How do you replace the caps on a swordfish 240hv?

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  • millzee
    Ozzie Bloke
    • Nov 2010
    • 1092

    #1

    How do you replace the caps on a swordfish 240hv?

    I still have to replace the caps, I figure I'll somehow remove the swallen caps on the 2nd (mid section of esc) row, and leave the top(easy to get at) row and add the etti cap bank to replace the 2nd row, this would add an additional 2 caps to the unit. My question is, the swollen caps in the middle of the esc will be very hard to get at, will I need to take the esc apart to get at the soldering of the caps or can I just cut them off, then add the etti cap bank to the mid section of the positive and negative poles that run top to bottom through the esc. If anyone has experienced replacing the caps on a sf240 could you please chime in with some assistance??
    http://www.youtube.com/user/1millzee?feature=mhum
    "Gimmy Toyz for FUN"
  • Diesel6401
    Memento Vivere
    • Oct 2009
    • 4204

    #2
    Originally posted by millzee
    I still have to replace the caps, I figure I'll somehow remove the swallen caps on the 2nd (mid section of esc) row, and leave the top(easy to get at) row and add the etti cap bank to replace the 2nd row, this would add an additional 2 caps to the unit. My question is, the swollen caps in the middle of the esc will be very hard to get at, will I need to take the esc apart to get at the soldering of the caps or can I just cut them off, then add the etti cap bank to the mid section of the positive and negative poles that run top to bottom through the esc. If anyone has experienced replacing the caps on a sf240 could you please chime in with some assistance??
    Leave the caps and just add a etti cap bank. It won't hurt anything leaving the damaged caps.
    - Diesel's Youtube
    - Diesel's Fleet
    "It is easier to be wise for others than for ourselves"

    Comment

    • millzee
      Ozzie Bloke
      • Nov 2010
      • 1092

      #3
      really? I don't mean to question you, I just thought it was dangerous to run with swollen caps?
      http://www.youtube.com/user/1millzee?feature=mhum
      "Gimmy Toyz for FUN"

      Comment

      • LiPo Power
        DJI Drone Advanced Pilot
        • May 2009
        • 3186

        #4
        It is up to you but if the one that is swollen bathering you just cut it out with tiny wire cutter and add etti or simmular cap board to power wires.....
        DJI Drone Advanced Pilot
        Canada

        Comment

        • Punisher 67
          Ignore list member #67
          • May 2008
          • 1480

          #5
          If at all possible can you take a picture of the swordfish 240 both sides with the shrink wrap off and post it................................ A 1000 thanks.................
          Necessity is the mother of invention.............

          Youtube Video's http://www.youtube.com/user/Titanis2000

          Comment

          • millzee
            Ozzie Bloke
            • Nov 2010
            • 1092

            #6
            Originally posted by Punisher 67
            If at all possible can you take a picture of the swordfish 240 both sides with the shrink wrap off and post it................................ A 1000 thanks.................
            The shrink wrap's not a problem, it fell off, I have good video footage of the caps in the last few minutes of this footage.

            Just fast forward past the slow, driving Ms Daisy footage and you'll get a lot of good angles of the caps and Esc. From the 9.03 minute mark.
            http://www.youtube.com/user/1millzee?feature=mhum
            "Gimmy Toyz for FUN"

            Comment

            • millzee
              Ozzie Bloke
              • Nov 2010
              • 1092

              #7
              As asked, these are pic's of the sf240hv with no skin.
              Attached Files
              http://www.youtube.com/user/1millzee?feature=mhum
              "Gimmy Toyz for FUN"

              Comment

              • Punisher 67
                Ignore list member #67
                • May 2008
                • 1480

                #8
                Thank you very much , I wanted to know how close to the Schulze 40/160 in size they are .........awesome deal though for the load capability
                Necessity is the mother of invention.............

                Youtube Video's http://www.youtube.com/user/Titanis2000

                Comment

                • millzee
                  Ozzie Bloke
                  • Nov 2010
                  • 1092

                  #9
                  I am about to tackle this cap bank install and I'm still a little concerned about a few things;
                  The standard caps on the sf240hv are 63v 330uf x 6= 1980
                  The Etti cap bank is 63v 1000uf x 5= 5000

                  Easy option: I leave all the standard caps, including the two that are swallen and discolored on and just attach the cap bank to the battery wires near the solder on the esc. -? Will this be to much capacitance @ 6980uf and will the stock damaged caps go boom sometime soon creating me more headache?

                  Next option: Remove the inner row of stock caps, including the two damaged and still add the cap bank at the solders from the esc to battery wires. This would give less capacitance @ 5990uf. If so, how do I take this esc apart so I can get into the solders or to even cut the inner row out and if I do get it out will I need to keep that row active from side to side due to the upper/outer row of caps seeming to having a white connection block joining the upper and lower row?

