Full repair and service of a 20 year old Bosch GBH 4 DFE SDS+ hammer drill.

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  • เผยแพร่เมื่อ 1 ต.ค. 2024

ความคิดเห็น • 66

  • @mulderrigpainting
    @mulderrigpainting 7 หลายเดือนก่อน +15

    love the diagrams go straight into the bin..... you know your machines Sir, pleasure to watch you at work.

  • @jesusluna1377
    @jesusluna1377 7 หลายเดือนก่อน +14

    Having old stocks of parts is always the greatest thing for anyone on the mechanics field.

  • @apainlessone
    @apainlessone 7 หลายเดือนก่อน +13

    There is not a prayer that I could put that back together in my lifetime!

    • @michaelfairchild
      @michaelfairchild 7 หลายเดือนก่อน +4

      Record it being stripped down and when putting back play that video in reverse.

  • @T0a5tbr0t
    @T0a5tbr0t 7 หลายเดือนก่อน +6

    Very nice Video 👍The Makita hammer grease can also be found as 195127-0. I'm pretty sure that is the same stuff. I can get that pretty cheap, about 3-4 € here in Germany. Useful for fixing smaller machines. They are also included in some Makita service kits.

  • @GablesDude
    @GablesDude 8 ชั่วโมงที่ผ่านมา +1

    That was a thorough, informative, and entertaining video. Thank you!

  • @Zogg1281
    @Zogg1281 7 หลายเดือนก่อน +1

    Is there one of the old power tools, like this, where you have enough parts on the shelf that you could virtually build a brand new tool starting from just having a few of the bigger parts to start from? The shop tour you did recently has had me thinking of those old parts just sitting there ever since I saw that video 😂

  • @JohnJohn-gn2ey
    @JohnJohn-gn2ey 7 หลายเดือนก่อน +4

    I did a full repair and service on the exact same hammer drill blindfolded. And then I woke up. It is frightening watching Dean put this all back together without pictures.

  • @daiburt1833
    @daiburt1833 22 วันที่ผ่านมา +1

    I bid for the exact same drill same year and I got it for 99 pence less than a pound it wasn't working so I pushed the loose spade connector back on and bobs your uncle it's all a game I put my best bid in for £10 and just wait .my jaw has hit the floor many times spit are my favourite I've got four

  • @wallbawden5511
    @wallbawden5511 7 หลายเดือนก่อน +3

    the chap that owns this drill thingies is one lucky man that you have a stock of older parts on the shelf but must be running short of them soon really nice repair nothing left all new bits and you don't charge an arm and a foot to do is just amazing in itself Cheers

  • @prasadvn524
    @prasadvn524 7 หลายเดือนก่อน +3

    Loved the video.I wonder why other repairmen are not as thorough as you sir.

  • @ryan5493
    @ryan5493 7 หลายเดือนก่อน

    I have a question I have a Makita drill that needs a gearbox it’s from 2016. Was wondering if it was worth fixing it isn’t XFD11

  • @alouisschafer7212
    @alouisschafer7212 7 หลายเดือนก่อน

    The good ol Bosch drills and hammers are rock solid.
    Could it have lasted longe than 20 years without failure?
    Probably.
    BUT do you want your tool to cost 2x as much and be bulkier and heavier because the components are beefier and higher quality just so it may last 30 years instead of 20 without major repair?
    When manufacuring tools you have to strike a balance there thats what it comes down to ultimately.

  • @joelcertain673
    @joelcertain673 7 หลายเดือนก่อน +1

    I changed the armature (and brushes of course) on my Spit 335, who is the exact same machine with a speed variator last week, after years of use and abuse... It run so smooth now. What a great tool! Thanks Dean for sharing your knowledge, you are a great professor.
    Greetings from France.

  • @SteifWood
    @SteifWood 7 หลายเดือนก่อน +1

    Watching your videos and hear "give it a try folks" at final I realize I just have to try to repair my expensive Bosch jig saw (which my hired Poles used upside down while cutting firewall sheets). Neither my Ryobi One+ or old AEG can compare to the blue Pro.

