Step 3 PERMANENT MOUNTING OF LADDER
INCLUDED FASTENERS
(10) 1/4" Hex Head
Lag Screws, 3" Long
1.
SECURING LADDER IN ROUGH OPENING:
a. Pre-drill (4) 1/8" pilot holes and install (4)
1/4" x 3" hex head lag screws into Header
"A" using hinge plate as template.
(See Figure L) (4) 1/4" washers to be used
under heads of lag screws.
b. If necessary, carefully place shims behind
Mounting Plates (See inset - Figure M)
Do not bow sides of ladder frame with
shims. Pre-drill (2) 1/8" pilot holes and
install (2) 1/4" x 3" hex head lag screws
into Mounting Plates. (2) 1/4" washers to
be used under heads of lag screws.
(See Figure M)
c. Pre-drill (4) 1/8" pilot holes approximately
as shown. Install (4) 1/4" x 3" hex head lag
screws. (4) 1/4" washers to be used under
heads of lag screws.
d. Make sure door closes without
interference. Readjust shims if necessary
Trim portion of shims that stick out above and below frame.
Shims sticking out above the frame are a tripping hazard
and must be trimmed.
2. REMOVE TEMPORARY SUPPORT BOARDS
YOUR ATTIC LADDER HAS BEEN PERMANENTLY MOUNTED INTO OPENING.
8
(10) 1/4" Washers
PROCEED TO STEP 4 -SETTING LADDER HEIGHT.
ADDITIONAL
MATERIALS
NEEDED
Shims
Figure L
Shim (if
necessary)
Screws
Figure M
TOOLS NEEDED
Stepladder
Drill
1/8" Drill Bit
Wrench, 7/16" (1)
Hammer
Header A
Lag Screws
and Washers
Mounting Plate
Lag
Screw
and
Washer
Lag