View Full Version : P3005 tray 2 paper pick up assembly
redcow
12-17-2009, 01:17 AM
I've got a broke paper pick up assembly.The feed roller free wheels because the plastic shaft busted the fork that sticks into the roller.
The service manual conveniently makes no mention of how to replace the assembly or just the broke shaft.
Any help is appreciated.
Big Al
12-17-2009, 07:12 AM
We have had this problem quite often. Someone tries to put too much paper in the tray and this happens. The repair requires that you take off the rear door, the side covers, the top cover, the control panel and the sheet metal that carries the formatter.
This shaft seats into the gears of the transmission with a plastic detent. If
the end of the shaft that couples with the feed roller shaft is not damaged it is simply a matter of reseating the gray shaft back into the the gear train and putting everything back together.
Occasionally we have been able to finess the gray shaft back in place without disassembling by grabbing the shaft with a hemostat and rotating it while pulling it back towards the center of the printer. Sometimes you get lucky and the gears line up and the detent locks.
We have had to replace the white plastic shaft that carries the pickup roller but this is an easy fix.
If you do have to take it apart the fix is tedious but not difficult.
Al
redcow
12-17-2009, 11:01 AM
Thanks, Al
cs_steve
12-17-2009, 03:33 PM
On the end of that shaft is a gear, and on that gear is a spring that can also get dislodged, watch for that if you disassemble ...
redcow
12-19-2009, 02:42 AM
Well I can now report that 4.5 hours later, the printer which was able to print from tray 1 while tray 2 was broke, now won't work from either tray, and the toner cartridge won't turn because the gear is jammed.
Oh, Steve, there is no spring at the end of the pickup roller shaft. Just a lot of grease. There is a very large spring on the toner cartridge gears - which fell out along with the main gear and the outer cartridge gear when the plate was removed.
I put it all back together and then noticed this big spring laying on the ground. Well, the gods weren't smiling at me today. Took everything apart again. Rebuilt it and now I'm at the point where I have to convince their help desk to send out a replacement printer or else Monday I'll be back on site starting all over again.
Al, not only is this tedious but it sure as hell is difficult.
I think that I may write the 'paper feed assembly' replacement directions for the manual.
Kids you don't want to try this at home.
cs_steve
12-19-2009, 08:06 AM
Sorry about that RC, I could have sworn there was a spring that hooks onto the gear and stretches between the shaft gear and the solenoid ...
Yep, a lot of those gears are free floating on their shafts so they fall off in a heartbeat..
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