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Do you have the proper counterweight installed??

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Old 07-12-2012, 09:11 AM   #1 (permalink)
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Do you have the proper counterweight installed??
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Old 07-12-2012, 10:43 AM   #2 (permalink)
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Originally Posted by wheee! View Post
Do you have the proper counterweight installed??
Installed? There was nothing in the instructions saying i needed to install anything except for the backing plate...
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Old 07-12-2012, 11:54 AM   #3 (permalink)
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Originally Posted by Pelican170 View Post
Installed? There was nothing in the instructions saying i needed to install anything except for the backing plate...
This:



Quote:
Porter-Cable 7424XP Counterweight Facts
5" or 6" Polishing Applications
The counterweight is a half-moon shaped piece of metal attached to the rotating shaft of the tool. This smooths out the random orbit action by providing a counter balance to the elliptical orbit of the rotating backing pad. If you change the pad size you must also change the counterweight or suffer unnecessary vibration and possible damage to the tool.

7424XP Polisher Facts

7424XP Polisher

7424XP Countweights
The counterweight off-sets the weight of the pad and ensures overall balance of the system. The Counterweight always has to match the pad to minimize vibration.

5" Pad Counterweight
#874011
For pads between 95 and 105 grams. 6" Counterweight
#699933
For pads between 125 and 135 grams.

There are two different counter-weights which are clearly marked to indicate use with either a 5" or 6" backing pad. Therefore, if you decide to outfit the 7424XP with a 6" backing pad you must use the 6" counterweight. If you decide to use 5" backing pads you must use the 5" counterweight.

NOTE: This applies for sanding as well as polishing applications.
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Old 07-12-2012, 01:23 PM   #4 (permalink)
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Thanks. yes, that piece is on there. I am using a 5 inch backing plate with a 6.5 inch pad... i assume its ok... maybe it needs to be tightened or something...

I also need to mark a line on the backing plate to be sure of how much it is actually spinning...
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Old 07-12-2012, 03:17 PM   #5 (permalink)
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Originally Posted by Pelican170 View Post
Thanks. yes, that piece is on there. I am using a 5 inch backing plate with a 6.5 inch pad... i assume its ok... maybe it needs to be tightened or something...

I also need to mark a line on the backing plate to be sure of how much it is actually spinning...
Using a 6.5" pad is the problem. Switching to a 5" will make a big difference.
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Old 07-12-2012, 03:27 PM   #6 (permalink)
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Originally Posted by GaleForce View Post
Using a 6.5" pad is the problem. Switching to a 5" will make a big difference.
Really? Autogeek.net recommended using this setup for beginners. I trust their info usually...

I guess ill buy a few 5 inch pads and play around. If thats the fix, then good!

But I only see 5.5 inch pads. I assume these are what i need?
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Last edited by Pelican170; 07-12-2012 at 03:39 PM.
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