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SETTINGS & ADJUSTMENTS
When mortising flat jambs (jambs with no stop applied) the stop system shown below in figure 3-9 is
used to control the movement of the router into the door and into the jamb. The stop dog is rotated to the
“down” position (as shown) and is positioned between the door and jamb when the router is lowered.
By adjusting the stop screws, the distance of mortise into the door and jamb is precisely controlled. This
Locking Clamp
Stop Screws
Stop Dog
stop system is generally used for 3-1/2” hinges only. If you have need to mortise for 4” or other sized
hinges on jambs with no stop applied, it is recommended you purchase an “extra” flat jamb stop assem
-
bly and set it for the required mortise dimensions.
To change mortise depth open the locking clamp lever and position the “zero” on the adjustment ring
exactly above the pointer on the router base. Turn the adjustment ring until the bit is at the desired depth.
Note that each mark on the adjustment scale represents a depth change of 1/64” (.015”). Close the clamp
lever.
Adjustment Ring
FIGURE 3-9
FIGURE 3-10
3-17 MORTISING FLAT JAMBS:
3-18 MORTISE DEPTH: