EFCO 960 Series - Manual (Page 32)

PAGE 30
(CONT.)
1.750
C
B
E
A
D
1.055 .937
2.187
FIG. # 14
X
A F
BOTTOM OF HEADER
For 1 9/16" back member -
top shear block holes
top shear block holes
top shear block holes
For 2 9/16" back member -
drill the marked "A" & "C" locations
For 4 1/16" & 4 13/16" back members -
.159 dia. (# 21 Drill) (3 places).
drill the marked "A" & "B" locations
drill the marked "A" locations
.159 dia. (# 21 Drill) (2 places).
.159 dia. (# 21 Drill) (3 places).
Top portion of the
See page 28 and 29.
drilling template.
SECTION IV - SHEAR BLOCK FABRICATION
JDA 10/2000