Intermediate horizontal, A) door frame anchoring, Fig. 37 – EFCO 904 Series User Manual
Page 37: Fig. 36, Step 4), Step 2) step 3) step 1)

[FIG. 37]
903/904
ROTATE
K141
K176
901/902
[FIG. 36]
Refer to pages 11 and 12 for drilling templates.
Shear block locations may be drilled before verticals are installed
INTERMEDIATE HORIZONTAL
Install shear block to vertical using (3) #10-24 x 1 3/4" PL-PH-SMS.
horizontal is screw attached to the shear block with
901/902 shear block and horizontal do not snap fit. The
Rotate the horizontal over the shear block until it snaps in place.
"Butter" ends of horizontals with a butyl type sealant (nonhardening).
(2) #12-24 x 1/2" PH-FH-TYPE "F" SCREWS. (#S110)
See Fig. 37 below.
THE SHEAR BLOCK UNTIL IT
ROTATE THE HORIZONTAL OVER
SNAPS INTO PLACE.
STEP 4)
9564 - 904
9586 - 903
BUTYL TYPE SEALANT
ACROSS THE ENDS
TYPICAL VERTICAL MEMBER
2 pc. JAMB SHOWN
SECTION IV D - INSTALLATION
or after installation.
STEP 2)
STEP 3)
STEP 1)
904 SHOWN
903 SIMILAR
901-902 Horizontal Notching.
Refer to Page 22 for
S110
9469 - 901
8583 - 902
HORIZONTAL
(Includes (3) MRF8 SCREWS
K-141 for 903/904
K-176 for 901/902
PAGE 35
& (1) S110 SCREW)
JDA 10/2001