
2. Open control door/lint door.
3. Remove lint basket
4. Remove screws and pull sensor out.
a. Disconnect sensor harness connector from sensor.
b. Plug in the new sensor to harness and secure with
two (2) screws.
Controls (Computer)
To Replace Computer
1. Disconnect power to dryer.
2. Open control door (2 locks to access computer panel).
3. Disconnect main power harnesses from the rear of the
computer by squeezing the top locking tab and pulling
connector straight back.
4. Disconnect the green ground wire from the computer.
To Remove Optic Switch
1. Disconnect power to dryer.
2. Open control panel (2 locks).
3. Swing control panel open.
4. Unplug optic switch connector.
5. Remove screw and washer holding optic switch to the coin
acceptor and pull switch away.
6. Reverse procedure for installing new optic switch.
5. Reestablish power to dryer.
NOTE: If when the power is reestablished the computer
display reads “dsfl”, check for a loose connection on the
wiring.
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