[Ducati] Removing Crankshaft

Barry musical at interbaun.com
Fri Jan 4 17:34:08 EST 2008


So I found a 2 prong puller that looked the best as far as size and fitting
on the gear. I printed out all your guys words of wisdom and headed to the
garage. My hands shook lightly as I opened the door wondering what events
awaited me. I opened up the Haynes manual for the 50th time making sure I
once again was not missing a step ( yes Rich I have been studying the shop
manual) I then pulled out the puller from the card board box. The tool
looked perfect as the light reflected off it. I remembered everything that
you guys said about leaving the nut on and awaiting a horrendus bang. So I
wound back the screw and fit the puller on the gear. I double checked to
make sure everything was perfect, I wasn't happy with it so I slightly re
adjusted it and as I tightened 1 turn , it went plop and came off. No Bang,
plop. So I am happy it was so easy to take off, but why was it so easy kind
of makes me wonder. Perhaps it is a good thing I am taking this engine
apart. Any ways I'm sure it is different with other motors, but I am glad I
didn't break a finger or have the gear smash into my girl friends car.

On to the next step.

Barry


On 1/2/08 7:37 PM, "Art Ramos" <hyperpastabiker at gmail.com> wrote:

> Hi Rich,
> 
> I beg to differ in a very polite and humble way. : )
> I've removed over four of these gears so far with a heavy duty pitman arm
> puller. The OEM factory Ducati tool requires a tap as well.
> The pitman arm puller has an extra amount of material on the tension nut
> just for this purpose. Mine has a loose cap to beat on.
> (See pictures in the links below)
> 
> The puller ran me 30 bucks from the web three years ago.
> Alex is right about room and you do need to pay attention to what you are
> doing. This isn't an issue if done properly. You don't need to wind up the
> puller to the moon. I've done mine and others with no issues. Brad is
> correct as well about leaving the nut on to prevent bodily injury. Doing so
> this way, you can forget the blanket. The shock method requires less overall
> stored energy to remove the gear. Like Brad mentioned it will pop and you
> will crap your pants the first time. The tap method is less violent. After
> you have done a few it's a non issue.
> http://www.thepartsbin.com/cartools/speciality_tools-pitman_arm_puller-2747-d.
> html
> 
> http://www.beachtradingco.com/servlet/Detail?no=5347
> 
> http://www.allgiftsandmore.com/servlet/the-150396/Super-Duty-Pitman-Arm/Detail
> 
> As you can see as far as price goes you need to do your homework!
> 
> The first one I did I headed Rich's wisdom to the tee! Blanket and all. He
> was right it did come off with a bang! Through repeatly doing this process
> I've learned a better way to "Skin the Old Cat"! Or Should I say..... "Pluck
> the Old Duc"!
> 
> I just hope I haven't ruffled any feathers... : )
> 
> 
> Art
> 
> 
> 
> On Jan 2, 2008 4:02 AM, Rich Roberts <bigredxrunner at yahoo.com> wrote:
> 
>> Not this bugger Stuart. All the usual methods do not accomplish much,
>> tapping, heating etc. It lets go when it wants to let go and not a moment
>> sooner. As Brad mentioned one time when it popped it popped right on buds
>> hand and broke his finger, compound in the process so beware. Rich
>> 
>> MS&F <thebrowns at domaccess.com> wrote:  A good stratergy with tapered
>> shafts is to put some tension on the
>>  puller and then tap the end of it. The small shock is enough to pop the
>> taper loose with a minimum of fuss.
>> 
>> Stuart
>> 
>> Rich Roberts wrote:
>>> Good point on right side timing gears. Friend actually broke finger
>> trying to get that gear off when puller and gear went flying once. I think
>> what works well is to put on puller, and it may take 10-12 ton puller, lube
>> profusely with something like PB Blaster, put tension on gear, wrap well
>> with a heavy cloth, leave it and come back in the morning. I have had this
>> work a couple of times, using a shipping blanket to catch all when it
>> finally lets go. I think the idea of steady tension over time is what works.
>> It is a major bite in the butt for most and I have an assrotment of gear
>> pullers to use. it took the biggest three jaw I had to do it. Pullers bought
>> at Sears. Rich
>>> 
>>> 
>>> 
>> 
>> *****
>> 
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>> motorcycle
>> stand superstore.  Every brand, every model, 95% in stock for immediate
>> shipment. Whether front stands, rear stands, paddock stands, dirt bike
>> stands, or any kind of stand or lift, MC Stands tests, rates, and
>> discounts
>> everything they sell.  Check them out!
>> 
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