Louisville AA2210 Instrucciones De Instalación página 6

E. The person below will need to raise the attic ladder into the rough opening and with
assistance from person above position securely on the temporary support boards (Figure 6).
Support A
F. Make sure frame on door hinge side of ladder is pushed up against header and is centered
side to side in rough opening. Temporarily secure frame to header using two 2 ½" deck
screws (Figure 7). Do not use pre–drilled holes for deck screws. Pre–drilled holes are used in
Step 2.
CAUTION: This is only a temporary connection, NEVER climb on ladder in this condition.
G. Carefully open attic ladder door but do not unfold the climbing section until indicated in
step 3. Center and square the opposite side of attic ladder frame in the rough opening using
shims. Ensure ladder frame is square by measuring diagonals of the frame within 1/8"
(Figure 7).
H. Secure sides of ladder frame to ceiling joists with 2 1/2" deck screws at shim locations
(Figure 7). Do not use pre–drilled holes for deck screws. Pre–drilled holes are used in Step 2.
5
Door hinge end
Frame
Header
Rough opening
FIGURE 6
FIGURE 7
Support B
Shim