Groovin' with the MFK 700

tjbnwi

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May 12, 2008
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I needed to route a pair of dados in an oak floor to accept lower guide channels, for a 4 door, dual by-pass system.

I have the 1010, with its track arrangement it would have left to much, and an unbalanced amount of uncut floor at the jambs.

I looked at the Festool USA web site and did not see an accessory that allows the 700 to run "on a track". Micro Fence appears to have one, I needed it the next day. So.............................

This is my solution to the problem;
https://picasaweb.google.com/tbadernwi/MFK700Bracket#5683930040313321554

I used 3/8-16 thread rod for the upper rods, 1revolution of the nut would move the router 1/16". The channel was shown in the specs as 5/8" (0.625), they were really 0.640. By turning the nuts 1/4 turn it allowed me to move the router .015.

The motor was removable between the upper rods. To plunge was a matter of loosening the locking knob and slowly turning the height adjustment dial (with the router running and holding the bracket on the rail securely), then retightening the locking knob. A little chisel work squared up the ends.

The finished jamb sides needed to be removed due to finished opening height increase. I routed the dados with the jamb sides removed, this got me within 1 1/2" of the finished jambs sides, once the finished jamb sides were installed.

2 sided tape was used to hold the rail to the floor, 4 2" strips held it securely.

Tom
 
Great looking sliding doors and a clever ude of some basic materials and the festool-system.

Down here when we buid sliding doors that extend to te ground we work the other way around.  The groove goes in the doors and a little knob is screwed to the floor.  The wheels are on top of the doors and hang in a rail fixed to the ceiling.  That way you don't have to cut in to the floor and the rail doesn't get clogged with dirt.
 
These are hung an upper track and rollers, the lower channel keeps them from "swinging".  I wanted to use the Hǟfele system that uses the pin and groove in the door, but this is what the client had purchased.

Tom
 
tjbnwi said:
I needed to route a pair of dodos in an oak floor to accept lower guide channels, for a 4 door, dual by-pass system.

Tom

Good-looking dodos, Tom. 

[big grin]  [wink]  [big grin] 

 
The hardware is Johnson, their 134F. If you scroll to the bottom of the page you will see the optional bottom guides;

http://johnsonhardware.com/138fbp.htm

Mettes mentioned the dirt in the track, that was the first statement the customers wife made. I much prefer the Hǟfele method of guiding the bottom of the doors. More difficult to install but.......

Tom
 
tom  great idea and use of the 700  you are so talented as a carpenter and jig maker.  great way to solve a problem
 
tjbnwi said:
I much prefer the Hǟfele method of guiding the bottom of the doors. More difficult to install but.......

Good to know Tom.
I haven't had a request for this type of fixture but I am fairly sure I will.
Tim
 
tjbnwi said:
These are hung an upper track and rollers, the lower channel keeps them from "swinging".  I wanted to use the Hǟfele system that uses the pin and groove in the door, but this is what the client had purchased.

Tom

Just out of curiosity for future thought, couldn't the Mettes & Haefle idea have been routed into the bottom of the door more easily and with less work, without the floor 'damage' ?
 
The owner purchased the Johnson system. I had to figure out the best way to install it.

Depending on which Hǟfele system you choose, you may have to route the top and bottom of the door. The Hǟlele would have been twice the cost for the pieces.

Tom
 
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