Replacement Foam for feed solenoids

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  • Wild Bill
    Senior Tech

    500+ Posts
    • Jul 2005
    • 774

    #1

    Replacement Foam for feed solenoids

    Anyone know where to get replacement foam for hp laserjet feed solenoids. I have been buying the solenoids but it seems a waste of time and money if I could just plop on a strip of foam. Thanks for any info!
    Izzy
  • Rob Sandberg
    Trusted Tech

    250+ Posts
    • Jul 2008
    • 275

    #2
    Wild bill
    Go here for more info on this problem.
    This thread is for HP LJ 4100's but applies to your problem

    HP Laserjet 4100 Error (13.1) - fixyourownprinter.com

    You can use many types of material to dampen the noise, electrical tape, foam strip, felt.
    Just remember not to defeat the action of the solenoid.

    Rob S

    Comment

    • blackcat4866
      Master Of The Obvious

      Site Contributor
      10,000+ Posts
      • Jul 2007
      • 22997

      #3
      I've been using black tape for quite a long time. =^..^=
      If you'd like a serious answer to your request:
      1) demonstrate that you've read the manual
      2) demonstrate that you made some attempt to fix it.
      3) if you're going to ask about jams include the jam code.
      4) if you're going to ask about an error code include the error code.
      5) You are the person onsite. Only you can make observations.

      blackcat: Master Of The Obvious =^..^=

      Comment

      • CraigW
        Trusted Tech

        Site Contributor
        250+ Posts
        • Dec 2010
        • 417

        #4
        Black tape for me as well, 2-3 layers.

        I have some felt circles... but some solenoids don't have enough clearance for them & the felt will bind it's operation.

        Comment

        • blackcat4866
          Master Of The Obvious

          Site Contributor
          10,000+ Posts
          • Jul 2007
          • 22997

          #5
          Today I tried something a little different. I used the hook side of adhesive Velcro. I still damps the noise, and there isn't much risk of the adhesive bleeding through. I think either side of the Velcro would work fine. =^..^=
          If you'd like a serious answer to your request:
          1) demonstrate that you've read the manual
          2) demonstrate that you made some attempt to fix it.
          3) if you're going to ask about jams include the jam code.
          4) if you're going to ask about an error code include the error code.
          5) You are the person onsite. Only you can make observations.

          blackcat: Master Of The Obvious =^..^=

          Comment

          • Iowatech
            Not a service manager

            2,500+ Posts
            • Dec 2009
            • 3930

            #6
            Re: Replacement Foam for feed solenoids

            Wow, am I ever late to this, but I think this is exactly what I needed, so thanks!

            Comment

            • prntrfxr
              Service Manager

              1,000+ Posts
              • Apr 2008
              • 1627

              #7
              Re: Replacement Foam for feed solenoids

              I use Canon separation pads (FC5-4368) that I cut down with a razor blade to fit. Almost all of the solenoids I fix are too small for felt. These just dampen the sound.
              Life should NOT be a journey to the grave with the intention of arriving safely in an attractive and well-preserved body, but rather to skid in sideways - Coke in one hand - chocolate in the other - body thoroughly used up, totally worn out and screaming "WOO-HOO, what a ride!".

              Comment

              • blackcat4866
                Master Of The Obvious

                Site Contributor
                10,000+ Posts
                • Jul 2007
                • 22997

                #8
                Re: Replacement Foam for feed solenoids

                Another thing that works is rubber. I've punched some 13mm disks of rubber from a bicycle inner tube. A small spot of cyanoacetate secures the disk where you need it. =^..^=
                If you'd like a serious answer to your request:
                1) demonstrate that you've read the manual
                2) demonstrate that you made some attempt to fix it.
                3) if you're going to ask about jams include the jam code.
                4) if you're going to ask about an error code include the error code.
                5) You are the person onsite. Only you can make observations.

                blackcat: Master Of The Obvious =^..^=

                Comment

                • EarthKmTech
                  Step aside, noob

                  1,000+ Posts
                  • May 2009
                  • 2139

                  #9
                  Re: Replacement Foam for feed solenoids

                  back when i used to work on HP laser printers 10 years ago, i used to have a supply of 3mm adhesive backed foam that i used for this specific purpose.

                  I was working on the canon SX engine HP Laserjet II and from memory it was a couple registration solenoids that caused interesting paper jams when the factory foam on the tops of the solenoids disintegrated into a sticky mess. Good to see absolutely nothing has changed since then

                  BTW, it was essential to use something as simply removing the factory foam and and cleaning them didnt work, metal on metal resulted in some kind of residual magnetism and the solenoids stayed activated for way too long..

                  Comment

                  • blackcat4866
                    Master Of The Obvious

                    Site Contributor
                    10,000+ Posts
                    • Jul 2007
                    • 22997

                    #10
                    Re: Replacement Foam for feed solenoids

                    Originally posted by PerthKMTECH
                    BTW, it was essential to use something as simply removing the factory foam and and cleaning them didnt work, metal on metal resulted in some kind of residual magnetism and the solenoids stayed activated for way too long..
                    Yeah, I discover that. I had to replace a couple before I learned. =^..^=
                    If you'd like a serious answer to your request:
                    1) demonstrate that you've read the manual
                    2) demonstrate that you made some attempt to fix it.
                    3) if you're going to ask about jams include the jam code.
                    4) if you're going to ask about an error code include the error code.
                    5) You are the person onsite. Only you can make observations.

                    blackcat: Master Of The Obvious =^..^=

                    Comment

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