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I've only ever changed one pump. Invariably I've always found the supply pipe is blocked.

Check that the laser shutter assy isn't sticking . This can give the impression of blurring. If the firmware is old then loading the latest engine and system firmware will improve this function.

Clean the 3 black plates the sensors use as reference. They get coated in paper dust. 2 in recesses on top. 1 underneath on metal plate.

The toner is original and the pcu's haven't been touched, although they are almost due for replacement. Its as if the colour drums aren't being charged but the black is.

machine copies ok in B/W but colour drums permanently coated.with toner and filling waste toner bottle. No error codes showing.

I have a customer who's spc420 is recording jam 03. The paper is always stopping in the relay rollers and doesn't reach the reg sensor. I have fitted feed roll, Sep pad, feed clutch and relay clutch...

I have a machine which is spilling toner (magenta and cyan ) from the drum unit near the front of the machine causing spots and streaking. The machine was fully servicesd 80k copies ago. Are there...

Just tried machine with good quality paper and fault has disappeared . As soon as I switched back, the fault reappeared.. Tried Navigator Universal as opposed to the recycled rubbish they were using.

I also have a machine doing exactly the same, always when duplexing. It appears to be flipping the lead edge at the drum seperation. Speaking to other Engineers, this has always been a problem on...

To Enter and Exit the SP Mode
1. Press Clear Modes key .
2. On the operation panel keypad, press 107
3. Hold down Clear key more than 3 seconds.
The Copy SP or PM Counter items are displayed. If...

Check that its clean and seated correctly. If still giving problem, then replace.
To clear the code, use service code 5-810.
The thermistor you need to check is on the top of the fuser above the...

Thanks for all the info guys. Most helpful. Im going back in and having that reg unit out.
Wish me luck !

I changed feed station 1 and 2 with stations taken from another machine which is working fine. The jam doesnt occur every copy, but a run of 20 or more will probably produce the jam. You hear a noise...

Theres 2 1/2 million clicks. I'll check what you said, but ive just fitted two feed stations today and the fault was there straight away. Im wondering whether its something like a relay clutch or...

Hi all

Ive got an aficio 1060 giving me a headache. Its jamming from all the feed stations. I have already changed two of the stations but still no difference.

Ive cleaned all the sensors,(reg,...

Cheers wazza. I think I must be having a blonde moment !

Hi guys.

I've got a strange one here. Getting CPFD1 jams from all trays, including desk.
specific codes are cpfd1-s1, cpfd1-s2, cpfd1-s3 and cpfd1-s4. I know the paper feed drive unit can cause...

Its just shifting, but only on the yellow. Thanks for the advice, i'll be checking that tomorrow. Why does this only affect the yellow ?

Hi Guys

Hope you can help.
Got an mx2300 which during a copy run, slowly loses yellow registration, which ends up to 2.5cm out . If the machine is switched off and on the symptom disappears...