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<br /> <br />Tools you need: <br />· 2 Step ladders . Saw <br />· Tape measure . Hammer <br />· Screw driver · 16d common nails <br />· (2) 1"x4"x30" lumber for temporary slats <br />· Lumber as needed for frame and ceiling reinforcement <br />· 1/4" or 318" plywood shims, and braces, same <br />dimensions as joists <br />· Assistant <br /> <br />Notice: <br /> <br />A} Failure to follow instructions and safety precautions as <br />stated in this instruction sheet can result in serious <br />damage and injuries. <br /> <br />B) Make sure you have purchased the right size Folding <br />Stairway by measuring the ceiling height and unit width. <br /> <br />C} Consult a qualified professional if in doubt while you are <br />working on the ceiling. <br /> <br />D) Installation of this unit will require two people. <br /> <br />E} Do not stand under or use this unit during installation. <br /> <br />F) Carefully read SAFETY and CAUTION labels and follow <br />them prior to installation and every time unit is used. <br /> <br />G) Springs are under tension. Extreme care should be taken <br />in their adjustment. <br /> <br />Steps: <br /> <br />1. Select an area with sufficient landing space and <br />headroom as you climb into attic area. See FIGURE 1. <br /> <br />2. Inspect ceiling for plumbing, electrical wiring or any <br />other work that might be disturbed by cutting into <br />ceiling. (Consult a qualified professional if in doubt.) <br /> <br />3. Using dimensions from TABLE 1, below, for rough open- <br />ing cut into ceiling and create a frame using same size <br />lumber as ceiling joists. The frame should be secured to <br />the joists using 1&1 common nails and if possible steel <br />corner bracing. Should the spacing of the joists be <br />smaller than unit width, cut out a portion of the joist and <br />create the frame as shown in FIGURE 2. <br />4. Nail 1X4 temporary slats across the bo~om of rough <br />opening creating a 314" ledge on each side. See <br />FIGURE 3. <br /> <br />TABLE 1. <br /> <br />MODEL NO. <br />2201 <br />2210 <br />2501 <br />2510 <br />'FI..OOR-~ <br /> <br />caUNG HElGHT-, <br />s..;" <br />10"-4" <br />s..;.. <br />10'-4.' <br /> <br />ROUGH OPENING <br />22.500xs.OO <br />22.500xs..OO <br />25.500xs.OO <br />25 5OOxs. 00 <br /> <br /> <br /> <br />Power Arm Base J \ <br /> <br /> <br />I f! <br />I ,,'- <br />, -- <br />"""-..... ........ <br />t'\\y-- -:--., <br />\\ --....-..... <br />\ - - <br /> <br />~ \ \ <br /> <br />r,- \ \ " 8 <br /> <br />\ Swing Dimension <br />I~ <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />, \ <br />,... <br /> <br />FIGURE 1. <br /> <br />Reinforcemem lumber <br />same size as ceiling joist. <br />Nail to joist f!NfJry 18" <br />using 1&1 nails. <br /> <br />Headec sill and <br />reinforcement <br />lumber same <br />size as <br />Ceiling <br />joists. <br /> <br />Stringer <br />(Use cut- <br />out fro <br />joist) <br /> <br />Ceiling Joisr <br /> <br />FIGURE 2, <br /> <br />LANDING SPACE "A" <br />87.000 <br />73.000 <br />87 .000 <br />73000 <br /> <br />A <br /> <br />Landing Space <br /> <br />SWING DIMENSION "B" <br />71000 <br />79.000 <br />71.000 <br />79 000 <br /> <br />J.H-318 <br />