  • @K.P.Alexander
    @K.P.Alexander 6 หลายเดือนก่อน

    23:14 Oh no, Dean's holding a part for more than half a second! Did he forget where it goes? Wait, no, he was just reaching for a greasebrush with his other hand...

  • @SuspectZ_-x
    @SuspectZ_-x 18 วันที่ผ่านมา

    Hearing 2003 20 years old is a rough experience 😂

  • @mikebez32420
    @mikebez32420 5 หลายเดือนก่อน

    I wish they still included the diagram.. they didn't on the last service kit I ordered

  • @todornikolov2063
    @todornikolov2063 7 หลายเดือนก่อน +1

    Dean 'Santa' Doherty sounds better than just "deandohertygreaser". Thank you for teaching us and for sharing your knowledge.

  • @Surajautogarage_123.
    @Surajautogarage_123. 6 หลายเดือนก่อน +1

    Jay Nepal aapka video bahut Achcha lagta hai

  • @JohnORourke-yr9uq
    @JohnORourke-yr9uq 7 หลายเดือนก่อน +1

    Thanks for this Dean, I've been hoping you would do one of these as I have a 2001 one . Fortunately it has only ever had light use and is pretty much redundant now but still in excellent condition and certainly worth a clean out and regrease. The part numbers and video will be a great help
    Thanks again

  • @CrookedSkew
    @CrookedSkew 7 หลายเดือนก่อน +1

    Very enjoyable video. I'm grateful you explain exactly what you do as well as the cost of parts, labour and VAT. Too often these are an enigma. Thank you.

  • @loopdemack
    @loopdemack 7 หลายเดือนก่อน +2

    But why cant you put armature under the lathe and take out the raised part, also I've saw thousands armature fixed even by hands without lathe. You can even use mini lathe.

    • @davidworsley7969
      @davidworsley7969 7 หลายเดือนก่อน +1

      Because he's a professional, being paid to do a proper job.

    • @techguy666
      @techguy666 7 หลายเดือนก่อน

      Yeah it would work but doesn't last long. The comm bars are attached via glue/polymer underneath. When it overheats, that bit of plastic is destroyed, that's why they raise.

  • @henrygin3296
    @henrygin3296 7 หลายเดือนก่อน

    I have 3 of them got out off rubbish bin runs well, but no hammer will take a part and see

  • @jasonbuckler190
    @jasonbuckler190 7 หลายเดือนก่อน +1

    Love that your NOS repair parts still come in handy. As always, excellent work!

  • @JonHeets
    @JonHeets 7 หลายเดือนก่อน +1

    I do repairs my self, learn a lot from you THANKS!

  • @FrozenExplosion
    @FrozenExplosion 7 หลายเดือนก่อน +1

    Still got mine, i will attempt a service after watching this.....

  • @chippiepaul232
    @chippiepaul232 5 หลายเดือนก่อน

    i got 2 nof them in my shed , might have a go servicing great content , cheers Dean

  • @leonardpaciora5039
    @leonardpaciora5039 7 หลายเดือนก่อน +2

    Just wanted to say thanks again Dean!!!!

  • @maryweston3851
    @maryweston3851 7 หลายเดือนก่อน +1

    Did,enjoyed it ,thank you,tim

  • @Drottninggatan2017
    @Drottninggatan2017 6 หลายเดือนก่อน

    If one of the connectors in the commutator is higher that means it is loose and when it comes completely out there will be a catastrophic failure.

    • @deandohertygreaser
      @deandohertygreaser  6 หลายเดือนก่อน +1

      if one is higher, then the armature is already burnt out, and needs replaced

  • @gregj7916
    @gregj7916 6 หลายเดือนก่อน

    That growler testing yoke made no sense to me whatsoever….

    • @Drottninggatan2017
      @Drottninggatan2017 6 หลายเดือนก่อน

      They have been used as long as there have been armatures.

