EFCO 955 Series - Manual (Page 9)

For the left side vertical members, drill from this side as shown below.
For the right side vertical members, turn the drill jig over and drill from the
TOP OF 1G72 or 1G73
SECTION III - DRILL JIGS
prepared for shear blocks.
The drill guide is used by aligning off the back and ends of the members being
DRILL JIG #DJ06 FOR INTERMEDIATE HORIZONTALS #1G72 AND #1G73
= C = #7 (.201 dia.) intermediate horizontal to shear block
= B = #21 (.159 dia.) drill shear block to vertical mullion
HORIZONTAL
INTERMEDIATE
END PREP
1G73
HORIZONTAL C
HORIZONTAL INTERMEDIATE
SHEAR BLOCK ATTACHMENT
VERTICAL PREP FOR
PAGE #7
C B
B
1G72
JDA 9/2000
opposite side.
.438
1.500
.900
1.000
.350
2.875
.369
.500
.875
.500
.159 DIA.
(#21 DRILL)
.201 DIA.
(#7 DRILL)