                  Third option: remove all 6 standard caps and add the etti cap bank to the very bottom at the solder of the esc to battery wires giving a total of 5000uf. Once again, if I do this I would still like to know how to take this esc apart and if the removed cap rows would have to remain active to complete the connection from batteries to esc?

                  Last option: I give up and take up lawn bowls,

                  Please help (I'm just starting to like this hobby and white just doesn't suit me.)
                  http://www.youtube.com/user/1millzee?feature=mhum
                  "Gimmy Toyz for FUN"

                  Comment

                  • millzee
                    Ozzie Bloke
                    • Nov 2010
                    • 1092

                    #10
                    bump
                    Originally posted by millzee
                    I am about to tackle this cap bank install and I'm still a little concerned about a few things;
                    The standard caps on the sf240hv are 63v 330uf x 6= 1980
                    The Etti cap bank is 63v 1000uf x 5= 5000

                    Easy option: I leave all the standard caps, including the two that are swallen and discolored on and just attach the cap bank to the battery wires near the solder on the esc. -? Will this be to much capacitance @ 6980uf and will the stock damaged caps go boom sometime soon creating me more headache?

                    Next option: Remove the inner row of stock caps, including the two damaged and still add the cap bank at the solders from the esc to battery wires. This would give less capacitance @ 5990uf. If so, how do I take this esc apart so I can get into the solders or to even cut the inner row out and if I do get it out will I need to keep that row active from side to side due to the upper/outer row of caps seeming to having a white connection block joining the upper and lower row?

                    Third option: remove all 6 standard caps and add the etti cap bank to the very bottom at the solder of the esc to battery wires giving a total of 5000uf. Once again, if I do this I would still like to know how to take this esc apart and if the removed cap rows would have to remain active to complete the connection from batteries to esc?

                    Last option: I give up and take up lawn bowls,

                    Please help (I'm just starting to like this hobby and white just doesn't suit me.)
                    http://www.youtube.com/user/1millzee?feature=mhum
                    "Gimmy Toyz for FUN"

                    Comment

                    • LiPo Power
                      DJI Drone Advanced Pilot
                      • May 2009
                      • 3186

                      #11
                      Option 1. Go with your the last option and get rid of your esc by shipping it to me, I will pay shipping!
                      Option 2. Get a set of small wire cutters and just cut your caps out, do not open your esc!
                      Install your new cap bank close to the board on your battery wires and you are back in business....
                      Last edited by LiPo Power; 03-28-2011, 05:54 PM.
                      DJI Drone Advanced Pilot
                      Canada

                      Comment

                      • millzee
                        Ozzie Bloke
                        • Nov 2010
                        • 1092

                        #12
                        Originally posted by LiPo Power
                        Option 1. Go with your the last option and get rid of your esc by shipping it to mesent me I will pay shipping!
                        Option 2. Get a set of small wire cutters and just cut your caps out, do not open your esc!
                        Install your new cap bank close to the board on your battery wires and you are back in business....
                        Cool, so I don't need to worry about the curcit with the caps removed, I think I can handle that, If I end up a mangled mess you just may get this thing in the mail, it may be all black, smokey and smelly and may not work but it'l be free!! thanks for your input.
                        http://www.youtube.com/user/1millzee?feature=mhum
                        "Gimmy Toyz for FUN"

                        Comment

                        • LiPo Power
                          DJI Drone Advanced Pilot
                          • May 2009
                          • 3186

                          #13
                          It will work even if you leave your caps the way they are, without removing them.
                          Good or bad they will not do any harm to your esc if you leave them.
                          Just add cap board to battery wires close to the board and it is done!!!
                          ( I do not need your esc, it was a joke )
                          DJI Drone Advanced Pilot
                          Canada

                          Comment

                          • millzee
                            Ozzie Bloke
                            • Nov 2010
                            • 1092

                            #14
                            Originally posted by LiPo Power
                            It will work even if you leave your caps the way they are, without removing them.
                            Good or bad they will not do any harm to your esc if you leave them.
                            Just add cap board to battery wires close to the board and it is done!!!
                            ( I do not need your esc, it was a joke )
                            Thanks for the help, I'll get it done tonight
                            http://www.youtube.com/user/1millzee?feature=mhum
                            "Gimmy Toyz for FUN"

                            Comment

                            • LiPo Power
                              DJI Drone Advanced Pilot
                              • May 2009
                              • 3186

                              #15
                              When you done could you please upload few pictures, close ups if possible, thanks?
                              DJI Drone Advanced Pilot
                              Canada

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