EFCO 904 Series - Manual (Page 21)

MULLION
FACE
[FIG. 11]
JAMB FACE
DPS 7/2001
JAMB BACK
attachment screws using the drilling templates on pages 11 & 12.
If horizontal intermediates are incorporated, drill for shear block
Slide the mullion face onto the mullion back as shown in Fig. 11.
Typical drilled members are shown in Fig. 10 below.
Jamb members will have preps on one side only.
Cut length for the vertical mullion and jamb face is similar.
Please refer to chart ’A’ on page 17 and notching required
See Section IV B for installation procedures.
MULLION BACK
STEP 5)
shown on page 18.
STEP 4)
9578
[FIG. 10]
9575
STEP 3)
PAGE 19
(CONT.)
SECTION III E - FABRICATION
VERTICAL INTERMEDIATE AND 2 PIECE JAMB
(BUTT GLAZED and CAPTURED MULLION SYSTEMS)