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GearSprocket Puller recommendations

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Re: GearSprocket Puller recommendations

Postby jimmyfingers » Thu Jul 03, 2014 11:24 pm

I think I am going to get the one KE4 posted pics of from Pitt tools. This tool is actually for the golf course mechanic working on my Mclane Reel. An 8 tooth sprocket is almost completely worn and the reels won't spin. He doesn't have the tool at the shop. He is very 'vague' about certain things so I figured I would ask some experts here
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Re: GearSprocket Puller recommendations

Postby KE4AVB » Fri Jul 04, 2014 9:26 am

jimmyfingers wrote:I think I am going to get the one KE4 posted pics of from Pitt tools. This tool is actually for the golf course mechanic working on my Mclane Reel. An 8 tooth sprocket is almost completely worn and the reels won't spin. He doesn't have the tool at the shop. He is very 'vague' about certain things so I figured I would ask some experts here

These sprocket gears can be so rusted on the shaft that even with the puller a little heat will help to get the gear off and reduce the load on the tool. I just got done with a Yazoo mower where they use a chain drive as part of the self propel unit.

Sometimes using only brute force you have tool to break because of rusted on parts and shaft that flared due too excessive pressures from the tool that is why I personally use a combination of the tool and heat. Experience will teach the user just how much force and heat to use.
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Re: GearSprocket Puller recommendations

Postby Arkie » Tue Jul 08, 2014 9:42 am

KE4AVB wrote:
jimmyfingers wrote:I think I am going to get the one KE4 posted pics of from Pitt tools. This tool is actually for the golf course mechanic working on my Mclane Reel. An 8 tooth sprocket is almost completely worn and the reels won't spin. He doesn't have the tool at the shop. He is very 'vague' about certain things so I figured I would ask some experts here

These sprocket gears can be so rusted on the shaft that even with the puller a little heat will help to get the gear off and reduce the load on the tool. I just got done with a Yazoo mower where they use a chain drive as part of the self propel unit.

Sometimes using only brute force you have tool to break because of rusted on parts and shaft that flared due too excessive pressures from the tool that is why I personally use a combination of the tool and heat. Experience will teach the user just how much force and heat to use.


[color=#FF4000]Experience will teach the user just how much force and heat to use.[/quote][/color]

Since this appears to be a one time use you might consider trying to rent a puller and sometimes NAPA or O'Reillys will loan a tool, but if your mechanic breaks the tool you just bought it.
I have two big tool boxes full of all types of pullers and pushers that I've bought used over the years and several assortments of bolts also stored with the pullers so as I do not have to go chasing for a bolt.

You can get enough heat from a small propane torch for heating the shaft or gear and a good rule of thumb that I use is only heat the metal to where when you spit on it, it just starts to spit back, then install the puller. Best to not let the heat get to the puller.

Probably about most reasonably priced puller that I use most often is a Harmonic balancer puller (looks like a heavy duty steering wheel puller) and also bearing spreader/puller like the pittsburg tools picture in these posts.
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Re: GearSprocket Puller recommendations

Postby jimmyfingers » Thu Jul 10, 2014 10:13 pm

I will let the mechanic know about the heat. It is rusted on there really good. I think the mower was left outside for a long period of time as most of the old engine was rusted. I still have not bought a puller yet. I went to advance auto yesterday but they don't take returns once you open the package.

Anyone got any comments on this tool http://www.amazon.com/TEKTON-5696-Gear- ... ear+puller
I need to make sure it can fit a 1.5-2 inch sprocket. Keep in mind I am not looking to buy it for life. Will use it once
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Re: GearSprocket Puller recommendations

Postby Arkie » Fri Jul 11, 2014 5:48 am

jimmyfingers wrote:I will let the mechanic know about the heat. It is rusted on there really good. I think the mower was left outside for a long period of time as most of the old engine was rusted. I still have not bought a puller yet. I went to advance auto yesterday but they don't take returns once you open the package.

Anyone got any comments on this tool http://www.amazon.com/TEKTON-5696-Gear- ... ear+puller
I need to make sure it can fit a 1.5-2 inch sprocket. Keep in mind I am not looking to buy it for life. Will use it once


Just my opinion from experience:

Usually that type 3 jaw won't work (fit properly) onto a small sprocket the jaws won't stay hooked over a small pulley. (you said the sprocket is about 2.5" in diameter) That is the type that bsengine mentioned previously that will jump off when subjected to a very tough hard pull and damage the sprocket and or other things even itself.. The 3 jaw types has their application purpose and it does not fit your appl.

