EFCO 403 Series Storefront - Manual (Page 33)

EFCO CORPORATION 1/2013 PART NO. Y001 Page 33 of 94
Series 401,402, & 403 Installation Instructions
ECONOMY DRILL GUIDES
FIG. # 3
SECTION III: A. SCREW SPLINE FABRICATION
assembly holes as indicated.
the 401 glazing pocket,
Insert this lug into
then drill the screw spline
H-701
(FOR 401 SYSTEM)
horizontal.
(FOR 401 SYSTEM)
locating the drill guide
the opposite edge for
at the top of the
Use this edge or
40
1
1 3
/4"
TO
FI
NIS
HE
D F
LO
OR
extrusion being used to
(8) holes are located.
Refer to the horizontal
# 9 drill (.196 dia.),
determine the correct holes
to drill for the application
at head, intermediate, or sill.
for SCREW SPLINE APPLICATION
H-701 DRILL GUIDE (401)
TOP OF HORIZONTAL
1 3/4"