Wayne Vista Series, Service, Page: 78 / 166

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Part No. 917543 Rev. A November 1992
7.1.9. Actuator Module Replacement (Modules with Incandesent Lamps),
continued
5. Install the new actuator module using the reverse procedure; reconnect the
previously removed wiring harnesses making sure to place them in their
original positions.
6. Test for proper operation.
7.1.10. Actuator Module Replacement (Modules with High Intensity LEDs)
1. Remove the bezel from the dispenser.
2. Disconnect the two wiring harnesses from the LED board.
2. Remove the nine Phillips head screws which secure the printed circuit
board and switches to their housing.
3. Remove the printed circuit board and switches.
4. Install the new printed circuit board and switches using the previously
removed screws.
4. Reconnect all wiring harnesses and test for proper operation.
7.1.11. Lighted Button Lamp Replacement
1. Remove the bezel from the dispenser.
2. Unscrew the light, with its plastic cover, from the socket (these small
lamps are removed like a light bulb).
3. Install the new lamp and replace the bezel.
4. Test for proper operation.
7.1.12. Back Lit Display Lamp Replacement
1. Remove the bezel from the dispenser.
2. Tilt the DEM down to its service position by disengaging the two quarter
turn screws located above the left and right corners of the display.
3. Disengage the finger lock screw that is now facing upward from behind
the display on either side of the DEM chassis.