Philips CDR795 2-Disc CD Recorder "tray erratic player" Questions

...has cracked and no longer rotates symetrically. I need a new cog or tray mechanism hello you have a dirty switch on erratic use clean or change it this switch is usually under the main drawer ...

...tray. you may need to replace the whole mechanism as i've had quite a few philips and marantz cd recorders with the same mechanism with exactly the same problem. when you press open/close it will ...

...warranty and it was fixed but now the problem is back. I'm getting the same symptoms as before. Trays may or may not respond to open buttons and other erratic operation. Does anyone know what it ...