Care will have to be taken also that the puller does not mushroom the shaft below the sprocket, if that happens the sprocket will have to be sacrificed with a cutting torch. (may have to be sacrificed anyway) Kinda sounds like you might check with a small engine shop and sometimes the local schools that teach small engine classes sometimes has pullers.
Kinda sounds like you need to ask around and then load the engine and go to another place that can do the job. I would not buy a puller for someone else to use for one time thing. (a good small engine mechanic can tell you exactly what you need after they see the sprocket area)

The heating and cooling of the sprocket. Try to completely remove any allen set screws in the sprocket for application of penetrating oil and applying penetrating oil between heating and cooling cycles would be good to start doing now before the puller process. (Are you trying to save the engine that has the sprocket or what?
;)
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Re: GearSprocket Puller recommendations

Postby Deere2me » Fri Jul 11, 2014 7:14 am

jimmyfingers wrote:I will let the mechanic know about the heat. It is rusted on there really good. I think the mower was left outside for a long period of time as most of the old engine was rusted. I still have not bought a puller yet. I went to advance auto yesterday but they don't take returns once you open the package.

Anyone got any comments on this tool http://www.amazon.com/TEKTON-5696-Gear- ... ear+puller
I need to make sure it can fit a 1.5-2 inch sprocket. Keep in mind I am not looking to buy it for life. Will use it once


THAT'S a goodun!!! Sounds more like a clown than a mechanic: YOU gotta supply the puller? YOU gonna tell him about heating, etc.?
YOU need to find a freakin MECHANIC! As in one with the right tools and knowledge!
Myself, I'd of just hit it with my die grinder and 3" cut-off wheel and been done with it. Sheesh!
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Re: GearSprocket Puller recommendations

Postby jimmyfingers » Fri Jul 11, 2014 5:44 pm

Arkie wrote:
jimmyfingers wrote:I will let the mechanic know about the heat. It is rusted on there really good. I think the mower was left outside for a long period of time as most of the old engine was rusted. I still have not bought a puller yet. I went to advance auto yesterday but they don't take returns once you open the package.

Anyone got any comments on this tool http://www.amazon.com/TEKTON-5696-Gear- ... ear+puller
I need to make sure it can fit a 1.5-2 inch sprocket. Keep in mind I am not looking to buy it for life. Will use it once


Just my opinion from experience:

Usually that type 3 jaw won't work (fit properly) onto a small sprocket the jaws won't stay hooked over a small pulley. (you said the sprocket is about 2.5" in diameter) That is the type that bsengine mentioned previously that will jump off when subjected to a very tough hard pull and damage the sprocket and or other things even itself.. The 3 jaw types has their application purpose and it does not fit your appl.

Care will have to be taken also that the puller does not mushroom the shaft below the sprocket, if that happens the sprocket will have to be sacrificed with a cutting torch. (may have to be sacrificed anyway) Kinda sounds like you might check with a small engine shop and sometimes the local schools that teach small engine classes sometimes has pullers.
Kinda sounds like you need to ask around and then load the engine and go to another place that can do the job. I would not buy a puller for someone else to use for one time thing. (a good small engine mechanic can tell you exactly what you need after they see the sprocket area)

The heating and cooling of the sprocket. Try to completely remove any allen set screws in the sprocket for application of penetrating oil and applying penetrating oil between heating and cooling cycles would be good to start doing now before the puller process. (Are you trying to save the engine that has the sprocket or what?
;)


It is not the engine that has the sprocket. It is part number 69 http://www.mclanemower.com/owners_manua ... mowers.pdf. I believe the sprocket helps the reel turn.


I hear what you guys are saying about the mechanic. He is down at the golf course shop which is walking distance and fixes my machines for free or very little money so I just deal. I don't think he is much of an outside the box thinker.
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Re: GearSprocket Puller recommendations

Postby smallen » Fri Jul 11, 2014 6:44 pm

dont look like a pullers going to work on this, arms too short to reach the gear, use a press or a bearing separator with long threaded rod to pull it off, make sure shaft is real clean unless its reduced after the gear

this is a good example of asking for advice with out knowing the application
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Re: GearSprocket Puller recommendations

Postby KE4AVB » Sat Jul 12, 2014 9:23 am

smallen wrote:dont look like a pullers going to work on this, arms too short to reach the gear, use a press or a bearing separator with long threaded rod to pull it off, make sure shaft is real clean unless its reduced after the gear

this is a good example of asking for advice with out knowing the application


Exactly why I suggest the bearing separator puller as you can switch over to threaded rods if there is a need for longer puller bolts. Just over to the shorter bolts as near the end of the pull.
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Re: GearSprocket Puller recommendations

Postby 38racing » Mon Jul 14, 2014 1:17 am

smallen wrote:the pullers bg and ke4 posted are better for gears, if there is room around gear, these can be had in several sizes to fit under gear, be careful with 2/3 finger pullers as they came damage the teeth or even break the gear off center hub, (if tour trying to save the gear)

that is the setup I try (but with 3/8 bolts) to pull off wheels rims. I drill holes in the rim to pass the bolts through and get the knife edges of the puller right on the axle against the hub centre.
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