The Service Manual was just as expected, complete with schematics and I was able to download it in less than an hour after I ordered it. The only problem with these is that the schematics are hard to read due to the small font. I could remedy this by printing them on a larger printer.
SERVICING THE LENTICULAR SCREEN AND FRESNEL LENS
WS-55513 / WS-55613 / WS-65513 / WS-65613
CAUTION: Wear gloves when handling the Lenticular Screen and Fresnel Lens. This prevents cuts and finger prints. Do not place Fresnel Lens in the sun. This may cause fire and heat related injuries.
1b. Lenticular Screen and Fresnel Lens Removal
1. Remove the screen assembly as shown in the Cabinet Disassembly procedure. 2. Remove the HOLDER-SCREEN-BOTTOM. 3. Carefully slide the Lenticular Screen and Fresnel Lens combination from the upper Screen Frame Assembly. Note: When separating the Lenticular Screen from the Fresnel Lens, use caution while prying the Screen and Lens apart. Use a slot type screw driver, and remove the pressure sensitive double sided tape.
1b. Installing the Fresnel Lens and Lenticular Screen
1. Insert the Lenticular Screen and Fresnel Lens combination into the upper Screen Frame. 2. Install the HOLDER-SCREEN-BOTTOM, install the end screws first. .