  • @shanesuthy
    @shanesuthy 7 หลายเดือนก่อน

    love it

  • @paulcollin1398
    @paulcollin1398 7 หลายเดือนก่อน +1

    👍 the old bits of kit seem to go on for ever

  • @MrJamesdavies085
    @MrJamesdavies085 7 หลายเดือนก่อน +1

    Best drill I’ve ever owned, still going and done me proud:)

    • @HorsleyLandy88
      @HorsleyLandy88 7 หลายเดือนก่อน +1

      Not managed to break the 2 that I have, fantastic tool.

  • @MrFixiit
    @MrFixiit 7 หลายเดือนก่อน

    Failing that if you cant get that gresse then birds custard will do, lol :D Thanks for the price breakdown at the end make sense to get them fixed now.

  • @ElMariachi1337
    @ElMariachi1337 7 หลายเดือนก่อน

    Nice armature tester! Alternative for people not having one of these would be to measure the windings of the armature on resistance with a multimeter set on Ohms and measure the segments on opposite sides to find differences between the windings. Thanks again for the vid and I'm still hating those Bosch c-clips 🤭

  • @austenj4539
    @austenj4539 7 หลายเดือนก่อน

    Looks exactly the same as when you started the repair!
    However, a nice bit of 'magic' to get it working and sounding ten out of ten.

  • @jordancobilanschi3662
    @jordancobilanschi3662 7 หลายเดือนก่อน

    I had two of theese growing up, I used them too when i started doing jobs just serviced them from time 2 time till somebody stole them. Indestructible machines

  • @1978JonBullock
    @1978JonBullock 7 หลายเดือนก่อน

    Dean that should keep it going for another 20 years. What fantastic machinery don't make them like that anymore.

  • @deanstones6773
    @deanstones6773 7 หลายเดือนก่อน

    Love how he just throws instructions away like not needed how he knows were they all go bk is beyond me 😂😂

  • @NickJ01
    @NickJ01 7 หลายเดือนก่อน

    I wish you would include the parts washing that my favorite part seeing it go from dirty to clean

  • @CJ-111
    @CJ-111 7 หลายเดือนก่อน +2

    Great video

  • @alsouthern7190
    @alsouthern7190 7 หลายเดือนก่อน

    Another classic fixed, enjoyed the video

  • @foxconNI
    @foxconNI 7 หลายเดือนก่อน

    How long does it take you from start to finish to do that service.

  • @al0xa
    @al0xa 7 หลายเดือนก่อน

    Thank you for sharing your knowledge.

  • @edchristie4839
    @edchristie4839 7 หลายเดือนก่อน

    You’re the boy Dean! Great vid. 👍

  • @pete_ski
    @pete_ski 7 หลายเดือนก่อน

    I've got one of these drills, best drill I've ever owned.

  • @johnblake3863
    @johnblake3863 7 หลายเดือนก่อน +1

    This was great. Thanks Dean!

  • @halfdanknudsen6055
    @halfdanknudsen6055 6 หลายเดือนก่อน

    "never read it to be honest"
    Good god man, were you born with a library of manuals in your head?! 😂 Well impressed by your ability to strip and assemble even the stuff you don't see every day from memory! Nice one

  • @JohnSmith-pq9zo
    @JohnSmith-pq9zo 7 หลายเดือนก่อน

    I have 3 of this hammers, there are old school and they go forever!

  • @michaelfairchild
    @michaelfairchild 7 หลายเดือนก่อน

    Still "Made in Germany".

  • @hairyrice5407
    @hairyrice5407 7 หลายเดือนก่อน

    Straight to di vanes😬

  • @markskeels8132
    @markskeels8132 7 หลายเดือนก่อน

    Really enjoyed that

  • @rossnolan2883
    @rossnolan2883 7 หลายเดือนก่อน

    Fantastic 😊😊😊😊

  • @dundoire194
    @dundoire194 7 หลายเดือนก่อน

    Old but gold

  • @dannyedwards592
    @dannyedwards592 7 หลายเดือนก่อน +1

    Thanks again Dean. I love ya, not sure about the rest of these wankers.

  • @jdmccorful
    @jdmccorful 7 หลายเดือนก่อน

    Certainly not your "first rodeo"! Enjoyed watching you repair this hammer drill.Nice work!!